Douglas Ray Pedersen Birthdate: 28 September, 1949 by 67nMlIE

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									College of Medicine                        Curriculum Vitae                    Douglas Ray Pedersen

                                       Douglas Ray Pedersen
                                          June 22, 2012

I.     EDUCATIONAL AND PROFESSIONAL HISTORY

Education

1965–1967     Pre-med, The University of Iowa, Iowa City, IA
1974–1975     Engineering, University of Missouri, Columbia, MO
1979 B.S.     Biomedical Engineering, The University of Iowa, Iowa City, IA
1983 M.S.     Mechanical Engineering, The University of Iowa, Iowa City, IA
1998 Ph.D.    Biomedical Engineering, The University of Iowa, Iowa City, IA

Professional Appointments

1979–1994 Research Assistant, College of Medicine, Department of Orthopaedic Surgery, The
          University of Iowa
1994–2000 Research and Development Project Leader, College of Medicine, Department of
          Orthopaedic Surgery, The University of Iowa
2000–2002 Research Scientist, College of Medicine, Department of Orthopaedic Surgery, The
          University of Iowa
2002–2009 Research Engineer, College of Medicine, Department of Orthopaedic Surgery, The
          University of Iowa
2001–     Adjunct Associate Professor, College of Engineering, Department of Biomedical
          Engineering, The University of Iowa
2002–     Graduate College Faculty, The University of Iowa
2009–     Research Associate Professor, College of Medicine, Department of Orthopaedics &
          Rehabilitation, The University of Iowa

Honors and Awards

1967         University Merit Scholarship for Freshmen, The University of Iowa
1967         Honors Status, The University of Iowa College of Liberal Arts
1977         Dean's List, The University of Iowa College of Engineering
1978         Dean's List, The University of Iowa College of Engineering
1979         Dean's List (4.0), The University of Iowa College of Engineering
1981         Otto E. Aufranc Award, The Hip Society
1984         Otto E. Aufranc Award, The Hip Society
1987         Crenshaw: CAMPBELL'S OPERATIVE ORTHOPAEDICS, ed.7; requested contribution
             from "An Axisymmetric Model of Acetabular Components in Total Hip Arthroplasty"
1993         Frank Stinchfield Award, The Hip Society
1994         ASTM Committee F-4 Student Paper Competition Award
1994         ASME BED Doctoral Student Paper Competition Finalist
1995         College of Medicine Melvin Marcus Clinical Research Award. Maxian T, Brown T,
             Pedersen D, Callaghan J
1995         Clinical Research Medical Student Award, American Federation for Clinical Research.
             Maxian T, Brown T, Pedersen D, Callaghan J
1996         Frank Stinchfield Award, The Hip Society
1997         Frank Stinchfield Award, The Hip Society
1997         William H. Harris Award, Orthopaedic Research Society and the William Harris Fellows
College of Medicine                      Curriculum Vitae                      Douglas Ray Pedersen

1997         Albert J. Key Award, Mid-America Orthopaedic Association, Hop J, Pedersen D,
             Callaghan J
1998         John Charnley Award, The Hip Society
2000         American Society of Mechanical Engineers, Bioengineering Division Master's-level
             student paper, Nadzadi M, Pedersen D, Callaghan J, Brown T
2000         Clinical Biomechanics Award, American Society of Biomechanics, Nadzadi M, Pedersen
             D, Yack, H, Callaghan J, Brown T
2003         Clinical Biomechanics Research Award, Orthopaedic Research and Education
             Foundation and the Orthopaedic Research Society, Callaghan JJ, Pedersen DR, Brown
             TD, Johnston RC
2009         Nicolas Andry Award, Association of Bone and Joint Surgeons
2011         William H. Harris Award, Orthopaedic Research Society and the William Harris Fellows


II.    TEACHING AT THE UNIVERSITY OF IOWA

Teaching Activities

1979      Materials Science Laboratory Instructor, The University of Iowa College of Engineering
1983–1990 University of Iowa Exercise Science and Sports Physiology, Develop Biomechanics
          Teaching Software on Micro-computers
1984–     Guest lectures on Gait analysis/seminars on current research projects - Biomedical
          Engineering, Physical Therapy, and Exercise Science
2002         Honors project mentor: Michael Doty    Biomedical Engineering (2-D Clinical
             Projections from 3-D CT Image Processing)
2003         051:158 Biomechanics of Orthopaedic Devices and Implants, Biomedical Engineering
2003         Honors project mentor: Heather Ralston Biomedical Engineering (Radiographic Natural
             History of Developmentally Dysplastic and Asymptomatic Hips)
2004         Engineering Honors Seminar 57:001 Mentor. Jessica A. Leinen (The Effect of Pelvic
             Orientation on Acetabular Volume Measurements)

Student Research Projects

Orthopaedic Residents
  1982
Stephen A. Yoder       Total Hip Arthroplasty. A Long-Term Follow-Up
  1983
John J. Callaghan      Hip Arthrodesis. A Long-Term Follow-Up
 1984
Lawernce D. Bell       Performance Characteristics of a 20 MHz Pulsed Ultrasound Doppler
                       Velocimeter for Studies of Microvascular Hemodynamics
 1987
Thomas A. Malvitz      Closed Reduction for Congenital Dysplasia of the Hip
  1989
Richard Berger         Three-dimensional Carpal Kinematics

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College of Medicine                      Curriculum Vitae                       Douglas Ray Pedersen

  1993
Lacy E. Thornburg     Three-Dimensional Contact Stress Distributions for Acetabular Dome
                      Fractures: A Re-Fracture Model to Address Site Specificity
 1995
George J. Emodi       The Effect of Surgically Induced Parameters on Posterior Cruciate Ligament
                      Function Following Total Knee Arthroplasty
  1996
Kristi L. Weber       Comparison of Acetabular Wear in Primary versus Revision THA
Steven Madey
  1997
Jon D. Hop            An In Vivo Model of Third Body Wear Contribution of Cable Debris
                      Generation to Accelerated Polyethylene Wear and Acetabular Component
                      Loosening
 2000
Peter Pardubsky       Digital Measurement of Cartilage Tenacin Content
  2001
Erin Forrest          Long-Term Follow-up of THA
  2000–2001
J. A. Morcuende       Radiographic Measurements in DDH
  2001–2002
Jay Keener            25-30 Year Follow-up of Cemented Charnley THA in Patients Under 50
Robert Kadoka         15-Year Follow-up of Agility Total Ankle Replacement (Dr. Alvine’s first 100)
  2001
Aimee Klapach         Long-term Follow-up of THA in DDH Patients
 2001–2003
Karen Evanson         Long-term Follow-up of DDH Patients Treated With Pelvic Osteotomies
  2002–
Robert Kadoka         Radiographic Follow-up of STAR Total Ankle Replacements
Steve Knecht          15-Year Radiographic and Clinical Follow-up of Alvine Total Ankle
                      Replacements
Geoff Haft            Clinical follow-up of conservatively-treated DDH patients
Aimee Klapach         Acetabular Wear in Primary versus Revision THA
 2007
Aaron J. Altenburg    The Effect of Cable Debris on Acetabular Construct Durability in Cemented
                      Total Hip Arthroplasty at 19 to 20 Year Follow-Up
  2010
Nicholas A. Bedard    Cementless THA for the Treatment of Osteonecrosis at 10 Year Follow-Up:
                      Have We Improved?
 2010
Heather A. Campion    Evaluation of Outcomes of Complex Idiopathic Clubfeet

 2010
Michael D. Stefl      Primary Cementless Acetabular Fixation at Minimum 20-Year Follow-up:
                      Are We Improving Compared to Cemented Fixation?

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College of Medicine                       Curriculum Vitae                       Douglas Ray Pedersen

 2010
Matthew J. Teusink     Long-Term Femoral Remodeling in Charnley THA

  2010
Bryan N. Trumm         Revision with Cementless Acetabular Components at Minimum 20 Year
                       Follow-Up: Have We Improved?


Biomedical Engineering Graduate Students
  1981–1982
James R. Tolbert       Engineering Analysis of Total Hip Component Design
  1982
Fritz van Krieken      Prediction of Muscle and Joint Loads After Segmental Femur Replacement
                       for Osteosarcoma.
 1985–1986
Cheng K. Cheng         Muscle Force Estimations Using Nonlinear Programming

 1985–1987
Donald Anderson        Contact Stress Aberrations Following Imprecise Reduction of Intra-Articular
                       Fractures
 1986–1988
Kelly J. Baker         Biomechanics of Femoral Head Aseptic Necrosis
 1991–1993
Douglas J. Adams       Adaptive Bone Remodeling in the Functionally Isolated Turkey Ulna
  1992–1993
Vincente Ricos-Furio   Effects of Constitutive and Geometric Modelling Simplifications on Stresses
                       Computed in the Turkey Ulna (Universitat Politecnica de Catalunya)
  1993
Janet L. Ronsky        Contact Stress Distributions on In-Situ Patellofemoral Joint Cartilage Contact
                       (University of Calgary)
 1994
Evelyne M. Hasler      Comparison of Theoretically Calculated and Measured Patellofemoral
                       Contact Forces in the Cat Knee Joint (University of Calgary)
  1994–1995
Jiro Sakamoto          Computer Assisted Planning of Head-Preserving Surgery in Femoral Head
                       Osteonecrosis
  1994–1997
Tina A. Maxian         Sliding-Distance-Coupled Finite Element Polyethylene Wear in Total Hip
                       Arthroplasty
  1995–1996
Micahel Bottlang       Flow Field Visualization in Cell Culture Mechanostimulus System
Daniel Fitzpatrick     Three-dimensional Ankle Screw Displacement Axis of Rotation
Erica Skaro            Three-dimensional Wrist Screw Displacement Axis of Rotation
  1996-1997
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College of Medicine                      Curriculum Vitae                         Douglas Ray Pedersen

Jason K. Otto         Characterize the Dynamic Response of a Piezoresistive Contact Stress
                      Sensor
  1997
John C. Nieman        Localized Regions of Head Roughening on FE Model Third Body Wear
                      Variability
 1997–1998
Christopher Scifert   Direct Physical Validation of a Finite Element Model of Total Hip Dislocation
 1999–2001
Mark Nadzadi          Total Hip Dislocation (in vivo) Kinematics and Finite Element Analysis
 2001–2003
Yang David Dai        Interactive Computer Modeling of (3-D CT) Acetabular Fracture Reduction
 2003–2005
Mary E. Russell       Cartilage Contact Pressure Elevations in Dysplastic Hips: A Model of Chronic
                      Overload
  2003–2005
Nicole A. Kallemeyn   Articular Cartilage Mechanics in Response to Triaxial Compression: A
                      Poroelastic Finite Element Model
  2003–2005
Kiran H. Shivanna     Automating Patient-Specific Diarthrodial Joint Contact Model Development
 2003–2005
Megan P. Rumery       A Pose-Based Image Analysis Technique for Measuring Total Disc
                      Replacement Wear
 2002–2006
Hannah J. Lundberg    Third Body Acceleration of THA Wear
  2005–2007
Kimberly S. Mittelholtz Finite Element Analysis of Total Disc Replacement Wear
  2005–2007
S.F. Moussavi-Harami Custom Image Analysis Program for Automated Objective Scoring of
                     Histologically Apparent Cartilage Degeneration
    2007–2009
Sirisha Tadimalla     Evaluation of posttraumatic changes in cartilage using T1ρ, T2 imaging and
                      dGEMRIC: A line profile based approach
   2008–2010
Nicholas J. Stroud    Advancements of a Servohydraulic Human Hip Joint Motion Simulator for
                      Experimental Investigation of Hip Joint Impingement/Dislocation
   2007–
Jacob M. Elkins       Surgical-, Patient-, and Implant-Specific Predictors of Failure in Total Hip
                      Arthroplasty – Finite Element Analysis
   2009–2011
Noelle F. Klocke      Characterizing Cartilage-Specific T1rho MRI for Clinical Translation and
                      Application


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College of Medicine                       Curriculum Vitae                        Douglas Ray Pedersen

Biomedical Engineering Undergraduate Students
 1982
David Bondi            Hemodynamic Comparison of Interrupted and Continuous Microarteriorraphy
                       Techniques
 1992
Micahel Bottlang       Hyperelastic Constitutive Properties of Polydimethyl Siloxane Cell Culture
                       Membranes
 1996
Dawn E. Morrow        Prototype Drill-guide for Fibular Graft Placement in Femoral Head Necrosis
Sanjay B. Dave
Micahel J. Schnieders
 1999–2001
Michael Doty           Biomedical Engineering: Wear analysis of total hip replacements.
 2001
Colleen Lamb           Develop computer-based digital follow-up of DDH radiographs
 2002
Michael Doty           Honors project mentor: 2-D Clinical Projections from 3-D CT Image
                       Processing
Heather Ralston        40-year radiographic natural history of DDH patients and hip joint articular
                       contact stress from standard clinical AP radiographs
Crystal Panages        Clinical follow-up of conservatively-treated DDH patients
Jessica Leinens        3rd Body Wear–LTFU of IMB wire/cable patients for NIH wear grant
Andrea Hayes           Radiographic follow-up of Scandinavian Total Ankle Replacements
  2007
Nicolas J. Stroud      Motorized Tissue Chamber for Use in Confocal Microscopy
Nick Leymaster
Dan Schenck


Fellows and Visiting Scholars
 1981–1982
Bertil Romanus         Gait analysis and Foot-floor Barography
 1982
Kenichi Murase         Finite Element Analysis of Tibial Component Design in Total Knee
                       Arthroplasty
 1985
Mark S Vrahas          In Vivo Passive Moment Measurements in the Human Hip
  1986–1987
Joseph Feinberg        Modeling of Canine Pelvic Limb Muscular Anatomy
Alexander L. Bell      Accuracy of Several Hip Joint Center Location Prediction Methods
  1992
Steven A. Meyer        The Effects of Patella Infera on Patellofemoral Contact Stress


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College of Medicine                     Curriculum Vitae                       Douglas Ray Pedersen

  1992
James MacKenzie       Areas of Contact and Extent of Gaps with Implantation of Oversized
                      Acetabular Components in Total Hip Arthroplasty
 1993
Yong Sik Kim          Reamed Surface Topology and Component Seating in Press-Fit Cementless
                      Acetabular Fixation(St. Mary’s Hospital Catholic Medical College, Seoul)
 1994
Kathi Teixeira        The Effects of Grip on Wrist Motion
 1995
Adrienne Spirt        The Effects of Wingflap on New Bone Formation in a Turkey Model
 1996
Yongde Zhang          Flexural Rigidity of Human Fibular Bone Grafts
  1996
T. Takatsu            The Effect of Surgically Induced Parameters on Posterior Cruciate Ligament
                      Function Following Total Knee Arthrpolasty


Medical Students
  1988
Steve E. Pierotti     Are Leg EMG Profiles Symmetrical?
  1996
David A. Anderson     Prototype Drillguide for Fibular Graft Placement in Femoral Head Necrosis
  1998
Jay C Albright        10 Year Follow-Up of Cementless HG-I Acetabular Components
Karen Miller          Acetabular Wear in Primary versus Revision THA
Erin Forest           Long-term Follow-up of THA Patients
Aimee Klapach         Long-term Follow-up of THA Patients
  1999
Brad Heithoff         Long Term Follow-up of Dislocation of the Hip Following Total Hip
                      Arthroplasty
Jesse Templeton       1) Long Term follow-up of Hybrid Revision;
                      2) Long Term follow-up of RFC Knee;
                      3) Follow-Up of Femoral Impaction Allografting in Revision Hip Surgery
Steve Liu             14-15 Year Follow-up of Matte Finish Iowa Total Hip Component
Todd Johnston         Minimum Five Year Follow-up of Polished Iowa Components
Tad Vernon            40-year follow-up of DDH patients
  2000
Brad Heithoff         Long Term Follow-up of Dislocation of the Hip Following Total Hip
                      Arthroplasty
Gary B. Fetzer        Long-Term Follow-up of Total Hip Arthroplasties
Jesse Templeton       1) Long Term Follow-up of Hybrid Revision
                      2) Long Term Follow-up of RFC Knee
                      3) Intermediate Term Follow-Up of Femoral Impaction Allografting in Revision
                      Hip Surgery
Steve Liu             14-15 Year Follow-up of Matte Finish Iowa Total Hip Component
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College of Medicine                      Curriculum Vitae                       Douglas Ray Pedersen

Todd Johnston         Dislocations at Five Year Follow-up of Polished Iowa Components
Chris McAndrew        Total Hip Arthroplasty Wear Rate Distributions are Non-Gaussian
  2001
John Gaffey           15-Year Follow-up of HG Hybrid revision THA
Jesse Templeton       30 Year Follow-up of Cemented Charnley THA
Steve Liu             30 Year Follow-up of Cemented Charnley THA
Kyle Aliman           Radiographic follow-up of Alvine Total Hip Arthroplasty
Gary B Fetzer         Long-Term Follow-up of Total Hip Arthroplasties
  2002
Jesse Templeton       30 Year Follow-up of Cemented Charnley THA
Steve Liu             30 Year Follow-up of Cemented Charnley THA
Kyle Aliman           Radiographic follow-up of Alvine Total Hip Arthroplasty
Clifford Novak        Constrained liner LTFU – Iowa, Mao, DMOS
Brian Schroeder       Closed Reductions for DDH: Juvenile Radiographic Natural History
 2003
Andrea Buckwalter     Long-term Follow-up of 2000 Primary THAs
 2007
Andrea Buckwalter     Results of Charnley Total Hip Arthroplasty With the Use of Improved Femoral
                      Cementing Techniques at a Minimum of Twenty-Five Year


Other Students
 1982
Karen A. Joos         Hemodynamic Comparison of Interrupted and Continuous Microarteriorraphy
                      Techniques (Anatomy)
  1996-1998
John Rossmann         THA UHMWPE wear measurements (Management Information Systems)
Justin R. Pedersen    LTFU of THA wear and clinical database (Management Information Systems)
 1998-1999
Chris McAndrew        THA UHMWPE wear measurements (BS Sociology - Northwestern)
  2000
Jeff Hauke            Device for Tracking Knee Kinematics of Maneuvers (Physical Therapy)
Ruchika Wahi          Maneuvers Commonly Responsible for Hip Dislocation (Physical Therapy)
Jason Wilken          3-D Movements Associated with THA Dislocation (Physical Therapy)
 2001
Ruchika Wahi          Maneuvers Commonly Responsible for Hip Dislocation (Physical Therapy)
 2002
Andrea Buckwalter     LTFU all Charnley THA at DMOS (BS Anthropologic Biology - Duke)
Mira Estin            LTFU Multi-center Depuy scans of Agility TAA radiographs (Iowa City City
                      High)




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College of Medicine                        Curriculum Vitae                        Douglas Ray Pedersen

Other Academic Activities

1981         Implement Orthopaedic Biomechanics Lab connection to campus broadband as first
             College of Medicine research lab to be networked.

1983         University of Iowa College of Law, Clinical Law Program, Data Presentation for Plaintiff
             in Extended School Year, Special Education at Grant Wood Area Community College

1984         University of Iowa Department of Physics and Astronomy, Build the Radio-Astronomy
             Observatory computer operating system

1984         University of Iowa Department of Physical Therapy Education, Build a teaching/research
             computer operating system

1985–1988 University of Iowa Department of Speech Pathology and Audiology, Computer systems

1983–1990 United States Olympic Committee Scientific Support Program; Develop biomechanical
          performance analysis programming of male and female long jump and triple jump
          athletes (USOC and Universal Gym Equipment funding, Prof. James G Hay, Department
          of Exercise Science, The University of Iowa)

1986–1990 United States Gymnastics Federation; Develop biomechanical performance analysis of
          men's and women's gymnastic vaulting events (USOC funding, Prof. Yoshiaki Takei,
          Department of Physical Education, Northern Illinois University)

1988–1990 International Olympics Committee, Summer Olympiad in Seoul, South Korea; Analysis
          of men and women's vaulting, long jump and triple jump events (USOC funding, Prof.
          James G Hay, Department of Exercise Science, The University of Iowa)

1985–1990 Iowa Department of Public Instruction: Iowa Articulation Norms Project; Develop
          standardized testing of Iowa child speech articulation and assess phonetic development,
          with Prof. Ann Smit, The University of Iowa Wendall Johnson Speech and Hearing
          Center; Express 900 potential sound descriptors in any combination for 108 noun-
          photographs (Lotus analysis)

1988–1990 Nebraska Department of Public Instruction: Articulation Norms Project; with Prof. Ann
          Smit, Chairman of the Kansas State University Department of Speech and Hearing.
          Define phonetic development of 250 Nebraska children using the Iowa Articulation
          Norms Test. Perform a comparative analysis (Lotus) for Midwest phonetic definition

1998         Smit-Hand Articulation and Phonology Evaluation (SHAPE, formerly known as the Iowa
             Articulation Norms Project), Western Psychological Services

2004         Visiting Scholar/Lecturer (September 28 – October 3, 2004)

             Visiting Scholar
             Joint Prosthesis Technology Research Center
             Taipei, Taiwan

             Visiting Lecturer

                                                   9
College of Medicine                         Curriculum Vitae                       Douglas Ray Pedersen

              Chung Yuan Christian University
              Chung Li, Taiwan

              Visiting Professor
              Prof. WB Chen’s Biomedical Engineering Laboratory
              Zhong-Yuan University
              Zhong-Li City, Taiwan

              Visiting Professor
              Prof. CK Cheng’s Orthopaedic Biomechanics Laboratory
              National Yang Ming University
              Taipei City, Taiwan

              Visiting Scholar
              Mackay Memorial Hospital Research Center
              Taipei City, Taiwan

              Visiting Biomedical Engineer
              United Orthopaedic Corporation
              Xin-Zhu County, Taiwan


III.    SCHOLARSHIP

Publications and Presentations

150 Peer-reviewed articles
366 Abstracts
381 Scientific presentations

Journal Publications
1.     Crowninshield RD, Pedersen DR, Brand RA. A measurement of proximal femur strain with total
       hip arthroplasty. Journal of Biomechanical Engineering. 1980;102:230–233.
2.     Crowninshield RD, Brand RA, Johnston RC, Pedersen DR. An analysis of femoral prosthesis
       design: The effects on proximal femur loading. The Otto Aufranc Award Paper. The Hip.
       1981;111–122.
3.     Crowninshield RD, Brand RA, Johnston RC, Pedersen DR. An analysis of collar function and
       the use of titanium in femoral prostheses. Clinical Orthopaedics & Related Research.
       1981;(158):270–277.
4.     Brand RA, Crowninshield RD, Wittstock CE, Pedersen DR, Clark CR, van Krieken FM. A model
       of lower extremity muscular anatomy. Journal of Biomechanical Engineering. 1982;104(4):304–
       310.


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College of Medicine                       Curriculum Vitae                      Douglas Ray Pedersen

5.   Brand RA, Crowninshield RD, Pedersen DR. Architecture of the periacetabular trabecular bone.
     Orthopaedics. 1982;5:299–304.
6.   Brand RA, Crowninshield RD, Johnston RC, Pedersen DR. Forces on the femoral head during
     activities of daily living. The Iowa Orthopaedic Journal. 1982;2:43–49. PMCID2328831.
7.   Pedersen DR, Crowninshield RD, Brand RA, Johnston RC. An axisymmetric model of
     acetabular components in total hip arthroplasty. Journal of Biomechanics. 1982;15(4):305–315.
8.   Blair WF, Gabel RH, Pedersen DR, Greene ER. A method for programmed, rapid range control
     advance with the 20 MHz PUDVM. Biomedical Sciences Instrumentation. 1983;19:25–29.
9.   Blair WF, Pedersen DR, Joos K, Bondi DR. A hemodynamic comparison of interrupted and
     continuous microarteriorraphy techniques. Infomedix. 1983;298–303.
10. Crowninshield RD, Pedersen DR, Brand RA, Johnston RC. Analytical support for acetabular
     component metal backing. The Hip. 1983;207–215.
11. Crowninshield RD, Johnston RC, Brand RA, Pedersen DR. Pathologic ligamentous constraint of
     the hip. Clinical Orthopaedics & Related Research. 1983;(181):291–297.
12. Crowninshield RD, Brand RA, Pedersen DR. A stress analysis of acetabular reconstruction in
     protrusio acetabuli. Journal of Bone & Joint Surgery - American Volume. 1983;65(4):495–499.
13. Crowninshield RD, Brand RA, Johnston RC, Pedersen DR, Wilson MA, Tolbert JR. An
     engineering analysis of total hip component design. Orthopaedic Review XII. 1983;11:33–45.
14. Murase K, Crowninshield RD, Pedersen DR, Chang TS. An analysis of tibial component design
     in total knee arthroplasty. Journal of Biomechanics. 1983;16(1):13–22.
15. Murase K, Tsukahara S, Saito S, Crowninshield RD, Pedersen DR. A finite element analysis of
     tibial component design in total knee arthroplasty. Biomechanics. 1983;VII B:1023–1031.
16. Pedersen DR. A finite element analysis of acetabular reconstruction. Iowa City, Iowa: Masters
     Thesis, Mechanical Engineering, The University of Iowa; 1983.
17. Blair WF, Pedersen DR, Joos K, Bondi D. Interrupted and continuous microarteriorrhaphy
     techniques: A hemodynamic comparison. Journal of Orthopaedic Research. 1984;2(4):419–424.
18. Brand RA, Pedersen DR. Computer modeling of surgery and a consideration of the mechanical
     effects of proximal femoral osteotomies. The Otto Aufranc Award Paper. The Hip. St. Louis: C V
     Mosby Company; 1984;193–210.
19. Bell LD, Blair WF, Pedersen DR, Gabel RH. A hemodynamic evaluation of cuffed
     microarteriorrhaphy. Microsurgery. 1985;6(2):106–112.



                                                 11
College of Medicine                         Curriculum Vitae                        Douglas Ray Pedersen

20. Blair WF, Pedersen DR, Joos K, Green ER, Bondi D. Microarteriorrhaphy: Blood flow after
     wound healing. Microsurgery. 1985;6(2):116–120.
21. Brand RA, Yoder SA, Pedersen DR. Interobserver variability in interpreting radiographic
     lucencies about total hip reconstructions. Clinical Orthopaedics & Related Research.
     1985;(182):237–239.
22. Brown TD, Gabel RH, Pedersen DR, Bell LD, Blair WF. Some characteristics of laminar flow
     velocity spectra detected by a 20 MHz pulsed ultrasound Doppler. Journal of Biomechanics.
     1985;18(12):927–938.
23. Brown TD, Bell LD, Pedersen DR, Blair WF. A three-dimensional computational simulation of
     some sources of measurement artifact in microvascular pulsed ultrasound Doppler velocimetry.
     Journal of Biomechanical Engineering. 1985;107(3):274–280.
24. Callaghan JJ, Brand RA, Pedersen DR. Hip arthrodesis. A long-term follow-up. Journal of Bone
     & Joint Surgery - American Volume. 1985;67(9):1328–1335.
25. van Krieken FM, den Heeten GJ, Pedersen DR, Brand RA, Crowninshield RD. Prediction of
     muscle and joint loads after segmental femur replacement for osteosarcoma. Clinical
     Orthopaedics & Related Research. 1985;(198):273–283.
26. Blair WF, Chang L, Pedersen DR, Gabel RH, Bell LD. Hemodynamics after autogenous,
     interpositional grafting in small arteries. Microsurgery. 1986;7(2):84–86.
27. Brand RA, Pedersen DR, Friederich JA. The sensitivity of muscle force predictions to changes
     in physiologic cross-sectional area. Journal of Biomechanics. 1986;19(8):589–596.
28. Brand RA, Pedersen DR, Yoder SA. How definition of "loosening" affects the incidence of loose
     total hip reconstructions. Clinical Orthopaedics & Related Research. 1986;(210):185–191.
29. Yoder SA, Brand RA, Pedersen DR, O'Gorman TW. The effect of acetabular position on total
     hip component loosening rates. The Iowa Orthopaedic Journal. 1986;6:75–81. PMCID2328927.
30. Pedersen DR, Brand RA, Cheng C, Arora JS. Direct comparison of muscle force predictions
     using linear and nonlinear programming. Journal of Biomechanical Engineering.
     1987;109(3):192–199.
31. Singerman RJ, Pedersen DR, Brown TD. Quantitation of pressure-sensitive film using digital
     image scanning. Experimental Mechanics. 1987;27:99–105.
32. Brown TD, Anderson DD, Nepola JV, Singerman RJ, Pedersen DR, Brand RA. Contact stress
     aberrations following imprecise reduction of simple tibial plateau fractures. Journal of
     Orthopaedic Research. 1988;6(6):851–862.


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College of Medicine                        Curriculum Vitae                        Douglas Ray Pedersen

33. Brown TD, Pedersen DR, Radin EL, Rose RM. Global mechanical consequences of reduced
     cement/bone coupling rigidity in proximal femoral arthroplasty: a three-dimensional finite
     element analysis. Journal of Biomechanics. 1988;21(2):115–129.
34. Yoder SA, Brand RA, Pedersen DR, O'Gorman TW. Total hip acetabular component position
     affects component loosening rates. Clinical Orthopaedics & Related Research. 1988;(228):79–
     87.
35. Bell AL, Brand RA, Pedersen DR. Prediction of hip joint centre location from external landmarks.
     Human Movement Science. 1989;8:3–16.
36. Pedersen DR, Brand RA. (1989) Knee joint moment assumptions affect hip joint force
     calculations. In: Stein JL, Miller JA Ashton, Pandy MG (Eds.) Issues in the Modelling and
     Control of Biomechanical Systems, ASME DSC.17(H00550).
37. Bell AL, Pedersen DR, Brand RA. A comparison of the accuracy of several hip center location
     prediction methods. Journal of Biomechanics. 1990;23(6):617–621.
38. Bell AL, Brand RA, Pedersen DR. A comparison of the external pelvic dimensions of caucasian
     children and adults. The Pittsburgh Orthopaedic Journal. 1990;1:31–34.
39. Brand RA, Pedersen DR, Davy DT, Heiple KG, Goldberg VM. Hip force calculations and
     measurements in the same patient. Journal of Biomechanics. 1990;23:727.
40. Brown TD, Pedersen DR, Gray ML, Brand RA, Rubin CT. Toward an identification of
     mechanical parameters initiating periosteal remodeling: A combined experimental and analytic
     approach. Journal of Biomechanics. 1990;23(9):893–905.
41. Brown TD, Baker KJ, Pedersen DR, Brand RA. Structural aspects of femoral head
     osteonecrosis. Proceedings of Mechanics Computing in 1990s and Beyond, The American
     Society of Civil Engineers Conference. 1990;1:559–563.
42. Pedersen DR, Brown TD, Brand RA. Interstitial bone stress distributions accompanying ingrowth
     of a screen-like prosthesis anchorage layer. Journal of Biomechanics. 1991;24(12):1131–1142.
43. Pedersen DR, Feinberg JH, Brand RA. A model to predict canine pelvic limb musculoskeletal
     geometry. Acta Anatomica. 1991;140(2):139–145.
44. Pierotti SE, Brand RA, Gabel RH, Pedersen DR, Clarke WR. Are leg electromyogram profiles
     symmetrical? Journal of Orthopaedic Research. 1991;9(5):720–729.
45. Brown TD, Pedersen DR, Baker KJ, Brand RA. Mechanical consequences of core drilling and
     bone-grafting on osteonecrosis of the femoral head. Journal of Bone & Joint Surgery - American
     Volume. 1993;75(9):1358–1367.


                                                  13
College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

46. Brown TD, Baker KJ, Pedersen DR, Brand RA. Biomechanics of femoral head aseptic necrosis.
     Biomedical Engineering - Application, Basis, Communication. 1993;5:9–12.
47. Brand RA, Pedersen DR, Davy DT, Kotzar GM, Heiple KG, Goldberg VM. Comparison of hip
     force calculations and measurements in the same patient. Journal of Arthroplasty.
     1994;9(1):45–-51.
48. Hasler E, Herzog W, Ronsky J, Pedersen D, Brown T, Grood E, Butler D. Comparison between
     theoretical and measured contact forces in the cat patellofemoral joint. Journal of Biomechanics.
     1994;27:801.
49. MacKenzie JR, Callaghan JJ, Pedersen DR, Brown TD. Areas of contact and extent of gaps
     with implantation of oversized acetabular components in total hip arthroplasty. The Frank
     Stinchfield Award Paper. Clinical Orthopaedics & Related Research. 1994;(298):127–136.
50. Pedersen DR. Rate of in-vivo polyethylene wear for five different acetabular components used
     over a five to twenty-two year period. The ASTM F-4 Award Paper. ASTM Committee F-4
     workshop on Ultra High Molecular Weight Polyethylene Materials. May 1994.
51. Adams DJ, Pedersen DR, Brand RA, Rubin CT, Brown TD. Three-dimensional geometric and
     structural symmetry of the turkey ulna. Journal of Orthopaedic Research. 1995;13(5):690–699.
52. Callaghan JJ, Pedersen DR, Olejniczak JP, Goetz DD, Johnston RC. Radiographic
     measurement of wear in 5 cohorts of patients observed for 5 to 22 years. Clinical Orthopaedics
     & Related Research. 1995;(317):14–18.
53. Callaghan JJ, Kim YS, Brown TD, Pedersen DR, Johnston RC. Concerns and improvements
     with cementless metal-backed acetabular components. Clinical Orthopaedics & Related
     Research. 1995;(311):76–84.
54. Fitzpatrick DC, Foels WS, Pedersen DR, Marsh JL, Saltzman CL, Brown TD. An articulated
     ankle external fixation system that can be aligned with the ankle axis. Iowa Orthopaedic Journal.
     1995;15:197–203. PMCID2329049.
55. Kim YS, Brown TD, Pedersen DR, Callaghan JJ. Reamed surface topography and component
     seating in press-fit cementless acetabular fixation. Journal of Arthroplasty. 1995;10(Suppl):S14–
     21.
56. Ronsky JL, Herzog W, Brown TD, Pedersen DR, Grood ES, Butler DL. In vivo quantification of
     the cat patellofemoral joint contact stresses and areas. Journal of Biomechanics.
     1995;28(8):977–983.



                                                  14
College of Medicine                         Curriculum Vitae                        Douglas Ray Pedersen

57. Callaghan JJ, Kim YS, Pedersen DR, Brown TD. Acetabular preparation and insertion of
     cementless acetabular components. Operative Techniques in Orthopaedics. 1996;5:325–330.
58. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. 3-Dimensional sliding/contact
     computational simulation of total hip wear. The Frank Stinchfield Award Paper. Clinical
     Orthopaedics & Related Research. 1996(333):41–50.
59. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Adaptive finite element modeling of long-
     term polyethylene wear in total hip arthroplasty. Journal of Orthopaedic Research.
     1996;14(4):668–675.
60. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. A sliding-distance-coupled finite element
     formulation for polyethylene wear in total hip arthroplasty. Journal of Biomechanics.
     1996;29(5):687–692.
61. Ricos V, Pedersen DR, Brown TD, Ashman RB, Rubin CT, Brand RA. Effects of anisotropy and
     material axis registration on computed stress and strain distributions in the turkey ulna. Journal
     of Biomechanics. 1996;29(2):261–267.
62. Hop JD, Callaghan JJ, Olejniczak JP, Pedersen DR, Brown TD, Johnston RC. Contribution of
     cable debris generation to accelerated polyethylene wear. The Frank Stinchfield Award Paper.
     Clinical Orthopaedics & Related Research. 1997(344):20–32.
63. Maxian TA, Brown TD, Pedersen DR, McKellop HA, Lu B, Callaghan JJ. Finite element analysis
     of acetabular wear. Validation, and backing and fixation effects. Clinical Orthopaedics & Related
     Research. 1997;344:111–117.
64. Meyer SA, Brown TD, Pedersen DR, Albright JP. Retropatellar contact stress in simulated
     patella infera. American Journal of Knee Surgery. 1997;10(3):129–138.
65. Pedersen DR, Brand RA, Davy DT. Pelvic muscle and acetabular contact forces during gait.
     Journal of Biomechanics. 1997;30(9):959–965.
66. Schnieders MJ, Dave SB, Morrow DE, Heiner AD, Pedersen DR, Brown TD. Assessing the
     accuracy of a prototype drill guide for fibular graft placement in femoral head necrosis. Iowa
     Orthopaedic Journal. 1997;17:58–63. PMCID2378111.
67. Weber KL, Callaghan JJ, Pedersen DR, Olejniczak JP, Johnston RC. Comparison of acetabular
     wear in primary versus revision total hip arthroplasty. AAOS Proceedings. 1997;23:23.
68. Brown TD, Bottlang M, Pedersen DR, Banes AJ. Loading paradigms—intentional and
     unintentional—for cell culture mechanostimulus. American Journal of the Medical Sciences.
     1998;316(3):162–168.


                                                   15
College of Medicine                         Curriculum Vitae                        Douglas Ray Pedersen

69. Heiner AD, Zhang Y, Pedersen DR, Brown TD. Harvest site and loading direction as
     determinants of the flexural rigidity of human fibular bone Grafts. Journal of Musculoskeletal
     Research. 1998;2:273–281.
70. Pedersen DR, Brown TD, Hillis SL, Callaghan JJ. Prediction of long-term polyethylene wear in
     total hip arthroplasty, based on early wear measurements made using digital image analysis.
     The William Harris Award Paper. Journal of Orthopaedic Research. 1998;16(5):557–563.
71. Pedersen DR, Brown TD, Maxian TA, Callaghan JJ. Temporal and spatial distributions of
     directional counterface motion at the acetabular bearing surface in total hip arthroplasty. Iowa
     Orthopaedic Journal. 1998;18:43–53. PMCID2378155.
72. Pedersen DR. MRI-based finite element models of surgically achieved fibular graft placement for
     osteonecrosis of the femoral head. [Doctor of Philosophy]. Iowa City, Iowa: Biomedical
     Engineering, Ph. D. Dissertation, The University of Iowa; 1998.
73. Scifert CF, Brown TD, Pedersen DR, Callaghan JJ. A finite element analysis of factors
     influencing total hip dislocation. Clinical Orthopaedics & Related Research. 1998(355):152–162.
74. Callaghan JJ, Albright JC, Goetz DD, Olejniczak JP, Johnston RC, Pedersen DR. Paper #4 At
     minimum ten year follow-up, do cementless acetabular components outperform cemented
     acetabular components? The Journal of Arthroplasty. 1999 February; 14(2)2:244–245.
75. Anderson DA, Schneiders MJ, Heiner AD, Pedersen DR, Brown TD, Brand RA. A surgical guide
     to accurately place pins or nails within the femoral head. Journal of Musculoskeletal Research.
     1999;3:233–237.
76. Callaghan JJ, Johnston RC, Pedersen DR. Practice surveillance: A practical method to assess
     outcome and to perform clinical research. The John Charnley Award Paper. Clinical
     Orthopaedics & Related Research. 1999(369):25–38.
77. Callaghan JJ, Kim YS, Pedersen DR, Brown TD. Periprosthetic fractures of the acetabulum. The
     Orthopaedic Clinics of North America. 1999;30:221–234.
78. Callaghan JJ, Kim YS, Pedersen DR, Brown TD. Fractures of the acetabulum after a total hip
     arthroplasty. Techniques in Orthopaedics. 1999;14:120–126.
79. Emodi GJ, Callaghan JJ, Pedersen DR, Brown TD. Posterior cruciate ligament function
     following total knee arthroplasty: The effect of joint line elevation. Iowa Orthopaedic Journal.
     1999;19:82–92. PMCID1888617.
80. Pavec M, Brand RA, Pedersen DR, Mavcic B, Kralj-Iglic V, Iglic A. Mathematical modelling of
     stress in the hip during gait. Journal of Biomechanics. 1999;32(11):1229–1235.


                                                   16
College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

81. Otto JK, Brown TD, Heiner AD, Pedersen DR, Callaghan JJ. Static and dynamic response of a
     multiplexed-array piezoresistive contact sensor. Experimental Mechanics. 1999;39:317–323.
82. Scifert CF, Brown TD, Pedersen DR, Heiner AD, Callaghan JJ. Development and physical
     validation of a finite element model of total hip dislocation. Computer Methods in Biomechanics
     and Biomedical Engineering. 1999;2:139–147.
83. Mavcic B, Antolic V, Brand R, et al. Weight bearing area during gait in normal and dysplastic
     hips. Pflügers Archiv - European Journal of Physiology. 2000;439(3 Suppl):R213–214.
84. Mavcic B, Antolic V, Brand R, Iglic A, Kralj-Iglic V, Pedersen DR. Peak contact stress in human
     hip during gait. Pflügers Archiv - European Journal of Physiology. 2000;440(5 Suppl):R177–178.
85. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. Comparison of cup anteversion and tilt
     effects on dislocation propensity for small-head-size total hip replacements. Advances in
     Bioengineering ASME BED. 2000;48:11–12.
86. Brown TD, Pedersen DR, Callaghan JJ. (2001) What design factors influence wear behvior at
     the articulating surfaces in total hip replacement? In: Wright TM, Goodman SB (Eds.) Implant
     Wear in Total Joint Replacement: Rosemont, Illinois: American Academy of Orthopaedic
     Surgeons.
87. Callaghan JJ, Pedersen DR, Brown TD. (2001) How should wear-related implant surveillance be
     carried out and what methods are indicated to diagnose wear-related problems? In: Wright TM,
     Goodman SB (Eds.) Implant Wear in Total Joint Replacement: Rosemont, Illinois: American
     Academy of Orthopaedic Surgeons.
88. Callaghan JJ, Heithoff BE, Goetz DD, Sullivan PM, Pedersen DR, Johnston RC. Prevention of
     dislocation after hip arthroplasty: Lessons from long-term follow-up. Clinical Orthopaedics &
     Related Research. 2001;393:157–162.
89. Callaghan JJ, Pedersen DR. (2001) How should wear-related implant surveillance be carried out
     and what methods are indicated to diagnose wear-related problems? In: Wright TM, Goodman
     SB (Eds.) Implant Wear In Total Joint Replacement: Clinical and Biologic Issues, Material and
     Design Considerations. (pp. 24–30) Rosemont, Illinois: American Academy of Orthopaedic
     Surgeons.
90. Heithoff BE, Callaghan JJ, Goetz DD, Sullivan PM, Pedersen DR, Johnston RC. Dislocation
     after total hip replacement: A single surgeon's experience. Orthopedic Clinics of North America.
     2001;32(4):587–591.



                                                  17
College of Medicine                          Curriculum Vitae                          Douglas Ray Pedersen

91. Malkani AL, Voor MJ, Rennirt G, Helfet D, Pedersen DR, Brown TD. Increased peak contact
     stress following incongruent reduction of transverse acetabular fractures: A cadaveric model.
     The Journal of Trauma. 2001;15(4):704–709.
92. Pedersen DR, Callaghan JJ, Johnston TL, Fetzer GB, Johnston RC. Comparison of femoral
     head penetration rates between cementless acetabular components with 22 millimeter and 28
     millimeter Heads. Journal of Arthroplasty. 2001;16:111–115.
93. Rennirt G, Helfet D, Brown TD, Pedersen DR. Increased peak contact stress following
     incongruent reduction of transverse acetabular fractures: A cadaveric model. The Journal of
     Trauma. 2001;15(4):704–709.
94. Scifert CF, Noble PC, Brown TD, Bartz RL, Kadakia N, Sugano N, Johnston RC, Pedersen DR,
     Callaghan JJ. Experimental and computational simulation of THA dislocation, with long term
     clinical correlation. Orthopedic Clinics of North America. October 2001;32(4):553–568.
95. Urban JA, Garvin KL, Boese CK, Bryson L, Pedersen DR, Callaghan JJ, Miller RK. Ceramic-on-
     polyethylene bearing surfaces In cemented total hip arthroplasty: Seventeen to twenty-one-year
     results. Journal of Bone and Joint Surgery. 2001;83A(11):1688–1694.
96. Ivapec M, Brand RA, Pedersen DR, Mavcic B, Kralj-Iglic V, Iglic A. Erratum to: "Mathematical
     modelling of stress in the hip during gait" [Journal of Biomechanics. 1999;32(11):1229–1235]
     Journal of Biomechanics. April 2002;35(4):555.
97. Brown TD, Stewart KJ, Nieman JC, Pedersen DR, Callaghan JJ. Local head roughening as a
     factor contributing to variability of total hip wear: A finite element analysis. Journal of
     Biomechanical Engineering. December 2002;124(6):691–698.
98. Callaghan JJ, Brown TD, Pedersen DR, Johnston RC. Choices and compromises in the use of
     small head sizes (under 32 mm) in total hip arthroplasty. Clinical Orthopaedics & Related
     Research. Dec 2002;405:144–149.
99. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. Effects of acetabular component
     orientation on dislocation propensity for small-head-size total hip arthroplasty. Clinical
     Biomechanics. 2002;17(1):32–40.
100. Keener JD, Callaghan JJ, Goetz DD, Pedersen DR, Sullivan PM, Johnston RC. Twenty-five-
     years after Charnely total hip arthroplasty in patients less than fifty years old: A concise follow-
     up of a previous report. Journal of Bone and Joint Surgery–American Volume. June 2003;85–
     A(6):1066–1072.



                                                     18
College of Medicine                        Curriculum Vitae                        Douglas Ray Pedersen

101. Keener JD, Callaghan JJ, Goetz DD, Pederson D, Sullivan P, Johnston RC. Long-term function
     after charnley total hip arthroplasty. Clinical Orthopaedics & Related Research. 2003
     Dec;(417):148–156.
102. Nadzadi ME, Pedersen DR, Yack HJ, Callaghan JJ, Brown TD. Kinematics, kinetics, and finite
     element analysis of commonplace maneuvers at risk for total hip dislocation. Journal of
     Biomechanics. 2003 Apr;36(4):577–91.

103. Callaghan JJ, Brown TD, Pedersen DR, Johnston RC. Larger Femoral Heads: A Triumph of
     hope over reason! Journal of Arthroplasty 2003, 18(3)(Suppl 1):82–84.
104. Callaghan JJ, Pedersen DR, Johnston RC, Brown TD. Clinical biomechanics of wear in total hip
     arthroplasty. Iowa Orthop Journal. 2003;23:1–12. PMCID1888402.
105. Callaghan JJ, Schroeder B, Morcuende JA, Goetz DD, Sullivan PM, Pedersen DR, Johnston
     RC. Cementless acetabular fixation in THR perfomred for CDH: Is bone grafting necessary:
     Journal of Arthroplasty. 2004 Feb;19(2):262.
106. Gaffey JL, Callaghan JJ, Pedersen DR, Goetz DD, Sullivan PM, Johnston RC. Cementless
     acetabular fixation at fifteen years: A comparison with the same surgeon’s results following
     acetabular fixation with cement. Journal of Bone and Joint Surgery–American Volume. 2004
     Feb; 86-A (2):257–261.
107. Callaghan JJ, Templeton JE, Liu SS, Pedersen DR, Goetz DD, Sullivan PM, Johnston RC.
     Results of Charnely total hip arthroplasty at a minimum of thirty years. A concise follow-up of a
     previous report. Journal of Bone and Joint Surgery. 2004 Apr;86-A(4):690–695.
108. Pedersen DR, Lamb CA, Dolan LA, Ralston HM, Weinstein SL, Morcuende JA. Radiographic
     measurements in developmental dysplasia of the hip: Reliability and validity of a digitizing
     program. Journal of Pediatric Orthopedics. 2004 Mar/Apr;24(2):156–160.
109. Klapach AS, Callaghan JJ, Miller KA, Goetz DD, Sullivan PM, Pedersen DR, Johnston RC. Total
     hip arthroplasty with cement and without acetabular bone graft for severe hip dysplasia. A
     concise follow-up, at a minimum of twenty years, of a previous report. Journal of Bone and Joint
     Surgery–American Volume. 2005 Feb;87-A(2):280–5.
110. Stewart KJ, Pedersen DR, Callaghan JJ, Brown TD. Implementing capsule representation in a
     total hip dislocation finite element model. Iowa Orthopaedic Journal. 2004 Jun;24:1–8.
     PMCID1888426.
111. Pedersen DR, Callaghan JJ, Brown TD. Activity-dependence of the “safe zone” for impingement
     versus dislocation avoidance. Medical Engineering & Physics. 2005 May;27(4):323–328.

                                                    19
College of Medicine                         Curriculum Vitae                         Douglas Ray Pedersen

112. Goetz JE, Chung YY, Zimmerman DL, Pedersen DR, Robinson DA, Conzemius MG, Brown
     TD. Steroid-induced versus cryoinsult-induced femoral head osteonecrosis: Statistical
     measurement of histologic abnormality focalization. Journal of Musculoskeletal Research. 2005
     Dec;9(4)161–172.
113. Lundberg HJ, Stewart KJ, Pedersen DR, Callaghan JJ, Brown TD. Problematic sites of third
     body embedment in polyethylene for total hip wear acceleration. Journal of Biomechanics. 2006;
     39(7):1208–1216.
114. McKinley TO, Rudert MJ, Koos DC, Pedersen DR, Baer TE, Tochigi Y, Brown TD. Contact
     stress transients during functional loading of ankle step-off incongruities. Journal of
     Biomechanics. 2006;39(5):885–893.
115. McKinley TO, Rudert MJ, Koos DC, Pedersen DR, Baer TE, Tochigi Y, Brown TD. Stance-
     phase aggregate contact stress and contact stress gradient changes resulting from articular
     surface stepoffs in human cadaveric ankles. Osteoarthritis and Cartilage, 2006 Feb;14(2):131–
     8.
116. Tochigi Y, Suh JS, Amendola A, Pedersen DR, Saltzman CL. Ankle alignment on lateral
     radiographs: Part 1: Sensitivity of measures to perturbations of ankle positioning. Foot and
     Ankle International. 2006;27:82–87. PMCID2274959.
117. Bouchard SM, Stewart KJ, Pedersen DR, Callaghan JJ, Brown TD. Design factors influencing
     performance of constrained acetabular liners: Finite element characterization. Journal of
     Biomechanics. 2005;39(5):885–893.
118. Anderson DD, Goldsworthy JK, Shivanna K, Grosland NM, Pedersen DR, Thomas TP, Tochigi
     Y, Marsh JL, Brown TD: Intra-articular contact stress distributions at the ankle throughout stance
     phase—Patient-specific finite element analysis as a metric of degeneration propensity.
     Biomechanics and Modeling in Mechanobiology. 2006;5(2–3):82–89. PMCID2194754.
119. Kallemeyn NA, Grosland NM, Pedersen DR, Martin JA, Brown TD. Loading and boundary
     condition influences in a poroelastic finite element model of cartilage stresses in a triaxial
     compression bioreactor. Iowa Orthopaedic Journal. 2006;26:5–16. PMCID1888601.
120. Buckwalter AE, Callaghan JJ, Liu SS, Pedersen DR, Goetz DD, Sullivan PM, Leinen JA,
     Johnston RC. Results of Charnley total hip arthroplasty with use of improved femoral cementing
     techniques at a minimum of twenty-five years: A concise follow-up of a previous report. Journal
     of Bone and Joint Surgery–American Volume. 2006 Jul;88(7):1481–5.



                                                    20
College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

121. Lundberg HJ, Stewart KJ, Pedersen DR, Callaghan JJ, Brown TD. Non-identical and outlier duty
     cycles as factors accelerating UHMWPE wear in THA: A finite element exploration. Journal of
     Orthopaedic Research. 2007 Jan;25(1)30–43.
122. McKinley TO, Rudert MJ, Tochigi Y, Pedersen DR, Koos DC, Baer TE, Brown TD. Incongruity-
     dependent changes of contact stress rates in human cadaveric ankles. Journal of Orthopaedic
     Trauma. 2006 Nov/Dec;20(10):732–738.
123. McKinley TO, Rudert MJ, Tochigi Y, Pedersen DR, Koos DC, Baer TE, Brown TD. Cambios
     dependientes de incongruencia de grados de estres de contacto en tobillos cadavericos
     humanos. Journal of Orthopaedic Trauma. 2006 Nov/Dec;20(10):747
124. Russell ME, Shivanna KH, Grosland NM, Pedersen DR. Cartilage contact pressure elevations in
     dysplastic hips: A chronic overload model. Journal of Orthopaedic Surgery and Research
     2006:1(1):79–87 (Mandarin) and 169–177 (English). PMC1636031.
125. Lundberg HJ, Pedersen DR, Baer TE, Muste MV, Callaghan JJ, Brown TD. Effects of implant
     design parameters on fluid convection, potentiating 3rd body debris ingress into the bearing
     surface during THA impingement/subluxation. Journal of Biomechanics 2007;40(8):1676–1685.
     PMCID1945119.
126. Yehyawi TM, Callaghan JJ, Pedersen DR, O'Rourke MR, Liu SS. Variances in sagittal femoral
     shaft bowing in patients undergoing TKA. Clinical Orthopaedics & Related Research. 2007
     Nov;464:99–104.
127. Beecher BR, Martin JA, Pedersen DR, Heiner AD, Buckwalter JA. Antioxidants block cyclic
     loading induced chondrocyte death. Iowa Orthopaedic Journal. 2007;27:1-8. PMCID2150661.
128. Kallemeyn NA, Grosland NM, Magnotta VA, Martin JA, Pedersen DR. Arthroscopic lens
     distortion correction applied to dynamic cartilage loading. Iowa Orthopaedic Journal.
     2007;27:52-57. PMCID2150644.
129. Lundberg HJ, Liu SS, Callaghan JJ, Pedersen DR, O’Rourke MR, Goetz DD, Vittetoe D, John
     Clohisy JC, Brown TD. Association of 3rd body embedment with rim damage in retrieved
     acetabular liners. Clinical Orthopaedics & Related Research. 2007 Dec;465:133–9.
130. Thedens DR, Martin JA, Pedersen DR. (2007) Magnetic resonance imaging of cartilage: New
     imaging and clinical approaches. In Buckwalter JA, Lotz M, Stoltz JF (Eds.) OA, Inflammation
     and Degradation: A Continuum, Volume 70: Biomedical and Health Research, pp. 239–253.
     Fairfax, VA: IOS Press.



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131. Shivanna K, Grosland N, Russell M, Pedersen D. Diarthrodial joint contact models: Finite
     element model development of the human hip. Engineering with Computers. 2008;24(2):155–
     163.
132. Goetz JE, Derrick TR, Pedersen DR, Robinson DA, Conzemius MG, Baer TE, Brown TD. Hip
     joint contact force in the emu (Dromaius novaehollandiae) during normal level walking. Journal
     of Biomechanics. 2008;41(4):770–778. PMC2291359.
133. Heiner AD, Lundberg HJ, Baer TE, Pedersen DR, Callaghan JJ, Brown TD. Effects of episodic
     subluxation events on third body ingress and embedment in the THA bearing surface. Journal of
     Biomechanics. 2008;41(10):2090–2096. PMC2572990.
134. Goetz JE, Pedersen DR, Robinson DA, Conzemius MG, Baer TE, Brown TD. The apparent
     critical isotherm for cryoinsult-induced osteonecrotic lesions in emu femoral heads. Journal of
     Biomechanics. 2008;41(10):2197–205. PMC2612542.
135. Tochigi Y, Rudert MJ, McKinley TO, Pedersen DR, Brown TD. Correlation of dynamic cartilage
     contact stress aberrations with severity of instability in ankle incongruity. Journal of Orthopaedic
     Research. 2008;26(9):1186–1193. PMC2964929.
136. Goreham-Voss CM, McCabe DJ, Rudert MJ, Martin JA, Pedersen DR, Brown TD. Spatial
     correlations between local impact stress and cell death distributions. Osteoarthritis and
     Cartilage. 2008;16(Supp 4):S65–66.
137. Rumery MP, Pedersen DR, Mendoza SA, Siepe C, Mayer HM, Brown TD. A pose-based image
     analysis technique for measuring in vivo wear of total disc replacements. Computer Methods in
     Biomechanics and Biomedical Engineering. Manuscript ID: GCMB-2007-0059. (Accepted)
138. Moussavi-Harami SF, Pedersen DR, Martin JA, Hillis SL, Brown TD. Automated objective
     scoring of histologically apparent cartilage degeneration using a custom image analysis
     program. Journal of Orthopaedic Research. 2009;27(4):522–528. PMC Journal – In Process.
139. Brown TD, Lundberg HJ, Pedersen DR, Callaghan JJ. 2009 Nicolas Andry Award: Clinical
     biomechanics of third body acceleration of total hip wear. Clinical Orthopaedics & Related
     Research. 2009;467(7):1885–1897. PMC2690766.
140. Altenburg AJ, Callaghan JJ, Yehyawi TM, Pedersen DR, Liu SS, Leinen JA, Dahl KA, Goetz DD,
     Brown TD, Johnston RC. The effect of cable debris on acetabular construction durability in
     cemented total hip arthroplasty at 19 to 20 year follow-up. Journal of Bone and Joint Surgery
     Am. 2009 Jul;91(7):1664–1670. PMC2702252.



                                                   22
College of Medicine                          Curriculum Vitae                         Douglas Ray Pedersen

141. Hartmann JM, Rudert MJ, Pedersen DR, Baer TE, Goreham-Voss CM, Brown TD. Compliance-
     dependent load allocation between sensing versus non-sensing portions of a sheet-array
     contact stress sensor. Iowa Orthopaedic Journal. 2009;29:43–47. PMC2723691.
142. Kang L, Baer TE, Rudert MJ, Pedersen DR, Brown TD. Traveling-load calibration of grid-array
     transient contact stress sensors. Journal of Biomechanics. 2010;43(11):2237–2240.
     PMC2914204.
143. Ramakrishnan P, Hecht BA, Pedersen DR, Lavery MR, Maynard J, Buckwalter JA, Martin JA.
     Oxidant conditioning protects cartilage from mechanically induced damage. Journal of
     Orthopaedic Research. 2010 Jul;28(7):914–20.
144. Debevec H, Pedersen DR, Iglič A, Daniel M. One-legged stance as a representative static body
     position for calculation of hip contact stress distribution in clinical studies. Journal of Applied
     Biomechanics. 2010 26(4):522–525.
145. Elkins JM, O’Brien MK, Stroud NJ, Pedersen DR, Callaghan JJ, Brown TD. Hard-on-hard total
     hip impingement causes extreme contact stress concentrations. Clinical Orthopaedics &
     Related Research. 2011;469:454–463.
146. Goetz JE, Robinson DA, Pedersen DR, Conzemius MG, Brown TD. Cryoinsult parameter
     effects on the histologically-apparent volume of experimentally-induced osteonecroticlesions.
     Journal of Orthopaedic Research. 2011;29(6):931–937. PMC3082588.
147. Pedersen DR, Klocke NF, Thedens DR, Martin JA, Williams GN, Amendola A. Integrating
     cartilage-specific T1rho MRI into knee clinic diagnostic imaging. The Iowa Orthopaedic Journal.
     2011;31:99–109.
148. Elkins JM, Stroud NJ, Rudert MJ, Tochigi Y, Pedersen DR, Ellis BJ, Callaghan JJ, Weiss JA,
     Brown TD. The capsule’s contribution to total hip construct stability—A finite element analysis.
     Journal of Orthopaedic Research. William H. Harris Award Winner. 2011 Apr 14. [Epub ahead
     of print] NIHMS287355.
149. Ramakrishnan PS, Pedersen DR, Stroud NJ, McCabe DJ, Martin JA. Repeated measurement of
     mechanical properties in viable osteochondral explants following a single blunt impact injury.
     Proceedings of the Institution of Mechanical Engineers. Part H. Journal of Engineering in
     Medicine. 2011 (In press)
150. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Fracture propagation propensity of ceramic
     liners during impingement—A finite element exploration. Journal of Arthroplasty. 2011 (In press)



                                                    23
College of Medicine                        Curriculum Vitae                        Douglas Ray Pedersen

151. Elkins JM, Kruger KM, Pedersen DR, Callaghan JJ, Brown TD. Edge-loading severity as a
     function of cup lip radius in metal-on-metal total hips—A finite element analysis. Journal of
     Orthopaedic Research. (Accepted)
152. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Do obesity and/or stripe wear increase
     ceramic liner fracture risk? An XFEM analysis. Clinical Orthopaedics and Related Research
     2012. (Accepted)

Abstracts
1.   Crowninshield RD, Brand RA, Johnston RC, Pedersen DR. A Comparison of Steel and Titanium
     Femoral Components in Total Hip Arthroplasty. Paper presented at: Transactions of the 26th
     Annual Meeting of the Orthopaedic Research Society; February, 1980; Atlanta, Georgia.
2.   Crowninshield RD, Brand RA, Johnston RC, Pedersen DR. A Comparison of Steel and Titanium
     Femoral Components in Total Hip Arthroplasty. Paper presented at: Proceedings of the Fifth
     Annual College of Medicine Research Day; April 17–18, 1980; The University of Iowa Hospitals,
     Iowa City, Iowa.
3.   Crowninshield RD, Brand RA, Johnston RC, Pedersen DR. An Analysis of Femoral Prosthesis
     Design - The Effects on Proximal Femur Loading. Paper presented at: Proceedings of the Ninth
     Open Scientific Meeting of the Hip Society; February, 1981; Las Vegas, Nevada.
4.   Pedersen DR, Crowninshield RD, Brand RA. An Analysis of Acetabular Component Design.
     Paper presented at: Transactions of the 27th Annual Meeting of the Orthopaedic Research
     Society; February, 1981; Las Vegas, Nevada.
5.   Pedersen DR, Crowninshield RD, Brand RA. An Analysis of Acetabular Component Design.
     Paper presented at: Proceedings of the Sixth Annual College of Medicine Research Day; April,
     1981; The University of Iowa, Iowa City, Iowa.
6.   Brand RA, Crowninshield RD, Pedersen DR. Architecture of the Periacetabular Trabecular
     Bone. Paper presented at: Transactions of the 28th Annual Meeting of the Orthopaedic
     Research Society; January 19–21, 1982; New Orleans, Louisiana.
7.   Brand RA, Crowninshield RD, Pedersen DR, Gabel RH. Hip Forces in Activities of Daily Living.
     Paper presented at: Proceedings of the Seventh Annual College of Medicine Research Day;
     April, 1982; The University of Iowa, Iowa City, Iowa.
8.   Crowninshield RD, Murase K, Pedersen DR. An Analysis of Tibial Component Design in Total
     Knee Arthroplasty. Paper presented at: Transactions of the 28th Annual Meeting of the
     Orthopaedic Research Society; January 19–21, 1982; New Orleans, Louisiana.

                                                   24
College of Medicine                         Curriculum Vitae                   Douglas Ray Pedersen

9.   Murase K, Tsukahara S, Saito S, Crowninshield RD, Pedersen DR. A Finite Element Analysis of
     Tibial Component Design in Total Knee Arthroplasty. Paper presented at: Proceedings of the
     8th International Congress of Biomechanics, 1982; Nagoya, Japan.
10. Blair WF, Gabel RH, Pedersen DR, Greene ER. A Method for Programmed, Rapid Range
     Control Advance with the 20 MHz PUDVM. Paper presented at: Proceedings of the Rocky
     Mountain Bioengineering Symposium; April, 1983; Rochester, Minnesota.
11. Blair WF, Pedersen DR. The 20MHz Pulsed Ultrasonic Doppler Velocity Meter: A Method for
     Assessing Flow in Small Vessels. Paper presented at: Proceedings of the Seventh Annual
     Conference of the American Society of Biomechanics; September 28–30, 1983; Rochester,
     Minnesota.
12. Blair WF, Pedersen DR, Joos K, Bondi D. A Hemodynamic Comparison of Interrupted and
     Continuous Microarteriorraphy Techniques. Paper presented at: Proceedings of the American
     Association of Hand Surgery; October 30, 1983; Dallas, Texas.
13. Brand RA, van Krieken FM, Pedersen DR, Crowninshield RD. Prediction of Muscle and Joint
     Loads After Segmental Femur Replacement for Osteosarcoma. Paper presented at:
     Proceedings of the Eighth Annual College of Medicine Research Day; April 21–22, 1983;
     University of Iowa, Iowa City, Iowa.
14. Crowninshield RD, Pedersen DR, Brand RA, Johnston RC. Analytical Support for Acetabular
     Component Metal Backing. Paper presented at: Proceedings of the Eleventh Open Scientific
     Meeting of the Hip Society; March 9, 1983; Anaheim, California.
15. Crowninshield RD, Johnston RC, Brand RA, Pedersen DR, Wilson MA, Tolbert JR. An
     Engineering Analysis of Total Hip Component Design. Paper presented at: Proceedings of the
     50th Annual Meeting of the American Academy of Orthopaedic Surgeons; March 10–15, 1983;
     Anaheim, California.
16. Pedersen DR, Brand RA. Computer Modeling of Proximal Femur Osteotomies. Paper presented
     at: Proceedings of the Seventh Annual Conference of the American Society of Biomechanics;
     September 28–30, 1983; Rochester, Minnesota.
17. van Krieken FM, Pedersen DR, Brand RA, Crowninshield RD. Hip and Knee Muscle and Joint
     Force Predictions in Simulated Tumor Resections. Paper presented at: Transactions of the 29th
     Annual Meeting of the Orthopaedic Research Society; March 8–10, 1983; Anaheim, California.




                                                   25
College of Medicine                       Curriculum Vitae                      Douglas Ray Pedersen

18. Brand RA, Pedersen DR. Computer Modeling of Surgery and a Consideration of the Mechanical
     Effects of Proximal Femoral Osteotomies. Paper presented at: Proceedings of the Twelfth Open
     Scientific Meeting of The Hip Society; February, 1984; Atlanta, Georgia.
19. Brand RA, Pedersen DR. Computer Modeling of Proximal Femoral Osteotomies. Paper
     presented at: Proceedings of the Ninth Annual College of Medicine Research Day; April 26–27,
     1984; The University of Iowa, Iowa City, Iowa.
20. Brand RA, Pedersen DR. Computer Modeling of Surgery and a Consideration of the Mechanical
     Effects of Proximal Femoral Osteotomies. Paper presented at: Proceedings of the Fourth
     Meeting of the European Society of Biomechanics; September 23–26, 1984; Davos,
     Switzerland.
21. Brown TD, Gabel RH, Pedersen DR, Bell LD, Blair WF. Some Characteristics of Laminar Flow
     Velocity Spectra Detected by a 20 MHz Pulsed Ultrasound Doppler. Paper presented at:
     Proceedings of the Eighth Annual Meeting of the American Society of Biomechanics; October
     3–5, 1984; Tucson, Arizona.
22. Pedersen DR, Brand RA. Changes in Three-Dimensional Muscle Geometry as a Result of
     Femoral Intertrochanteric Osteotomies. Paper presented at: Transactions of the 30th Annual
     Meeting of the Orthopaedic Research Society; February 6–9, 1984; Atlanta, Georgia.
23. Pedersen DR, Brown TD, Singerman RJ. Quantitation of Fuji Prescale Film Pressures Using
     Digital Image Scanning. Paper presented at: Proceedings of the Eighth Annual Meeting of the
     American Society of Biomechanics; October 3–5, 1984; Tucson, Arizona.
24. Brown TD, Gabel RH, Bell LD, Pedersen DR, Blair WF. Performance Characteristics of a 20
     MHz Pulsed Ultrasound Doppler Velocimeter for Studies of Microvascular Hemodynamics.
     Paper presented at: Proceedings of the American Society of Mechanical Engineers
     Biomechanics Symposium; June 24–26, 1985; Albuquerque, New Mexico.
25. Brown TD, Pedersen DR, Radin EL, Rose RM. Mechanical Consequences of Fibrous
     Membrane Formation at the Bone/Cement Interface in Proximal Femoral Arthroplasty. Paper
     presented at: Proceedings of the Ninth Annual Meeting of the American Society of
     Biomechanics; October 2–4, 1985; Ann Arbor, Michigan.
26. Callaghan JJ, Brand RA, Pedersen DR. Hip Arthrodesis. A Long-Term Follow-Up. Paper
     presented at: Proceedings of the 52nd Annual Meeting of the American Academy of
     Orthopaedic Surgeons; January 26, 1985; Las Vegas, Nevada.



                                                 26
College of Medicine                       Curriculum Vitae                       Douglas Ray Pedersen

27. Singerman RJ, Pedersen DR, Brown TD. Quantitation of Fuji Prescale Film Pressures Using
     Digital Image Scanning. Paper presented at: Proceedings of the College of Medicine Research
     Day X; May 9–10, 1985; The University of Iowa , Iowa City, Iowa.
28. Brown TD, Pedersen DR, Radin EL, Rose RM. Global Mechanical Consequences of
     Bone/Cement Interface Degradation in Proximal Femoral Arthroplasty. Paper presented at:
     Transactions of the 32nd Annual Meeting of the Orthopaedic Research Society; February 17–
     20, 1986; New Orleans, Louisiana.
29. Brown TD, Pedersen DR, Singerman RJ. Load Transmission Through the Proximal Femur in
     Early Childhood. Paper presented at: Transactions of the 32nd Annual Meeting of the
     Orthopaedic Research Society; February 17–20, 1986; New Orleans, Louisiana.
30. Brown TD, Pedersen DR, Singerman RJ. Load Transmission Through the Proximal Femur in
     Early Childhood. Paper presented at: Orthopaedic Transactions, 1986.
31. Pedersen DR, Cheng CK, Brand RA. Muscle Force Estimations Using Nonlinear Programming.
     Paper presented at: Transactions of the 32nd Annual Meeting of the Orthopaedic Research
     Society; February 17–20, 1986; New Orleans, Louisiana.
32. Pedersen DR, Anderson DD, Singerman RJ, Brown TD. Prescale Film Pressure Quantification.
     Paper presented at: Proceedings of the 98th Session of the Iowa Academy of Science; April 25–
     26, 1986; Wartburg College, Waverly, Iowa.
33. Vrahas MS, Brown TD, Andrews JG, Brand RA, Pedersen DR. In-vivo Measurements of
     Passive Moments of the Human Hip. Paper presented at: Proceedings of the Combined
     meeting of the North American Congress on Biomechanics, the Tenth Annual Conference of
     The American Society of Biomechanics, and the Fourth Biannual Conference of the Canadian
     Society for Biomechanics; August 25–27, 1986; Montreal, Quebec, Canada.
34. Bell AL, Brand RA, Pedersen DR. Prediction of Hip Joint Center Location from External
     Landmarks. Paper presented at: Proceedings of the Eleventh Annual Conference of the
     American Society Biomechanics; September, 1987; University of California at Davis.
35. Brown TD, Anderson DD, Nepola JV, Singerman RJ, Pedersen DR, Brand RA. Contact Stress
     Aberrations Following Imprecise Reduction of Intra-Articular Fractures. Paper presented at:
     Transactions of the 33rd Annual Meeting of the Orthopaedic Research Society; January 19–22,
     1987; San Francisco, California.




                                                  27
College of Medicine                         Curriculum Vitae                      Douglas Ray Pedersen

36. Feinberg JH, Pedersen DR, Brand RA. A Model to Predict the Muscular Anatomy of the Pelvic
     Limbs of the Dog. Paper presented at: Proceedings of the Eleventh Annual Conference of the
     American Society Biomechanics; September, 1987; University of California at Davis.
37. Vrahas MS, Brown TD, Andrews JG, Brand RA, Pedersen DR. In Vivo Passive Moment
     Measurements in the Human Hip. Paper presented at: Transactions of the 33rd Annual Meeting
     of the Orthopaedic Research Society; January 19–22, 1987; San Francisco, California.
38. Vrahas MS, Brown TD, Andrews JG, Brand RA, Pedersen DR. In Vivo Passive Moment
     Measurements in the Human Hip. Paper presented at: Proceedings of the Twelfth Annual
     College of Medicine Research Day; April 23–24, 1987; The University of Iowa, Iowa City, Iowa.
39. Bell AL, Brand RA, Pedersen DR. Prediction of Hip Joint Center Location from External
     Landmarks. Paper presented at: Transactions of the 34th Annual Meeting of the Orthopaedic
     Research Society; February 1–4, 1988; Atlanta, Georgia.
40. Brown TD, Rubin CT, Brand RA, Pedersen DR, Gray ML. Stress/Strain Field Correlations with
     New Periosteal Bone Deposition Patterns in the Functionally Isolated Turkey Ulna. Paper
     presented at: Proceedings of the Sixth Meeting of the Society of Biomechanics; September 11–
     15, 1988; University of Bristol, United Kingdom.
41. Feinberg JH, Pedersen DR, Brand RA. A Model to Predict the Muscular Anatomy of the Pelvic
     Limbs of the Dog. Paper presented at: Transactions of the 34th Annual Meeting of the
     Orthopaedic Research Society; February 1–4, 1988; Atlanta, Georgia.
42. Feinberg JH, Pedersen DR, Brand RA. A Model to Predict the Muscular Anatomy of the Pelvic
     Limbs of the Dog. Paper presented at: Proceedings of the College of Medicine Research Day
     XIII; April, 1988; The University of Iowa, Iowa City, Iowa.
43. Pedersen DR, Brown TD, Gray ML, Rubin CT, Brand RA. A Finite Element Analysis of Strain
     Distributions in the Functionally Isolated Turkey Ulna. Paper presented at: Transactions of the
     34th Annual Meeting of the Orthopaedic Research Society; February 1–4, 1988; Atlanta,
     Georgia.
44. Pedersen DR, Feinberg JH, Brand RA. Modeling of Canine Pelvic Limb Muscular Anatomy.
     Paper presented at: Proceedings of the 100th Meeting of the Iowa Academy of Sciences; April,
     1988; Ames, Iowa.
45. Bell AL, Brand RA, Pedersen DR. Prediction of Hip Joint Center Location from External
     Landmarks. Paper presented at: Proceedings of the College of Medicine Research Day XIII;
     April, 19, 1989; The University of Iowa, Iowa City, Iowa.


                                                   28
College of Medicine                      Curriculum Vitae                      Douglas Ray Pedersen

46. Bell AL, Pedersen DR, Brand RA. A Comparison of the Accuracy of Several Hip Joint Center
     Location Prediction Methods. Paper presented at: Transactions of the 35th Annual Meeting of
     the Orthopaedic Research Society; February 6–9, 1989; Las Vegas, Nevada.
47. Brand RA, Pedersen DR, Davy DT, Heiple KG, Goldberg VM. Comparison of Hip Joint Force
     Calculations and Measurements in the Same Patient. Paper presented at: Transactions of the
     35th Annual Meeting of the Orthopaedic Research Society; February 6–9, 1989; Las Vegas,
     Nevada.
48. Brand RA, Pedersen DR, Davy DT, Heiple KG, Goldberg VM. Hip Force Calculations and
     Measurements in the Same Patient. Paper presented at: Proceedings of the 13th Annual
     Meeting of the American Society of Biomechanics; August 23–25, 1989; University of Vermont,
     Burlington, Vermont.
49. Pedersen DR, Brand RA. Knee Joint Moment Assumptions Affect Hip Joint Force Calculations.
     Paper presented at: Proceedings of the 1989 Winter Annual Meeting of the American Society of
     Mechanical Engineers; December 10–15, 1989; San Francisco, California.
50. Pierotti SE, Pedersen DR, Brand RA. Are Leg EMG Profiles Symmetrical? Paper presented at:
     Transactions of the 35th Annual Meeting of the Orthopaedic Research Society; February 6–9,
     1989; Las Vegas, Nevada.
51. Brand RA, Pedersen DR, Johnston RC. Hip Forces Resulting from Altered Hip Joint Center
     Location - Revisited. Paper presented at: Proceedings of the The Hip Society 1990 Summer
     Meeting; September 21–22, 1990; Scottsdale, Arizona.
52. Brown TD, Rubin CT, Brand RA, Pedersen DR. A Complementary Experimental/Analytic Model
     to Explore Bone Remodeling. Paper presented at: Proceedings of the European Society of
     Biomechanics, Biomechanics of Fracture Healing Workshop; July 12–14, 1990; Reisensurg
     Castle and the University of Ulm, Ulm, West Germany.
53. Pedersen DR, Brown TD, Brand RA. Bone Ingrowth Stress Distributons Within a Novel
     Prosthesis Anchorage Layer. Paper presented at: Transactions of the 36th Annual Meeting of
     the Orthopaedic Research Society; February 5–8, 1990; New Orleans, Louisiana.
54. Pedersen DR, Brown TD, Brand RA. Two-Dimensional FEM Micromechanics of Bone Ingrowing
     a Geometrically Regular Woven Titanium Net. Paper presented at: Proceedings of the 102nd
     Session of the Iowa Academy of Science; April 20–21, 1990; Drake University, Des Moines,
     Iowa.



                                                29
College of Medicine                       Curriculum Vitae                       Douglas Ray Pedersen

55. Brown TD, Baker KJ, Pedersen DR, Brand RA. Structural Aspects of Femoral Head
     Osteonecrosis. Paper presented at: Mechanics Computing in 1990's and Beyond, The American
     Society of Civil Engineers Conference; May 20–22, 1991; Columbus, Ohio.
56. Brown TD, Pedersen DR, Baker KJ, Brand RA. Mechanical Effects of Coring and Bone Grafting
     in Segmental Femoral Head Osteonecrosis. Paper presented at: Transactions of the 38th
     Annual Meeting of the Orthopaedic Research Society; February 17–20, 1992; Washington, D.C.
57. Brown TD, Pedersen DR, Rubin CT, Brand RA. Mechanical Parameters Initiating Periosteal
     Remodeling: A Combined Experimental and Analytical Approach. Paper presented at:
     Proceedings of the 21st Annual Meeting and Exhibition of the American Association for Dental
     Research; March 11–14, 1992; Boston, Massachusetts.
58. Brown TD, Pedersen DR, Baker KJ, Brand RA. Mechanical Consequences of Core Drilling and
     Bone Grafting in Femoral Head Necrosis. Paper presented at: Proceedings of the 1992 Summer
     Meeting of the Hip Society; September 10–12, 1992; Indianapolis, Indiana.
59. Brown TD, Baker KJ, Pedersen DR, Brand RA. Biomechanics of Femoral Head Aseptic
     Necrosis. Paper presented at: Proceedings of the 1992 International Symposium Biomedical
     Engineering in the 21st Century; September 23–26, 1992; Taipei, Taiwan, R.O.C.
60. Pedersen DR, Brown TD, Banes AJ. Mechanical Behavior of a New Sustratum for Strain-
     Mediated Cell Culture Experiments. Paper presented at: Proceedings of the Second North
     American Congress on Biomechanics; August 24–28, 1992; Chicago, Illinois.
61. Adams DJ, Pedersen DR, Rudert MJ, Brand RA, Rubin CT, Brown TD. Geometric Symmetry of
     the Turkey Ulna. Paper presented at: Proceedings of the 17th Annual Meeting of the American
     Society of Biomechanics; October 21–23, 1993; Iowa City, Iowa.
62. Banes AJ, Brigman B, Tsuzaki M, et al. Role of Mechanical Challenge in Tendon Cell 2nd
     Messenger Signalling and Mitogenic Response to Growth Factors. Paper presented at:
     Proceedings of the International Society for Fracture Repair; May 12–15, 1993; Reisensburg
     Castle, Germany.
63. Callaghan JJ, Pedersen DR, Olejniczak JP, Goetz DD, Johnston RC. Radiologic Wear
     Measurements in Five Cohorts of Total Hip Replacements. Paper presented at: Proceedings of
     the International Hip Society; August, 1993; Bankok, Thailand.
64. Callaghan JJ, Pedersen DR, Olejniczak JP, Goetz DD, Johnston RC. Radiologic Wear
     Measurements in Five Cohorts of Total Hip Replacements. Paper presented at: Inaugural



                                                 30
College of Medicine                        Curriculum Vitae                     Douglas Ray Pedersen

     Richard C. Johnston Lectureship in Orthopaedics; October, 1993; The University of Iowa, Iowa
     City, Iowa.
65. Hasler EM, Herzog W, Ronsky JL, et al. Comparison Between Theoretical and Measured
     Contact Forces in the Cat Patellofemoral Joint. Paper presented at: Proceedings of the XIVth
     International Society of Biomechanics Congress; July 4–8, 1993; Paris, France.
66. MacKenzie JR, Callaghan JJ, Pedersen DR, Brown TD. Areas of Contact and Extent of Gaps
     with Implantation of Oversized Acetabular Components in Total Hip Arthroplasty. Paper
     presented at: Proceedings of the Twenty-First Open Scientific Meeting of The Hip Society;
     February 21, 1993; San Francisco, California.
67. Meyer SA, Brown TD, Pedersen DR, Albright JP. The Effects of Patella Infera on Patellofemoral
     Contact Stress. Paper presented at: Transactions of the 39th Annual Meeting of the
     Orthopaedic Research Society; February 15–18, 1993; San Francisco, California.
68. Pedersen DR, Bottlang M, Brown TD, Banes AJ. Hyperelastic Constitutive Properties of
     Polydimethyl Siloxane Cell Culture Membranes. Paper presented at: Proceedings of the 1993
     ASME Winter Annual Meeting; November 28–December 3, 1993; New Orleans, Louisiana.
69. Adams DJ, Pedersen DR, Brown TD, Rubin CT, Brand RA. Formal Three-Dimensional
     Contralateral (A)Symmetry of the Turkey Ulna. Paper presented at: Transactions of the 40th
     Annual Meeting of the Orthopaedic Research Society; February 21–24, 1994; New Orleans,
     Louisiana.
70. Adams DJ, Pedersen DR, Brown TD, Rubin CT, Brand RA. Formal Three-Dimensional
     Contralateral (A)Symmetry of the Turkey Ulna. Paper presented at: Proceedings of the College
     of Medicine Research Day XIX; April 14–15, 1994; The University of Iowa, Iowa City, Iowa.
71. Brown TD, Adams DJ, Spirt AA, Pedersen DR, Rubin CT, Brand RA. Toward Realistic Finite
     Element Modelling of Adaptive Bone Remodelling in the Functionally Isolated Turkey Ulna.
     Paper presented at: Department of Mechanical Engineering Lectures; October 25, 1994;
     University of Pittsburgh, Pittsburgh, Pennsylvania.
72. Brown TD, Maxian TA, Pedersen DR, Callaghan JJ. Sliding-Distance-Coupled Finite Element
     Polyethylene Wear Predictions in Total Hip Arthroplasty. Contact/Impact Biomechanics. Paper
     presented at: Application of High Performance Computing in Engineering; October 21–22, 1994;
     Pittsburgh Supercomputing Center, Pittsburgh, Pennsylvania.
73. Callaghan JJ, Pedersen DR, Olejniczak JP, Goetz DD, Johnston RC. Radiographic Wear
     Measurements in Five Cohorts of Total Hip Replacements. Paper presented at: Transactions of


                                                  31
College of Medicine                       Curriculum Vitae                     Douglas Ray Pedersen

     the 40th Annual Meeting of the Orthopaedic Research Society; February 21–24, 1994; New
     Orleans, Louisiana.
74. Callaghan JJ, Kim YS, Brown TD, Pedersen DR, Johnston RC. Concerns and Improvements
     with Cementless Metal Backed Acetabular Components. Paper presented at: Proceedings of
     the Twenty-Second Open Scientific Meeting of The Hip Society; February 27, 1994; New
     Orleans, Louisiana.
75. Hasler EM, Herzog W, Ronsky JL, Pedersen DR, Brown TD. Comparison of Theoretically
     Calculated and Measured Patellofemoral Contact Forces in the Cat Knee Joint. Paper
     presented at: Proceedings of the Canadian Orthopaedic Research Society; June 12–16, 1994;
     Winnipeg, Manitoba, Canada.
76. Kim YS, Brown TD, Pedersen DR, Callaghan JJ. Reamed Surface Topology and Component
     Seating in Press-Fit Cementless Acetabular Fixation. Paper presented at: Proceedings of the
     Second World Congress of Biomechanics; July 10–15, 1994; Amsterdam, The Netherlands.
77. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Finite Element Modeling of Polyethylene
     Stresses Using Industrial Tolerances for Femoral Head Sizes in Total Hip Replacements. Paper
     presented at: Proceedings of the 18th Annual Meeting of the American Society of
     Biomechanics; October 13–15, 1994; Columbus, Ohio.
78. Meyer SA, Brown TD, Pedersen DR, Albright JP. Influence of Patella Infera on Patellofemoral
     Contact Stress. Paper presented at: Proceedings of the 61st Annual Meeting of the American
     Academy of Orthopaedic Surgeons; February 24–March 1, 1994; New Orleans, Louisiana.
79. Pedersen DR. Rate of In-Vivo Polyethylene Wear For Five Different Acetabular Components
     Used Over A Five to Twenty-Two Year Period. Paper presented at: ASTM Committee F-4
     workshop on Ultra High Molecular Polyethylene Materials; May, 1994; Montreal, Quebec,
     Canada.
80. Pedersen DR, Callaghan JJ, Olejniczak JP, Johnston RC. In-Vivo Polyethylene Wear Rates in
     Five Different Acetabular Components Used Over a Five to Twenty-Two Year Period. Paper
     presented at: BioEngineering Division PhD Competition at 1994 International Mechanical
     Engineering Congress and Exposition, ASME; November 6–11, 1994; Chicago, Illinois.
81. Ricos-Furio V, Pedersen DR, Brown TD, et al. Effects of Constitutive and Geometric Modelling
     Simplifications on Stresses Computed in the Turkey Ulna. Paper presented at: Proceedings of
     the 1994 International Mechanical Engineering Congress and Exposition, BioEngineering
     Division; November 6–11, 1994; Chicago, Illinois.


                                                 32
College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

82. Ronsky JL, Herzog W, Pedersen DR, Hasler EM, Brown TD. The Influence of Joint Alignment,
     Joint Stability and Muscular Force on in-situ Patellofemoral Joint. Paper presented at:
     Proceedings of the Canadian Orthopaedic Research Society; June 12–16, 1994; Winnipeg,
     Manitoba, Canada.
83. Thornburg LE, Brown TD, Pedersen DR, Marsh JL, Brand RA. Acetabular Contact Pressures in
     a Cadaveric Transverse Fracture Model. Paper presented at: Surgery of the Pelvis and
     Acetabulum: The Second International Consensus; October 21–27, 1994; Pittsburgh,
     Pennsylvania.
84. Kim YS, Brown TD, Pedersen DR, Callaghan JJ. Seating of Hemispherical vs Dual Radius
     Components in Press-Fit Cementless Acetabular Fixation. Paper presented at: Transactions of
     the 41st Annual Meeting of the Orthopaedic Research Society; February 13–16, 1995; Orlando,
     Florida.
85. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. A Sliding-Distance-Coupled Finite Element
     Model for Polyethylene Wear in THA. Paper presented at: Transactions of the 41st Annual
     Meeting of the Orthopaedic Research Society; February 13–16, 1995; Orlando, Florida.
86. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Variability of Polyethylene Contact Stress
     Due to Current Industrial Tolerances for Femoral Head Sizes. Paper presented at: Transactions
     of the 41st Annual Meeting of the Orthopaedic Research Society; February 13–16, 1995;
     Orlando, Florida.
87. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Variability of Polyethylene Contact Stress
     Due to Current Industrial Tolerances for Femoral Head Sizes. Paper presented at: Proceedings
     of the College of Medicine Research Day XIX; April 20–21, 1995; The University of Iowa, Iowa
     City, Iowa.
88. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Femoral Head Containment vs
     Polyethylene Stress Concentration in THA Extended Lip Liners. Paper presented at:
     Proceedings of the 1995 ASME Summer Meeting, 1995.
89. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Adaptive Remeshing Behavior of a Sliding-
     Distance-Coupled Contact Model of THA Wear. Paper presented at: Advances in
     Bioengineering, ASME Winter Annual Meeting; November 12–17, 1995; San Francisco,
     California.




                                                  33
College of Medicine                       Curriculum Vitae                       Douglas Ray Pedersen

90. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Adaptive Remeshing Behavor of a Sliding-
     Distance-Coupled Contact Model of THA Wear. Paper presented at: 1995 Advances in
     Bioengineering, 1995.
91. Pedersen DR, Brown TD, Banes AJ. Nutrient Medium Reactive Inertial Stresses During Cell
     Culture Mechanostimulus. Paper presented at: Transactions of the 41st Annual Meeting of the
     Orthopaedic Research Society; February 13–16, 1995; Orlando, Florida.
92. Pedersen DR. Polyethylene Wear Rates for Five Different In Vivo Acetabular Components Used
     ofer a Five to Twenty-two Year Period. Paper presented at: Transactions of the 41st Annual
     Meeting of the Orthopaedic Research Society; February 13–16, 1995; Orlando, Florida.
93. Ronsky JL, Herzog W, Hasler EM, Brown TD, Pedersen DR. Contact Stress Distributions on In-
     Situ Patellofemoral Joint Cartilage Contact. Paper presented at: Proceedings of the
     Bioengineering Conference, ASME Summer Meeting, 1995.
94. Thornburg LE, Brown TD, Pedersen DR, Marsh JL, Brand RA. Three-Dimensional Contact
     Stress Distributions for Acetabular Dome Fractures: A Re-Fracture Model to Address Site
     Specificity. Paper presented at: Transactions of the 41st Annual Meeting of the Orthopaedic
     Research Society; February 13–16, 1995; Orlando, Florida.
95. Brown TD, Pedersen DR, Maxian TA, Callaghan JJ. Determination of Directional Counterface
     Motion as a Factor in THA Wear Simulation. Paper presented at: Transactions of the 42nd
     Annual Meeting of the Orthopaedic Research Society, Workshop on Surface Damage in Total
     Joint Replacements: Kinemetic Issues; February 18–22, 1996; Atlanta, Georgia.
96. Brown TD, Rudert MJ, Pedersen DR, Baker KJ, Sakamoto J, Brand RA. Considerations for
     Computer Assisted Planning of Head-Preserving Surgery in Femoral Head Osteonecrosis.
     Paper presented at: Proceedings of the 42nd Annual Meeting of the Orthopaedic Research
     Society, Corporate Affiliates Workshop Computer-Guided Surgery and Robotics in
     Orthopaedics; February 18–22, 1996; Atlanta, Georgia.
97. Brown TD, Pedersen DR, Maxian TA, Callaghan JJ. Determination of Directional Counterface
     Motion as a Factor in THA Wear Simulation. Paper presented at: Transactions of the 42nd
     Annual Meeting of the Orthopaedic Research Society, Workshop Surface Damage in Total Joint
     Replacements: Kinematic Issues; February 18–22, 1996; Atlanta, Georgia.
98. Brown TD, Bottlang M, Pedersen DR, Banes AJ. Reactive Fluid Stresses Due to Nutrient
     Medium Motion in a Major Class of Culture Mechanostimulus Systems. Paper presented at:
     Proceedings of the 1996 Gordon Research Conference on Bioengineering and Orthopaedic


                                                 34
College of Medicine                       Curriculum Vitae                      Douglas Ray Pedersen

     Sciences 9th Biennial Meeting; July 28–August 2, 1996; Proctor Academy, Andover, New
     Hampshire.
99. Brown TD, Maxian TA, Pedersen DR, Callaghan JJ. A New Computer Model to Study Wear.
     Paper presented at: Harvard Hip Course; October 2–5, 1996; Boston, Massechusetts.
100. Brown TD, Maxian TA, Pedersen DR, Callaghan JJ. Distance Traveled Versus Load Per Unit
     Area. Paper presented at: Harvard Hip Course; October 2–5, 1996; Boston, Massechusetts.
101. Brown TD, Thornburg LE, Pedersen DR, Marsh JL, Brand RA. Acetabular Contact Pressures in
     a Cadaveric Fracture Model. Paper presented at: Surgery of the Pelvis and Acetabulum: The
     Third International Consensus; October 5–11, 1996; Pittsburg, Pennsylvania.
102. Malkani A, Voor M, Rennirt G, Helfet D, Pedersen DR, Brown TD. Increased Peak Contact
     Pressure Following Incongruent Reduction of Transverse Acetabular Fractures. A Cadaveric
     Model. Paper presented at: Proceedings of the Orthopaedic Trauma Association 12th Annual
     Meeting; September 27–29, 1996; Boston, Massechusetts.
103. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Long-Term Polyethylene Wear Rates for
     Total Hip Arthroplasty Determined by Adaptive Finite Element Modeling. Paper presented at:
     Transactions of the 42nd Annual Meeting of the Orthopaedic Research Society; February 18–
     22, 1996; Atlanta, Georgia.
104. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Finite Element Modeling of Dislocation
     Propensity in Total Hip Arthroplasty. Paper presented at: Transactions of the 42nd Annual
     Meeting of the Orthopaedic Research Society; February 18–22, 1996; Atlanta, Georgia.
105. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Femoral Head Containment in Total Hip
     Arthroplasty. Standard VS Extended Lip Liners. Paper presented at: Transactions of the 42nd
     Annual Meeting of the Orthopaedic Research Society; February 18–22, 1996; Atlanta, Georgia.
106. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Three-Dimensional Sliding/Contact
     Computational Simulation of Acetabular Wear in THA. Paper presented at: Proceedings of the
     24th Open Scientific Meeting of The Hip Society/Second Combined Open Meeting of the Hip
     Society and AAHKS; February 25, 1996; Atlanta, Georgia.
107. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Long-Term Polyethylene Wear Rates for
     Total Hip Arthroplasty Determined by Adaptive Finnite Element Modeling. Paper presented at:
     Transactions of the 42nd Annual Meeting of the Orthopaedic Research Society, February 18–
     22, 1996, Atlanta, Georgia.



                                                 35
College of Medicine                         Curriculum Vitae                     Douglas Ray Pedersen

108. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Finite Element Modeling of Dislocation
     Propensity in Total Hip Arthroplasty. Paper presented at: Transactions of the 42nd Annual
     Meeting of the Orthopaedic Research Society, February 18–22, 1996, Atlanta, Georgia.
109. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Femoral Head Containment in Total Hip
     Arthroplasty: Standard VS Extended Lip Linders. Paper presented at: Transactions of the 42nd
     Annual Meeting of the Orthopaedic Research Society, February 18–22, 1996, Atlanta, Georgia.
110. Brown TD, Pedersen DR, Bottlang M, Banes AJ. Fluid-Structure Interaction as a Determinant of
     Nutrient Medium Reactive Stress in Mechanically Stimulated Cultures. Paper presented at:
     Transactions of the 43rd Annual Meeting of the Orthopaedic Research Society; February 9–13,
     1997; San Francisco, California.
111. Brown TD, Maxian TA, Pedersen DR, Callaghan JJ. Finite Element Studies of Bearing Surface
     Wear in THA. Paper presented at: Proceedings of the Twenty-Fifth Open Scientific Meeting of
     theHip Society and the Third Combined Open Meeting of the Hip Society and AAHKS; February
     16, 1997; San Francisco, California.
112. Brown TD, Nieman JC, Pedersen DR, Callaghan JJ. Finite Element Model of Third Body Wear.
     Paper presented at: Proceedings of the The Hip Society Summer Meeting; September 11–13,
     1997; New York, New York.
113. Emodi GJ, Takatsu T, Callaghan JJ, Brown T, D., Pedersen DR. The Effect of Surgically
     Induced Parameters on Posterior Cruciate Ligament Function Following Total Knee
     Arthrpolasty. Paper presented at: Transactions of the 43rd Annual Meeting of the Orthopaedic
     Research Society; February 9–13, 1997; San Francisco, California.
114. Hop JD, Callaghan JJ, Olejniczak JP, Pedersen DR, Brown TD, Johnston RC. An In Vivo Model
     of Third Body Wear Contribution of Cable Debris Generation to Accelerated Polyethylene Wear
     and Acetabular Component Loosening. Paper presented at: Proceedings of the Twenty-Fifth
     Open Scientific Meeting of the Hip Society and the Third Combined Open Meeting of the Hip
     Society and AAHKS; February 16, 1997; San Francisco, California.
115. Malkani AL, Voor MJ, Rennirt GW, Helfet DL, Pedersen DR, Brown TD. Increased Peak Contact
     Pressure Following Incongruent Reduction of Transverse Acetabular Fractures: A Cadaveric
     Model. Paper presented at: Proceedings of the 64th Annual Meeting of the American Academy
     of Orthopaedic Surgeons; February 13–17, 1997; San Francisco, California.
116. Maxian TA, Brown TD, McKellop H, Lu B, Pedersen DR, Callaghan JJ. Direct Physical
     Validation of a Finite Element Model of Polyethylene Wear in Total Hip Arthroplasty. Paper


                                                   36
College of Medicine                         Curriculum Vitae                    Douglas Ray Pedersen

     presented at: Transactions of the 43rd Annual Meeting of the Orthopaedic Research Society;
     February 9–13, 1997; San Francisco, California.
117. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. A Computational Simulation of
     Polyethylene Wear for Alternative Acetabular Component Fixation Modalities. Paper presented
     at: Transactions of the 43rd Annual Meeting of the Orthopaedic Research Society; February 9–
     13, 1997; San Francisco, California.
118. Pedersen DR, Brown TD, Poggie RA. Finite Element Characterization of a Porous Tantalum
     Material for Treatment of Avascular Necrosis. Paper presented at: Transactions of the 43rd
     Annual Meeting of the Orthopaedic Research Society; February 9–13, 1997; San Francisco,
     California.
119. Pedersen DR, Brown TD, Hillis SA, Callaghan JJ. Prediction of Long-Term Polyethelene Wear
     in THA, Based on Early Wear Measurements Made Using Digital Image Analysis. Paper
     presented at: Transactions of the 43rd Annual meeting of the Orthopaedic Research Society;
     February 9–13, 1997; San Francisco, California.
120. Scifert CF, Brown TD, Pedersen DR, Callaghan JJ. Experimental Validation of a Computational
     Simulation of Dislocation in THA. Paper presented at: Proceedings of the Twenty-First Annual
     Meeting of the American Society of Biomechanics; September 24–27, 1997; Clemson, South
     Carolina.
121. Scifert CF, Brown TD, Pedersen DR, Callaghan JJ. Effects of Acetabular Component Lip Design
     on Dislocation Resistance in THA. Paper presented at: Proceedings of the ASME IMECE97
     BED Meeting; November 16–21, 1997; Dallas, Texas.
122. Banes AJ, Tsuzaki M, Yang X, et al. Equibiaxial Strain Activates AP-1 and CRE Transcription
     Factors but Not NF-KB or SSRE and Upregulates CX43 mRNA in Tendon Cells In Vitro. Paper
     presented at: Transactions of the 44th Annual Meeting of the Orthopaedic Research Society;
     March 16–19, 1998; New Orleans, Louisiana.
123. Banes AJ, Weinhold PS, Pedersen DR, et al. Cyclic Mechanical Load Increases DNA Synthesis
     in Tendon Ex Vivo. Paper presented at: Proceedings of the First Southeastern US Tissue
     Engineering Conference; June 5, 1998; North Carolina Biotechnology Institute, Research
     Triangle Park, North Carolina.
124. Banes AJ, Tsuzaki M, Yang X, et al. Equibiaxial Strain and Norepinephrine Activate CRE DNA
     Binding Protein and Expression of Connexin 43. Paper presented at: Proceedings of the Third
     World Congress of Biomechanics; August 2–8, 1998; Hokkaido University, Sapporo, Japan.


                                                   37
College of Medicine                         Curriculum Vitae                      Douglas Ray Pedersen

125. Brown TD, Pedersen DR, Vandenburgh HH. Nutrient Medium Reactive Stresses in a Cell
     Culture Mechanostimulus Apparatus in which a Deformable Substratum is Tented by Vertical
     Motions of an Underlying Central Post. Paper presented at: Transactions of the 44th Annual
     Meeting of the Orthopaedic Research Society; March 16–19, 1998; New Orleans, Louisiana.
126. Brown TD, Bottlang M, Pedersen DR, Banes AJ. Flow Field Visualization in Confirmation of a
     Finite Element Model of Nutrient Medium Reactive Stress in a Pressure-Differential-Driven Cell
     Culture Mechanostimulus System. Paper presented at: Transactions of the 44th Annual Meeting
     of the Orthopaedic Research Society; March 16–19, 1998; New Orleans, Louisiana.
127. Brown TD, Bottlang M, Pedersen DR, Banes AJ. Flow Field Visualization in Confirmation of a
     Finite Element Model of Nutrient Medium Reactive Stress in a Pressure-Differential-Driven Cell
     Culture Mechanostimulus System. Paper presented at: Proceedings of the College of Medicine
     Research Week; April 13–16, 1998; The University of Iowa, Iowa City, Iowa.
128. Brown TD, Neiman JC, Pedersen DR, Callaghan JJ. Third Body Wear Simulations in Total Hip
     Replacement. Paper presented at: Proceedings of the Fourth Biannual Johnston Lectureship in
     Hip Reconstruction; October 16–17, 1998; Iowa City, Iowa.
129. Mavèiè B, Antoliè V, Brand RA, et al. Weight Bearing Area During Gait in Normal and Dysplastic
     Human Hips. Paper presented at: Department of Orthopaedic Surgery Lectures; March, 1998;
     University of Ljubljana, Ljubljana, Slovenia.
130. Nieman JC, Brown TD, Pedersen DR, Callaghan JJ. The Effects of Localized Regions of Head
     Roughening on Variability of UHMWPE Wear in THA. Paper presented at: Transactions of the
     44th Annual Meeting of the Orthopaedic Research Society; March 16–19, 1998; New Orleans,
     Louisiana.
131. Otto JK, Brown TD, Heiner AD, Pedersen DR, Callaghan JJ. Characterization of the Dynamic
     Response of a Piezoresistive Contact Stress Sensor. Paper presented at: Transactions of the
     44th Annual Meeting of the Orthopaedic Research Society; March 16–19, 1998; New Orleans,
     Louisiana.
132. Pedersen DR, Brown TD, Hillis SL, Callaghan JJ. Early Prediction of Long-Term Polyethylene
     Wear in Total Hip Arthroplasty. Paper presented at: Transactions of the 44th Annual Meeting of
     the Orthopaedic Research Society; March 16–19, 1998; New Orleans, Louisiana.
133. Pedersen DR, Brown TD, Hillis SL, Callaghan JJ. The Influence of 3rd Body Debris on In Vivo
     Polyethylene Wear in Total Hip Arthroplasty. Paper presented at: Transactions of the 44th



                                                     38
College of Medicine                       Curriculum Vitae                       Douglas Ray Pedersen

     Annual Meeting of the Orthopaedic Research Society; March 16–19, 1998; New Orleans,
     Louisiana.
134. Pedersen DR, Brown TD, Callaghan JJ, Hillis SL. Quantitative Estimates of Long-Term
     Polyethylene Wear in Total Hip Arthroplasty, Based on Early Wear Measurements Made Using
     Digital Image Analysis. Paper presented at: Proceedings of the 65th Annual Meeting of the
     American Academy of Orthopaedic Surgeons; March 19–23, 1998; New Orleans, Louisiana.
135. Pedersen DR, Brown TD, Hillis SL, Callaghan JJ. The Influence of 3rd Body Debris on In Vivo
     Polyethylene Wear in Total Hip Arthroplasty. Paper presented at: Proceedings of the College of
     Medicine Research Week; April 13–16, 1998; The University of Iowa, Iowa City, Iowa.
136. Pedersen DR, Brown TD, Callaghan JJ. 3rd Body Acceleration of In-Vivo UHMWPE Wear.
     Paper presented at: Proceedings of the 1998 Annual Fall Meeting of the Biomedical
     Engineering Society; October 10–13, 1998; Cleveland, Ohio.
137. Scifert CF, Brown TD, Pedersen DR, Heiner AD, Callaghan JJ. Direct Physical Validation of a
     Finite Element Model of Total Hip Dislocation. Paper presented at: Transactions of the 44th
     Annual Meeting of the Orthopaedic Research Society; March 16–19, 1998; New Orleans,
     Louisiana.
138. Scifert CF, Brown TD, Pedersen DR, Callaghan JJ. The Effects of Cup Tilt and Anteversion on
     Dislocation Propensity in THA. Paper presented at: Transactions of the 44th Annual Meeting of
     the Orthopaedic Research Society; March 16–19, 1998; New Orleans, Louisiana.
139. Scifert CF, Brown TD, Pedersen DR, Callaghan JJ. The Effects of Cup Tilt and Anteversion on
     Dislocation Propensity in THA. Paper presented at: Proceedings of the College of Medicine
     Research Week; April 13–16, 1998; University of Iowa, Iowa City, Iowa.
140. Brown TD, Gray ML, Pedersen DR. Nutrient Medium Reactive Stresses in a Cell Culture
     Mechanostimulus System Delivering Homogeneous Equibiaxial Strains. Paper presented at:
     Transactions of the 45th Annual Meeting of the Orthopaedic Research Society; February 1–4,
     1999; Anaheim Calfornia.
141. Brown TD, Banes AJ, Bottlang M, Pedersen DR. Nutrient Depth and Waveform Abruptness as
     Determinants of Reactive Fluid Stresses in a Vacuum-Driven Cell Culture Mechanostimulus
     System. Paper presented at: Transactions of the 45th Annual Meeting of the Orthopaedic
     Research Society; February 1–4, 1999; Anaheim Calfornia.
142. Brown TD, Pedersen DR, Heiner AD, Brand RA, Poggie RA, Christie MJ. Biomechanics of
     Femoral Head Osteonecrosis: Natural History and Head-Preserving Surgical Management.


                                                 39
College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

     Paper presented at: Proceedings of the 66th Annual Meeting of the American Academy of
     Orthopaedic Surgeons; February 4–8, 1999; Anaheim Calfornia.
143. Brown TD, Banes AJ, Bottlang M, Pedersen DR. Nutrient Depth and Waveform Abruptness as
     Determinants of Reactive Fluid Stresses in a Vacuum-Driven Cell Culture Mechanostimulus
     System. Paper presented at: Proceedings of the College of Medicine Research Week; April 26–
     29, 1999; The University of Iowa, Iowa City Iowa.
144. Callaghan JJ, Albright JC, Goetz DD, Olejniczak JP, Johnston RC, Pedersen DR. At Minimum
     10 Year Follow-Up Do Cementless Acetabular Components Outperform Cemented Acetabular
     Components. Paper presented at: Proceedings of the 66th Annual Meeting of the American
     Academy of Orthopaedic Surgeons; February 4–8, 1999; Anaheim Calfornia.
145. Kralj-Igliè V, Igliè A, Brand RA, Pedersen DR. Contact Stress in the Hip Joint During Gait. Paper
     presented at: Proceedings of the 10th SICOT Trainees Meeting; September 15–18, 1999;
     Portorož, Slovenia.
146. Poggie RA, Brown TD, Pedersen DR. Finite Element Analysis of Peri-Acetabular Stress of
     Cemented, Metal-Backed, and Porous Tantalum Backed Acetabular Components. Paper
     presented at: Transactions of the 45th Annual Meeting of the Orthopaedic Research Society;
     February 1–4, 1999; Anaheim Calfornia.
147. Scifert CF, Brown TD, Pedersen DR, Callaghan JJ. The Effect of Revision Cup Outer Diameter
     on Impingement in Total Hip Arthroplasty. Paper presented at: Transactions of the 45th Annual
     Meeting of the Orthopaedic Research Society; February 1–4, 1999; Anaheim, Calfornia.
148. Scifert CF, Brown TD, Pedersen DR, Callaghan JJ. Collar-Liner Hooking as a Serendipitous
     Dislocation Check in Revision Total Hip Arthroplasty: A Finite Element "Discovery". Paper
     presented at: Proceedings of the XVIIth International Society of Biomechanics Congress;
     August 8–13, 1999; Calgary, Alberta, Canada.
149. Liu SS, Callaghan JJ, Goetz DD, Pedersen DR, Johnston RC. Durability of cemented matte
     finish femoral components at 14 to 15 year follow-up. Paper presented at: Proceedings of the
     67th Annual Meeting of the American Academy of Orthopaedic Surgeons; March 12–15, 2000;
     Orlando, Florida.
150. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. Effects of cup anteversion/tilt orientation
     on dislocation propensity for 22mm head-size total hip replacements. Paper presented at:
     Proceedings of the Midwest Graduate Students' Biomechanics Symposium (sponsored by the
     American Society of Biomechanics); April 1, 2000; Normal, Illinois.


                                                  40
College of Medicine                          Curriculum Vitae                    Douglas Ray Pedersen

151. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. Effects of cup anteversion/tilt orientation
     on dislocation propensity for 22mm head-size total hip replacements. Paper presented at:
     Graduate Student Senate Forum 2000, 2000; The University of Iowa, Iowa City, Iowa.
152. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. Cup Anteversion/Tilt Effects on
     Dislocation Propensity for Small Head Size Total Hip Replacements. Paper presented at:
     Proceedings of the 24th Annual Meeting of the American Society of Biomechanics; July 19–22,
     2000; University of Illinois at Chicago, Chicago, Illinois.
153. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. Cup Anteversion/Tilt Effects on
     Dislocation Propensity for Small-Head-Size Total Hip Replacements. Paper presented at:
     Proceedings of the 24th Annual Meeting of the American Society of Biomechanics; July 19–22,
     2000; Chicago, Illinois.
154. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. Comparison of Cup Anteversion and Tilt
     Effects on Dislocation Propensity for Small-Head-Size Total Hip Replacements. Paper
     presented at: Proceedings of the International Mechanical Engineering Congress & Exposition,
     American Society of Mechanical Engineers, Bioengineering Division; November 9, 2000;
     Orlando, Florida.
155. Pedersen DR, Heiner AD, Brown TD. Local Mechanics of Subchondral Plate Engagement in
     Structural Grafting for Osteonecrosis. Paper presented at: Transactions of the 46th Annual
     Meeting of the Orthopaedic Research Society; March 12–15, 2000; Orlando, Florida.
156. Pedersen DR, Callaghan JJ, Heiner AD, Brown TD. Chi-aquare Testing of THA Wear Rate
     Distribution Normality. Paper presented at: Transactions of the 46th Annual Meeting of the
     Orthopaedic Research Society; March 12–15, 2000; Orlando, Florida.
157. Pedersen DR, Callaghan JJ, Heiner AD, Brown TD. Chi-aquare Testing of THA Wear Rate
     Distribution Normality. Paper presented at: Proceedings of the College of Medicine Research
     Days XXV; April 25, 2000; The University of Iowa, Iowa City. Iowa.
158. Pedersen DR, Yack HJ, Wahi R, Callaghan JJ, Brown TD. Kinematics of Maneuvers Commonly
     Responsible for Hip Dislocation. Paper presented at: Proceedings of the 24th Annual Meeting of
     the American Society of Biomechanics; July 19–22, 2000; University of Illinois at Chicago,
     Chicago, Illinois.
159. Pedersen DR, Callaghan JJ, McAndrew C, Johnston RC. Dislocation and Wear of 22mm and
     28mm Modular Heads in Uncemented Acetabular Cups. Paper presented at: Proceedings of the
     Hip Society Summer Meeting; September 15–16, 2000; Boston, Massechussets.


                                                     41
College of Medicine                         Curriculum Vitae                    Douglas Ray Pedersen

160. Pedersen DR, Callaghan JJ, McAndrew C, Johnston RC. Total Hip Arthroplasty Wear Rate
     Distributions are Non-Gaussian. Paper presented at: Proceedings of the Hip Society Summer
     Meeting; September 15–16, 2000; Boston, Massechussets.
161. Wilken J, Pedersen DR, Yack HJ, Callaghan JJ. 3 Dimensional Kinematics of Movements
     Associated with Hip Dislocation Following Hip Replacement Surgery. Paper presented at:
     Proceedings of the 2nd Annual Graduate Student Senate Research Forum; April 12, 2000;
     University of Iowa, Iowa City, Iowa.
162. Wilken J, Yack HJ, Pedersen DR, Brown TD, Callaghan JJ. 3 Dimensional Kinematics of
     Movements Associated with Dislocation Following Hip Replacement Surgery. Paper presented
     at: Proceedings of the College of Medicine Research Week 2000; April 25, 2000; The University
     of Iowa, Iowa City, Iowa.
163. Brown TD, Maxian TA, Stewart KJ, Pedersen DR. Clinical Biomechanics of Wear in THA. Paper
     presented at: Proceedings of the 1st Global Communication of the Art & Science of Joint
     Replacement Surgery; October 31–November 2, 2001; Seoul, Korea.
164. Brown TD, Nadzadi ME, Scifert CF, Pedersen DR, Callaghan JJ. Biomechanics of THA
     Dislocation. Paper presented at: Proceedings of the 1st Global Communication of the Art &
     Science of Joint Replacement Surgery; October 31–November 2, 2001; Seoul, Korea.
165. Callaghan JJ, Goetz DD, Sullivan PM, Pedersen DR, Johnston RC. Is a Polished Surface Finish
     Optimal for a Collared Cemented Prosthesis? Paper presented at: Proceedings of the 68th
     Annual Meeting of the American Academy of Orthopaedic Surgeons; February 28–March 4,
     2001; San Francisco, California.
166. Callaghan JJ, Goetz DD, Sullivan PM, Pedersen DR, Johnston RC. Cementless Acetabular
     Fixation in Revision Hip Surgery: The Gold Standard for the New Millennium. Paper presented
     at: Proceedings of the 68th Annual Meeting of the American Academy of Orthopaedic
     Surgeons; February 28–March 4, 2001; San Francisco, California.
167. Grosland NM, Pedersen DR, Brown TD. Automating Voxel-Based Contact Finite Element
     Models. Paper presented at: Proceedings of the 9th Annual Symposium of Computational
     Methods in Orthopaedic Biomechanics; February 23, 2001; San Francisco, California.
168. Grosland NM, Pedersen DR, Brown TD. An Anatomical Voxel-Bsed FE Contact Analysis
     Formulation. Paper presented at: Proceedings of the 25th Annual Meeting of the American
     Society of Biomechanics; August 9–12, 2001; San Diego, California.



                                                   42
College of Medicine                       Curriculum Vitae                       Douglas Ray Pedersen

169. Johnston TL, Callaghan JJ, Pedersen DR, McAndrew CM. Are 22 mm Heads the Solution to
     Polyethylene Wear in Cementless Acetabular Components? Paper presented at: Proceedings
     of the 19th Annual Meeting of the Mid-America Orthopaedic Association; April 18–22, 2001;
     Amelia Island Plantation, Florida.
170. Liu SS, Callaghan JJ, Goetz DD, Sullivan PM, Pedersen DR. Cemented Metal Backed
     Acetabular Components at Long-term Follow-up: What Lessons can be Applied to Cementless
     Fixation? Paper presented at: Proceedings of the 19th Annual Meeting of the Mid-America
     Orthopaedic Association; April 18–22, 2001; Amelia Island Plantation, Florida.
171. Liu SS, Callaghan JJ, Goetz DD, Sullivan PM, Pedersen DR, Johnston RC. Cemented Metal
     Backed Acetabular Components at Long Term Follow-Up: What Lessons can be Applied to
     Cementless Fixation? Paper presented at: Proceedings of the 11th Annual Meeting of the
     American Association of Hip and Knee Surgeons; November 9–11, 2001; Dallas, Texas.
172. Nadzadi ME, Pedersen DR, Yack HJ, Callaghan JJ, Brown TD. Incorporation of In-Vivo Human
     Kinetic Data Into a Finite Element Model of THA Dislocation. Paper presented at: Proceedings
     of the 9th Annual Symposium of Computational Methods in Orthopaedic Biomechanics;
     February 23, 2001; San Francisco, California.
173. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. Cup Abduction/Anteversion Effects on
     Dislocation Propensity for Small-Head-Size THR. Paper presented at: Transactions of the 47th
     Annual Meeting of the Orthopaedic Research Society; February 24–28, 2001; San Francisco,
     California.
174. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. A Mode of THA Dislocation Occurring
     Without Impingement/Lever-Out. Paper presented at: Transactions of the 47th Annual Meeting
     of the Orthopaedic Research Society; February 24–28, 2001; San Francisco, California.
175. Nadzadi ME, Pedersen DR, Yack HJ, Brown TD. Maneuvers Commonly Responsible for Hip
     Dislocation Define a Cup Placement 'Safe Zone' in Total Hip Arthroplasty. Paper presented at:
     VA Research Day 2001; April 19, 2001; The University of Iowa, Iowa City, Iowa.
176. Nadzadi ME, Pedersen DR, Yack HJ, Callaghan JJ, Brown TD. Development of a Living-Subject
     Motion Database to Examine Both Posterior and Anterior Dislocation in THA. Paper presented
     at: Proceedings of the 2001 Bioengineering Conference, 2001.
177. Nadzadi ME, Pedersen DR, Yack HJ, Callaghan JJ, Brown TD. A Database of Living-Subject
     Motion to Examine Both Posterior and Anterior Dislocation of Total Hip Replacements. Paper



                                                 43
College of Medicine                       Curriculum Vitae                       Douglas Ray Pedersen

     presented at: Proceedings of the 25th Annual Meeting of the American Society of
     Biomechanics; August 9–12, 2001; San Diego, California.
178. Pedersen DR, Yack HJ, Brown TD, Callaghan JJ. Kinematics of Maneuvers Commonly
     Responsible for Total Hip Dislocation. Paper presented at: Proceedings of the 4th Combined
     Meeting of the Orthopaedic Research Societies of the U.S.A, Canada, Europe and Japan; June
     1–3, 2001; Rhodes, Greece.
179. Templeton JE, Callaghan JJ, Goetz DD, Sullivan PM, Pedersen DR. Cementless Acetabular
     Fixation in Revision Hip Surgery: The Gold Standard for the New Millennium. Paper presented
     at: Proceedings of the 19th Annual Meeting of the Mid-America Orthopaedic Association; April
     18–22, 2001; Amelia Island Plantation, Florida.
180. Templeton JE, Callaghan JJ, Goetz DD, Sullivan PM, Pedersen DR, Johnston RC. Cementless
     Acetabular Fixation in Revision Hip Surgery: Results at Minimum 10 Year Follow Up. Paper
     presented at: Proceedings of the 11th Annual Meeting of the American Association of Hip and
     Knee Surgeons; November 9–11, 2001; Dallas, Texas.
181. Callaghan JJ, Gaffey JL, Pedersen DR, Goetz DD, Johnston RC. Cementless Acetabular
     Fixation at 15 Years: Comparison to the Gold Standard Charnley. Paper presented at: Joint
     Meeting of the American and Canadian Orthopaedic Associations; June 1–4, 2002; Victoria,
     British Columbia, Canada.
182. Callaghan JJ, Keener JD, Pedersen DR, Sullivan PM, Goetz DD, Johnston RC. Charnley Total
     Hip Arthroplasty in Patients Under Age 50: Functional and Radiographic Results at Minimum 25
     Year Follow-up. Paper presented at: Joint Meeting of the American and Canadian Orthopaedic
     Associations; June 1–4, 2002; Victoria, British Columbia, Canada.
183. Callaghan JJ, Pedersen DR. Long Term Follow-up Studies of Wear. Paper presented at:
     International Conference Engineers & Surgeons - Joined at the Hip; June 13–15, 2002; Savoy
     Place, London, United Kingdom.
184. Dai Y, Pedersen DR, Grosland NM, Brown TD. Interactive Three-Dimensional Computational
     Reconstruction of Intra-Articular Fractures. Paper presented at: Proceedings of the 10th Annual
     Symposium on Computational Methods in Orthopaedic Biomechanics; February 9, 2002; Dallas,
     Texas.
185. Gaffey JL, Callaghan JJ, Pedersen DR, Goetz DD, Johnston RC. Cementless Acetabular
     Fixation at 15 Years: Comparison to the Gold Standard Charnley. Paper presented at:



                                                 44
College of Medicine                        Curriculum Vitae                        Douglas Ray Pedersen

     Proceedings of the 68th Annual Meeting of the American Academy of Orthopaedic Surgeons;
     February 13–17, 2002; Dallas, Texas.
186. Lamb CA, Pedersen DR, Dolan LA, Morcuende JA, Weinstein SL. Radiographic Measurements
     in DDH: Reliability and Validity of a Digitizing Program. Paper presented at: Transactions of the
     48th Annual Meeting of the Orthopaedic Research Society; February 10–13, 2002; Dallas,
     Texas.
187. Lamb CA, Pedersen DR, Dolan LA, Morcuende JA, Weinstein SL. Radiographic Measurements
     in DDH: Reliability and Validity of a Digitizing Program. Paper presented at: Proceedings of the
     Annual Meeting of the Pediatric Orthopaedic Society of North America; May 1–5, 2002; Salt
     Lake City, Utah.
188. Pedersen DR, Callaghan JJ, Johnston TL, Fetzer GB, Johnston RC. Are 22 Millimeter Heads
     the Solution to Polyethylene Wear in Cenentless Acetabular Components? Paper presented at:
     Proceedings of the 68th Annual Meeting of the American Academy of Orthopaedic Surgeons;
     February 13–17, 2002; Dallas, Texas.
189. Pedersen DR, Ralston HM, Lamb CA, Weinstein SL. Bone morphology changes in DDH hips.
     Paper presented at: Proceedings of the IV World Congress of Biomechanics; August 4–9, 2002;
     Calgary, Alberta, Canada..
190. Stewart KJ, Pedersen DR, Brand RA, Brown TD. Hyperelastic Representation of Hip Joint
     Capsule: A Finite Element Validation. Paper presented at: Proceedings of the IV World
     Congress of Biomechanics; August 4–9, 2002; Calgary, Alberta, Canada.
191. Callaghan JJ, Gaffey JL, Goetz DD, Sullivan PM, Pedersen DR, Johnston, RC. Cementless
     acetabular fixation at 15 years with the HG-I component: Comparison to the gold standard
     Charnley. The American Association of Hip & Knee Surgeons 12th Annual Fall Meeting,
     November 1–3, 2002, Dallas, Texas, paper #12.
192. Callaghan JJ, Pedersen DR, Johnston RC, Brown TD. OREF Clinical Research Award: Clinical
     Biomechanics of Wear in Total Hip Arthroplasty. Paper presented at: 49th Annual Meeting of
     the Orthopaedic Research Society; Feb., 2003; New Orleans, Louisiana.
193. Stewart KJ, Pedersen DR, Brand RA, Brown TD. Hyperelastic Representation of Hip Joint
     Capsule: A Finite Element Validation. Paper presented at: 49th Annual Meeting of the
     Orthopaedic Research Society; February, 2003; New Orleans, Louisiana.
194. Gaffey JL, Callaghan JJ, Pedersen DR, Goetz DD, Sullivan PM, Johnston RC. Cementless
     Acetabular Fixation at 15 Years: Comparison to the Same Surgeon's Cemented Results. Paper


                                                  45
College of Medicine                           Curriculum Vitae                     Douglas Ray Pedersen

     presented at: Annual Meeting of MidAmerica Orthopaedic Association; April, 2003; Hilton Head,
     South Carolina.
195. Callaghan JJ, Pedersen DR, Brown TD, Johnston RC. Clinical biomechanics of wear in THA.
     2003 OREF Award paper. The University of Iowa Department of Orthopaedics 29th Annual
     Senior Residents’ Days, June 6–7, 2003, Iowa City, Iowa.
196. Ralston HM, Pedersen DR. Bone Morphology Changes in DDH Hips Throughout Adulthood.
     27th Annual Meeting of the American Society of Biomechanics, September 25–27, 2003,
     Toledo, Ohio.
197. Bouchard SM, Stewart KJ, Pedersen DR, Brown TD. Parameters Influencing Dislocation
     Resistance of Constrained Acetabular Cups. 12th Annual Symposium on Computational
     Methods in Orthopaedic Biomechanics, March 6, 2004, Parnassus Campus, University of
     California, San Francisco, California.
198. Lundberg HJ, Stewart KJ, Pedersen DR, Brown TD. Problematic Sites of Third body
     Embedment in Polyethylene for Wear Acceleration in Total Hip Arthroplasty. 12th Annual
     Symposium on Computational Methods in Orthopaedic Biomechanics, March 6, 2004,
     Parnassus Campus, University of California, San Francisco, California. (Oral Presentation.
     Session title: Bone and prosthesis modeling)
199. Stewart KJ, Pedersen DR, Brown TD. Development of a Total Hip Dislocation Finite Element
     Model with Capsule Representation. 12th Annual Symposium on Computational Methods in
     Orthopaedic Biomechanics, March 6, 2004, Parnassus Campus, University of California, San
     Francisco, California. (Accepted for Oral Presentation. Session title: Soft tissue modeling)
200. Bouchard SM, Stewart KJ, Pedersen DR, Brown TD. Parameters Influencing Performance of
     Constrained Acetabular Cups. 50th Annual Meeting of the Orthopaedic Research Society,
     March 7–10, 2004, San Francisco, California. p. 1339.
201. Pedersen DR, Callaghan JJ, Brown TD. Activity-dependence of the Safe Zone for THA
     Performance. 50th Annual Meeting of the Orthopaedic Research Society, March 7–10, 2004,
     San Francisco, California. p. 1342.
202. Pedersen DR, Callaghan JJ, Brown TD. Activity-dependence of the Safe Zone for THA
     Performance. 50th Annual Meeting of the Orthopaedic Research Society, March 7–10, 2004,
     San Francisco, California. p. 1342.
203. Callaghan JJ, Templeton JE, Goetz DD, Sullivan PM, Pedersen DR, Johnston RC. A
     Benchmark for Future Total Hip arthroplasty: Results of Charnley THR at Minimum 30-year


                                                     46
College of Medicine                       Curriculum Vitae                      Douglas Ray Pedersen

     Follow Up. 71st Annual Meeting of the American Academy of Orthopaedic Surgeons, March 10,
     2004, San Francisco, California, p. 090.
204. Bouchard SM, Stewart KJ, Pedersen DR, Callaghan JJ, Brown TD. Parameters Influencing
     Performance of Constrained Acetabular Cups. Roy J. and Lucille A. Carver College of
     Medicine/College of Public Health/VA Medical Center Research Week 2004, March 30– April 1,
     2004, Iowa City, Iowa.
205. Leinen JA, Schroeder BT, Pedersen DR, Dolan LA, Weinstein SL, Morcuende JA. Long-term
     Outcome After Closed Reduction for Developmental Dysplasia of the Hip. Roy J. and Lucille A.
     Carver College of Medicine/College of Public Health/VA Medical Center Research Week 2004,
     March 30–April 1, 2004, Iowa City, Iowa.
206. Pedersen DR, Callaghan JJ, Brown TD. Activity-dependence of the Safe Zone for THA
     Dislocation Performance. Roy J. and Lucille A. Carver College of Medicine/College of Public
     Health/VA Medical Center Research Week 2004, March 30– April 1, 2004, Iowa City, IA.
207. Dahl KA, Callaghan JJ, Pedersen DR, Liu SS, Goetz DD, Sullivan PM, Johnston RC. The Effect
     of Cable Debris on Acetabular Construct Durability in Cemented Total Hip Arthroplasty at
     Minimum Twenty-year Follow-up. Mid-American Orthopaedic Association 22nd Annual Meeting,
     April 14–18, 2004, La Quinta, Palm Springs, California.
208. Buckwalter AE, Callaghan JJ, Pedersen DR, Goetz DD, Vittetoe DA. A Minimum Twenty-five-
     year Follow-up Study of Cemented Total Hip Arthroplasty Using “Contemporary” Cementing
     Techniques. 35th Annual Student Medical Research Day, September 5, 2003, University of
     Iowa, Iowa City, Iowa.
209. Firestone DE, Liu SS, Callaghan JJ, Gaffey JL, Pedersen DR, Goetz DD, Vittetoe DD, Sullivan
     PM, Johnston RC. Comparison of Tthree Cemented Femoral Components with Identical
     Geometry But Different Surface Finishes at Minimum Ten-year Follow-up. (Edward D. Henerson
     Physician in Training Award). Mid-American Orthopaedic Association 22nd Annual Meeting,
     April 14–18, 2004, La Quinta, Palm Springs, California.
210. Baer, T.E., Pedersen, D.R., Rudert, J.M., Kallemeyn, N.A., Grosland, N.M., Brown, T.D.: A
     Novel Device For Calibrating Sheet Array Pressure Sensors and For Monitoring Their
     Performance. 28th Annual Meeting of the American Society of Biomechanics, September 8–11,
     2004, Portland, Oregon, p. 239.




                                                 47
College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

211. Bouchard, S.M., Stewart, K.J., Pedersen, D.R., Callaghan, J.J., Brown, T.D.: A Parametric Finite
     Element Study of Constrained Acetabular Liners. 28 th Annual Meeting of the American Society
     of Biomechanics, September 8–11, 2004, Portland, Oregon, p. 174.
212. Lundberg, H.J., Stewart, K.J., Pedersen, D.R., Brown, T.D.: Problematic Sites of Third Body
     Embedment in Polyethylene For Wear Acceleration in Total Hip Arthroplasty. 28 th Annual
     Meeting of the American Society of Biomechanics, September 8–11, 2004, Portland, Oregon,
     p.180.
213. Stewart, K.J., Pedersen, D.R., Callaghan, J.J., Brown, T.D.: Capsule Representation in a Total
     Hip Dislocation Finite Element Model. 28th Annual Meeting of the American Society of
     Biomechanics, September 8–11, 2004, Portland, Oregon, p.129.
214. Pedersen, DR; Firestone, DE; Liu, SS; Callaghan, JJ; Goetz, DD; Johnston, RC. Durability of
     Identical Cemented Femoral Component Geometries with Three Different Surface Finishes
     Compared at Minimum 10-Year Follow-Up. Proceedings of the 4th Chinese Speaking
     Orthopaedic Society Scientific Congress, September 22–26, 2004, Beijing, China. p.87.
215. McKinley, T.O., Rudert, M.J., Koos, D.K., Pedersen, D.R., Baer, T.E., Tochigi, Y., Marsh, J.L.,
     Brown, T.D.: Real-Time Transient and Whole-Stance Phase Contact Stress and Contact Stress
     Gradient Changes in an Ankle Incongruity Model. OTA 20th Annual Meeting, October 8, 2004,
     Ft. Lauderdale/Hollywood, Florida.
216. Baer, T.E., Pedersen, D.R., Rudert, J.M., Kallemeyn, N.A., Grosland, N.M., Brown, T.D.:
     Calibrating and Monitoring Sheet Array Pressure Sensors for Intra-Articular Loading
     Measurement. 5th Combined Meeting of the Orthopaedic Research Societies of the U.S.A.,
     Canada, Japan and Europe, October 10–13, 2004, Banff, Alberta, Canada, p.115.
217. Bouchard, S.M., Stewart, K.J., Pedersen, D.R., Callaghan, J.J., Brown, T.D.: Factors Influencing
     Mechanics of Constrained Acetabular Cups. 5th Combined Meeting of the Orthopaedic
     Research Societies of the U.S.A., Canada, Japan and Europe, October 10–13, 2004, Banff,
     Alberta, Canada, p.251.
218. Lundberg, H.J., Stewart, K.J., Pedersen, D.R., Brown, T.D.: Problematic Sites of Third Body
     Embedment in Polyethylene For Wear Acceleration in Total Hip Arthroplasty. 5 th Combined
     Meeting of the Orthopaedic Research Societies of the U.S.A., Canada, Japan and Europe,
     October 10–13, 2004, Banff, Alberta, Canada, p. 215.
219. McKinley, T.O., Rudert, M.J., Koos, D.K., Pedersen, D.R., Baer, T.E., Tochigi, Y., Marsh, J.L.,
     Brown, T.D.: Whole-Cycle Contact Stress, Contact Stress Directional Gradient, and Loading


                                                  48
College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

     Rate Changes in an Ankle Incongruity Model. 5th Combined Meeting of the Orthopaedic
     Research Societies of the U.S.A., Canada, Japan and Europe, October 10–13, 2004, Banff,
     Alberta, Canada, p. 064.
220. McKinley, T.O., Rudert, M.J., Koos, D.K., Pedersen, D.R., Baer, T.E., Tochigi, Y., Marsh, J.L.,
     Brown, T.D.: Time-Variant Contact Stress, Contact Stress Directional Gradient, and Loading
     Rate Changes in an Ankle Incongruity Model. 5th Combined Meeting of the Orthopaedic
     Research Societies of the U.S.A., Canada, Japan and Europe, October 10–13, 2004, Banff,
     Alberta, Canada, p. 276.
221. Stewart, K.J., Pedersen, D.R., Callaghan, J.J., Brown, T.D.: Capsule Representation in a Total
     Hip Dislocation Finite Element Model. 5th Combined Meeting of the Orthopaedic Research
     Societies of the U.S.A., Canada, Japan and Europe, October 10–13, 2004, Banff, Alberta,
     Canada, p. 107.
222. Tochigi, Y., Suh, J-S., Amendola, A., Pedersen, D.R., Saltzman, C.L.: Radiographic
     Determination of AP Tibio-Talar Position: Sensitivity of Three Measures to Ankle Positional
     cChanges. 5th Combined Meeting of the Orthopaedic Research Societies of the U.S.A.,
     Canada, Japan and Europe, October 10–13, 2004, Banff, Alberta, Canada. Poster Presentation:
     Poster #279.
223. McKinley, T.O., Rudert, M.J., Koos, D.K., Pedersen, D.R., Baer, T.E., Tochigi, Y., Marsh, J.L.,
     Brown, T.D.: Time-Variant Contact Stress, Contact Stress Directional Gradient, and Loading
     Rate Changes in an Ankle Incongruity Model. 9th International Society for Fracture Repair,
     November 2–11, 2004, Bologna, Italy, Poster #47. Abstract S23.
224. Kallemeyn, N.A., Grosland, N.M., Pedersen, D.R., Martin, J.A., Heiner, A.D., Brown, T.D.:
     Heterogeneity of Shear Stress Modulation in Triaxial Compression of Cartilage. 1st Annual
     Upper Midwest ASB Regional Student Meeting, November 12–13, 2004, Minneapolis,
     Minnesota. Session: Bone and Soft Tissue Characterization , Paper #10.
225. Pedersen, D.R., Shivanna, K.H., Russell, M.E., Grosland, N.M.: Cyclic Cartilage Stress
     Elevations in Dysplastic Hips. 9th World Congress of the Osteoarthritis Research Society
     International, December 2–5, 2004, Chicago, Illinois, S47–48.
226. Kallemeyn, N., Grosland, N.M., Pedersen, D.R., Martin J., Heiner, A.D., Brown, T.D.:
     Heterogeneity of Shear Stress Modulation in Triaxial Compression of Cartilage. 9 th World
     Congress of the Osteoarthritis Research Society International, December 2–5, 2004, Chicago,
     Illinois, S103.


                                                  49
College of Medicine                         Curriculum Vitae                        Douglas Ray Pedersen

227. Baer, T.E., Pedersen, D.R., Rudert, M.J., Kallemeyn, N.A., Grosland, N.M., Brown, T.D.:
     Traveling-Wave Calibration of Intra-Articular Sheet Array Pressure Sensors. 9th World Congress
     of the Osteoarthritis Research Society International, December 2–5, 2004, Chicago, Illinois,
     S125.
228. Lundberg, H.J., Pedersen, D.R., Muste, M.V., Baer, T.E., Brown, T.D.: Quantifying Fluid Ingress
     to the Joint Space During THA Subluxation. University of Iowa College of Engineering 3rd
     Annual Research Open House, April 7, 2005, Iowa City, Iowa.
229. Shivanna, K.H., Pedersen, D.R., Grosland, N.M.: Finite Element Mesh Generation of Synovial
     Joints. University of Iowa College of Engineering 3rd Annual Research Open House, April 7,
     2005, Iowa City, Iowa. (Abstract and Poster Presentation)
230. Anderson DD, Goldsworthy JK, Shivanna KH, Grosland NM, Pedersen DR, Thomas TP, Tochigi
     Y, Marsh JL, Brown TD. Patient-specific finite element analysis of intra-articular chronic stress
     exposure of the ankle during stance phase of gait. 10th International Symposium on Computer
     Simulation in Biomechanics (ISCSB - 2005) , July 28–July 30, 2005, Cleveland, Ohio.
231. Baer, T.E., Pedersen, D.R., Rudert, M.J., Kallemeyn, N.A., Grosland, N.M., Brown, T.D.:
     Calibration and Monitoring of Piezoresistive Contact Stress Arrays Using a Traveling Pressure
     Wave Protocol. XXth Congress of the International Society of Biomechanics and 29th Annual
     Meeting of the American Society of Biomechanics, July 31–August 5, 2005, Cleveland, Ohio.
     Abstract #1165.
232. Goetz, J.E., Baer, T.E., Kurriger, G., Pedersen, D.R., Brown,T.D.: Three Dimensional Multiscale
     Reconstruction of Emu Femoral Head Osteonecrosis: From Cell to Organ Level. XXth Congress
     of the International Society of Biomechanics and 29th Annual Meeting of the American Society
     of Biomechanics, July 31–August 5, 2005, Cleveland, Ohio. Bone 1: Abstract # 977.
233. Goldsworthy, J.K., Anderson, D.D., Shivanna, K.H., Grosland, N.M., Pedersen, D.R., Brown,
     T.D.: Chronic Stress Exposure Following Intra-Articular Ankle Fractures. XXth Congress of the
     International Society of Biomechanics and 29th Annual Meeting of the American Society of
     Biomechanics, July 31–August 5, 2005, Cleveland, Ohio. Ankle: Abstract #1246.
234. Kallemeyn, N.A., Grosland, N.M., Pedersen, D.R., Martin, J.A., Heiner, A.D., Brown,T.D.: A
     Finite Element Analysis of Cartilage in Cyclic Triaxial Compression. XXth Congress of the
     International Society of Biomechanics and 29th Annual Meeting of the American Society of
     Biomechanics, July 31–August 5, 2005, Cleveland, Ohio. Osteoarthritis and Cartilage: Abstract
     #568.


                                                   50
College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

235. Lundberg, H.J., Pedersen, D.R., Muste, M.V., Baer, T.E., Brown, T.D.: Quantifying Fluid Ingress
     to the Joint Space During Total Hip Implant Subluxation. XXth Congress of the International
     Society of Biomechanics and 29th Annual Meeting of the American Society of Biomechanics,
     July 31–August 5, 2005, Cleveland, Ohio. Joint Mechanics: Abstract #512.
236. Callaghan JJ, Teusink MJ, Liu SS, Sullivan J, Goetz DD, Vittetoe DA, Pedersen DR, Johnston
     RC. Cementless acetabular fixation in patients under 50 years of age: A 10–18 year follow-up
     study. Hip Society Summer Meeting, September 22–24, 2005, Pittsburgh, Pennsylvania.
237. Pedersen, D.R., Stewart, K.J., Brown,T.D., Callaghan, J.J.: Capsule Defect Influences on Total
     Hip Dislocation Propensity—A Finite Element Exploration. BMES 2005 Annual Fall Meeting: The
     Changing Face of Biomedical Engineering: Celebration of the Whitaker Foundation, September
     28–October 1, 2005, Baltimore, Maryland. Abstract #0726.
238. Goldsworthy, J.K., Anderson, D.D., Shivanna, K., Grosland, N.M., Pedersen, D.R., Thomas,
     T.P., Tochigi, Y., Marsh, J.L., Brown, T.D.: Patient-Specific Computer Modeling of
     Degeneration Propensity Due to Aberrant Contact Stress Exposure Following Intra-Articular
     Fracture of the Ankle. 10th World Congress on Osteoarthritis, December 8–11, 2005, Boston,
     Massachusetts. pp. S82–83.
239. Pedersen, D.R., Martin, J.A.: Chondrocyte Fiducials For Analysis of Cartilage Strain
     Heterogeneity During Dynamic Cyclic Loading. 6th Symposium of ICRS 2006, January 8–11,
     2006, San Diego, California.
240. Conzemius MG, Robinson DA, Theis LI, Waxman A, Evans R, Derrick T, Goetz JE, Pedersen
     DR, Brown TD. Characterization of ground reaction forces in the normal emu. 2nd World
     Veterinary Orthopaedic Congress, Keystone, Colorado, February 25–March 4, 2006.
241. Brown, T.D., Derrick, T.R., Pedersen, D.R., Goetz, J.E., Robinson, D.A., Conzemius, M.G.:
     Stance-Phase Kinematics and Kinetics of Emu Level Walking. 52nd Annual Meeting of the
     Orthopaedic Research Society, March 19–22, 2006, Chicago, Illinois.
242. Goldsworthy, J.K., Anderson, D.D., Shivanna, K., Grosland, N.M., Pedersen, D.R., Thomas,
     T.P., Tochigi, Y., Marsh, J.L., Brown, T.D.: Patient-Specific Modeling of Degeneration
     Propensity Following Intra-Articular Fracture of the Ankle. 52nd Annual Meeting of the
     Orthopaedic Research Society, March 19–22, 2006, Chicago, Illinois.
243. Goldsworthy, J.K., Anderson, D.D., Pedersen, D.R., Tochigi, Y., Brown, T.D.: Achieving
     Physiologic Rotation in Patient-Specific Contact Stress Analysis of the Ankle. 52nd Annual
     Meeting of the Orthopaedic Research Society, March 19–22, 2006, Chicago, Illinois.


                                                  51
College of Medicine                          Curriculum Vitae                     Douglas Ray Pedersen

244. Kallemeyn, N.A., Grosland, N.M., Pedersen, D.R., Martin, J.A., Heiner, A.D., Brown, T.D.: A
     Poroelastic Finite Element Analysis of Cartilage in Dynamic Triaxial Compression. 52nd Annual
     Meeting of the Orthopaedic Research Society, March 19–22, 2006, Chicago, Illinois.
245. Lundberg, H.J., Pedersen, D.R., Brown, T.D.: Effects of Femoral Head Size on Fluid Ingress
     During Impingement/Subluxation. 52nd Annual Meeting of the Orthopaedic Research Society,
     March 19–22, 2006, Chicago, Illinois.
246. McKinley TO, Rudert MJ, Tochigi Y, Pedersen DR, Brown TD. Cartilage contact pressure
     elevations associated with articular surface incongruity and unstable joint motion. 52nd Annual
     Meeting of the Orthopaedic Research Society, March 19–22, 2006, Chicago, Illinois.
247. Pedersen, D.R., Chung, Y.Y., Callaghan, J.J., Brown, T.D.: Wear Direction Versus Wear Rate in
     3rd Body-Challenged THA Cohorts. 52nd Annual Meeting of the Orthopaedic Research Society,
     March 19–22, 2006, Chicago, Illinois.
248. Pedersen, D.R., Russell, M.E., Shivanna, K.H., Grosland, N.M.: Cartilage Contact Pressure
     Elevations in Dysplastic Hips. 52nd Annual Meeting of the Orthopaedic Research Society, March
     19–22, 2006, Chicago, Illinois.
249. Shivanna, K.H., Grosland, N.M., Russell, M.E., Brown, T.D., Pedersen, D.R.: Cartilage Contact
     Pressure Elevations in Dysplastic Hhips After Ganz Osteotomy. 52nd Annual Meeting of the
     Orthopaedic Research Society, March 19–22, 2006, Chicago, Illinois.
250. Stewart KJ, Pedersen DR, Callaghan JJ, Brown TD. Capsular Atrophy and Detachment
     Influences on THA Dislocation Propensity: A finite Element Model Exploration. 52 nd Annual
     Meeting of the Orthopaedic Research Society, March 19–22, 2006, Chicago, Illinois.
251. Dahl KA, Pedersen DR, Callaghan JJ, Goetz DD, Vittetoe DA, Sullivan PM, Young-Yool C,
     Johnston RC. The effect of cable debris on acetabular construct durability in cemented THA at

     19–20 year follow-up. 73rd Annual Meeting of the American Academy of Orthopaedic Surgeons,
     March 22–26, 2006, Chicago, Illinois.
252. Goldsworthy JK, Anderson DD, Rudert MJ, Tochigi Y, Pedersen, DR, Brown TD. Validation of a
     patient-specific finite element model of the Ankle. 14th Annual Symposium on Computational
     Methods in Orthopaedic Biomechanics, March 18, 2006, Chicago, Illinois.
253. Goreham-Voss CM, Rudert MJ, Brown TD. Poroelestic finite element analysis of a step-off
     articular incongruity. 14th Annual Symposium on Computational Methods in Orthopaedic
     Biomechanics, March 18, 2006, Chicago, Illinois.



                                                    52
College of Medicine                       Curriculum Vitae                       Douglas Ray Pedersen

254. Goetz JE, Baer TE, Kurriger GL, Pedersen DR, Robinson DA, Conzemius MG, Brown, TD.
     Three-dimensional histologic evaluation of osteonecrotic lesion volume in the emu femoral
     head. 2006 Midwest Graduate Student Biomechanics Symposium (MWGSBS), March 31–April
     1, 2006, Milwaukee, Wisconsin.
255. Goldsworthy JK, Anderson DD, Rudert MJ, Tochigi Y, Pedersen DR, Brown TD. Validation of a
     patient-specific finite element model of the ankle. 2006 Midwest Graduate Student
     Biomechanics Symposium (MWGSBS), March 31–April 1, 2006, Milwaukee, Wisconsin.
     Outstanding Research Award Winner.
256. Lundberg HJ, Pedersen DR, Brown TD. Effects of femoral head size on fluid ingress during THA
     impingement/subluxation. 2006 Midwest Graduate Student Biomechanics Symposium
     (MWGSBS), March 31–April 1, 2006, Milwaukee, Wisconsin.
257. Lundberg HJ, Pedersen DR, Brown TD. Effects of femoral head size on fluid ingress during THA
     impingement/subluxation. The University of Iowa College of Engineering 4th Annual College of
     Engineering Research Open House, April 20, 2006, Iowa City, Iowa.
258. Thedens DR, Pedersen DR, Martin JA, Brown TD. T1rho imaging of mechanically stressed
     human cartilage. ISMRM 14th Scientific Meeting, May 6–12, 2006, Seattle, Washington.
259. Lundberg HJ, Pedersen DR, Callaghan JJ, Brown TD. Effects of implant design parameters on
     fluid ingress during THA impingement/subluxation. 5 th World Congress on Biomechanics, July
     29–August 4, 2006, Munich, Germany. Abstract S138.
260. Goetz JE, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. Multi-scale geometric
     measurements of experimentally induced osteonecrotic lesions in an emu model. 30th Annual
     Meeting of the American Society of Biomechanics, September 6–9, 2006, Blacksburg, Virginia.
     Abstract ID #134.
261. Goetz JE, Derrick TR, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. Anatomy-based
     model of normal emu during gait. 30th Annual Meeting of the American Society of
     Biomechanics, September 6–9, 2006, Blacksburg, Virginia. Abstract ID #210.
262. Goldsworthy JK, Anderson DD, Rudert MJ, Tochigi Y, Pedersen DR, Brown TD. Validation of a
     patient-specific finite element model of the ankle. 30th Annual Meeting of the American Society
     of Biomechanics, September 6–9, 2006, Blacksburg, Virginia. Abstract ID #212. MicroStrain
     Award Winner.




                                                 53
College of Medicine                        Curriculum Vitae                        Douglas Ray Pedersen

263. Lundberg HJ, Pedersen DR, Callaghan JJ, Brown TD. Effects of implant design parameters on
     fluid ingress during THA impingement/subluxation. 30th Annual Meeting of the American Society
     of Biomechanics September 6–9, 2006, Blacksburg, Virginia. Abstract ID #27.
264. Tochigi Y, Rudert MJ, McKinley TO, Pedersen DR, Brown TD. Cartilage contact stress
     aberration during unstable joint motion. 30 th Annual Meeting of the American Society of
     Biomechanics, September 6–9, 2006, Blacksburg, Virginia. Abstract ID #206.
265. Callaghan JJ, O’Rourke MR, Liu SS, Pedersen DR, Johnston RC. Follow-up of a cemented
     collared matte finish femoral component at 19 to 20 years. Closed Meeting of the Hip Society,
     Iowa City, Iowa, September 7–9, 2006.
266. Callaghan JJ, Lundberg HJ, Liu SS, Pedersen DR, O’Rourke MR, Goetz DD, Vittetoe DA,
     Clohisy J, Brown TD. Analysis of retrieved acetabular liners for impingement damage and
     embedded third body debris. Closed Meeting of the Hip Society, Iowa City, Iowa, September 7–
     9, 2006.
267. Lundberg HJ, Callaghan JJ, Liu SS, Pedersen DR, O’Rourke MR, Goetz DD, Vittetoe DA,
     Clohisy J, Brown TD. Analysis of retrieved acetabular liners for impingement damage and
     embedded third body debris. The Hip Society Summer Meeting, September 7–9, 2006, Iowa
     City, Iowa.
268. Yehyawi TM, Callaghan JJ, O’Rourke MR, Pedersen DR, Liu SS. Implications of sagittal femoral
     bowing on knee arthritis and total knee arthroplasty. University of Iowa College of Medicine
     Student Research Day, University of Iowa, September 8, 2006, Iowa City, Iowa.
269. Callaghan JJ, Yehyawi TM, O’Rourke MR, Pedersen DR, Liu SS, Clark CR. Implications of
     sagittal femoral bowing on knee arthritis and total knee replacement. Knee Society Interim
     Meeting September 28–30, 2006, Alexandria, Virginia.
270. Callaghan JJ, Yehyawi TM, O’Rourke MR, Liu SS, Pedersen DR. Implication of sagittal femoral

     bowing on knee arthritis and total knee replacement. 16 th Annual Meeting of the American
     Association of Hip and Knee Surgeons, November 3–5, 2006, Dallas, Texas.
271. Callaghan JJ, Altenburg A, Leinen JA, Dahl KA, Pedersen DR, Liu SS, Goetz DD, Vittetoe DA,
     Sullivan PM, Chung YY, Johnston RC. The effect of cable debris on acetabular construct

     durability in cemented total hip arthroplasty at nineteen to twenty year follow-up. 16th Annual
     Meeting of the American Association of Hip and Knee Surgeons, November 3–5, 2006, Dallas,
     Texas.



                                                  54
College of Medicine                         Curriculum Vitae                      Douglas Ray Pedersen

272. Goetz JE, Pedersen DR, Brown TD. Thermal property determination of emu cancellous bone
     using finite element modeling. 15th Annual Symposium on Computational Methods in
     Orthopaedic Biomechanics, February 10, 2007, University of California - San Diego, La Jolla,
     California.
273. Mittelholtz KS, Pedersen DR, Mendoza SA, Mayer HM, Siepe C, Hall RM, Brown TD. Finite
     element analysis of total disc replacement wear. 15th Annual Symposium on Computational
     Methods in Orthopaedic Biomechanics, February 10, 2007, University of California - San Diego,
     La Jolla, California.
274. Moussavi-Harami SF, Pedersen DR, Martin JA, Brown TD. Quantitative image analysis of
     cartilage histology. 15th Annual Symposium on Computational Methods in Orthopaedic
     Biomechanics, February 10, 2007, University of California - San Diego, La Jolla, California.
275. Rumery MP, Pedersen DR, Brown TD, Mendoza SA, Mayer HM, Siepe C, Hall RM.
     Performance of a novel pose-based technique for measuring total disc replacement wear. 15th
     Annual Symposium on Computational Methods in Orthopaedic Biomechanics, February 10,
     2007, University of California - San Diego, La Jolla, California.
276. Goetz JE, Derrick TR, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. A gait-based
     anatomic analysis of emu hip joint loading. 53rd Annual Meeting of the Orthopaedic Research
     Society, February 11–14, 2007, San Diego, California. Abstract Submission 3927A19255.
277. Goetz JE, Derrick TR, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. Evaluation of
     osteonecrotic lesion volume in the emu femoral head by three dimensional histology. 53rd
     Annual Meeting of the Orthopaedic Research Society, February 11–14, 2007, San Diego,
     California. Abstract Submission 3569A1669.
278. Hecht BA, Martin JA, Pedersen DR, Heiner AD, Amendola R, Buckwalter JA. Oxidant pre-
     conditioning protects cartilage from mechanically-induced cell death. 53rd Annual Meeting of the
     Orthopaedic Research Society, February 11–14, 2007, San Diego, California. San Diego,
     California. Abstract Submission 3022A10781.
279. Lundberg HJ, Liu SS, Pedersen DR, Callaghan JJ, Brown TD. Analysis of retrieved acetabular
     liners for impingement damage and embedded third body debris. 53rd Annual Meeting of the
     Orthopaedic Research Society, February 11–14, 2007, San Diego, California. Abstract
     Submission 3774A11780.
280. Martin JA, Pedersen DR, Heiner AD, Buckwalter JA, Brown TD. N-acetyl cysteine protects
     cartilage from loading-induced proteoglycan loss. 53rd Annual Meeting of the Orthopaedic


                                                   55
College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

     Research Society, February 11–14, 2007, San Diego, California. Abstract Submission
     3055A18930.
281. Moussavi-Harami SF, Pedersen DR, Martin JA, Brown TD. Automated objective scoring of
     osteoarthritis severity. 53rd Annual Meeting of the Orthopaedic Research Society, February 11–
     14, 2007, San Diego, California. Abstract Submission 3332A10740.
282. Stroud NJ, Martin JA, Pedersen DR, Goetz JE, Brown TD. Structure and function of emu versus
     human articular cartilage. 53rd Annual Meeting of the Orthopaedic Research Society, February
     11–14, 2007, San Diego, California. Abstract Submission 3276A24173.
283. Thedens DR, Pedersen DR, Martin JA, Brown TD. Assessment of mechanically stressed human
     cartilage with T1ρ imaging. 53rd Annual Meeting of the Orthopaedic Research Society, February
     11–14, 2007, San Diego, California. Abstract Submission 4029A3931.
284. Tochigi Y, Rudert MJ, McKinley TO, Pedersen DR, Brown TD. An experimental model of joint
     instability for study of dynamic cartilage contact mechanics. 53rd Annual Meeting of the
     Orthopaedic Research Society, February 11–14, 2007, San Diego, California. Abstract
     Submission 1140A14915.
285. Yehyawi TM, Callaghan JJ, O’Rourke MR, Liu SS, Pedersen DR. Implications of sagittal femoral
     bowing on knee arthritis and total knee replacement. 53rd Annual Meeting of the Orthopaedic
     Research Society, February 11–14, 2007, San Diego, California. Abstract Submission
     2997A2271.
286. McKinley TO, Tochigi Y, Rudert MJ, Pedersen DR, Brown TD. Instability -associated changes in
     contact stress and contact stress rates in human ankles. 74th Annual Meeting of the American
     Academy of Orthopaedic Surgeons, February 14–18, 2007, San Diego, California.
287. Callaghan JJ, Lundberg HJ, Liu SS, Pedersen DR, O’Rourke MR, Goetz DD, Vittetoe DA,
     Clohisy J, Brown TD. Analysis of retrieved acetabular liners for impingement damage and
     embedded third body debris. 2007 Annual Meeting of the Mid-America Orthopaedic Association,
     April 11–15, 2007, Boca Raton, Florida.
288. Yehyawi T, Callaghan JJ, O’Rourke MR, Liu SS, Pedersen DR. Implication of sagittal femoral
     bowing on knee arthritis and total knee replacement. 2007 Annual Meeting of the Mid-America
     Orthopaedic Association, April 11–15, 2007, Boca Raton, Florida.
289. Mittelholtz KS, Pedersen DR, Mendoza SA, Mayer HM, Siepe C, Hall RM, Brown TD. Finite

     element analysis of total disc replacement wear. 7 th Annual Meeting of the Spine Arthroplasty
     Society, May 1–4, 2007, Berlin, Germany.

                                                  56
College of Medicine                         Curriculum Vitae                         Douglas Ray Pedersen

290. Rumery MP, Pedersen DR, Brown TD, Mendoza SA, Mayer HM, Siepe C, Hall RM. Accuracy of
     a novel pose-based technique for in-vivo measurement of total disc replacement wear. 7 th
     Annual Meeting of the Spine Arthroplasty Society, May 1–4, 2007, Berlin, Germany.
291. Thedens DR, Martin JA, Pedersen DR, Brown TD. Detection of proteoglycan depletion in
     mechanically loaded cartilage with T1&[rho] imaging. ISMRM-ESMRMB Joint Annual Meeting,
     May 19–25, 2007, Berlin, Germany.
292. Callaghan JJ, Leinen JA, Liu SS, Klaassen AL, Pedersen DR. Three to five year radiographic

     follow-up of moderately cross-linked Marathon polyethylene in total hip replacement. 120 th
     Annual Meeting of the American Orthopaedic Association, Asheville, North Carolina, June 13–
     16, 2007.
293. Callaghan JJ, Donigan JA, Teusink MJ, Warth LC, Liu SS, Sullivan J, Goetz DD, Vittetoe DA,
     Pedersen DR, Johnston RC. Cementless acetabular fixation in patients age 50 and under: a 10
     to 18 year follow-up study. 120th Annual Meeting of the American Orthopaedic Association, June
     13–16, 2007, Asheville, North Carolina .
294. Callaghan JJ, Lundberg HJ, Liu SS, Pedersen DR, O’Rourke MR, Goetz DD, Vittetoe DA,
     Clohisy JC, Brown TD. Analysis of retrieved acetabular liners for impingement damage and
     embedded third body debris. 120th Annual Meeting of the American Orthopaedic Association,
     Asheville, North Carolina, June 13–16, 2007.
295. Callaghan JJ, Altenburg A, Yehyawi TM, Dahl KA, Pedersen DR, Liu SS, Goetz DD, Vittetoe
     DA,Sullivan PM, Chung YY, Johnston RC. The effect of cable debris on acetabular construct
     durability in cemented total hip arthroplasty at nineteen to twenty year follow-up. 120th Annual
     Meeting of the American Orthopaedic Association, June 13–16, 2007, Asheville, North Carolina.
296. Heiner AD, Lundberg HJ, Baer TE, Pedersen DR, Callaghan JJ, Brown TD. Episodic
     subluxation increases third body ingress and embedment in the THA bearing surface. 31 st
     Annual Meeting of the American Society of Biomechanics, August 22–25, 2007, Stanford,
     California. Abstract ID #263.
297. Tochigi Y, Rudert MJ, McKinley TO, Pedersen DR, Brown TD. Correlation of dynamic cartilage
     contact stress aberration with severity of joint instability. 31 st Annual Meeting of the American
     Society of Biomechanics, August 22–25, 2007, Stanford, California. Abstract ID #213.
298. Brown TD, Pedersen DR, Stewart KJ, Callaghan JJ. Biomechanical studies of total hip

     impingement/dislocation. (Invited Plenary Lecture) 15 th Triennial Congress of the Asian Pacific
     Orthopaedic Association (APOA) 2007, September 11, 2007, Seoul, Korea, p. 136.

                                                    57
College of Medicine                       Curriculum Vitae                       Douglas Ray Pedersen

299. Brown TD, Goetz JE, Pedersen DR, Conzemius MG. The emu as a bipedal animal model of
     femoral head osteonecrosis. (Seminar) Biomedical Engineering Technology Institute, Yonsei
     University, September 13, 2007, Seoul, South Korea.
300. Brown TD, Rumery MP, Mittelholtz K, Pedersen DR, Mendoza SA. New computational
     techniques to assess wear of total disc replacement implants. (Seminar) Biomedical Institute,
     Solco Biomedical Co., Ltd., September 14, 2007, Pyungteak, Korea.
301. Goetz JE, Derrick TR, Pedersen DR, Robinson DA, Conzemius MG, Brown, TD. Contact forces

     in the emu hip joint during normal walking. 6th Combined Meeting of the Orthopaedic Research
     Societies, October 20–24, 2007, Honolulu, Hawaii. Paper No. 243. Podium Presentation
     Session 27: Gait and Function.
302. Callaghan JJ, Yehyawi TM, O’Rourke MR, Pedersen DR, Liu SS. Implications of sagittal femoral
     bowing on knee arthritis and total knee replacement. American Association of Hip and Knee

     Surgeons 17th Annual Meeting, November 2–4, 2007, Dallas, Texas.
303. Moussavi-Harami SF, Pedersen DR, Martin JA, Hillis SL, Brown TD. Comparison of the ICRS
     versus HHGS (Mankin) cartilage histology scales. OARSI World Congress on Osteoarthrits
     2007, December 6–9, 2007, Ft. Lauderdale, Florida. Abstract 07-A-119-OARSI. Osteoarthritis
     Cartilage 2007;15(Suppl C):C127.
304. Moussavi-Harami SF, Pedersen DR, Martin JA, Hillis SL, Brown TD. Automated objective
     scoring of cartilage histology. OARSI World Congress on Osteoarthrits 2007, December 6–9,
     2007, Ft. Lauderdale, Florida. Abstract 07-A-87-OARSI. Osteoarthritis Cartilage 2007;15(Suppl
     C):C166.
305. Goetz JE, Pedersen DR, Robinson DA, Conzemius MG, Brown, TD. A finite element study of
     the structural effects of lesion morphology in a bipedal animal model of femoral head

     osteonecrosis. 16th Annual Symposium on Computational Methods in Orthopaedic
     Biomechanics, Saturday, March 1st, 2008, University of California-San Francisco, San
     Francisco, California.
306. Brown TD, Rumery M, Pedersen DR, Mendoza SA. A pose-based image analysis technique for

     measuring wear of total disc replacements. 54th Annual Meeting of the Orthopaedic Research
     Society, March 2–5, 2008, San Francisco, California. Abstract ID: 399689.
307. Heiner AD, Lundberg HJ, Baer TE, Pedersen DR, Callaghan JJ, Brown TD. Episodic

     subluxation increases third body ingress and embedment in the THA bearing surface. 54th


                                                 58
College of Medicine                          Curriculum Vitae                        Douglas Ray Pedersen

       Annual Meeting of the Orthopaedic Research Society, March 2–5, 2008, San Francisco,
       California. Abstract ID: 387622.
308. Ramakrishnan PS, Stroud NJ, Pedersen DR, Buckwalter J A, Martin JA. Time dependent
       mechanical changes in cartilage after single blunt impact injury in vitro bovine osteochondral

       model. 54th Annual Meeting of the Orthopaedic Research Society, March 2–5, 2008, San
       Francisco, California. Abstract ID: 393569.
309. Stroud NJ, Ramakrishnan PS, Pedersen DR, BrownTD, Martin JA. Characterization of emu and

       bovine tissue response to injury. 54th Annual Meeting of the Orthopaedic Research Society,
       March 2–5, 2008, San Francisco, California. Abstract ID: 398565.
310. Callaghan JJ, Lundberg HJ, Liu SS, Pedersen DR, O’Rourke MR, Goetz DD, Vittetoe DA,
       Clohisy J, Brown TD. Analysis of retrieved acetabular liners for impingement damage and
       embedded third body debris. 75 th Annual Meeting of theAmerican Academy of Orthopaedic
       Surgeons, March 5–9, 2008, San Francisco, California.
311. Mittelholtz K, Pedersen DR, Mendoza SA, Mayer HM, Siepe C, Hall RM, Brown TD. Finite
       element analysis of total disc replacement wear. Spine Arthroplasty Society, Global Symposium
       on Motion Preservation Technology 8th Annual Meeting, May 6–9, 2008, Miami, Florida.
       Abstract A-066-0001-00431.
312.           Rumery MP, Pedersen DR, Mendoza SA, Siepe C, Mayer HM, Brown TD. A pose-
       based image analysis technique for measuring wear of total disc replacements.Spine
       Arthroplasty Society, Global Symposium on Motion Preservation Technology 8th Annual
       Meeting, May 6–9, 2008, Miami, Florida. Abstract A-066-0001-00436.
313.           Thedens DR, Martin JA, Mastbergen S, DeGroot J, Tadimalla S, Pedersen DR. Age,
       DJD, OA: AGE, GAG, T1ρ MRI. 2nd Annual Workshop on Imaging Based Measures of
       Osteoarthritis, June 25–28, 2008, Boston, Massachusetts.
314.           Amendola RL, Martin JA, Kurriger GL, Moussavi-Harami SF, Brown TD, Pedersen DR.
       Automated Mankin scoring of osteoarthritis severity in rabbits. The North American Congress on
       Biomechanics (NACOB 2008), August 5–9, 2008, Ann Arbor, Michigan.Abstract ID364.
315.           McCabe DJ, Stroud NJ, Pedersen DR, Martin JA. An innovative method to analyze the
       chondrocyte response to mechanical injury both temporally and spatially. The North American
       Congress on Biomechanics (NACOB 2008), August 5–9, 2008, Ann Arbor, Michigan. Abstract
       ID #123.



                                                     59
College of Medicine                          Curriculum Vitae                       Douglas Ray Pedersen

316.            Pedersen DR, Thedens DR, Martin JA, Tadimalla S, Ramakrishnan PS, Amendola A.
       ACL rupture in an in vivo impact model. The North American Congress on Biomechanics
       (NACOB 2008), August 5–9, 2008, Ann Arbor, Michigan. Abstract ID 362.
317.            Goreham-Voss CM, McCabe DJ, Rudert MJ, Martin JA, Pedersen DR, Brown TD.
       Spatial correlations between local impact stress and cell death distributions. OARSI World
       Congress on Osteoarthritis 2008, September 18–21, 2008, Rome, Italy. Abstract 07-A-292-
       OARSI.
318.            McCabe DJ, Stroud NJ, Ramakrishnan P, Buckwalter JA, Pedersen DR, Martin JA.
       Intracellular oxidant production by chondrocytes in osteochondral explants following blunt
       impact injury. OARSI World Congress on Osteoarthritis 2008, September 18–21, 2008, Rome,
       Italy. Poster Presentation #187. Osteoarthritis Cartilage 2008;16(Supp 4);S91–S92.
319. Amendola RL, Martin JA, Kurriger GL, Moussavi-Harami, SF, Brown TD, Pedersen DR.
       Automated Mankin grading of OA severity in rabbits. 55th Annual Meeting of the Orthopaedic
       Research Society, February 22–25, 2009, Las Vegas, Nevada. Abstract ID: ORS2009-1020.
320. Goetz JE, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. Effects of lesion location on
       collapse propensity in the emu model of femoral head osteoecrosis. 55th Annual Meeting of the
       Orthopaedic Research Society, February 22–25, 2009, Las Vegas, Nevada. Abstract ID:
       ORS2009-1793.
321. Goetz JE, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. Thermal history
       determinants of cryogenically-induced osteonecrosis in emu cancellous bone. 55 th Annual
       Meeting of the Orthopaedic Research Society,February 22–25, 2009, Las Vegas, Nevada.
       Abstract ID: ORS2009-1846.
322. Goetz JE, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. Increased incidence of
       femoral head collapse in the emu model of osteonecrosis following a drill guide-positioned
       cryoprobe insult. 55th Annual Meeting of the Orthopaedic Research Society, February 22–25,
       2009, Las Vegas, Nevada. Abstract ID: ORS2009-2041.
323. Goetz JE, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. Comparison of bone
       mineralization rates between avian and mammalian models of femoral head osteonecrosis. 55 th
       Annual Meeting of the Orthopaedic Research Society, February 22–25, 2009, Las Vegas,
       Nevada. Abstract ID: ORS2009-2712.




                                                    60
College of Medicine                        Curriculum Vitae                        Douglas Ray Pedersen

324. Pedersen DR, Martin JA, Mastbergen S, DeGroot J, Tadimalla S, Thedens DR. AGE effects on
     PG-sensitive T1 MRI. 55th Annual Meeting of the Orthopaedic Research Society, February 22–
     25, 2009, Las Vegas, Nevada. Abstract ID: ORS2009-1903.
325. Ramakrishnan P, Stroud N, McCabe D, Pedersen DR. Repeated measures improves detection
     of early degenerative changes after cartilage injury. 55th Annual Meeting of the Orthopaedic
     Research Society, February 22–25, 2009, Las Vegas, Nevada. Abstract ID: ORS2009-2820.
326. Stroud NJ, McCabe D, Goodwin W, Pedersen DR, Martin JA. An innovative method for analysis
     of the distribution and timing of chondrocyte responses to mechanical injury in vitro. 55th Annual
     Meeting of the Orthopaedic Research Society, February 22–25, 2009, Las Vegas, Nevada.
     Abstract ID: ORS2009-1014.
327. Tadimalla S, Thedens DR, Martin JA, Amendola A, Pedersen DR. Cartilage health post-ACL
     injury: T1ρ      dGEMRIC measurements. 55th Annual Meeting of the Orthopaedic Research
     Society, February 22–25, 2009, Las Vegas, Nevada. Abstract ID: ORS2009-2958.
328. Elkins JM, Pedersen DR, Tochigi Y, Callaghan JJ, Weiss JA, Andersen AE, Brown TD.
     Incorporating the hip capsule in a dynamic finite element model of total hip arthroplasty. Carver
     College of Medicine, College of Pharmacy, College of Public Health and VA Health System
     Research Week, April 14–15, 2009, Iowa City, Iowa.
329. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Impingement contact mechanics of hard-on-
     hard total hip bearings. Carver College of Medicine, College of Pharmacy, College of Public
     Health and VA Health System Research Week, April 14–15, 2009, Iowa City, Iowa.
330. Stroud NJ, McCabe DJ, Goodwin WG, Pedersen DR, Martin JA. An innovative method for
     analysis of chondrocyte responses to mechanical injury in vitro both spatially and temporally.
     The University of Iowa College of Engineering’s Research Open House, April 16, 2009, Iowa
     City, Iowa.
331. Thedens DR, Tadimalla S, Martin JA, Amendola A, Pedersen DR. T1 assessment of human
     cartilage in an impact injury model. International Society for Magnetic Resonance in Medicine
        th
     17 Scientific Meeting & Exhibition, Honolulu, Hawaii, April 18–24, 2009. Abstract 4319.
332. Pedersen DR, Tadimalla S, Thedens DR, Martin JA, Amendola A. Same day T1, T2 and
     dGEMRIC measurements of cartilage post-ACL injury. 3rd International OA imaging Workshop
     Osteoarthritis Imaging: Capitalising on the Knowledge Investment, May 13–16, 2009, York,
     United Kingdom.



                                                  61
College of Medicine                         Curriculum Vitae                         Douglas Ray Pedersen

333. Brown TD, Lundberg HJ, Pedersen DR, Callaghan JJ. Clinical biomechanics of third body
     acceleration of total hip wear. 61st Annual Meeting of the Association of Bone and Joint
     Surgeons, May 13–17, 2009, Maui, Hawaii.
334. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Orientation-dependent impingement contact
     mechanics for hard-on-hard total hip bearings. 33rd Annual Meeting of the American Society of
     Biomechanics, August 26–29, 2009, State College, Pennsylvania. Abstract Submission #1028.

335. Williams G, Allen E, Wu J, Rudert MJ, Pedersen DR. Assessment of the Pressore Step™
     system as an extended wear weightbearing activity monitor for use with orthopaedic patients.
     33rd Annual Meeting of the American Society of Biomechanics, August 26–29, 2009, State
     College, Pennsylvania. Abstract Submission #1222.
336. Thedens DR, Tadimalla S, Martin JA, Amendola A, Pedersen DR. T1rho assessment of human
     cartilage impact injury model. OARSI World Congress on Osteoarthritis 2009, September 10–
     13, 2009, Montreal, Quebec, Canada. Osteoarthritis Cartilage 2009;17(Supp 1):S226–227.
337. Pedersen, DR, Elkins JM, Callaghan JJ, Brown TD. Impingement contact mechanics of total hip
     bearings. Closed Scientific Meeting of the Hip Society September 24–26, 2009, Palo Alto,
     California.
338. Williams GN, Thedens DR, Tadimalla S, Amendola A, Pedersen DR. T1rho imaging of cartilage
     in the first year after ACL injury. Segal North American Osteoarthritis Workshop III, October 1–3,
     2009, Chigago, Illinois.
339. Elkins JM, Pedersen DR, Tochigi Y, Rudert MJ, Ellis BJ, Callaghan JJ, Weiss JA, Brown TD.
     Implementing a fiber-directed anisotropic capsule in a total hip arthroplasty dislocation finite
     element model. 56th Annual Meeting of the Orthopaedic Research Society, March 6–9, 2010,
     New Orleans, Louisiana. Abstract ID: ORS2010-1837.
340. Elkins JM, Pedersen DR, Tochigi Y, Rudert MJ, Ellis BJ, Callaghan JJ, Weiss JA, Brown TD.
     Effect of cup orientation on resistance to hip dislocation during flexion/exorotation-dominated
     kinetic challenge. 56th Annual Meeting of the Orthopaedic Research Society, March 6–9, 2010,
     New Orleans, Louisiana. Abstract ID: ORS2010-1856.
341. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Impingement contact mechanics for hard-on-
     hard total hip bearings. 56th Annual Meeting of the Orthopaedic Research Society, March 6–9,
     2010, New Orleans, Louisiana. Abstract ID: ORS2010-1791.




                                                   62
College of Medicine                         Curriculum Vitae                        Douglas Ray Pedersen

342. Kang L, Baer TE, Rudert MJ, Pedersen DR, Brown TD. An iterative calibration algorithm for
     transient contact stress sensor grids. 56th Annual Meeting of the Orthopaedic Research Society,
     March 6–9, 2010, New Orleans, Louisiana. Abstract ID: ORS2010-1761.
343. Seol DR, Choe HH, Jang KW, Lehman AD, Homandberg G, Heiner AD, Ramakrishnan PS, Lim
     TH, Martin JA, Pedersen DR. Effect of impact-induced chemical factors on bovine articular
     cartilage: A cell proliferation and migration study. 56th Annual Meeting of the Orthopaedic
     Research Society, March 6–9, 2010, New Orleans, Louisiana. Abstract ID: ORS2010-3050.
344. Thedens DR, Klocke NF, Martin JA, Baer TE, Pedersen DR. Effect of B0 magnetic field
     changes on quantitative T1 relaxation measurements. 56th Annual Meeting of the Orthopaedic
     Research Society, March 6–9, 2010, New Orleans, Louisiana. Abstract ID: ORS2010-3313.
345. Klocke NF, Thedens DR, Martin JA, Brown TD, Pedersen DR. Semi-automatic canny edge
     detected line profiles through the lateral femoral condyle in normal subjects using articular
     cartilage-specific MRI. The University of Iowa College of Engineering’s Research Open House,
     April 8, 2010, Iowa City, Iowa.
346. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Impingement contact mechanics for hard-on-
     hard total hip bearings. The Carver College of Medicine, College of Pharmacy, College of Public
     Health, Institute for Clinical and Translational Science and VA Health System Research Week,
     April 13–15, 2010, Iowa City, Iowa.
347. Thedens DR, Klocke NF, Amendola A, Pedersen DR. Semi-automated profile generation for
     functional cartilage imaging. ISMRM/ESMRMB Joint Annual Meeting, May 1–7, 2010, Stockholm,
     Sweden. Abstract 3894.
348. Thedens DR, Klocke NF, Martin JA, Baer TE, Pedersen DR. Effect of B0 magnetic field
     changes on quantitative T1r relaxation measurements. 4 th International Workshop on Imaging
     Based Measures of Osteoarthritis. June 2–4, 2010 Vancouver, Canada.
349. Klocke NF, Thedens DR, Martin JA, Amendola A, Brown TD, Pedersen DR. A line profile
                                                        th
     approach to quantify PTOA using T1rho MRI. 6 World Congress on Biomechanics, August 1–
     6, 2010, Suntec City, Singapore. Abstract Submission ID : WCB-A01535-02855.
350. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. The capsule’s contribution to total hip
     construct stability—A finite element analysis. 34th Annual Meeting of the American Society of
     Biomechanics, August 18–21, 2010, Providence, Rhode Island. Abstract ID: 270.
351. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Three dimensional fracture mechanics of
     ceramic total hip bearings. 34th Annual Meeting of the American Society of Biomechanics,
     August 18–21, 2010, Providence, Rhode Island. Abstract ID: 274.
                                                   63
College of Medicine                         Curriculum Vitae                         Douglas Ray Pedersen

352. Klocke NF, Thedens DR, Martin JA, Amendola A, Brown TD, Pedersen DR. A line profile
     approach to quantify PTOA using T1r MRI. 34th Annual Meeting of the American Society of
     Biomechanics, August 18–21, 2010, Providence, Rhode Island. Abstract ID: 294.
353. Thedens DR, Klocke NF, Martin JA, Baer TE, Pedersen DR. Effect of B0 magnetic field
     changes on quantitative T1r relaxation measurements. 2010 Osteoarthritis Research Society
     International (OARSI) World Congress, September 23–26, 2010, Brussels, Belgium. Abstract
     10-A-472-OARSI.
354. Pedersen DR, Thedens DR, Klocke NF, Amendola A. Semi-automated profile generation for
     functional cartilage imaging. 7th Combined Meeting of the Orthopaedic Research Societies
     (CORS), October 16–20, 2010, Kyoto, Japan. Abstract submission number: 2010E-0434.
355. Elkins JM, Stroud NJ, Pedersen DR, Tochigi Y, Rudert MJ, Callaghan JJ, Weiss JA, Brown TD.
     The effect of regional hip capsule defects on total hip dislocation stability — A finite element
     analysis. 57th Annual Meeting of the Orthopaedic Research Society, January 13–16, 2011, Long
     Beach, California. Abstract ID: 929790.
356. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Total hip instability in the morbidly obese
     patient — A finite element exploration. 57th Annual Meeting of the Orthopaedic Research
     Society, January 13–16, 2011, Long Beach, California. Abstract ID: 929795. Paper #0014.
357. Klocke NF, Thedens DR, Amendola A, Martin JA, Pedersen DR. Sensitivity of T1ρ MRI to
     cartilage injury after acute ACL rupture. 57th Annual Meeting of the Orthopaedic Research
     Society, January 13–16, 2011, Long Beach, California. Abstract ID: 936172.
358. Teusink MJ, Callaghan KA, Klocke NF, Pedersen DR, Johnston RC, Callaghan JJ. Femoral
     remodeling around well-fixed cemented Charnley total hip Arthroplasty: A minimum twenty year
     follow-up study. 57th Annual Meeting of the Orthopaedic Research Society, January 13–16,
     2011, Long Beach, California. Abstract ID 935446.
359. Klocke NF, Thedens DR, Martin JA, Amendola A, Pedersen DR, Brown TD. Comparison of
                                                                                     th
     compositional cartilage changes after ACL rupture as detected by T1ρ MRI. 9 Annual College
     of Engineering Research Open House, April 7, 2011, Iowa City, IA. Poster Presentation.
360. Elkins JM, Pedersen DR, Tochigi Y, Callaghan JJ, Brown TD. The effect of variable
     capsulorrhaphy on total hip stability. The Carver College of Medicine, College of Pharmacy,
     College of Public Health, Institute for Clinical and Translational Science and VA Health System
     Translational Genomics Health Sciences Research Week, April 13, 2011, Iowa City, Iowa.



                                                   64
College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

361. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Fracture mechanics of ceramic total hip
     liners during impingement. The Carver College of Medicine, College of Pharmacy, College of
     Public Health, Institute for Clinical and Translational Science and VA Health System
     Translational Genomics Health Sciences Research Week, April 13, 2011, Iowa City, Iowa.
362. Elkins JM, Pedersen DR, Yack JH, Callaghan JJ, Brown TD.Increased risk of dislocation in
     morbidly obese total hip patients—A finite element analysis. The Carver College of Medicine,
     College of Pharmacy, College of Public Health, Institute for Clinical and Translational Science
     and VA Health System Translational Genomics Health Sciences Research Week, April 13,
     2011, Iowa City, Iowa.
363. Elkins JM, Kruger KM, Pedersen DR, Callaghan JJ, Brown TD. The influence of total hip cup
     geometry on edge-loading severity in metal-on-metal bearings. The Carver College of Medicine,
     College of Pharmacy, College of Public Health, Institute for Clinical and Translational Science
     and VA Health System Translational Genomics Health Sciences Research Week, April 13,
     2011, Iowa City, Iowa.
364. Thedens DR, Klocke NF, Martin JA, Baer TE, Pedersen DR. Consistency of T1
     measurements: A phantom study. ISMRM Annual Meeting, May 9–12, 2011, Montréal, Québec,
     Canada.
365. Klocke NF, Thedens DR, Amendola A, Pedersen DR, Brown TD. Towards T1rho in the clinic: A
     3.0T and 1.5T comparison. OARSI 5th International Workshop on Osteoarthritis Imaging, June
     8–11, 2011, Salzburg, Austria.
366. Elkins JM, Pedersen DR, Sing B, Yack JH, Callaghan JJ, Brown TD. Dislocation in the morbidly
     obese total hip patient. 35th Annual Meeting of the American Society of Biomechanics, August
     10–13, 2011, Long Beach, California. Abstract ID: 424.
367. Elkins JM, Brown TD, Pedersen DR, Callaghan JJ. Advanced fracture analysis of 36-mm
     alumina total hip bearings. 2011 Summer Meeting of The Hip Society. September 8, 2011,
     New Albany, Ohio.
368. Klocke NF, Thedens DR, Amendola A, Pedersen DR. Effects of spin-lock time selection in
     T1rho relaxometry. OARSI World Congress on Osteoarthritis 2011, September 15–18, 2011,
     San Diego, California.
369. Takenaga RK, Bedard NA, Liu SS, Klaassen AL, Pedersen DR, Callaghan JJ. Cementless THA
     in patients age 50 and under at minimum 10-year follow-up: What can be learned concerning



                                                  65
College of Medicine                          Curriculum Vitae                     Douglas Ray Pedersen

     durability of the construct? American Association of Hip and Knee Surgeons Annual Meeting
     2011, November 4-6, 2011. Dallas, Texas
370. Brown TD, Elkins JM, Pedersen DR, Callaghan JJ. OREF Clinical Research Award Paper-
     Impingement and Dislocation in Total Hip Arthroplasty: Mechanisms and Consequences. 58th
     Annual Meeting of the Orthopaedic Research Society, February 4-7, 2012, San Francisco,
     California.
371. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Balancing competing considerations for
     optimal orientation in 36-mm metal-on-metal total hips. Paper #311. 58th Annual Meeting of the
     Orthopaedic Research Society, February 4-7, 2012, San Francisco, California.
372. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Bone-on-bone vs. implant impingement in
     large diameter total hips. Poster #1025. 58th Annual Meeting of the Orthopaedic Research
     Society, February 4-7, 2012, San Francisco, California.
373. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Edge-scraping wear in metal-on-metal total
     hips. Poster #2008. 58th Annual Meeting of the Orthopaedic Research Society, February 4-7,
     2012, San Francisco, California.
374. Elkins JM, Liu X, Pedersen DR, Callaghan JJ, Brown TD. Computational fracture analysis of
     ceramic-on-ceramic total hip liners. Poster #2006. 58th Annual Meeting of the Orthopaedic
     Research Society, February 4-7, 2012, San Francisco, California.
375. Takenaga RK, Bedard NA, Liu SS, Klaassen AL, Pedersen DR, Callaghan JJ. Do we need
     pedometer data to differentiate long-term function following total hip replacement? Poster
     #P017. American Academy of Orthopaedic Surgeons 2012 Annual Meeting, February 7-11,
     2012, San Francisco, California.
376. Elkins JM, Pedersen DR, Singh B, Yack J, Callaghan JJ, Brown TD. Dislocation risk in morbidly
     obese total hip patients. 30th Annual Meeting of the Mid-America Orthopaedic Association, April
     18-22, 2012, Bonita Springs, Florida.
377. Takenaga RK, Bedard NA, Liu SS, Klaassen AL, Pedersen DR, Callaghan JJ. Cementless total
     hip arthroplasty in patients age 50 and under in minimum 10-year follow-up: What can be
     learned concerning durability of the construct? 30th Annual Meeting of the Mid-America
     Orthopaedic Association, April 18-22, 2012, Bonita Springs, Florida.
378. Takenaga RK, Bedard NA, Liu SS, Klaassen AL, Pedersen DR, Callaghan JJ. Do we need
     pedometer data to differentiate long-term function following total hip replacement? 30 th Annual



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College of Medicine                       Curriculum Vitae                       Douglas Ray Pedersen

     Meeting of the Mid-America Orthopaedic Association, April 18-22, 2012. Bonita Springs,
     Florida.
379. Teusink MJ, Callaghan K, Klocke N, Pedersen DR, Johnston RC, Callaghan JJ. Femoral
     remodeling around well-fixed cemented Charnley total hip arthroplasty: A minimum 20-year
     follow-up study. 30th Annual Meeting of the Mid-America Orthopaedic Association, April 18-22,
     2012, Bonita Springs, Florida.

Review of Manuscripts

Journal of Biomechanics, Journal of Biomechanical Engineering, Journal of Bone and Joint Surgery,
Journal of Orthopaedic Research, Computer Methods in Biomechanics and Biomedical Engineering,
Clinical Orthopaedics and Related and Research

Review of Proposals

Arthritis Research Campaign
National Institutes of Health (NIH) Orthopedic (SBIR/STTR)

Theses

A Finite Element Analysis of Acetabular Reconstruction. Masters Thesis, Mechanical Engineering,
       The University of Iowa, 1983.
MRI-Based Finite Element Models of Surgically Achieved Fibular Graft Placement for Osteonecrosis
       of the Femoral Head. PhD Dissertation, Biomedical Engineering, The University of Iowa, 1998.

Books, Chapters, Reports, and Miscellaneous
Thedens DR, Martin JA, Pedersen DR. (2007) Magnetic Resonance Imaging of Cartilage: New
Imaging and Clinical Approaches. In J. Buckwalter, M. Lotz and J.-F. Stoltz (Eds.) OA, Inflammation
and Degradation: A Continuum, Volume 70: Biomedical and Health Research, pp. 239–253. Fairfax,
VA: IOP Press.

Areas of Research Interest

Biomedical Engineering and Orthopaedic Biomechanics
Long-term follow-up of total joint replacement (Hip, Knee, Ankle)
Assessment of natural bone-preserving treatments to postpone/eliminate need for total joint
replacement
Quantified measures of natural bone morphology histories of normal and affected joints
Pediatric Orthopaedics

Current Projects

Joint Fluid Dynamics of Hip Dislocation and 3rd body wear
Kinematics and Biomechanics of Hip Dislocation
Contact Biomechanics of Articular Joints
Pathomechanics of Aseptic Necrosis
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College of Medicine                          Curriculum Vitae                   Douglas Ray Pedersen

Biomechanics of Hip and Knee Reconstruction
Fluid Dynamics of Mechanically Stimulated Cell Cultures
Long-term follow-up Clinical Studies/Wear Database

Grants Received (Ongoing or Completed During the Last 3 Years)

Nonlinear Computational Biomechanics of the Hip—NIH 5 R01 AR046601 (NIAMS)
04/24/00–03/31/06, $2,598,478 Total Costs
Thomas D. Brown, Ph.D., Principal Investigator
Douglas R. Pedersen, Ph.D., Anneliese D. Heiner, Ph.D., Richard A. Brand, M.D.,
John J. Callaghan, M.D., J. Lawrence Marsh, M.D., Stuart L. Weinstein, M.D., Co-Investigators
Michael G. Conzemius, D.V.M., Robert A. Poggie, Ph.D., Kristofer J. Stewart, M.S., Investigators

Chronic Stress Tolerance of Human Articular Cartilage: Developmental Dysplasia of the Hip as a
Model of Long Term Overloading—The Whitaker Foundation RG-02-0177
09/01/02–08/31/05, $219,561 Total Costs
Douglas R. Pedersen, Ph.D., Principal Investigator
Lori Dolan, R.N., M.S., Research Associate
Stuart L. Weinstein, M.D., Co-Investigator
Thomas D. Brown, Ph.D., Jose A. Morcuende, M.D., Consultants

Mechanisms of Third Body Acceleration of THA Wear—NIH 5 R01 AR047653 (NIAMS)
09/05/02–08/31/07, $1,145,208 Total Costs
Thomas D. Brown, Ph.D., Principal Investigator
John J. Callaghan, M.D., Co-Principal Investigator
Richard C. Johnston, M.D., Michael R. O’Rourke, M.D., Consultants
Douglas R. Pedersen, Ph.D., Research Engineer
Anneliese D. Heiner, Ph.D., Research Scientist
Stephen L. Hillis, Ph.D., Statistician

Pathogenesis–Prevention of Post-Traumatic OA—NIH 5 P50 AR048939 (NIAMS)
09/16/02–08/31/09, $4,647,276 Total Costs
Joseph A. Buckwalter, M.D., SCOR Director
Thomas D. Brown, Ph.D., SCOR Co-Director

   Project 1: Mechanical Determinants of Post-Traumatic OA
   09/16/02–08/31/09, $802,702 Total Costs
   J.L. Marsh, M.D., Principal Investigator
   Donald D. Anderson, Ph.D., Thomas D. Brown, Ph.D., George El-Khoury, M.D.,
   Nicole M. Grosland, Ph.D., Steven L. Hillis, Ph.D., Todd O. McKinley, M.D.,
   Douglas R. Pedersen, Ph.D., Investigators
   Joseph A. Buckwalter, M.D., Charles L. Saltzman, M.D., Consultants

   Biomechanics Core
   09/16/02–08/31/09, $1,385,373 Total Costs
   Thomas D. Brown, Ph.D., Principal Investigator
   Donald D. Anderson, Ph.D., Nicole M. Grosland, Ph.D., Douglas R. Pedersen, Ph.D.,
   M. James Rudert, Ph.D., Investigators
                                                    68
College of Medicine                           Curriculum Vitae                          Douglas Ray Pedersen


The Emu as a Model for Necrotic Femoral Head Collapse—NIH 5 R01 AR049919 (NIAMS)
04/01/03–03/31/08, $1,610,987 Total Costs
Thomas D. Brown, Ph.D., Principal Investigator
Douglas R. Pedersen, Ph.D., Robert A. Robinson, M.D., Co-Investigators
Michael G. Conzemius, D.V.M., Ph.D., Co-Investigator
Brian K. Bay, Ph.D., Michael A. Mont, M.D., Consultants

Wear Analysis of Intervertebral Disc Replacements—NIH 5 R01 AR052653
09/22/2005–09/29/2011, $2,496,667 Total Costs
Thomas D. Brown, Ph.D., Principal Investigator
John Fisher, Ph.D., Richard M. Hall, Ph.D., Eileen Ingham, Ph.D., Heinz-Michael Mayer, M.D., Ph.D.,
Sergio A. Mendoza, M.D., Douglas R. Pedersen, Ph.D., Co-Investigators

Implant/Construct Interactions in the Biomechanics of Total Hip Dislocation—NIH 1 R01 AR053553
09/25/2006–08/31/2011, $1,207,471 Total Costs
Thomas D. Brown, Ph.D., Principal Investigator
John J. Callaghan, M.D., Jeffrey A. Weiss, Ph.D., Co-Investigators
Douglas R. Pedersen, Ph.D., Melvin J. Rudert, Ph.D., Yuki Tochigi, M.D., Ph.D., Investigators

The Effects of Osteochondral Defects and Focal Resurfacing on Joint Contact Mechanics—
Arthrosurface, Inc.
01/01/2007–12/31/2008 $60,738 Total Costs
Annunziato Amendola, M.D., Principal Investigator
Donald D. Anderson, Ph.D., Yuki Tochigi, M.D., Ph.D., Co-Principal Investigators
M. James Rudert, Ph.D., Douglas R. Pedersen, Ph.D., Thomas D. Brown, Ph.D., Co-Investigators
Thomas E. Baer, B.A., Research Associate

Non-Invasive Assessment of Cartilage Health: A New Approach with T1rho MRI—American
Orthopaedic Society for Sports Medicine (AOSSM)
04/01/2007–03/31/2009, $106,481 Total Costs
Annunziato Amendola, M.D., Principal Investigator
Daniel R. Thedens, Ph.D., James A. Martin, Ph.D., Douglas R. Pedersen, Ph.D., Investigators

New Approaches to Assess and Forestall Osteoarthritis in Injured Joints—NIH 5 P50 AR055533
09/10/07–08/31/2012, $8,222,427 Total Costs
Joseph A. Buckwalter, M.D., CORT Director
Thomas D. Brown, Ph.D., CORT Associate-Director

   Project 3: Validation and Application of MRI Biomarkers in Assessing Articular
   Cartilage Health
   09/10/07–08/31/2012, $1,081,167 Total Costs
   Douglas R. Pedersen, Ph.D., Principal Investigator
   Annunziato Amendola, M.D., Co-Principal Investigator
   James A. Martin, Ph.D., Daniel R. Thedens, Glenn Williams, Ph.D., Investigators

Biomechanics of Total Hip Impingement & Dislocation—Department of Veterans Affairs
10/01/07–09/30/2011, $549,500 Total Costs
John J. Callaghan, M.D., Principal Investigator
                                                     69
College of Medicine                         Curriculum Vitae                    Douglas Ray Pedersen

Thomas D. Brown, Ph.D., H. John Yack, Ph.D., Co-Investigators
Douglas R. Pedersen, Ph.D., Investigator

Presentations
1. Crowninshield RD, Brand RA, Johnston RC, Pedersen DR. A Comparison of Steel and Titanium
     Femoral Components in Total Hip Arthroplasty. Paper presented at: Orthopaedic Research
     Society; February, 1980; Atlanta, Georgia.
2.   Crowninshield RD, Brand RA, Johnston RC, Pedersen DR. A Comparison of Steel and Titanium
     Femoral Components in Total Hip Arthroplasty. Paper presented at: Fifth Annual College of
     Medicine Research Day; April 17–18, 1980; The University of Iowa Hospitals, Iowa City, Iowa.
3.   Crowninshield RD, Brand RA, Johnston RC, Pedersen DR. An Analysis of Femoral Prosthesis
     Design - The Effects on Proximal Femur Loading. Paper presented at: Ninth Open Scientific
     Meeting of the Hip Society; February, 1981; Las Vegas, Nevada.
4.   Pedersen DR, Crowninshield RD, Brand RA. An Analysis of Acetabular Component Design.
     Paper presented at: 27th Annual Meeting of the Orthopaedic Research Society; February, 1981;
     Las Vegas, Nevada.
5.   Pedersen DR, Crowninshield RD, Brand RA. An Analysis of Acetabular Component Design.
     Paper presented at: Sixth Annual College of Medicine Research Day; April, 1981; The
     University of Iowa, Iowa City, Iowa.
6.   Brand RA, Crowninshield RD, Pedersen DR. Architecture of the Periacetabular Trabecular
     Bone. Paper presented at: 28th Annual Meeting of the Orthopaedic Research Society; January
     19–21, 1982; New Orleans, Louisiana.
7.   Brand RA, Crowninshield RD, Pedersen DR, Gabel RH. Hip Forces in Activities of Daily Living.
     Paper presented at: Seventh Annual College of Medicine Research Day; April, 1982; The
     University of Iowa, Iowa City, Iowa.
8.   Crowninshield RD, Murase K, Pedersen DR. An Analysis of Tibial Component Design in Total
     Knee Arthroplasty. Paper presented at: 28th Annual Meeting of the Orthopaedic Research
     Society; January 19–21, 1982; New Orleans, Louisiana.
9.   Murase K, Tsukahara S, Saito S, Crowninshield RD, Pedersen DR. A Finite Element Analysis of
     Tibial Component Design in Total Knee Arthroplasty. Paper presented at: 8th International
     Congress of Biomechanics, 1982; Nagoya, Japan.
10. Blair WF, Gabel RH, Pedersen DR, Greene ER. A Method for Programmed, Rapid Range
     Control Advance with the 20 MHz PUDVM. Paper presented at: Rocky Mountain Bioengineering
     Symposium; April, 1983; Rochester, Minnesota.
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College of Medicine                         Curriculum Vitae                    Douglas Ray Pedersen

11. Blair WF, Pedersen DR. The 20MHz Pulsed Ultrasonic Doppler Velocity Meter: A Method for
     Assessing Flow in Small Vessels. Paper presented at: Seventh Annual Conference of the
     American Society of Biomechanics; September 28–30, 1983; Rochester, Minnesota.
12. Blair WF, Pedersen DR, Joos K, Bondi D. A Hemodynamic Comparison of Interrupted and
     Continuous Microarteriorraphy Techniques. Paper presented at: American Association of Hand
     Surgery; October 30, 1983; Dallas, Texas.
13. Brand RA, van Krieken FM, Pedersen DR, Crowninshield RD. Prediction of Muscle and Joint
     Loads After Segmental Femur Replacement for Osteosarcoma. Paper presented at: Eighth
     Annual College of Medicine Research Day; April 21–22, 1983; University of Iowa, Iowa City,
     Iowa.
14. Crowninshield RD, Pedersen DR, Brand RA, Johnston RC. Analytical Support for Acetabular
     Component Metal Backing. Paper presented at: Eleventh Open Scientific Meeting of the Hip
     Society; March 9, 1983; Anaheim, California.
15. Crowninshield RD, Johnston RC, Brand RA, Pedersen DR, Wilson MA, Tolbert JR. An
     Engineering Analysis of Total Hip Component Design. Paper presented at: 50th Annual Meeting
     of the American Academy of Orthopaedic Surgeons; March 10–15, 1983; Anaheim, California.
16. Pedersen DR, Brand RA. Computer Modeling of Proximal Femur Osteotomies. Paper presented
     at: Seventh Annual Conference of the American Society of Biomechanics; September 28–30,
     1983; Rochester, Minnesota.
17. van Krieken FM, Pedersen DR, Brand RA, Crowninshield RD. Hip and Knee Muscle and Joint
     Force Predictions in Simulated Tumor Resections. Paper presented at: 29th Annual Meeting of
     the Orthopaedic Research Society; March 8–10, 1983; Anaheim, California.
18. Brand RA, Pedersen DR. Computer Modeling of Surgery and a Consideration of the Mechanical
     Effects of Proximal Femoral Osteotomies. Paper presented at: Twelfth Open Scientific Meeting
     of The Hip Society; February, 1984; Atlanta, Georgia.
19. Brand RA, Pedersen DR. Computer Modeling of Proximal Femoral Osteotomies. Paper
     presented at: Ninth Annual College of Medicine Research Day; April 26–27, 1984; The
     University of Iowa, Iowa City, Iowa.
20. Brand RA, Pedersen DR. Computer Modeling of Surgery and a Consideration of the Mechanical
     Effects of Proximal Femoral Osteotomies. Paper presented at: Fourth Meeting of the European
     Society of Biomechanics; September 23–26, 1984; Davos, Switzerland.



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21. Brown TD, Gabel RH, Pedersen DR, Bell LD, Blair WF. Some Characteristics of Laminar Flow
     Velocity Spectra Detected by a 20 MHz Pulsed Ultrasound Doppler. Paper presented at: Eighth
     Annual Meeting of the American Society of Biomechanics; October 3–5, 1984; Tucson, Arizona.
22. Pedersen DR, Brand RA. Changes in Three-Dimensional Muscle Geometry as a Result of
     Femoral Intertrochanteric Osteotomies. Paper presented at: 30th Annual Meeting of the
     Orthopaedic Research Society; February 6–9, 1984; Atlanta, Georgia.
23. Pedersen DR, Brown TD, Singerman RJ. Quantitation of Fuji Prescale Film Pressures Using
     Digital Image Scanning. Paper presented at: Eighth Annual Meeting of the American Society of
     Biomechanics; October 3–5, 1984; Tucson, Arizona.
24. Brown TD, Gabel RH, Bell LD, Pedersen DR, Blair WF. Performance Characteristics of a 20
     MHz Pulsed Ultrasound Doppler Velocimeter for Studies of Microvascular Hemodynamics.
     Paper presented at: American Society of Mechanical Engineers Biomechanics Symposium;
     June 24–26, 1985; Albuquerque, New Mexico.
25. Brown TD, Pedersen DR, Radin EL, Rose RM. Mechanical Consequences of Fibrous
     Membrane Formation at the Bone/Cement Interface in Proximal Femoral Arthroplasty. Paper
     presented at: Ninth Annual Meeting of the American Society of Biomechanics; October 2–4,
     1985; Ann Arbor, Michigan.
26. Callaghan JJ, Brand RA, Pedersen DR. Hip Arthrodesis. A Long-Term Follow-Up. Paper
     presented at: 52nd Annual Meeting of the American Academy of Orthopaedic Surgeons;
     January 26, 1985; Las Vegas, Nevada.
27. Singerman RJ, Pedersen DR, Brown TD. Quantitation of Fuji Prescale Film Pressures Using
     Digital Image Scanning. Paper presented at: College of Medicine Research Day X; May 9–10,
     1985; The University of Iowa , Iowa City, Iowa.
28. Brown TD, Pedersen DR, Radin EL, Rose RM. Global Mechanical Consequences of
     Bone/Cement Interface Degradation in Proximal Femoral Arthroplasty. Paper presented at:
     32nd Annual Meeting of the Orthopaedic Research Society; February 17–20, 1986; New
     Orleans, Louisiana.
29. Brown TD, Pedersen DR, Singerman RJ. Load Transmission Through the Proximal Femur in
     Early Childhood. Paper presented at: 32nd Annual Meeting of the Orthopaedic Research
     Society; February 17–20, 1986; New Orleans, Louisiana.




                                                  72
College of Medicine                       Curriculum Vitae                       Douglas Ray Pedersen

30. Pedersen DR, Cheng CK, Brand RA. Muscle Force Estimations Using Nonlinear Programming.
     Paper presented at: 32nd Annual Meeting of the Orthopaedic Research Society; February 17–
     20, 1986; New Orleans, Louisiana.
31. Pedersen DR, Anderson DD, Singerman RJ, Brown TD. Prescale Film Pressure Quantification.
     Paper presented at: 98th Session of the Iowa Academy of Science; April 25–26, 1986; Wartburg
     College, Waverly, Iowa.
32. Vrahas MS, Brown TD, Andrews JG, Brand RA, Pedersen DR. In-vivo Measurements of
     Passive Moments of the Human Hip. Paper presented at: Combined meeting of the North
     American Congress on Biomechanics, the Tenth Annual Conference of The American Society
     of Biomechanics, and the Fourth Biannual Conference of the Canadian Society for
     Biomechanics; August 25–27, 1986; Montreal, Canada.
33. Bell AL, Brand RA, Pedersen DR. Prediction of Hip Joint Center Location from External
     Landmarks. Paper presented at: Eleventh Annual Conference of the American Society
     Biomechanics; September, 1987; University of California at Davis.
34. Brown TD, Anderson DD, Nepola JV, Singerman RJ, Pedersen DR, Brand RA. Contact Stress
     Aberrations Following Imprecise Reduction of Intra-Articular Fractures. Paper presented at: 33rd
     Annual Meeting of the Orthopaedic Research Society; January 19–22, 1987; San Francisco,
     California.
35. Feinberg JH, Pedersen DR, Brand RA. A Model to Predict the Muscular Anatomy of the Pelvic
     Limbs of the Dog. Paper presented at: Eleventh Annual Conference of the American Society
     Biomechanics; September, 1987; University of California at Davis.
36. Vrahas MS, Brown TD, Andrews JG, Brand RA, Pedersen DR. In Vivo Passive Moment
     Measurements in the Human Hip. Paper presented at: 33rd Annual Meeting of the Orthopaedic
     Research Society; January 19–22, 1987; San Francisco, California.
37. Vrahas MS, Brown TD, Andrews JG, Brand RA, Pedersen DR. In Vivo Passive Moment
     Measurements in the Human Hip. Paper presented at: Twelfth Annual College of Medicine
     Research Day; April 23–24, 1987; The University of Iowa, Iowa City, Iowa.
38. Bell AL, Brand RA, Pedersen DR. Prediction of Hip Joint Center Location from External
     Landmarks. Paper presented at: 34th Annual Meeting of the Orthopaedic Research Society;
     February 1–4, 1988; Atlanta, Georgia.
39. Brown TD, Rubin CT, Brand RA, Pedersen DR, Gray ML. Stress/Strain Field Correlations with
     New Periosteal Bone Deposition Patterns in the Functionally Isolated Turkey Ulna. Paper


                                                 73
College of Medicine                         Curriculum Vitae                      Douglas Ray Pedersen

     presented at: Sixth Meeting of the Society of Biomechanics; September 11–15, 1988; University
     of Bristol, United Kingdom.
40. Feinberg JH, Pedersen DR, Brand RA. A Model to Predict the Muscular Anatomy of the Pelvic
     Limbs of the Dog. Paper presented at: 34th Annual Meeting of the Orthopaedic Research
     Society; February 1–4, 1988; Atlanta, Georgia.
41. Feinberg JH, Pedersen DR, Brand RA. A Model to Predict the Muscular Anatomy of the Pelvic
     Limbs of the Dog. Paper presented at: College of Medicine Research Day XIII; April, 1988; The
     University of Iowa, Iowa City, Iowa.
42. Pedersen DR, Brown TD, Gray ML, Rubin CT, Brand RA. A Finite Element Analysis of Strain
     Distributions in the Functionally Isolated Turkey Ulna. Paper presented at: 34th Annual Meeting
     of the Orthopaedic Research Society; February 1–4, 1988; Atlanta, Georgia.
43. Pedersen DR, Feinberg JH, Brand RA. Modeling of Canine Pelvic Limb Muscular Anatomy.
     Paper presented at: 100th Meeting of the Iowa Academy of Sciences; April, 1988; Ames, Iowa.
44. Bell AL, Brand RA, Pedersen DR. Prediction of Hip Joint Center Location from External
     Landmarks. Paper presented at: College of Medicine Research Day XIII; April, 19, 1989; The
     University of Iowa, Iowa City, Iowa.
45. Bell AL, Pedersen DR, Brand RA. A Comparison of the Accuracy of Several Hip Joint Center
     Location Prediction Methods. Paper presented at: 35th Annual Meeting of the Orthopaedic
     Research Society; February 6–9, 1989; Las Vegas, Nevada.
46. Brand RA, Pedersen DR, Davy DT, Heiple KG, Goldberg VM. Comparison of Hip Joint Force
     Calculations and Measurements in the Same Patient. Paper presented at: 35th Annual Meeting
     of the Orthopaedic Research Society; February 6–9, 1989; Las Vegas, Nevada.
47. Brand RA, Pedersen DR, Davy DT, Heiple KG, Goldberg VM. Hip Force Calculations and
     Measurements in the Same Patient. Paper presented at: 13th Annual Meeting of the American
     Society of Biomechanics; August 23–25, 1989; University of Vermont, Burlington, Vermont.
48. Pedersen DR, Brand RA. Knee Joint Moment Assumptions Affect Hip Joint Force Calculations.
     Paper presented at: 1989 Winter Annual Meeting of the American Society of Mechanical
     Engineers; December 10–15, 1989; San Francisco, California.
49. Pierotti SE, Pedersen DR, Brand RA. Are Leg EMG Profiles Symmetrical? Paper presented at:
     35th Annual Meeting of the Orthopaedic Research Society; February 6–9, 1989; Las Vegas,
     Nevada.



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College of Medicine                      Curriculum Vitae                      Douglas Ray Pedersen

50. Brand RA, Pedersen DR, Johnston RC. Hip Forces Resulting from Altered Hip Joint Center
     Location - Revisited. Paper presented at: The Hip Society 1990 Summer Meeting; September
     21–22, 1990; Scottsdale, Arizona.
51. Brown TD, Rubin CT, Brand RA, Pedersen DR. A Complementary Experimental/Analytic Model
     to Explore Bone Remodeling. Paper presented at: European Society of Biomechanics,
     Biomechanics of Fracture Healing Workshop; July 12–14, 1990; Reisensurg Castle and the
     University of Ulm, Ulm, West Germany.
52. Pedersen DR, Brown TD, Brand RA. Bone Ingrowth Stress Distributons Within a Novel
     Prosthesis Anchorage Layer. Paper presented at: 36th Annual Meeting of the Orthopaedic
     Research Society; February 5–8, 1990; New Orleans, Louisiana.
53. Pedersen DR, Brown TD, Brand RA. Two-Dimensional FEM Micromechanics of Bone Ingrowing
     a Geometrically Regular Woven Titanium Net. Paper presented at: 102nd Session of the Iowa
     Academy of Science; April 20–21, 1990; Drake University, Des Moines, Iowa.
54. Brown TD, Baker KJ, Pedersen DR, Brand RA. Structural Aspects of Femoral Head
     Osteonecrosis. Paper presented at: Mechanics Computing in 1990's and Beyond, The American
     Society of Civil Engineers Conference; May 20–22, 1991; Columbus, Ohio.
55. Brown TD, Pedersen DR, Baker KJ, Brand RA. Mechanical Effects of Coring and Bone Grafting
     in Segmental Femoral Head Osteonecrosis. Paper presented at: 38th Annual Meeting of the
     Orthopaedic Research Society; February 17–20, 1992; Washington, D.C.
56. Brown TD, Pedersen DR, Rubin CT, Brand RA. Mechanical Parameters Initiating Periosteal
     Remodeling: A Combined Experimental and Analytical Approach. Paper presented at: 21st
     Annual Meeting and Exhibition of the American Association for Dental Research; March 11–14,
     1992; Boston, Massachusetts.
57. Brown TD, Pedersen DR, Baker KJ, Brand RA. Mechanical Consequences of Core Drilling and
     Bone Grafting in Femoral Head Necrosis. Paper presented at: 1992 Summer Meeting of the Hip
     Society; September 10–12, 1992; Indianapolis, Indiana.
58. Brown TD, Baker KJ, Pedersen DR, Brand RA. Biomechanics of Femoral Head Aseptic
     Necrosis. Paper presented at: 1992 International Symposium Biomedical Engineering in the
     21st Century; September 23–26, 1992; Taipei, Taiwan, R.O.C.
59. Pedersen DR, Brown TD, Banes AJ. Mechanical Behavior of a New Sustratum for Strain-
     Mediated Cell Culture Experiments. Paper presented at: Second North American Congress on
     Biomechanics; August 24–28, 1992; Chicago, Illinois.


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College of Medicine                       Curriculum Vitae                       Douglas Ray Pedersen

60. Adams DJ, Pedersen DR, Rudert MJ, Brand RA, Rubin CT, Brown TD. Geometric Symmetry of
     the Turkey Ulna. Paper presented at: 17th Annual Meeting of the American Society of
     Biomechanics; October 21–23, 1993; Iowa City, Iowa.
61. Banes AJ, Brigman B, Tsuzaki M, et al. Role of Mechanical Challenge in Tendon Cell 2nd
     Messenger Signalling and Mitogenic Response to Growth Factors. Paper presented at:
     International Society for Fracture Repair; May 12–15, 1993; Reisensburg Castle, Germany.
62. Callaghan JJ, Pedersen DR, Olejniczak JP, Goetz DD, Johnston RC. Radiologic Wear
     Measurements in Five Cohorts of Total Hip Replacements. Paper presented at: International
     Hip Society; August, 1993; Bankok, Thailand.
63. Callaghan JJ, Pedersen DR, Olejniczak JP, Goetz DD, Johnston RC. Radiologic Wear
     Measurements in Five Cohorts of Total Hip Replacements. Paper presented at: Inaugural
     Richard C. Johnston Lectureship in Orthopaedics; October, 1993; The University of Iowa, Iowa
     City, Iowa.
64. Hasler EM, Herzog W, Ronsky JL, et al. Comparison Between Theoretical and Measured
     Contact Forces in the Cat Patellofemoral Joint. Paper presented at: XIVth International Society
     of Biomechanics Congress; July 4–8, 1993; Paris, France.
65. MacKenzie JR, Callaghan JJ, Pedersen DR, Brown TD. Areas of Contact and Extent of Gaps
     with Implantation of Oversized Acetabular Components in Total Hip Arthroplasty. Paper
     presented at: Twenty-First Open Scientific Meeting of The Hip Society; February 21, 1993; San
     Francisco, California.
66. Meyer SA, Brown TD, Pedersen DR, Albright JP. The Effects of Patella Infera on Patellofemoral
     Contact Stress. Paper presented at: 39th Annual Meeting of the Orthopaedic Research Society;
     February 15–18, 1993; San Francisco, California.
67. Pedersen DR, Bottlang M, Brown TD, Banes AJ. Hyperelastic Constitutive Properties of
     Polydimethyl Siloxane Cell Culture Membranes. Paper presented at: 1993 ASME Winter Annual
     Meeting; November 28–December 3, 1993; New Orleans, LA.
68. Adams DJ, Pedersen DR, Brown TD, Rubin CT, Brand RA. Formal Three-Dimensional
     Contralateral (A)Symmetry of the Turkey Ulna. Paper presented at: 40th Annual Meeting of the
     Orthopaedic Research Society; February 21–24, 1994; New Orleans, LA.
69. Adams DJ, Pedersen DR, Brown TD, Rubin CT, Brand RA. Formal Three-Dimensional
     Contralateral (A)Symmetry of the Turkey Ulna. Paper presented at: College of Medicine
     Research Day XIX; April 14–15, 1994; The University of Iowa, Iowa City, Iowa.


                                                 76
College of Medicine                          Curriculum Vitae                  Douglas Ray Pedersen

70. Brown TD, Adams DJ, Spirt AA, Pedersen DR, Rubin CT, Brand RA. Toward Realistic Finite
     Element Modelling of Adaptive Bone Remodelling in the Functionally Isolated Turkey Ulna.
     Paper presented at: Department of Mechanical Engineering; October 25, 1994; University of
     Pittsburgh, Pittsburgh, Pennsylvania.
71. Brown TD, Maxian TA, Pedersen DR, Callaghan JJ. Sliding-Distance-Coupled Finite Element
     Polyethylene Wear Predictions in Total Hip Arthroplasty. Contact/Impact Biomechanics. Paper
     presented at: Application of High Performance Computing in Engineering; October 21–22, 1994;
     Pittsburgh Supercomputing Center, Pittsburgh, Pennsylvania.
72. Callaghan JJ, Pedersen DR, Olejniczak JP, Goetz DD, Johnston RC. Radiographic Wear
     Measurements in Five Cohorts of Total Hip Replacements. Paper presented at: 40th Annual
     Meeting of the Orthopaedic Research Society; February 21–24, 1994; New Orleans, LA.
73. Callaghan JJ, Kim YS, Brown TD, Pedersen DR, Johnston RC. Concerns and Improvements
     with Cementless Metal Backed Acetabular Components. Paper presented at: Twenty-Second
     Open Scientific Meeting of The Hip Society; February 27, 1994; New Orleans, LA.
74. Hasler EM, Herzog W, Ronsky JL, Pedersen DR, Brown TD. Comparison of Theoretically
     Calculated and Measured Patellofemoral Contact Forces in the Cat Knee Joint. Paper
     presented at: Canadian Orthopaedic Research Society; June 12–16, 1994; Winnipeg, Manitoba,
     Canada.
75. Kim YS, Brown TD, Pedersen DR, Callaghan JJ. Reamed Surface Topology and Component
     Seating in Press-Fit Cementless Acetabular Fixation. Paper presented at: Second World
     Congress of Biomechanics; July 10–15, 1994; Amsterdam, The Netherlands.
76. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Finite Element Modeling of Polyethylene
     Stresses Using Industrial Tolerances for Femoral Head Sizes in Total Hip Replacements. Paper
     presented at: 18th Annual Meeting of the American Society of Biomechanics; October 13–15,
     1994; Columbus, Ohio.
77. Meyer SA, Brown TD, Pedersen DR, Albright JP. Influence of Patella Infera on Patellofemoral
     Contact Stress. Paper presented at: 61st Annual Meeting of the American Academy of
     Orthopaedic Surgeons; February 24–March 1, 1994; New Orleans, LA.
78. Pedersen DR. Rate of In-Vivo Polyethylene Wear For Five Different Acetabular Components
     Used Over A Five to Twenty-Two Year Period. Paper presented at: ASTM Committee F-4
     workshop on Ultra High Molecular Polyethylene Materials; May, 1994; Montreal, Canada.



                                                    77
College of Medicine                       Curriculum Vitae                       Douglas Ray Pedersen

79. Pedersen DR, Callaghan JJ, Olejniczak JP, Johnston RC. In-Vivo Polyethylene Wear Rates in
     Five Different Acetabular Components Used Over a Five to Twenty-Two Year Period. Paper
     presented at: BioEngineering Division PhD Competition at 1994 International Mechanical
     Engineering Congress and Exposition, ASME; November 6–11, 1994; Chicago, Illinois.
80. Ricos-Furio V, Pedersen DR, Brown TD, et al. Effects of Constitutive and Geometric Modelling
     Simplifications on Stresses Computed in the Turkey Ulna. Paper presented at: 1994
     International Mechanical Engineering Congress and Exposition, BioEngineering Division;
     November 6–11, 1994; Chicago, Illinois.
81. Ronsky JL, Herzog W, Pedersen DR, Hasler EM, Brown TD. The Influence of Joint Alignment,
     Joint Stability and Muscular Force on in-situ Patellofemoral Joint. Paper presented at: Canadian
     Orthopaedic Research Society; June 12–16, 1994; Winnipeg, Manitoba, Canada.
82. Thornburg LE, Brown TD, Pedersen DR, Marsh JL, Brand RA. Acetabular Contact Pressures in
     a Cadaveric Transverse Fracture Model. Paper presented at: Surgery of the Pelvis and
     Acetabulum: The Second International Consensus; October 21–27, 1994; Pittsburgh,
     Pennsylvania.
83. Kim YS, Brown TD, Pedersen DR, Callaghan JJ. Seating of Hemispherical vs Dual Radius
     Components in Press-Fit Cementless Acetabular Fixation. Paper presented at: 41st Annual
     Meeting of the Orthopaedic Research Society; February 13–16, 1995; Orlando, Florida.
84. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. A Sliding-Distance-Coupled Finite Element
     Model for Polyethylene Wear in THA. Paper presented at: 41st Annual Meeting of the
     Orthopaedic Research Society; February 13–16, 1995; Orlando, Florida.
85. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Variability of Polyethylene Contact Stress
     Due to Current Industrial Tolerances for Femoral Head Sizes. Paper presented at: 41st Annual
     Meeting of the Orthopaedic Research Society; February 13–16, 1995; Orlando, Florida.
86. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Variability of Polyethylene Contact Stress
     Due to Current Industrial Tolerances for Femoral Head Sizes. Paper presented at: College of
     Medicine Research Day XIX; April 20–21, 1995; The University of Iowa, Iowa City, Iowa.
87. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Femoral Head Containment vs
     Polyethylene Stress Concentration in THA Extended Lip Liners. Paper presented at: 1995
     ASME Summer Meeting, 1995.




                                                 78
College of Medicine                       Curriculum Vitae                      Douglas Ray Pedersen

88. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Adaptive Remeshing Behavior of a Sliding-
     Distance-Coupled Contact Model of THA Wear. Paper presented at: Advances in
     Bioengineering, ASME Winter Annual Meeting; November 12–17, 1995; San Francisco, CA.
89. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Adaptive Remeshing Behavor of a Sliding-
     Distance-Coupled Contact Model of THA Wear. Paper presented at: 1995 Advances in
     Bioengineering, 1995.
90. Pedersen DR, Brown TD, Banes AJ. Nutrient Medium Reactive Inertial Stresses During Cell
     Culture Mechanostimulus. Paper presented at: 41st Annual Meeting of the Orthopaedic
     Research Society; February 13–16, 1995; Orlando, Florida.
91. Pedersen DR. Polyethylene Wear Rates for Five Different In Vivo Acetabular Components Used
     ofer a Five to Twenty-two Year Period. Paper presented at: 41st Annual Meeting of the
     Orthopaedic Research Society; February 13–16, 1995; Orlando, Florida.
92. Ronsky JL, Herzog W, Hasler EM, Brown TD, Pedersen DR. Contact Stress Distributions on In-
     Situ Patellofemoral Joint Cartilage Contact. Paper presented at: Bioengineering Conference,
     ASME Summer Meeting, 1995.
93. Thornburg LE, Brown TD, Pedersen DR, Marsh JL, Brand RA. Three-Dimensional Contact
     Stress Distributions for Acetabular Dome Fractures: A Re-Fracture Model to Address Site
     Specificity. Paper presented at: 41st Annual Meeting of the Orthopaedic Research Society;
     February 13–16, 1995; Orlando, Florida.
94. Brown TD, Pedersen DR, Maxian TA, Callaghan JJ. Determination of Directional Counterface
     Motion as a Factor in THA Wear Simulation. Paper presented at: 42nd Annual Meeting of the
     Orthopaedic Research Society, Workshop on Surface Damage in Total Joint Replacements:
     Kinemetic Issues; February 18–22, 1996; Atlanta, GA.
95. Brown TD, Rudert MJ, Pedersen DR, Baker KJ, Sakamoto J, Brand RA. Considerations for
     Computer Assisted Planning of Head-Preserving Surgery in Femoral Head Osteonecrosis.
     Paper presented at: Corporate Affiliates Workshop Computer-Guided Surgery and Robotics in
     Orthopaedics at 42nd Annual Meeting of the Orthopaedic Research Society; February 18–22,
     1996; Atlanta, Georgia.
96. Brown TD, Pedersen DR, Maxian TA, Callaghan JJ. Determination of Directional Counterface
     Motion as a Factor in THA Wear Simulation. Paper presented at: 42nd Annual Meeting of the
     Orthopaedic Research Society, Workshop Surface Damage in Total Joint Replacements:
     Kinematic Issues; February 18–22, 1996; Atlanta, Georgia.


                                                 79
College of Medicine                       Curriculum Vitae                      Douglas Ray Pedersen

97. Brown TD, Bottlang M, Pedersen DR, Banes AJ. Reactive Fluid Stresses Due to Nutrient
     Medium Motion in a Major Class of Culture Mechanostimulus Systems. Paper presented at:
     1996 Gordon Research Conference on Bioengineering and Orthopaedic Sciences 9th Biennial
     Meeting; July 28–August 2, 1996; Proctor Academy, Andover, NH.
98. Brown TD, Maxian TA, Pedersen DR, Callaghan JJ. A New Computer Model to Study Wear.
     Paper presented at: Harvard Hip Course; October 2–5, 1996; Boston, MA.
99. Brown TD, Maxian TA, Pedersen DR, Callaghan JJ. Distance Traveled Versus Load Per Unit
     Area. Paper presented at: Harvard Hip Course; October 2–5, 1996; Boston, MA.
100. Brown TD, Thornburg LE, Pedersen DR, Marsh JL, Brand RA. Acetabular Contact Pressures in
     a Cadaveric Fracture Model. Paper presented at: Surgery of the Pelvis and Acetabulum: The
     Third International Consensus; October 5–11, 1996; Pittsburg, PA.
101. Malkani A, Voor M, Rennirt G, Helfet D, Pedersen DR, Brown TD. Increased Peak Contact
     Pressure Following Incongruent Reduction of Transverse Acetabular Fractures. A Cadaveric
     Model. Paper presented at: Orthopaedic Trauma Association 12th Annual Meeting; September
     27–29, 1996; Boston, MA.
102. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Long-Term Polyethylene Wear Rates for
     Total Hip Arthroplasty Determined by Adaptive Finite Element Modeling. Paper presented at:
     42nd Annual Meeting of the Orthopaedic Research Society; February 18–22, 1996; Atlanta,
     Georgia.
103. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Finite Element Modeling of Dislocation
     Propensity in Total Hip Arthroplasty. Paper presented at: 42nd Annual Meeting of the
     Orthopaedic Research Society; February 18–22, 1996; Atlanta, GA.
104. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Femoral Head Containment in Total Hip
     Arthroplasty. Standard VS Extended Lip Liners. Paper presented at: 42nd Annual Meeting of
     the Orthopaedic Research Society; February 18–22, 1996; Atlanta, GA.
105. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. Three-Dimensional Sliding/Contact
     Computational Simulation of Acetabular Wear in THA. Paper presented at: 24th Open Scientific
     Meeting of The Hip Society/Second Combined Open Meeting of the Hip Society and AAHKS;
     February 25, 1996; Atlanta, GA.
106. Brown TD, Pedersen DR, Bottlang M, Banes AJ. Fluid-Structure Interaction as a Determinant of
     Nutrient Medium Reactive Stress in Mechanically Stimulated Cultures. Paper presented at: 43rd
     Annual Meeting of the Orthopaedic Research Society; February 9–13, 1997; San Francisco, CA.


                                                 80
College of Medicine                       Curriculum Vitae                       Douglas Ray Pedersen

107. Brown TD, Maxian TA, Pedersen DR, Callaghan JJ. Finite Element Studies of Bearing Surface
     Wear in THA. Paper presented at: Twenty-ifth Open Scientific Meeting of theHip Society and the
     Third Combined Open Meeting of the Hip Society and AAHKS; February 16, 1997; San
     Francisco, CA.
108. Brown TD, Nieman JC, Pedersen DR, Callaghan JJ. Finite Element Model of Third Body Wear.
     Paper presented at: The Hip Society Summer Meeting; September 11–13, 1997; New York, NY.
109. Emodi GJ, Takatsu T, Callaghan JJ, Brown T, D., Pedersen DR. The Effect of Surgically
     Induced Parameters on Posterior Cruciate Ligament Function Following Total Knee
     Arthrpolasty. Paper presented at: 43rd Annual Meeting of the Orthopaedic Research Society;
     February 9–13, 1997; San Francisco, CA.
110. Hop JD, Callaghan JJ, Olejniczak JP, Pedersen DR, Brown TD, Johnston RC. An In Vivo Model
     of Third Body Wear Contribution of Cable Debris Generation to Accelerated Polyethylene Wear
     and Acetabular Component Loosening. Paper presented at: Twenty-Fifth Open Scientific
     Meeting of the Hip Society and the Third Combined Open Meeting of the Hip Society and
     AAHKS; February 16, 1997; San Francisco, CA.
111. Malkani AL, Voor MJ, Rennirt GW, Helfet DL, Pedersen DR, Brown TD. Increased Peak Contact
     Pressure Following Incongruent Reduction of Transverse Acetabular Fractures: A Cadaveric
     Model. Paper presented at: 64th Annual Meeting of the American Academy of Orthopaedic
     Surgeons; February 13–17, 1997; San Francisco, CA.
112. Maxian TA, Brown TD, McKellop H, Lu B, Pedersen DR, Callaghan JJ. Direct Physical
     Validation of a Finite Element Model of Polyethylene Wear in Total Hip Arthroplasty. Paper
     presented at: 43rd Annual Meeting of the Orthopaedic Research Society; February 9–13, 1997;
     San Francisco, CA.
113. Maxian TA, Brown TD, Pedersen DR, Callaghan JJ. A Computational Simulation of
     Polyethylene Wear for Alternative Acetabular Component Fixation Modalities. Paper presented
     at: 43rd Annual Meeting of the Orthopaedic Research Society; February 9–13, 1997; San
     Francisco, CA.
114. Pedersen DR, Brown TD, Poggie RA. Finite Element Characterization of a Porous Tantalum
     Material for Treatment of Avascular Necrosis. Paper presented at: 43rd Annual Meeting of the
     Orthopaedic Research Society; February 9–13, 1997; San Francisco, CA.
115. Pedersen DR, Brown TD, Hillis SA, Callaghan JJ. Prediction of Long-Term Polyethelene Wear
     in THA, Based on Early Wear Measurements Made Using Digital Image Analysis. Paper


                                                 81
College of Medicine                        Curriculum Vitae                     Douglas Ray Pedersen

     presented at: 43rd Annual meeting of the Orthopaedic Research Society; February 9–13, 1997;
     San Francisco, CA.
116. Scifert CF, Brown TD, Pedersen DR, Callaghan JJ. Experimental Validation of a Computational
     Simulation of Dislocation in THA. Paper presented at: Twenty-First Annual Meeting of the
     American Society of Biomechanics; September 24–27, 1997; Clemson, South Carolina.
117. Scifert CF, Brown TD, Pedersen DR, Callaghan JJ. Effects of Acetabular Component Lip Design
     on Dislocation Resistance in THA. Paper presented at: ASME IMECE97 BED Meeting;
     November 16–21, 1997; Dallas, Texas.
118. Banes AJ, Tsuzaki M, Yang X, et al. Equibiaxial Strain Activates AP-1 and CRE Transcription
     Factors but Not NF-KB or SSRE and Upregulates CX43 mRNA in Tendon Cells In Vitro. Paper
     presented at: 44th Annual Meeting of the Orthopaedic Research Society; March 16–19, 1998;
     New Orleans, LA.
119. Banes AJ, Weinhold PS, Pedersen DR, et al. Cyclic Mechanical Load Increases DNA Synthesis
     in Tendon Ex Vivo. Paper presented at: First Southeastern US Tissue Engineering Conference;
     June 5, 1998; North Carolina Biotechnology Institute, Research Triangle Park, NC.
120. Banes AJ, Tsuzaki M, Yang X, et al. Equibiaxial Strain and Norepinephrine Activate CRE DNA
     Binding Protein and Expression of Connexin 43. Paper presented at: Third World Congress of
     Biomechanics; August 2–8, 1998; Hokkaido University, Sapporo, Japan.
121. Brown TD, Pedersen DR, Vandenburgh HH. Nutrient Medium Reactive Stresses in a Cell
     Culture Mechanostimulus Apparatus in which a Deformable Substratum is Tented by Vertical
     Motions of an Underlying Central Post. Paper presented at: 44th Annual Meeting of the
     Orthopaedic Research Society; March 16–19, 1998; New Orleans, LA.
122. Brown TD, Bottlang M, Pedersen DR, Banes AJ. Flow Field Visualization in Confirmation of a
     Finite Element Model of Nutrient Medium Reactive Stress in a Pressure-Differential-Driven Cell
     Culture Mechanostimulus System. Paper presented at: 44th Annual Meeting of the Orthopaedic
     Research Society; March 16–19, 1998; New Orleans, LA.
123. Brown TD, Bottlang M, Pedersen DR, Banes AJ. Flow Field Visualization in Confirmation of a
     Finite Element Model of Nutrient Medium Reactive Stress in a Pressure-Differential-Driven Cell
     Culture Mechanostimulus System. Paper presented at: College of Medicine Research Week;
     April 13–16, 1998; The University of Iowa, Iowa City, IA.




                                                  82
College of Medicine                       Curriculum Vitae                      Douglas Ray Pedersen

124. Brown TD, Neiman JC, Pedersen DR, Callaghan JJ. Third Body Wear Simulations in Total Hip
     Replacement. Paper presented at: Fourth Biannual Johnston Lectureship in Hip Reconstruction;
     October 16–17, 1998; Iowa City, Iowa.
125. Mavèiè B, Antoliè V, Brand RA, et al. Weight Bearing Area During Gait in Normal and Dysplastic
     Human Hips. Paper presented at: Department of Orthopaedic Surgery; March, 1998; University
     of Ljubljana, Ljubljana, Slovenia.
126. Nieman JC, Brown TD, Pedersen DR, Callaghan JJ. The Effects of Localized Regions of Head
     Roughening on Variability of UHMWPE Wear in THA. Paper presented at: 44th Annual Meeting
     of the Orthopaedic Research Society; March 16–19, 1998; New Orleans, LA.
127. Otto JK, Brown TD, Heiner AD, Pedersen DR, Callaghan JJ. Characterization of the Dynamic
     Response of a Piezoresistive Contact Stress Sensor. Paper presented at: 44th Annual Meeting
     of the Orthopaedic Research Society; March 16–19, 1998; New Orleans, LA.
128. Pedersen DR, Brown TD, Hillis SL, Callaghan JJ. Early Prediction of Long-Term Polyethylene
     Wear in Total Hip Arthroplasty. Paper presented at: 44th Annual Meeting of the Orthopaedic
     Research Society; March 16–19, 1998; New Orleans, LA.
129. Pedersen DR, Brown TD, Hillis SL, Callaghan JJ. The Influence of 3rd Body Debris on In Vivo
     Polyethylene Wear in Total Hip Arthroplasty. Paper presented at: 44th Annual Meeting of the
     Orthopaedic Research Society; March 16–19, 1998; New Orleans, LA.
130. Pedersen DR, Brown TD, Callaghan JJ, Hillis SL. Quantitative Estimates of Long-Term
     Polyethylene Wear in Total Hip Arthroplasty, Based on Early Wear Measurements Made Using
     Digital Image Analysis. Paper presented at: 65th Annual Meeting of the American Academy of
     Orthopaedic Surgeons; March 19–23, 1998; New Orleans, LA.
131. Pedersen DR, Brown TD, Hillis SL, Callaghan JJ. The Influence of 3rd Body Debris on In Vivo
     Polyethylene Wear in Total Hip Arthroplasty. Paper presented at: College of Medicine Research
     Week; April 13–16, 1998; The University of Iowa, Iowa City, IA.
132. Pedersen DR, Brown TD, Callaghan JJ. 3rd Body Acceleration of In-Vivo UHMWPE Wear.
     Paper presented at: 1998 Annual Fall Meeting of the Biomedical Engineering Society; October
     10–13, 1998; Cleveland, Ohio.
133. Scifert CF, Brown TD, Pedersen DR, Heiner AD, Callaghan JJ. Direct Physical Validation of a
     Finite Element Model of Total Hip Dislocation. Paper presented at: 44th Annual Meeting of the
     Orthopaedic Research Society; March 16–19, 1998; New Orleans, LA.



                                                 83
College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

134. Scifert CF, Brown TD, Pedersen DR, Callaghan JJ. The Effects of Cup Tilt and Anteversion on
     Dislocation Propensity in THA. Paper presented at: 44th Annual Meeting of the Orthopaedic
     Research Society; March 16–19, 1998; New Orleans, LA.
135. Scifert CF, Brown TD, Pedersen DR, Callaghan JJ. The Effects of Cup Tilt and Anteversion on
     Dislocation Propensity in THA. Paper presented at: College of Medicine Research Week; April
     13–16, 1998; University of Iowa, Iowa City, IA.
136. Brown TD, Gray ML, Pedersen DR. Nutrient Medium Reactive Stresses in a Cell Culture
     Mechanostimulus System Delivering Homogeneous Equibiaxial Strains. Paper presented at:
     45th Annual Meeting of the Orthopaedic Research Society; February 1–4, 1999; Anaheim CA.
137. Brown TD, Banes AJ, Bottlang M, Pedersen DR. Nutrient Depth and Waveform Abruptness as
     Determinants of Reactive Fluid Stresses in a Vacuum-Driven Cell Culture Mechanostimulus
     System. Paper presented at: 45th Annual Meeting of the Orthopaedic Research Society;
     February 1–4, 1999; Anaheim CA.
138. Brown TD, Pedersen DR, Heiner AD, Brand RA, Poggie RA, Christie MJ. Biomechanics of
     Femoral Head Osteonecrosis: Natural History and Head-Preserving Surgical Management.
     Paper presented at: 66th Annual Meeting of the American Academy of Orthopaedic Surgeons;
     February 4–8, 1999; Anaheim CA.
139. Brown TD, Banes AJ, Bottlang M, Pedersen DR. Nutrient Depth and Waveform Abruptness as
     Determinants of Reactive Fluid Stresses in a Vacuum-Driven Cell Culture Mechanostimulus
     System. Paper presented at: College of Medicine Research Week; April 26–29, 1999; The
     University of Iowa, Iowa City IA.
140. Callaghan JJ, Albright JC, Goetz DD, Olejniczak JP, Johnston RC, Pedersen DR. At Minimum
     10 Year Follow-Up Do Cementless Acetabular Components Outperform Cemented Acetabular
     Components. Paper presented at: 66th Annual Meeting of the American Academy of
     Orthopaedic Surgeons; February 4–8, 1999; Anaheim CA.
141. Kralj-Igliè V, Igliè A, Brand RA, Pedersen DR. Contact Stress in the Hip Joint During Gait. Paper
     presented at: 10th SICOT Trainees Meeting; September 15–18, 1999; Portorož, Slovenia.
142. Poggie RA, Brown TD, Pedersen DR. Finite Element Analysis of Peri-Acetabular Stress of
     Cemented, Metal-Backed, and Porous Tantalum Backed Acetabular Components. Paper
     presented at: 45th Annual Meeting of the Orthopaedic Research Society; February 1–4, 1999;
     Anaheim CA.



                                                  84
College of Medicine                        Curriculum Vitae                      Douglas Ray Pedersen

143. Scifert CF, Brown TD, Pedersen DR, Callaghan JJ. The Effect of Revision Cup Outer Diameter
     on Impingement in Total Hip Arthroplasty. Paper presented at: 45th Annual Meeting of the
     Orthopaedic Research Society; February 1–4, 1999; Anaheim CA.
144. Scifert CF, Brown TD, Pedersen DR, Callaghan JJ. Collar-Liner Hooking as a Serendipitous
     Dislocation Check in Revision Total Hip Arthroplasty: A Finite Element "Discovery". Paper
     presented at: XVIIth International Society of Biomechanics Congress; August 8–13, 1999;
     Calgary, Canada.
145. Liu SS, Callaghan JJ, Goetz DD, Pedersen DR, Johnston RC. Durability of cemented matte
     finish femoral components at 14 to 15 year follow-up. Paper presented at: 67th Annual Meeting
     of the American Academy of Orthopaedic Surgeons; March 12–15, 2000; Orlando, Florida.
146. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. Effects of cup anteversion/tilt orientation
     on dislocation propensity for 22mm head-size total hip replacements. Paper presented at:
     Midwest Graduate Students' Biomechanics Symposium (sponsored by the American Society of
     Biomechanics); April 1, 2000; Normal, Illinois.
147. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. Effects of cup anteversion/tilt orientation
     on dislocation propensity for 22mm head-size total hip replacements. Paper presented at:
     Graduate Student Senate Forum 2000, 2000; The University of Iowa, Iowa City, IA.
148. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. Cup Anteversion/Tilt Effects on
     Dislocation Propensity for Small Head Size Total Hip Replacements. Paper presented at: 24th
     Annual Meeting of the American Society of Biomechanics; July 19–22, 2000; University of
     Illinois at Chicago.
149. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. Cup Anteversion/Tilt Effects on
     Dislocation Propensity for Small-Head-Size Total Hip Replacements. Paper presented at: 24th
     Annual Meeting of the American Society of Biomechanics; July 19–22, 2000; Chicago, IL.
150. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. Comparison of Cup Anteversion and Tilt
     Effects on Dislocation Propensity for Small-Head-Size Total Hip Replacements. Paper
     presented at: International Mechanical Engineering Congress & Exposition, American Society of
     Mechanical Engineers, Bioengineering Division; November 9, 2000; Orlando, FL.
151. Pedersen DR, Heiner AD, Brown TD. Local Mechanics of Subchondral Plate Engagement in
     Structural Grafting for Osteonecrosis. Paper presented at: 46th Annual Meeting of the
     Orthopaedic Research Society; March 12–15, 2000; Orlando, Florida.



                                                   85
College of Medicine                        Curriculum Vitae                          Douglas Ray Pedersen

152. Pedersen DR, Callaghan JJ, Heiner AD, Brown TD. Chi-aquare Testing of THA Wear Rate
     Distribution Normality. Paper presented at: 46th Annual Meeting of the Orthopaedic Research
     Society; March 12–15, 2000; Orlando, Florida.
153. Pedersen DR, Callaghan JJ, Heiner AD, Brown TD. Chi-aquare Testing of THA Wear Rate
     Distribution Normality. Paper presented at: College of Medicine Research Days XXV; April 25,
     2000; The University of Iowa, Iowa City. IA.
154. Pedersen DR, Yack HJ, Wahi R, Callaghan JJ, Brown TD. Kinematics of Maneuvers Commonly
     Responsible for Hip Dislocation. Paper presented at: 24th Annual Meeting of the American
     Society of Biomechanics; July 19–22, 2000; University of Illinois at Chicago.
155. Pedersen DR, Callaghan JJ, McAndrew C, Johnston RC. Dislocation and Wear of 22mm and
     28mm Modular Heads in Uncemented Acetabular Cups. Paper presented at: Hip Society
     Summer Meeting; September 15–16, 2000; Boston, MA.
156. Pedersen DR, Callaghan JJ, McAndrew C, Johnston RC. Total Hip Arthroplasty Wear Rate
     Distributions are Non-Gaussian. Paper presented at: Hip Society Summer Meeting; September
     15–16, 2000; Boston, MA.
157. Wilken J, Pedersen DR, Yack HJ, Callaghan JJ. 3 Dimensional Kinematics of Movements
     Associated with Hip Dislocation Following Hip Replacement Surgery. Paper presented at: 2nd
     Annual Graduate Student Senate Research Forum; April 12, 2000; University of Iowa, Iowa City,
     IA.
158. Wilken J, Yack HJ, Pedersen DR, Brown TD, Callaghan JJ. 3 Dimensional Kinematics of
     Movements Associated with Dislocation Following Hip Replacement Surgery. Paper presented
     at: College of Medicine Research Week 2000; April 25, 2000; The University of Iowa, Iowa City,
     IA.
159. Brown TD, Maxian TA, Stewart KJ, Pedersen DR. Clinical Biomechanics of Wear in THA. Paper
     presented at: The 1st Global Communication of the Art & Science of Joint Replacement
     Surgery; October 31–November 2, 2001; Seoul, Korea.
160. Brown TD, Nadzadi ME, Scifert CF, Pedersen DR, Callaghan JJ. Biomechanics of THA
     Dislocation. Paper presented at: The 1st Global Communication of the Art & Science of Joint
     Replacement Surgery; October 31–November 2, 2001; Seoul, Korea.
161. Callaghan JJ, Goetz DD, Sullivan PM, Pedersen DR, Johnston RC. Is a Polished Surface Finish
     Optimal for a Collared Cemented Prosthesis? Paper presented at: 68th Annual Meeting of the
     American Academy of Orthopaedic Surgeons; February 28–March 4, 2001; San Francisco, CA.


                                                    86
College of Medicine                       Curriculum Vitae                      Douglas Ray Pedersen

162. Callaghan JJ, Goetz DD, Sullivan PM, Pedersen DR, Johnston RC. Cementless Acetabular
     Fixation in Revision Hip Surgery: The Gold Standard for the New Millennium. Paper presented
     at: 68th Annual Meeting of the American Academy of Orthopaedic Surgeons; February 28–
     March 4, 2001; San Francisco, CA.
163. Grosland NM, Pedersen DR, Brown TD. Automating Voxel-Based Contact Finite Element
     Models. Paper presented at: 9th Annual Symposium of Computational Methods in Orthopaedic
     Biomechanics; February 23, 2001; San Francisco, CA.
164. Grosland NM, Pedersen DR, Brown TD. An Anatomical Voxel-Bsed FE Contact Analysis
     Formulation. Paper presented at: 25th Annual Meeting of the American Society of
     Biomechanics; August 9–12, 2001; San Diego, CA.
165. Johnston TL, Callaghan JJ, Pedersen DR, McAndrew CM. Are 22 mm Heads the Solution to
     Polyethylene Wear in Cementless Acetabular Components? Paper presented at: 19th Annual
     Meeting of the Mid-America Orthopaedic Association; April 18–22, 2001; Amelia Island
     Plantation, FL.
166. Liu SS, Callaghan JJ, Goetz DD, Sullivan PM, Pedersen DR. Cemented Metal Backed
     Acetabular Components at Long-term Follow-up: What Lessons can be Applied to Cementless
     Fixation? Paper presented at: 19th Annual Meeting of the Mid-America Orthopaedic
     Association; April 18–22, 2001; Amelia Island Plantation, FL.
167. Liu SS, Callaghan JJ, Goetz DD, Sullivan PM, Pedersen DR, Johnston RC. Cemented Metal
     Backed Acetabular Components at Long Term Follow-Up: What Lessons can be Applied to
     Cementless Fixation? Paper presented at: 11th Annual Meeting of the American Association of
     Hip and Knee Surgeons; November 9–11, 2001; Dallas, TX.
168. Nadzadi ME, Pedersen DR, Yack HJ, Callaghan JJ, Brown TD. Incorporation of In-Vivo Human
     Kinetic Data Into a Finite Element Model of THA Dislocation. Paper presented at: 9th Annual
     Symposium of Computational Methods in Orthopaedic Biomechanics; February 23, 2001; San
     Francisco, CA.
169. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. Cup Abduction/Anteversion Effects on
     Dislocation Propensity for Small-Head-Size THR. Paper presented at: 47th Annual Meeting of
     the Orthopaedic Research Society; February 24–28, 2001; San Francisco, CA.
170. Nadzadi ME, Pedersen DR, Callaghan JJ, Brown TD. A Mode of THA Dislocation Occurring
     Without Impingement/Lever-Out. Paper presented at: 47th Annual Meeting of the Orthopaedic
     Research Society; February 24–28, 2001; San Francisco, CA.


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171. Nadzadi ME, Pedersen DR, Yack HJ, Brown TD. Maneuvers Commonly Responsible for Hip
     Dislocation Define a Cup Placement 'Safe Zone' in Total Hip Arthroplasty. Paper presented at:
     VA Research Day; April 19, 2001; The University of Iowa, Iowa City, IA.
172. Nadzadi ME, Pedersen DR, Yack HJ, Callaghan JJ, Brown TD. Development of a Living-Subject
     Motion Database to Examine Both Posterior and Anterior Dislocation in THA. Paper presented
     at: Proceedings of the 2001 Bioengineering Conference, 2001.
173. Nadzadi ME, Pedersen DR, Yack HJ, Callaghan JJ, Brown TD. A Database of Living-Subject
     Motion to Examine Both Posterior and Anterior Dislocation of Total Hip Replacements. Paper
     presented at: 25th Annual Meeting of the American Society of Biomechanics; August 9–12,
     2001; San Diego, CA.
174. Pedersen DR, Yack HJ, Brown TD, Callaghan JJ. Kinematics of Maneuvers Commonly
     Responsible for Total Hip Dislocation. Paper presented at: 4th Combined Meeting of the
     Orthopaedic Research Societies of the U.S.A, Canada, Europe and Japan; June 1–3, 2001;
     Rhodes, Greece.
175. Templeton JE, Callaghan JJ, Goetz DD, Sullivan PM, Pedersen DR. Cementless Acetabular
     Fixation in Revision Hip Surgery: The Gold Standard for the New Millennium. Paper presented
     at: 19th Annual Meeting of the Mid-America Orthopaedic Association; April 18–22, 2001; Amelia
     Island Plantation, FL.
176. Templeton JE, Callaghan JJ, Goetz DD, Sullivan PM, Pedersen DR, Johnston RC. Cementless
     Acetabular Fixation in Revision Hip Surgery: Results at Minimum 10 Year Follow Up. Paper
     presented at: 11th Annual Meeting of the American Association of Hip and Knee Surgeons;
     November 9–11, 2001; Dallas, TX.
177. Callaghan JJ, Gaffey JL, Pedersen DR, Goetz DD, Johnston RC. Cementless Acetabular
     Fixation at 15 Years: Comparison to the Gold Standard Charnley. Paper presented at: Joint
     Meeting of the American and Canadian Orthopaedic Associations; June 1–4, 2002; Victoria,
     British Columbia.
178. Callaghan JJ, Keener JD, Pedersen DR, Sullivan PM, Goetz DD, Johnston RC. Charnley Total
     Hip Arthroplasty in Patients Under Age 50: Functional and Radiographic Results at Minimum 25
     Year Follow-up. Paper presented at: Joint Meeting of the American and Canadian Orthopaedic
     Associations; June 1–4, 2002; Victoria, British Columbia.




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179. Callaghan JJ, Pedersen DR. Long Term Follow-up Studies of Wear. Paper presented at:
     International Conference Engineers & Surgeons - Joined at the Hip; June 13–15, 2002; Savoy
     Place, London, UK.
180. Dai Y, Pedersen DR, Grosland NM, Brown TD. Interactive Three-Dimensional Computational
     Reconstruction of Intra-Articular Fractures. Paper presented at: The 10th Annual Symposium on
     Computational Methods in Orthopaedic Biomechanics; February 9, 2002; Dallas, TX.
181. Gaffey JL, Callaghan JJ, Pedersen DR, Goetz DD, Johnston RC. Cementless Acetabular
     Fixation at 15 Years: Comparison to the Gold Standard Charnley. Paper presented at: The 2002
     Annual Meeting of the American Academy of Orthopaedic Surgeons; February 13–17, 2002;
     Dallas, TX.
182. Lamb CA, Pedersen DR, Dolan LA, Morcuende JA, Weinstein SL. Radiographic Measurements
     in DDH: Reliability and Validity of a Digitizing Program. Paper presented at: 48th Annual
     Meeting of the Orthopaedic Research Society; February 10–13, 2002; Dallas, TX.
183. Lamb CA, Pedersen DR, Dolan LA, Morcuende JA, Weinstein SL. Radiographic Measurements
     in DDH: Reliability and Validity of a Digitizing Program. Paper presented at: The 2002 Annual
     Meeting of the Pediatric Orthopaedic Society of North America; May 1–5, 2002; Salt Lake City,
     UT.
184. Lamb CA, Pedersen DR, Dolan LA, Morcuende JA, Weinstein SL. Radiographic Measurements
     in DDH: Reliability and Validity of a Digitizing Program. Paper presented at: College of Medicine
     Research Week 2002; April, 2002; The University of Iowa, Iowa City, IA.
185. Pedersen DR, Callaghan JJ, Johnston TL, Fetzer GB, Johnston RC. Are 22 Millimeter Heads
     the Solution to Polyethylene Wear in Cenentless Acetabular Components? Paper presented at:
     The 2002 Annual Meeting of the American Academy of Orthopaedic Surgeons; February 13–17,
     2002; Dallas, TX.
186. Pedersen DR, Ralston HM, Lamb CA, Weinstein SL. Bone morphology changes in DDH hips.
     Paper presented at: IV World Congress of Biomechanics; August 4–9, 2002; Calgary.
187. Stewart KJ, Pedersen DRB, R. A.; Brown, T. D. Hyperelastic Representation of Hip Joint
     Capsule: A Finite Element Validation. Paper presented at: IV World Congress of Biomechanics;
     August 4–9, 2002; Calgary.
188. Callaghan JJ, Gaffey JL, Goetz DD, Sullivan PM, Pedersen DR, Johnston, RC. Cementless
     acetabular fixation at 15 years with the HG-I component: Comparison to the gold standard



                                                  89
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     Charnley. The American Association of Hip & Knee Surgeons 12 th Annual Fall Meeting,
     November 1–3, 2002, Dallas, Texas.
189. Callaghan JJ, Pedersen DR, Johnston RC, Brown TD. Clinical Biomechanics of Wear in Total
     Hip Arthroplasty. Paper presented at: 48th Annual Meeting of the Orthopaedic Research Society;
     Feb., 2003; New Orleans, LA.
190. Gaffey JL, Callaghan JJ, Pedersen DR, Goetz DD, Sullivan PM, Johnston RC. Cementless
     Acetabular Fixation at 15 Years: Comparison to the Same Surgeon's Cemented Results. Paper
     presented at: MidAmerica Orthopaedic Association; April, 2003; Hilton Head.
191. Stewart KJ, Pedersen DR, Brand RA, Brown TD. Hyperelastic Representation of Hip Joint
     Capsule: A Finite Element Validation. Paper presented at: 48 th Annual Meeting of the
     Orthopaedic Research Society; February, 2003; New Orleans.
192. Firestone DE, Callaghan JJ, Pedersen DR, Goetz DD, Vittetoe DD. Ten-year Follow-up of Iowa
     Polished Surface Femoral Prostheses. 35th Annual Student Medical Research Day, September
     5, 2003, University of Iowa, Iowa City, Iowa. Poster Presentation.
193. Buckwalter AE, Callaghan JJ, Pedersen DR, Goetz DD, Vittetoe DA. A Minimum Twenty-five-
     year Follow-up Study of Cemented Total Hip Arthroplasty Using “Contemporary” Cementing
     Techniques. 35th Annual Student Medical Research Day, September 5, 2003, University of
     Iowa, Iowa City, Iowa. Podium Presentation.
194. Ralston HM, Pedersen DR. Bone Morphology Changes in DDH Hips Throughout Adulthood.
     Poster Session 1: Poster #4 at the 27th Annual Meeting of the American Society of
     Biomechanics, September, 2003; Toledo, OH.
195. Lundberg HJ, Stewart KJ, Pedersen DR, Brown TD. Computational Investigations of Third Body
     Acceleration of THA wear. University of Leeds School of Mechanical Engineering and School of
     Medicine, January 14, 2004, Leeds, United Kingdom. Podium Presentation.
196. Bouchard SM, Stewart KJ, Pedersen DR, Brown TD. Parameters Influencing Dislocation
                                                          th
     Resistance of Constrained Acetabular Cups. 12 Annual Symposium on Computational
     Methods in Orthopaedic Biomechanics, March 6, 2004, Parnassus Campus, University of
     California, San Francisco, California.
197. Lundberg HJ, Stewart KJ, Pedersen DR, Brown TD. Problematic Sites of Third Bbody
     Embedment in Polyethylene for Wear Acceleration in Ttotal Hip Arthroplasty. 12th Annual
     Symposium on Computational Methods in Orthopaedic Biomechanics, March 6, 2004,



                                                     90
College of Medicine                        Curriculum Vitae                        Douglas Ray Pedersen

     Parnassus Campus, University of California, San Francisco, California. (Oral Presentation.
     Session title: Bone and prosthesis modeling)
198. Stewart KJ, Pedersen DR, Brown TD. Development of a Total Hip Dislocation Finite Element
     Model with Capsule Representation. 12th Annual Symposium on Computational Methods in
     Orthopaedic Biomechanics, March 6, 2004, Parnassus Campus, University of California, San
     Francisco, California. (Accepted for Oral Presentation. Session title: Soft tissue modeling)
199. Bouchard SM, Stewart KJ, Pedersen DR, Brown TD. Parameters Influencing Performance of
     Constrained Acetabular Cups. 50th Annual Meeting of the Orthopaedic Research Society, March
     7–10, 2004, San Francisco, California.
200. Pedersen DR, Callaghan JJ, Brown TD. Activity-dependence of the Safe Zzone for THA
     Performance. 50th Annual Meeting of the Orthopaedic Research Society, March 7–10, 2004,
     San Francisco, California.
201. Pedersen DR. Moderator Session 26: Polyethylene I. 50 th Annual Meeting of the Orthopaedic
     Research Society, March 8, 2004, San Francisco, California.
202. Callaghan JJ, Templeton JE, Goetz DD, Sullivan PM, Pedersen DR, Johnston RC. A
     Benchmark for Future Ttotal Hip Arthroplasty: Results of Charnley THR at Minimum 30-year
     Follow Up. 71st Annual Meeting of the American Academy of Orthopaedic Surgeons, March 10,
     2004, San Francisco, California.
203. Bouchard SM, Stewart KJ, Pedersen DR, Callaghan JJ, Brown TD. Parameters Influencing
     Performance of Constrained Acetabular Cups. Roy J. and Lucille A. Carver College of
     Medicine/College of Public Health/VA Medical Center Research Week 2004, March 30– April 1,
     2004, Iowa City, Iowa. Poster Presentation.
204. Leinen JA, Schroeder BT, Pedersen DR, Dolan LA, Weinstein SL, Morcuende JA. Long-term
     Outcome After Closed Reduction for Developmental Dysplasia of the Hip. Roy J. and Lucille A.
     Carver College of Medicine/College of Public Health/VA Medical Center Research Week 2004,
     March 30–April 1, 2004, Iowa City, Iowa. Poster Presentation.
205. Pedersen DR, Callaghan JJ, Brown TD. Activity-dependence of the Safe Zone for THA
     Dislocation Performance. Roy J. and Lucille A. Carver College of Medicine/College of Public
     Health/VA Medical Center Research Week 2004, March 30– April 1, 2004, Iowa City, IA.
206. Firestone DE, Liu SS, Callaghan JJ, Gaffey JL, Pedersen DR, Goetz DD, Vittetoe DD, Sullivan
     PM, Johnston RC. Comparison of Three Cemented Femoral Components with Identical
     Geometry But Different Surface Finishes at Minimum Ten-year Follow-up. (Edward D. Henerson


                                                    91
College of Medicine                         Curriculum Vitae                      Douglas Ray Pedersen

     Physician in Training Award). Mid-American Orthopaedic Association 22nd Annual Meeting, April
     14–18, 2004, La Quinta, Palm Springs, California. Podium Presentation.
207. Buckwalter AE, Callaghan JJ, Goetz DD, Pedersen DR, Johnston RC. A Minimum Twenty-five-
     year Follow-up Study of Cemented Total Hip Arthroplasty Using “Contemporary” Cementing
     Techniques. Mid-American Orthopaedic Association 22nd Annual Meeting, April 14–18, 2004,
     La Quinta, Palm Springs, California.
208. Bouchard SM, Stewart KJ, Pedersen DR, Callaghan JJ, Brown TD. Parameters Influencing
     Performance of Constrained Acetabular Cups. University of Iowa College of Engineering’s
     Research Open House, April 29, 2004, Iowa City, Iowa. Poster Presentation.
209. Dahl KA, Callaghan JJ, Pedersen DR, Liu SS, Goetz DD, Sullivan PM, Johnston RC. The Effect
     of Cable Debris on Acetabular Construct Durability in Cemented Ttotal Hip Arthroplasty at
     Minimum Twenty-year Follow-up. Mid-American Orthopaedic Association 22nd Annual Meeting,
     April 14–18, 2004, La Quinta, Palm Springs, California. Podium Presentation and Poster.
210. Tochigi Y, Jin-Soo S, Amendola A, Pedersen DR, Saltzman CL. Reproducible Radiographic
     Technique for Characterizing Antero-Posterior Tibio-Talar Alignment. American Orthopaedic
     Foot and Ankle Society 20th Annual Summer Meeting, Seattle, Washington, July 29–31, 2004.
211. Pedersen DR, TD Brown. Nonlinear Computational Biomechanics of the Hhip. Fourth Annual
     Bioengineering Research Partnership Grantee Meeting, Bethesda, Maryland, July 28–30, 2004.
212. Pedersen DR. Chronic Stress Tolerance of Human Articular Cartilage: Developmental Dysplasia
     of the Hip as a Model of Long Term Overloading. The Whitaker Foundation Biomedical
     Engineering Research Conference, La Jolla, California, August 12–15, 2004.
213. Baer, T.E., Pedersen, D.R., Rudert, J.M., Kallemeyn, N.A., Grosland, N.M., Brown, T.D.: A
     Novel Device For Calibrating Sheet Array Pressure Sensors and For Monitoring Their
     Performance. The 28th Annual Meeting of the American Society of Biomechanics, September 8–
     11, 2004, Portland, Oregon. Poster #239.
214. Bouchard, S.M., Stewart, K.J., Pedersen, D.R., Callaghan, J.J., Brown, T.D.: A Parametric Finite
     Element Study of Constrained Acetabular Liners. The 28 th Annual Meeting of the American
     Society of Biomechanics, September 8–11, 2004, Portland, Oregon. Poster #174.
215. Lundberg, H.J., Stewart, K.J., Pedersen, D.R., Brown, T.D.: Problematic Sites of Third Body
     Embedment in Polyethylene For Wear Acceleration in Total Hip Arthroplasty. The 28 th Annual
     Meeting of the American Society of Biomechanics, September 8–11, 2004, Portland, Oregon.
     Poster #180.


                                                   92
College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

216. Stewart, K.J., Pedersen, D.R., Callaghan, J.J., Brown, T.D.: Capsule Representation in a Total
     Hip Dislocation Finite Element Model. The 28th Annual Meeting of the American Society of
     Biomechanics, September 8–11, 2004, Portland, Oregon. Poster #129.
217. Pedersen, DR; Firestone, DE; Liu, SS; Callaghan, JJ; Goetz, DD; Johnston, RC. Durability of
     Identical Cemented Femoral Component Geometries with Three Different Surface Finishes
     Compared at Minimum 10-Year Follow-Up. 4th Chinese Speaking Orthopaedic Society Scientific
     Congress, September 22–26, 2004, Beijing, China.
218. Pedersen, D.R., Callaghan, J.J., Brown, T.D.: Activity-Dependence of the “Safe Zone” for
     Impingement Versus Dislocation Avoidance. Zhong-Yuan University, College of Engineering,
     September 30, 2004, Zhong-Li City, Taiwan.
219. Pedersen, D.R., Callaghan, J.J., Brown, T.D.: Activity-Dependence of the “Safe Zone” for
     Impingement versus Dislocation Avoidance. Joint Prosthesis Technology Research Center,
     Orthopaedic Biomechanics Laboratory Institute of Biomedical Engineering, National Yang Ming
     University, October 1, 2004, Taipei, Taiwan.
220. McKinley, T.O., Rudert, M.J., Koos, D.K., Pedersen, D.R., Baer, T.E., Tochigi, Y., Marsh, J.L.,
     Brown, T.D.: Real-Time Transient and Whole-Stance Phase Contact Stress and Contact Stress
     Gradient Changes in an Ankle Incongruity Model. OTA 20th Annual Meeting, October 8, 2004,
     Ft. Lauderdale/Hollywood, Florida.
221. Baer, T.E., Pedersen, D.R., Rudert, J.M., Kallemeyn, N.A., Grosland, N.M., Brown, T.D.:
     Calibrating and Monitoring Sheet Array Pressure Sensors for Intra-Articular Loading
     Measurement. 5th Combined Meeting of the Orthopaedic Research Societies of the U.S.A.,
     Canada, Japan and Europe, October 10–13, 2004, Banff, Alberta, Canada. Paper Presentation
     #115.
222. Bouchard, S.M., Stewart, K.J., Pedersen, D.R., Callaghan, J.J., Brown, T.D.: Factors Influencing
     Mechanics of Constrained Acetabular Cups. 5th Combined Meeting of the Orthopaedic
     Research Societies of the U.S.A., Canada, Japan and Europe, October 10–13, 2004, Banff,
     Alberta, Canada. Poster #251.
223. Lundberg, H.J., Stewart, K.J., Pedersen, D.R., Brown, T.D.: Problematic Sites of Third Body
     Embedment in Polyethylene For Wear Acceleration in Total Hip Arthroplasty. 5 th Combined
     Meeting of the Orthopaedic Research Societies of the U.S.A., Canada, Japan and Europe,
     October 10–13, 2004, Banff, Alberta, Canada. Poster # 215.



                                                    93
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224. McKinley, T.O., Rudert, M.J., Koos, D.K., Pedersen, D.R., Baer, T.E., Tochigi, Y., Marsh, J.L.,
     Brown, T.D.: Whole-Cycle Contact Stress, Contact Stress Directional Gradient, and Loading
     Rate Changes in an Ankle Incongruity Model. 5th Combined Meeting of the Orthopaedic
     Research Societies of the U.S.A., Canada, Japan and Europe, October 10–13, 2004, Banff,
     Alberta, Canada. Paper Presentation # 064.
225. McKinley, T.O., Rudert, M.J., Koos, D.K., Pedersen, D.R., Baer, T.E., Tochigi, Y., Marsh, J.L.,
     Brown, T.D.: Time-Variant Contact Stress, Contact Stress Directional Gradient, and Loading
     Rate Changes in an Ankle Incongruity Model. 5th Combined Meeting of the Orthopaedic
     Research Societies of the U.S.A., Canada, Japan and Europe, October 10–13, 2004, Banff,
     Alberta, Canada. Poster # 276.
226. Stewart, K.J., Pedersen, D.R., Callaghan, J.J., Brown, T.D.: Capsule Representation in a Total
     Hip Dislocation Finite Element Model. 5th Combined Meeting of the Orthopaedic Research
     Societies of the U.S.A., Canada, Japan and Europe, October 10–13, 2004, Banff, Alberta,
     Canada. Paper Presentation #107.
227. McKinley, T.O., Rudert, M.J., Koos, D.K., Pedersen, D.R., Baer, T.E., Tochigi, Y., Marsh, J.L.,
     Brown, T.D.: Time-Variant Contact Stress, Contact Stress Directional Gradient, and Loading
     Rate Changes in an Ankle Incongruity Model. 9th International Society for Fracture Repair,
     November 2–11, 2004, Bologna, Italy. Podium Presentation, Poster #47.
228. Lundberg, H.J., Stewart, K.J., Pedersen, D.R., Brown, T.D.: Sites of Kinetically Critical Femoral
     Head Roughening For Third Body Acceleration of Total Hip Implant Wear. 2004 International
     Mechanical Engineering Congress, November 18, 2004, Anaheim, California.
229. Pedersen, D.R., Shivanna, K.H., Russell, M.E., Grosland, N.M.: Cyclic Cartilage Stress
     Elevations in Dysplastic Hips. 9th World Congress of the Osteoarthritis Research Society
     International, December 2–5, 2004, Chicago, Illinois, Poster 117.
230. Vos, N., Grosland, N.M., Pedersen, D.R., Martin J., Heiner, A.D., Brown, T.D.: Heterogeneity of
                                                                      th
     Shear Stress Modulation in Triaxial Compression of Cartilage. 9 World Congress of the
     Osteoarthritis Research Society International, December 2–5, 2004, Chicago, Illinois, Poster
     254.
231. Baer, T.E., Pedersen, D.R., Rudert, M.J., Kallemeyn, N.A., Grosland, N.M., Brown, T.D.:
     Traveling-Wave Calibration of Intra-Articular Sheet Array Pressure Sensors. 9th World Congress
     of the Osteoarthritis Research Society International, December 2–5, 2004, Chicago, Illinois,
     Poster 306.


                                                  94
College of Medicine                        Curriculum Vitae                        Douglas Ray Pedersen

232. Baer, T.E., Pedersen, D.R., Rudert, M.J., Kallemeyn, N.A., Grosland, N.M., Brown, T.D.:
     Traveling-Wave Calibration of Sheet Array Sensors for Intra-Articular Pressure Measurements.
     51st Annual Meeting of the Orthopaedic Research Society, February 20–23, 2005, Washington
     DC. Poster Presentation #1699.
233. Lundberg, H.J., Pedersen, D.R., Muste, M.V., Baer, T.E., Brown, T.D.: Quantifying Fluid Ingress
     to the Joint Space During THA Subluxation. University of Iowa College of Engineering 3rd
     Annual Research Open House, April 7, 2005, Iowa City, Iowa.
234. Shivanna, K.H., Pedersen, D.R., Grosland, N.M.: Finite Element Mesh Generation of Synovial
     Joints. University of Iowa College of Engineering 3 rd Annual Research Open House, April 7,
     2005, Iowa City, Iowa.
235. Goetz, J.E., Kurriger, G., Baer,T.E., Chung, Y.Y., Stoermer, E., Pedersen, D.R., Martin, J.A.,
     Conzemius, M.G., Robinson, D., Brown, T.D.: Three-Dimensional Mappings of Histology Data in
     the Osteonecrotic Emu Femoral Head. College of Medicine/College of Public Health/VA Medical
     Center Research Week, May 18–20, 2005, Iowa City, Iowa.
236. Baer, T.E., Pedersen, D.R., Rudert, M.J., Kallemeyn, N.A., Grosland, N.M., Brown,T/D.:
     Calibration and Monitoring of Piezoresistive Contact Stress Arrays Using a Traveling Pressure
     Wave Protocol. XXth Congress of the International Society of Biomechanics and 29th Annual
     Meeting of the American Society of Biomechanics, July 31–August 5, 2005, Cleveland, Ohio.
     Instrumentation: Podium Presentation.
237. Goetz, J.E., Baer, T.E., Kurriger, G., Pedersen, D.R., Brown,T.D.: Three Dimensional Multiscale
     Reconstruction of Emu Femoral Head Osteonecrosis: From Cell to Organ Level. XXth Congress
     of the International Society of Biomechanics and 29th Annual Meeting of the American Society of
     Biomechanics, July 31–August 5, 2005, Cleveland, Ohio. Bone 1: Podium Presentation.
238. Goldsworthy, J.K., Anderson, D.D., Shivanna, K.H., Grosland, N.M., Pedersen, D.R., Brown,
     T.D.: Chronic Stress Exposure Following Intra-Articular Ankle Fractures. XXth Congress of the
                                                   th
     International Society of Biomechanics and 29 Annual Meeting of the American Society of
     Biomechanics, July 31–August 5, 2005, Cleveland, Ohio. Ankle: Podium Presentation.
239. Kallemeyn, N.A., Grosland, N.M., Pedersen, D.R., Martin, J.A., Heiner, A.D., Brown,T.D.: A
     Finite Element Analysis of Cartilage in Cyclic Triaxial Compression. XXth Congress of the
     International Society of Biomechanics and 29th Annual Meeting of the American Society of
     Biomechanics, July 31–August 5, 2005, Cleveland, Ohio. Osteoarthritis and Cartilage: Poster
     Presentation #65.


                                                  95
College of Medicine                         Curriculum Vitae                        Douglas Ray Pedersen

240. Lundberg, H.J., Pedersen, D.R., Muste, M.V., Baer, T.E., Brown, T.D.: Quantifying Fluid Ingress
     to the Joint Space During Total Hip Implant Subluxation. XXth Congress of the International
     Society of Biomechanics and 29th Annual Meeting of the American Society of Biomechanics,
     July 31–August 5, 2005, Cleveland, Ohio. Joint Mechanics: Poster Presentation #409.
241. Leinen JA, Brown TD, Callaghan JJ, Liu SS, Pedersen DR. Wear of cross-linked polyethylene
       in total hip arthroplasty. Medical Student Research Day, University of Iowa College of
       Medicine, September 2005, Iowa City, Iowa.
242. Metz CM, Callaghan JJ, Warth LC, Liu SS, Pedersen DR. Minimum five to ten year follow-up of
     cementless total hip arthroplasty in patients age fifty and under. Medical Student Research Day,
     University of Iowa College of Medicine, September 2005, Iowa City, Iowa
243. Yehyawi T, Callaghan JJ, O’Rourke MR, Pedersen DR, Liu SS. Implication of sagittal femoral
     bowing on knee arthritis and total knee replacement. Medical Student Research Day,
     University of Iowa College of Medicine, September 2005, Iowa City, Iowa.
244. Callaghan, J.J., Teusink, M.J., Liu, S.S., Sullivan, J., Goetz, D.D., Vittetoe, D.A., Pedersen, D.R.
     Johnston, R.C.: Cementless Acetabular Fixation in Patients Under 50 years of Age: A 10–18
     Year Follow-Up Study. Hip Society Summer Meeting, September 22–24, 2005, Pittsburgh,
     Pennsylvania. Podium Presentation Session VIII: Acetabular Reconstruction.
245. Pedersen, D.R., Stewart, K.J., Brown, T.D., Callaghan, J.J.: Capsule Defect Influences on THA
     Dislocation Propensity: A Finite Element Exploration. Hip Society Summer Meeting, September
     22–24, 2005, Pittsburgh, Pennsylvania. Podium Presentation SessionIX: Acetabular
     Alignment/Dislocation.
246. Pedersen, D.R., Stewart, K.J., Brown,T.D., Callaghan, J.J.: Capsule Defect Influences on Total
     Hip Dislocation Propensity—A Finite Element Exploration. BMES 2005 Annual Fall Meeting: The
     Changing Face of Biomedical Engineering: Celebration of the Whitaker Foundation, September
     28–October 1, 2005, Baltimore, Maryland. Podium Presentation.
247. Goldsworthy, J.K., Anderson, D.D., Shivanna, K., Grosland, N.M., Pedersen, D.R., Thomas,
     T.P., Tochigi, Y., Marsh, J.L., Brown, T.D.: Patient-Specific Computer Modeling of
     Degeneration Propensity Due to Aberrant Contact Stress Exposure Following Intra-Articular
     Fracture of the Ankle. 10th World Congress on Osteoarthritis, December 8–11, 2005, Boston,
     Massachusetts. Poster Presentation #159.




                                                   96
College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

248. Pedersen, D.R., Martin, J.A.: Chondrocyte Fiducials For Analysis of Cartilage Strain
     Heterogeneity During Dynamic Cyclic Loading. 6th Symposium of ICRS 2006, January 8–11,
     2006, San Diego, California. Poster Presentation #P2-4.
249. Conzemius MG, Robinson DA, Theis LI, Waxman A, Evans R, Derrick T, Goetz JE, Pedersen
     DR, Brown TD. Characterization of ground reaction forces in the normal emu. 2 nd World
     Veterinary Orthopaedic Congress, Keystone, Colorado, February 25–March 4, 2006. Poster
     Presentation.
250. Brown, T.D., Derrick, T.R., Pedersen, D.R., Goetz, J.E., Robinson, D.A., Conzemius, M.G.:
     Stance-Phase Kinematics and Kinetics of Emu Level Walking. 52nd Annual Meeting of the
     Orthopaedic Research Society, March 19–22, 2006, Chicago, Illinois. Poster Presentation #420.
251. Goldsworthy, J.K., Anderson, D.D., Shivanna, K., Grosland, N.M., Pedersen, D.R., Thomas,
     T.P., Tochigi, Y., Marsh, J.L., Brown, T.D.: Patient-Specific Modeling of Degeneration
     Propensity Following Intra-Articular Fracture of the Ankle. 52nd Annual Meeting of the
     Orthopaedic Research Society, March 19–22, 2006, Chicago, Illinois. Session 30: Foot and
     Ankle. Paper Presentation #205.
252. Goldsworthy, J.K., Anderson, D.D., Pedersen, D.R., Tochigi, Y., Brown, T.D.: Achieving
     Physiologic Rotation in Patient-Specific Contact Stress Analysis of the Ankle. 52nd Annual
     Meeting of the Orthopaedic Research Society, March 19–22, 2006, Chicago, Illinois. Poster
     Presentation #1893.
253. Kallemeyn, N.A., Grosland, N.M., Pedersen, D.R., Martin, J.A., Heiner, A.D., Brown, T.D.: A
     Poroelastic Finite Element Analysis of Cartilage in Dynamic Triaxial Compression. 52nd Annual
     Meeting of the Orthopaedic Research Society, March 19–22, 2006, Chicago, Illinois. Poster
     Presentation #1524.
254. Lundberg, H.J., Pedersen, D.R., Brown, T.D.: Effects of Femoral Head Size on Fluid Ingress
     During Impingement/Subluxation. 52nd Annual Meeting of the Orthopaedic Research Society,
     March 19–22, 2006, Chicago, Illinois. Session 23: Hip. Paper Presentation #219.
255. Pedersen, D.R., Chung, Y.Y., Callaghan, J.J., Brown, T.D.: Wear Direction Versus Wear Rate in
     3rd Body-Challenged THA Cohorts. 52nd Annual Meeting of the Orthopaedic Research Society,
     March 19–22, 2006, Chicago, Illinois. Poster Presentation #641.
256. Pedersen, D.R., Russell, M.E., Shivanna, K.H., Grosland, N.M.: Cartilage Contact Pressure
     Elevations in Dysplastic Hips. 52nd Annual Meeting of the Orthopaedic Research Society, March
     19–22, 2006, Chicago, Illinois. Paper Presentation #82.


                                                  97
College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

257. Shivanna, K.H., Grosland, N.M., Russell, M.E., Brown, T.D., Pedersen, D.R.: Cartilage Contact
     Pressure Elevations in Dysplastic Hhips After Ganz Osteotomy. 52nd Annual Meeting of the
     Orthopaedic Research Society, March 19–22, 2006, Chicago, Illinois. Poster Presentation
     #1513.
258. Stewart ,K.J., Pedersen, D.R., Callaghan, J.J., Brown, T.D.: Capsular Atrophy and Detachment
     Influences on THA Dislocation Propensity: A finite Element Model Exploration. 52nd Annual
     Meeting of the Orthopaedic Research Society, March 19–22, 2006, Chicago, Illinois. Poster
     Presentation #452.
259. Dahl, K.A., Pedersen, D.R., Callaghan, J.J., Goetz, D.D., Vittetoe, D.A., Sullivan, P.M., Young-
     Yool, C., Johnston, R.C. The Effect of Cable Debris on Acetabular Construct Durability in
     Cemented THA at 19–20 Year Follow-Up. 73rd Annual Meeting of the American Academy of
     Orthopaedic Surgeons, March 22–26, 2006, Chicago, Illinois. Podium Presentation.
260. Goldsworthy, J.K., Anderson, D.D., Rudert, M.J., Tochigi, Y., Pedersen, D.R., Brown, T.D.:
     Validation of a Patient-Specific Finite Eelement Model of the Ankle. 14th Annual Symposium on
     Computational Methods in Orthopaedic Biomechanics, March 18, 2006, Chicago, Illinois.
261. Goreham-Voss CM, Rudert MJ, Brown TD. Poroelestic finite element analysis of a step-off
     articular incongruity. 14th Annual Symposium on Computational Methods in Orthopaedic
     Biomechanics, March 18, 2006, Chicago, Illinois. Podium Presentation.
262. Leinen JA, Callaghan JJ, Altenburg JA, Dahl KA, Pedersen DR, Liu SS, Goetz DD, Vittetoe DA,
     Sullivan PM, Chung YY, Johnston RC. The effect of cable debris on acetabular construct
     durability in cemented total hip arthroplasty at 19 to 20 year follow-up. American Academy of
     Orthopaedic Surgeons (AAOS), March 22–26, 2006, Chicago Illinois.
263. Goetz JE, Baer TE, Kurriger GL, Pedersen DR, Robinson DA, Conzemius MG, Brown, TD.
     Three-dimensional histologic evaluation of osteonecrotic lesion volume in the emu femoral
     head. 2006 Midwest Graduate Student Biomechanics Symposium (MWGSBS), March 31–April
     1, 2006, Milwaukee, Wisconsin. Podium Presentation, Session 5: Orthopaedics.
264. Goldsworthy JK, Anderson DD, Rudert MJ, Tochigi Y, Pedersen DR, Brown TD. Validation of a
     patient-specific finite element model of the ankle. 2006 Midwest Graduate Student
     Biomechanics Symposium (MWGSBS), March 31–April 1, 2006, Milwaukee, Wisconsin. Podium
     Presentation, Session 2: Locomotion 1. Outstanding Research Award Winner.




                                                  98
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265. Lundberg HJ, Pedersen DR, Brown TD. Effects of femoral head size on fluid ingress during THA
     impingement/subluxation. 2006 Midwest Graduate Student Biomechanics Symposium
     (MWGSBS), March 31–April 1, 2006, Milwaukee, Wisconsin. Poster Presentation.
266. Lundberg HJ, Pedersen DR, Brown TD. Effects of femoral head size on fluid ingress during THA
     impingement/subluxation. The University of Iowa College of Engineering 4 th Annual College of
     Engineering Research Open House, April 20, 2006, Iowa City, Iowa.
267. Teusink MJ, Callaghan JJ, Liu SS, Sullivan J, Goetz DD, Vittetoe DA, Pedersen DR, Johnston
     RC. Cementless acetabular fixation in patients 50 Years of age and under: A 10–18 year follow-
     up study. Mid American Orthopaedic Association (MAOA) Annual Meeting, April 19–23, 2006,
     San Antonio, Texas.
268. Leinen JA, Callaghan JJ, Liu SS, Klaassen AL, Pedersen DR. Three to five year radiographic
     follow-up of moderately cross-linked marathon polyethylene in total hip replacement. Mid-
     American Orthopaedic Association (MAOA) Annual Meeting, April 19–23, 2006, San Antonio,
     Texas.
269. Thedens DR, Pedersen DR, Martin JA, Brown TD. T1rho imaging of mechanically stressed
     human cartilage. ISMRM 14th Scientific Meeting, May 6–12, 2006, Seattle, Washington. Oral
     Presentation.
270. Callaghan JJ, Firestone DE, Liu SS, Pedersen DR, Goetz DD, Sullivan PM, Vittetoe DA,
     Johnston RC. Minimum 10-year follow-up of three cemented femoral components with
     essentially the same geometry but different surface finishes. 119th Annual Meeting of the
     American Orthopaedic Association (AOA), June 21–24, 2006, San Antonio, Texas.
271. Lundberg HJ, Pedersen DR, Callaghan JJ, Brown TD. Effects of implant design parameters on
     fluid ingress during THA impingement/subluxation. 5 th World Congress on Biomechanics, July
     29–August 4, 2006, Munich, Germany. Podium Presentation #4362.
272. Goetz JE, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. Multi-scale geometric
                                                                                         th
     measurements of experimentally induced osteonecrotic lesions in an emu model. 30 Annual
     Meeting of the American Society of Biomechanics, September 6–9, 2006, Blacksburg, Virginia.
     Session: Bone/Cartilage, Poster Presentation.
273. Goetz JE, Derrick TR, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. Anatomy-based
     model of normal emu during gait. 30th Annual Meeting of the American Society of Biomechanics,
     September 6–9, 2006, Blacksburg, Virginia. Session: Modeling, Podium Presentation.



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274. Goldsworthy JK, Anderson DD, Rudert MJ, Tochigi Y, Pedersen DR, Brown TD. Validation of a
     patient-specific finite element model of the ankle. 30th Annual Meeting of the American Society
     of Biomechanics, September 6–9, 2006, Blacksburg, Virginia. Session: Finite Element Analysis,
     Podium Presentation. MicroStrain Award Winner.
275. Lundberg HJ, Pedersen DR, Callaghan JJ, Brown TD. Effects of implant design parameters on
     fluid ingress during THA impingement/subluxation. 30th Annual Meeting of the American Society
     of Biomechanics September 6–9, 2006, Blacksburg, Virginia. Session: Pre-doc Award, Podium
     Presentation.
276. Tochigi Y, Rudert MJ, McKinley TO, Pedersen DR, Brown TD. Cartilage contact stress
     aberration during unstable joint motion. 30th Annual Meeting of the American Society of
     Biomechanics, September 6–9, 2006, Blacksburg, Virginia. Poster Presentation.
277. Callaghan JJ, O’Rourke MR, Liu SS, Pedersen DR, Johnston RC. Follow-up of a cemented
     collared matte finish femoral component at 19 to 20 years. Closed Meeting of the Hip Society,
     Iowa City, Iowa, September 7–9, 2006.
278. Callaghan JJ, Lundberg HJ, Liu SS, Pedersen DR, O’Rourke MR, Goetz DD, Vittetoe DA,
     Clohisy J, Brown TD. Analysis of retrieved acetabular liners for impingement damage and
     embedded third body debris. Closed Meeting of the Hip Society, Iowa City, Iowa, September 7–
     9, 2006.
279. Lundberg HJ, Callaghan JJ, Liu SS, Pedersen DR, O’Rourke MR, Goetz DD, Vittetoe DA,
     Clohisy J, Brown TD. Analysis of retrieved acetabular liners for impingement damage and
     embedded third body debris. The Hip Society Summer Meeting, September 7–9, 2006, Iowa
     City, Iowa.
280. Yehyawi TM, Callaghan JJ, O’Rourke MR, Pedersen DR, Liu SS. Implications of sagittal femoral
     bowing on knee arthritis and total knee arthroplasty. University of Iowa College of Medicine
     Student Research Day, University of Iowa, September 8, 2006, Iowa City, Iowa.
     Outstanding Poster Award.
281. Callaghan JJ, Yehyawi TM, O’Rourke MR, Pedersen DR, Liu SS, Clark CR. Implications of
     sagittal femoral bowing on knee arthritis and total knee replacement. Knee Society Interim
     Meeting September 28–30, 2006, Alexandria, Virginia. Podium Presentation.
282. Callaghan JJ, Yehyawi TM, O’Rourke MR, Liu SS, Pedersen DR. Implication of sagittal femoral
     bowing on knee arthritis and total knee replacement. 16th Annual Meeting of the American
     Association of Hip and Knee Surgeons, November 3–5, 2006, Dallas, Texas.


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College of Medicine                         Curriculum Vitae                        Douglas Ray Pedersen

283. Callaghan JJ, Altenburg A, Leinen JA, Dahl KA, Pedersen DR, Liu SS, Goetz DD, Vittetoe DA,
     Sullivan PM, Chung YY, Johnston RC. The effect of cable debris on acetabular construct
     durability in cemented total hip arthroplasty at nineteen to twenty year follow-up. 16th Annual
     Meeting of the American Association of Hip and Knee Surgeons, November 3–5, 2006, Dallas,
     Texas.
284. Goetz JE, Pedersen DR, Brown TD. Thermal property determination of emu cancellous bone
     using finite element modeling. 15th Annual Symposium on Computational Methods in
     Orthopaedic Biomechanics, February 10, 2007, University of California - San Diego, La Jolla,
     California.
285. Mittelholtz KS, Pedersen DR, Mendoza SA, Mayer HM, Siepe C, Hall RM, Brown TD. Finite
     element analysis of total disc replacement wear. 15th Annual Symposium on Computational
     Methods in Orthopaedic Biomechanics, February 10, 2007, University of California - San Diego,
     La Jolla, California. Podium Presentation Session III: Spine, Poster Presentation.
286. Moussavi-Harami SF, Pedersen DR, Martin JA, Brown TD. Quantitative image analysis of
     cartilage histology. 15th Annual Symposium on Computational Methods in Orthopaedic
     Biomechanics, February 10, 2007, University of California - San Diego, La Jolla, California. Oral
     Poster Introduction Session II: Poster Intro.
287. Rumery MP, Pedersen DR, Brown TD, Mendoza SA, Mayer HM, Siepe C, Hall RM.
     Performance of a novel pose-based technique for measuring total disc replacement wear. 15 th
     Annual Symposium on Computational Methods in Orthopaedic Biomechanics, February 10,
     2007, University of California - San Diego, La Jolla, California. Oral Poster Introduction Session
     II: Poster Intro.
288. Goetz JE, Derrick TR, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. A gait-based
     anatomic analysis of emu hip joint loading. 53rd Annual Meeting of the Orthopaedic Research
     Society, February 11–14, 2007, San Diego, California. Poster Presentation #1823.
289. Goetz JE, Derrick TR, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. Evaluation of
     osteonecrotic lesion volume in the emu femoral head by three dimensional histology. 53rd
     Annual Meeting of the Orthopaedic Research Society, February 11–14, 2007, San Diego,
     California. Poster Presentation #1319.
290. Hecht BA, Martin JA, Pedersen DR, Heiner AD, Amendola R, Buckwalter JA. Oxidant pre-
     conditioning protects cartilage from mechanically-induced cell death. 53rd Annual Meeting of the



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     Orthopaedic Research Society, February 11–14, 2007, San Diego, California. San Diego,
     California. Paper Presentation #115, Session 21: Chondrocyte Mechanotransduction.
291. Lundberg HJ, Liu SS, Pedersen DR, Callaghan JJ, Brown TD. Analysis of retrieved acetabular
     liners for impingement damage and embedded third body debris. 53rd Annual Meeting of the
     Orthopaedic Research Society, February 11–14, 2007, San Diego, California. Poster
     Presentation #1645.
292. Martin JA, Pedersen DR, Heiner AD, Buckwalter JA, Brown TD. N-acetyl cysteine protects
     cartilage from loading-induced proteoglycan loss. 53rd Annual Meeting of the Orthopaedic
     Research Society, February 11–14, 2007, San Diego, California. Poster Presentation #566.
293. Moussavi-Harami SF, Pedersen DR, Martin JA, Brown TD. Automated objective scoring of
     osteoarthritis severity. 53rd Annual Meeting of the Orthopaedic Research Society, February 11–
     14, 2007, San Diego, California. Poster Presentation #1255.
294. Stroud NJ, Martin JA, Pedersen DR, Goetz JE, Brown TD. Structure and function of emu versus
     human articular cartilage. 53rd Annual Meeting of the Orthopaedic Research Society, February
     11–14, 2007, San Diego, California. Poster Presentation #602.
295. Thedens DR, Pedersen DR, Martin JA, Brown TD. Assessment of mechanically stressed human
     cartilage with T1ρ imaging. 53rd Annual Meeting of the Orthopaedic Research Society, February
     11–14, 2007, San Diego, California. Poster Presentation #378. Short Talk 9:Imaging of
     Musculoskeletal Cells and Tissues.
296. Tochigi Y, Rudert MJ, McKinley TO, Pedersen DR, Brown TD. An experimental model of joint
     instability for study of dynamic cartilage contact mechanics. 53 rd Annual Meeting of the
     Orthopaedic Research Society, February 11–14, 2007, San Diego, California. Poster
     Presentation #614.
297. Yehyawi TM, Callaghan JJ, O’Rourke MR, Liu SS, Pedersen DR. Implications of sagittal femoral
     bowing on knee arthritis and total knee replacement. 53 rd Annual Meeting of the Orthopaedic
     Research Society, February 11–14, 2007, San Diego, California. Poster Presentation.
298. McKinley TO, Tochigi Y, Rudert MJ, Pedersen DR, Brown TD. Instability-associated changes in
     contact stress and contact stress rates in human ankles. 74th Annual Meeting of the American
     Academy of Orthopaedic Surgeons, February 14–18, 2007, San Diego, California. Poster
     #P466.
299. Callaghan JJ, Lundberg HJ, Liu SS, Pedersen DR, O’Rourke MR, Goetz DD, Vittetoe DA,
     Clohisy J, Brown TD. Analysis of retrieved acetabular liners for impingement damage and


                                                  102
College of Medicine                         Curriculum Vitae                       Douglas Ray Pedersen

     embedded third body debris. 2007 Annual Meeting of the Mid-America Orthopaedic Association,
     April 11–15, 2007, Boca Raton, Florida. Poster Presentation #29.
300. Yehyawi T, Callaghan JJ, O’Rourke MR, Liu SS, Pedersen DR. Implication of sagittal femoral
     bowing on knee arthritis and total knee replacement. 2007 Annual Meeting of the Mid-America
     Orthopaedic Association, April 11–15, 2007, Boca Raton, Florida. Poster Presentation #50.
301. Mittelholtz KS, Pedersen DR, Mendoza SA, Mayer HM, Siepe C, Hall RM, Brown TD. Finite
     element analysis of total disc replacement wear. 7 th Annual Meeting of the Spine Arthroplasty
     Society, May 1–4, 2007, Berlin, Germany. Poster Presentation.
302. Rumery MP, Pedersen DR, Brown TD, Mendoza SA, Mayer HM, Siepe C, Hall RM. Accuracy of
     a novel pose-based technique for in-vivo measurement of total disc replacement wear. 7 th
     Annual Meeting of the Spine Arthroplasty Society, May 1–4, 2007, Berlin, Germany. Poster
     Presentation.
303. Thedens DR, Martin JA, Pedersen DR, Brown TD. Detection of proteoglycan depletion in
     mechanically loaded cartilage with T1&[rho] imaging. ISMRM-ESMRMB Joint Annual Meeting,
     May 19–25, 2007, Berlin, Germany.
304. Callaghan JJ, Leinen JA, Liu SS, Klaassen AL, Pedersen DR. Three to five year radiographic
     follow-up of moderately cross-linked Marathon polyethylene in total hip replacement. 120 th
     Annual Meeting of the American Orthopaedic Association, Asheville, North Carolina, June 13–
     16, 2007.
305. Callaghan JJ, Donigan JA, Teusink MJ, Warth LC, Liu SS, Sullivan J, Goetz DD, Vittetoe DA,
     Pedersen DR, Johnston RC. Cementless acetabular fixation in patients age 50 and under: a 10
     to 18 year follow-up study. 120th Annual Meeting of the American Orthopaedic Association, June
     13–16, 2007, Asheville, North Carolina .
306. Callaghan JJ, Lundberg HJ, Liu SS, Pedersen DR, O’Rourke MR, Goetz DD, Vittetoe DA,
     Clohisy JC, Brown TD. Analysis of retrieved acetabular liners for impingement damage and
                                       th
     embedded third body debris. 120 Annual Meeting of the American Orthopaedic Association,
     Asheville, North Carolina, June 13–16, 2007.
307. Callaghan JJ, Altenburg A, Yehyawi TM, Dahl KA, Pedersen DR, Liu SS, Goetz DD, Vittetoe
     DA,Sullivan PM, Chung YY, Johnston RC. The effect of cable debris on acetabular construct
     durability in cemented total hip arthroplasty at nineteen to twenty year follow-up. 120th Annual
     Meeting of the American Orthopaedic Association, June 13–16, 2007, Asheville, North Carolina.



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College of Medicine                         Curriculum Vitae                         Douglas Ray Pedersen

308. Heiner AD, Lundberg HJ, Baer TE, Pedersen DR, Callaghan JJ, Brown TD. Episodic
     subluxation increases third body ingress and embedment in the THA bearing surface. 31st
     Annual Meeting of the American Society of Biomechanics, August 22–25, 2007, Stanford,
     California. Podium 3: Bone I.
309. Tochigi Y, Rudert MJ, McKinley TO, Pedersen DR, Brown TD. Correlation of dynamic cartilage
     contact stress aberration with severity of joint instability. 31 st Annual Meeting of the American
     Society of Biomechanics, August 22–25, 2007, Stanford, California. Poster Presentation P4-15.
310. Brown TD, Pedersen DR, Stewart KJ, Callaghan JJ. Biomechanical studies of total hip
     impingement/dislocation. (Invited Plenary Lecture) 15 th Triennial Congress of the Asian Pacific
     Orthopaedic Association (APOA) 2007, September 11, 2007, Seoul, Korea, p. 136.
311. Brown TD, Goetz JE, Pedersen DR, Conzemius MG. The emu as a bipedal animal model of
     femoral head osteonecrosis. (Seminar) Biomedical Engineering Technology Institute, Yonsei
     University, September 13, 2007, Seoul, South Korea.
312. Brown TD, Rumery MP, Mittelholtz K, Pedersen DR, Mendoza SA. New computational
     techniques to assess wear of total disc replacement implants. (Seminar) Biomedical Institute,
     Solco Biomedical Co., Ltd., September 14, 2007, Pyungteak, Korea.
313. Goetz JE, Derrick TR, Pedersen DR, Robinson DA, Conzemius MG, Brown, TD. Contact forces
     in the emu hip joint during normal walking. 6th Combined Meeting of the Orthopaedic Research
     Societies, October 20–24, 2007, Honolulu, Hawaii. Podium Presentation Session 27: Gait and
     Function.
314. Callaghan JJ, Yehyawi TM, O’Rourke MR, Pedersen DR, Liu SS. Implications of sagittal femoral
     bowing on knee arthritis and total knee replacement. American Association of Hip and Knee

     Surgeons 17th Annual Meeting, November 2–4, 2007, Dallas, Texas.
315. Moussavi-Harami SF, Pedersen DR, Martin JA, Hillis SL, Brown TD. Comparison of the ICRS
     versus HHGS (Mankin) cartilage histology scales. OARSI World Congress on Osteoarthrits
     2007, December 6–9, 2007, Ft. Lauderdale, Florida. Poster Presentation.
316. Moussavi-Harami SF, Pedersen DR, Martin JA, Hillis SL, Brown TD. Automated objective
     scoring of cartilage histology. OARSI World Congress on Osteoarthrits 2007, December 6–9,
     2007, Ft. Lauderdale, Florida. Poster Presentation.
317. Goetz JE, Pedersen DR, Robinson DA, Conzemius MG, Brown, TD. A finite element study of
     the structural effects of lesion morphology in a bipedal animal model of femoral head
     osteonecrosis. 16th Annual Symposium on Computational Methods in Orthopaedic

                                                   104
College of Medicine                        Curriculum Vitae                        Douglas Ray Pedersen

     Biomechanics, Saturday, March 1st, 2008, University of California-San Francisco, San
     Francisco, California. Poster and Podium Presentation.
318. Brown TD, Rumery M, Pedersen DR, Mendoza SA. A pose-based image analysis technique for
     measuring wear of total disc replacements. 54th Annual Meeting of the Orthopaedic Research
     Society, March 2–5, 2008, San Francisco, California. Poster Presentation #1923, Session 44:
     Implant Wear.
319. Heiner AD, Lundberg HJ, Baer TE, Pedersen DR, Callaghan JJ, Brown TD. Episodic
     subluxation increases third body ingress and embedment in the THA bearing surface. 54th
     Annual Meeting of the Orthopaedic Research Society, March 2–5, 2008, San Francisco,
     California. Poster Presentation #: 1902, Session 44: Implant Wear.
320. Ramakrishnan PS, Stroud NJ, Pedersen DR, Buckwalter J A, Martin JA. Time dependent
     mechanical changes in cartilage after single blunt impact injury in vitro bovine osteochondral
     model. 54th Annual Meeting of the Orthopaedic Research Society, March 2–5, 2008, San
     Francisco, California. Poster Presentation.
321. Stroud NJ, Ramakrishnan PS, Pedersen DR, BrownTD, Martin JA. Characterization of emu and
     bovine tissue response to injury. 54th Annual Meeting of the Orthopaedic Research Society,
     March 2–5, 2008, San Francisco, California. Poster Presentation.
322. Callaghan JJ, Lundberg HJ, Liu SS, Pedersen DR, O’Rourke MR, Goetz DD, Vittetoe DA,
     Clohisy J, Brown TD. Analysis of retrieved acetabular liners for impingement damage and
     embedded third body debris. 75 th Annual Meeting of theAmerican Academy of Orthopaedic
     Surgeons, March 5–9, 2008, San Francisco, California. Poster Presentation #101.
323. Mittelholtz K, Pedersen DR, Mendoza SA, Mayer HM, Siepe C, Hall RM, Brown TD. Finite
     element analysis of total disc replacement wear. Spine Arthroplasty Society, Global Symposium
     on Motion Preservation Technology 8th Annual Meeting, May 6–9, 2008, Miami, Florida. Poster
     Presentation #P53.
324. Rumery MP, Pedersen DR, Mendoza SA, Siepe C, Mayer HM, Brown TD. A pose-based image
     analysis technique for measuring wear of total disc replacements.Spine Arthroplasty Society,
     Global Symposium on Motion Preservation Technology 8th Annual Meeting, May 6–9, 2008,
     Miami, Florida. Poster Presentation #P36.
325. Brown TD, Hall RM, Mayer HM, Goreham-Voss CM, Gaddam S, Pedersen DR, Mendoza SA,
     Fisher J, Ingham I, Vicars R, Marsh JL, Siepe C. Wear analysis of intervertebral disc
     replacements. Eighth Annual Bioengineering Research Partnership Grantee Meeting, National


                                                   105
College of Medicine                       Curriculum Vitae                       Douglas Ray Pedersen

     Institutes of Health Bioengineering Consortium, June 23–24, 2008, Bethesday, Maryland, Poster
     Presentation.
326. Thedens DR, Martin JA, Mastbergen S, DeGroot J, Tadimalla S, Pedersen DR. Age, DJD, OA:
     AGE, GAG, T1ρ MRI. 2nd Annual Workshop on Imaging Based Measures of Osteoarthritis, June
     25–28, 2008, Boston, Massachusetts, Poster Presentation.
327. Amendola RL, Martin JA, Kurriger GL, Moussavi-Harami SF, Brown TD, Pedersen DR.
     Automated Mankin scoring of osteoarthritis severity in rabbits. The North American Congress on
     Biomechanics (NACOB 2008), August 5–9, 2008, Ann Arbor, Michigan. Poster Presentation,
     Session 1.
328. McCabe DJ, Stroud NJ, Pedersen DR, Martin JA. An innovative method to analyze the
     chondrocyte response to mechanical injury both temporally and spatially. The North American
     Congress on Biomechanics (NACOB 2008), August 5–9, 2008, Ann Arbor, Michigan. Podium
     Presentation, Session 3.
329. Pedersen DR, Thedens DR, Martin JA, Tadimalla S, Ramakrishnan PS, Amendola A. ACL
     rupture in an in vivo impact model. The North American Congress on Biomechanics (NACOB
     2008), August 5–9, 2008, Ann Arbor, Michigan. Podium Presentation, Session 28.
330. Goreham-Voss CM, McCabe DJ, Rudert MJ, Martin JA, Pedersen DR, Brown TD. Spatial
     correlations between local impact stress and cell death distributions. OARSI World Congress on
     Osteoarthritis 2008, September 18–21, 2008, Rome, Italy. Poster Presentation #121.
331. McCabe DJ, Stroud NJ, Ramakrishnan P, Buckwalter JA, Pedersen DR, Martin JA. Intracellular
     oxidant production by chondrocytes in osteochondral explants following blunt impact injury.
     OARSI World Congress on Osteoarthritis 2008, September 18–21, 2008, Rome, Italy. Poster
     Presentation #187.
332. Amendola RL, Martin JA, Kurriger GL, Moussavi-Harami, SF, Brown TD, Pedersen DR.
     Automated Mankin grading of OA severity in rabbits. 55th Annual Meeting of the Orthopaedic
     Research Society, February 22–25, 2009, Las Vegas, Nevada. Poster Presentation #1076,
     Poster Session 24: Cartilage Matrix Degeneration.
333. Goetz JE, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. Effects of lesion location on
     collapse propensity in the emu model of femoral head osteoecrosis. 55 th Annual Meeting of the
     Orthopaedic Research Society, February 22–25, 2009, Las Vegas, Nevada. Poster Presentation
     #722, Poster Session 12: Bone—Material Properties and Mechanics.



                                                 106
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334. Goetz JE, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. Thermal history
     determinants of cryogenically-induced osteonecrosis in emu cancellous bone. 55 th Annual
     Meeting of the Orthopaedic Research Society, February 22–25, 2009, Las Vegas, Nevada.
     Podium Presentation, Paper #40, Session 08: Hip Disorders.
335. Goetz JE, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. Increased incidence of
     femoral head collapse in the emu model of osteonecrosis following a drill guide-positioned
     cryoprobe insult. 55th Annual Meeting of the Orthopaedic Research Society, February 22–25,
     2009, Las Vegas, Nevada. Poster Presentation #723, Poster Session 12: Bone—Material
     Properties and Mechanics.
336. Goetz JE, Pedersen DR, Robinson DA, Conzemius MG, Brown TD. Comparison of bone
     mineralization rates between avian and mammalian models of femoral head osteonecrosis. 55 th
     Annual Meeting of the Orthopaedic Research Society, February 22–25, 2009, Las Vegas,
     Nevada. Podium Presentation, Paper #277, Poster Presentation #277, Short Talk Session 01:
     Bone Structure and Mechanics I.
337. Pedersen DR, Martin JA, Mastbergen S, DeGroot J, Tadimalla S, Thedens DR. AGE effects on
     PG-sensitive T1 MRI. 55th Annual Meeting of the Orthopaedic Research Society, February 22–
     25, 2009, Las Vegas, Nevada. Poster Presentation #1159, Poster Session 32: Osteoarthritis—
     Imaging.
338. Ramakrishnan P, Stroud N, McCabe D, Pedersen DR. Repeated measures improves detection
     of early degenerative changes after cartilage injury. 55 th Annual Meeting of the Orthopaedic
     Research Society, February 22–25, 2009, Las Vegas, Nevada. Poster Presentation #1082,
     Poster Session 25: Cartilage Impact Models.
339. Stroud NJ, McCabe D, Goodwin W, Pedersen DR, Martin JA. An innovative method for analysis
     of the distribution and timing of chondrocyte responses to mechanical injury in vitro. 55th Annual
     Meeting of the Orthopaedic Research Society, February 22–25, 2009, Las Vegas, Nevada.
     Poster Presentation #1083, Poster Session 25: Cartilage Impact Models.
340. Tadimalla S, Thedens DR, Martin JA, Amendola A, Pedersen DR. Cartilage health post-ACL
     injury: T1     dGEMRIC measurements. 55th Annual Meeting of the Orthopaedic Research
     Society, February 22–25, 2009, Las Vegas, Nevada. Podium Presentation, Paper #237,
     Session 43: Cartilage Imaging.




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College of Medicine                          Curriculum Vitae                        Douglas Ray Pedersen

341.                               dGEMRIC measurements post-ACL reconstruction. Sports
       Medicine Traveling Fellows, University of Iowa Department of Orthoapedics & Rehabilitation,
       March 10, 2009, Iowa City, Iowa.
342. Elkins JM, Pedersen DR, Tochigi Y, Callaghan JJ, Weiss JA, Andersen AE, Brown TD.
       Incorporating the hip capsule in a dynamic finite element model of total hip arthroplasty. Carver
       College of Medicine, College of Pharmacy, College of Public Health and VA Health System
       Research Week, April 14–15, 2009, Iowa City, Iowa. Poster Presentation.
343. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Impingement contact mechanics of hard-on-
       hard total hip bearings. Carver College of Medicine, College of Pharmacy, College of Public
       Health and VA Health System Research Week, April 14–15, 2009, Iowa City, Iowa. Poster
       Presentation.
344. Stroud NJ, McCabe DJ, Goodwin WG, Pedersen DR, Martin JA. An innovative method for
       analysis of chondrocyte responses to mechanical injury in vitro both spatially and temporally.
       The University of Iowa College of Engineering’s Research Open House, April 16, 2009, Iowa
       City, Iowa. Poster Presentation.
345. Thedens DR, Tadimalla S, Martin JA, Amendola A, Pedersen DR. T1 assessment of human
       cartilage in an impact injury model. International Society for Magnetic Resonance in Medicine
         th
       17 Scientific Meeting & Exhibition, Honolulu, Hawaii, April 18–24, 2009. Multimedia E-poster
       Session: Cartilage: Quantitative Techniques & Loading.
346. Pedersen DR, Tadimalla S, Thedens DR, Martin JA, Amendola A. Same day T1, T2 and
       dGEMRIC measurements of cartilage post-ACL injury. 3rd International OA imaging Workshop
       Osteoarthritis Imaging: Capitalising on the Knowledge Investment, May 13–16, 2009, York,
       United Kingdom. Podium Presentation.
347. Brown TD, Lundberg HJ, Pedersen DR, Callaghan JJ. Clinical biomechanics of third body
       acceleration of total hip wear. 61st Annual Meeting of the Association of Bone and Joint
       Surgeons, May 13–17, 2009, Maui, Hawaii.
348. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Orientation-dependent impingement contact
       mechanics for hard-on-hard total hip bearings. 33rd Annual Meeting of the American Society of
       Biomechanics, August 26–29, 2009, State College, Pennsylvania. Poster Presentation.

349. Williams G, Allen E, Wu J, Rudert MJ, Pedersen DR. Assessment of the Pressore Step™
       system as an extended wear weightbearing activity monitor for use with orthopaedic patients.



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     33rd Annual Meeting of the American Society of Biomechanics, August 26–29, 2009, State
     College, Pennsylvania. Poster Presentation.
350. Thedens DR, Tadimalla S, Martin JA, Amendola A, Pedersen DR. T1rho assessment of human
     cartilage impact injury model. OARSI World Congress on Osteoarthritis 2009, September 10–
     13, 2009, Montreal, Quebec, Canada. Abstract Control # 457, Poster Presentation.
351. Pedersen, DR, Elkins JM, Callaghan JJ, Brown TD. Impingement contact mechanics of total hip
     bearings. Closed Scientific Meeting of the Hip Society September 24–26, 2009, Palo Alto,
     California, Podium Presentation, Session V: Impingement and Dislocation.
352. Williams GN, Thedens DR, Tadimalla S, Amendola A, Pedersen DR. T1rho imaging of cartilage
     in the first year after ACL injury. Segal North American Osteoarthritis Workshop III, October 1–3,
     2009, Chigago, Illinois. Poster Presentation.
353. Elkins JM, Pedersen DR, Tochigi Y, Rudert MJ, Ellis BJ, Callaghan JJ, Weiss JA, Brown TD.
     Implementing a fiber-directed anisotropic capsule in a total hip arthroplasty dislocation finite
     element model. 56th Annual Meeting of the Orthopaedic Research Society, March 6–9, 2010,
     New Orleans, Louisiana. Poster #2111: Session 57 Arthropolasty - Finite Element Analysis.
354. Elkins JM, Pedersen DR, Tochigi Y, Rudert MJ, Ellis BJ, Callaghan JJ, Weiss JA, Brown TD.
     Effect of cup orientation on resistance to hip dislocation during flexion/exorotation-dominated
     kinetic challenge. 56th Annual Meeting of the Orthopaedic Research Society, March 6–9, 2010,
     New Orleans, Louisiana. Poster #2029: Session 54 Total Hip Arthroplasty – Biomechanics.
355. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Impingement contact mechanics for hard-on-
     hard total hip bearings. 56th Annual Meeting of the Orthopaedic Research Society, March 6–9,
     2010, New Orleans, Louisiana. Poster #2110: Session 57 Arthropolasty - Finite Element
     Analysis.
356. Kang L, Baer TE, Rudert MJ, Pedersen DR, Brown TD. An iterative calibration algorithm for
     transient contact stress sensor grids. 56th Annual Meeting of the Orthopaedic Research Society,
     March 6–9, 2010, New Orleans, Louisiana. Paper #405: Short Talk Session 18 Total Knee
     Arthroplasty.
357. Seol DR, Choe HH, Jang KW, Lehman AD, Homandberg G, Heiner AD, Ramakrishnan PS, Lim
     TH, Martin JA, Pedersen DR. Effect of impact-induced chemical factors on bovine articular
     cartilage: A cell proliferation and migration study. 56 th Annual Meeting of the Orthopaedic
     Research Society, March 6–9, 2010, New Orleans, Louisiana. Poster #981: Session 27
     Cartilage Repair.


                                                     109
College of Medicine                         Curriculum Vitae                        Douglas Ray Pedersen

358. Thedens DR, Klocke NF, Martin JA, Baer TE, Pedersen DR. Effect of B0 magnetic field
     changes on quantitative T1 relaxation measurements. 56th Annual Meeting of the Orthopaedic
     Research Society, March 6–9, 2010, New Orleans, Louisiana. Poster #1353: Session 36
     Imaging and Diagnostics.
359. Klocke NF, Thedens DR, Martin JA, Brown TD, Pedersen DR. Semi-automatic canny edge
     detected line profiles through the lateral femoral condyle in normal subjects using articular
     cartilage-specific MRI. The University of Iowa College of Engineering’s Research Open House,
     April 8, 2010, Iowa City, Iowa. Poster Presentation.
360. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Impingement contact mechanics for hard-on-
     hard total hip bearings. The Carver College of Medicine, College of Pharmacy, College of Public
     Health, Institute for Clinical and Translational Science and VA Health System Research Week,
     April 13–15, 2010, Iowa City, Iowa. Poster Presentation.
361. Thedens DR, Klocke NF, Amendola A, Pedersen DR. Semi-automated profile generation for
     functional cartilage imaging. ISMRM/ESMRMB Joint Annual Meeting, May 1–7, 2010,
     Stockholm, Sweden. Multimedia E-Poster. Session: Meniscus & Cartilage.
362. Thedens DR, Klocke NF, Martin JA, Baer TE, Pedersen DR. Effect of B0 magnetic field
     changes on quantitative T1 relaxation measurements. 4th International Workshop on Imaging
     Based Measures of Osteoarthritis. June 2–4, 2010 Vancouver, Canada. Podium Presentation:
     Session I.
363. Klocke NF, Thedens DR, Martin JA, Amendola A, Brown TD, Pedersen DR. A line profile
     approach to quantify PTOA using T1rho MRI. 6th World Congress on Biomechanics, August 1–
     6, 2010, Suntec City, Singapore. Podium Presentation.
364. Elkins JM, Rudert MJ, Tochigi Y, Pedersen DR, Ellis B, Callaghan JJ, Weiss JA, Brown TD.
     The capsule’s contribution to total hip construct stability—A finite element analysis. 34th Annual
     Meeting of the American Society of Biomechanics, August 18–21, 2010, Providence, Rhode
     Island. Podium Presentation: Computational Modeling Session.
365. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Three dimensional fracture mechanics of
     ceramic total hip bearings. 34th Annual Meeting of the American Society of Biomechanics,
     August 18–21, 2010, Providence, Rhode Island. Podium Presentation: Orthopaedics Session.
366. Klocke NF, Thedens DR, Martin JA, Amendola A, Brown TD, Pedersen DR. A line profile
     approach to quantify PTOA using T1r MRI. 34th Annual Meeting of the American Society of
     Biomechanics, August 18–21, 2010, Providence, Rhode Island. Poster Presentation.

                                                  110
College of Medicine                         Curriculum Vitae                         Douglas Ray Pedersen

367. Thedens DR, Klocke NF, Martin JA, Baer TE, Pedersen DR. Effect of B0 magnetic field
     changes on quantitative T1r relaxation measurements. 2010 Osteoarthritis Research Society
     International (OARSI) World Congress, September 23–26, 2010, Brussels, Belgium. Poster
     Presentation.
368. Pedersen DR, Thedens DR, Klocke NF, Amendola A. Semi-automated profile generation for
     functional cartilage imaging. 7th Combined Meeting of the Orthopaedic Research Societies
     (CORS), October 16–20, 2010, Kyoto, Japan. Poster Presentation.
369. Elkins JM, Stroud NJ, Pedersen DR, Tochigi Y, Rudert MJ, Callaghan JJ, Weiss JA, Brown TD.
     The effect of regional hip capsule defects on total hip dislocation stability — A finite element
     analysis. 57th Annual Meeting of the Orthopaedic Research Society, January 13–16, 2011, Long
     Beach, California. Poster #1019: Session Title: Arthroplasty: Finite Element Analysis.
370. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Total hip instability in the morbidly obese
     patient — A finite element exploration. 57th Annual Meeting of the Orthopaedic Research
     Society, January 13–16, 2011, Long Beach, California. Podium Presentation: Session 03
     Implant FE Modeling.
371. Klocke NF, Thedens DR, Amendola A, Martin JA, Pedersen DR. Sensitivity of T1ρ MRI to
     cartilage injury after acute ACL rupture. 57th Annual Meeting of the Orthopaedic Research
     Society, January 13–16, 2011, Long Beach, California. Poster #1582: Session Title: Diagnostics
     Tissue and Organ Imaging.
372. Teusink MJ, Callaghan KA, Klocke NF, Pedersen DR, Johnston RC, Callaghan JJ. Femoral
     remodeling around well-fixed cemented Charnley total hip Arthroplasty: A minimum twenty year
     follow-up study. 57th Annual Meeting of the Orthopaedic Research Society, January 13–16,
     2011, Long Beach, California. Poster #0984: Session Title: Arthroplasty: Hip, Clinical.
373. Elkins JM, Stroud NJ, Pedersen DR, Tochigi Y, Rudert MJ, Callaghan JJ, Weiss JA, Brown TD.
     The effect of regional hip capsule defects on total hip dislocation stability — A finite element
                  th
     analysis. 57 Annual Meeting of the Orthopaedic Research Society, January 13–16, 2011, Long
     Beach, California. ORS Awards Presentation, January 15, 2011. William H. Harris Award
     Winner.
374. Klocke NF, Thedens DR, Martin JA, Amendola A, Pedersen DR, Brown TD. Comparison of
     compositional cartilage changes after ACL rupture as detected by T1ρ MRI. 9th Annual College
     of Engineering Research Open House, April 7, 2011, Iowa City, IA. Poster Presentation.



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College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

375. Elkins JM, Pedersen DR, Tochigi Y, Callaghan JJ, Brown TD. The effect of variable
     capsulorrhaphy on total hip stability. The Carver College of Medicine, College of Pharmacy,
     College of Public Health, Institute for Clinical and Translational Science and VA Health System
     Translational Genomics Health Sciences Research Week, April 13, 2011, Iowa City, Iowa.
     Poster Presentation.
376. Elkins JM, Pedersen DR, Callaghan JJ, Brown TD. Fracture mechanics of ceramic total hip
     liners during impingement. The Carver College of Medicine, College of Pharmacy, College of
     Public Health, Institute for Clinical and Translational Science and VA Health System
     Translational Genomics Health Sciences Research Week, April 13, 2011, Iowa City, Iowa.
     Poster Presentation.
377. Elkins JM, Pedersen DR, Yack JH, Callaghan JJ, Brown TD.Increased risk of dislocation in
     morbidly obese total hip patients—A finite element analysis. The Carver College of Medicine,
     College of Pharmacy, College of Public Health, Institute for Clinical and Translational Science
     and VA Health System Translational Genomics Health Sciences Research Week, April 13,
     2011, Iowa City, Iowa. Poster Presentation.
378. Elkins JM, Kruger KM, Pedersen DR, Callaghan JJ, Brown TD. The influence of total hip cup
     geometry on edge-loading severity in metal-on-metal bearings. The Carver College of Medicine,
     College of Pharmacy, College of Public Health, Institute for Clinical and Translational Science
     and VA Health System Translational Genomics Health Sciences Research Week, April 13,
     2011, Iowa City, Iowa. Poster Presentation. Poster selected for Most Outstanding Entry for the
     Carver College of Medicine.
379. Thedens DR, Klocke NF, Martin JA, Baer TE, Pedersen DR. Consistency of
     T1measurements: A phantom study. ISMRM Annual Meeting, May 9–12, 2011, Montréal,
     Québec, Canada. Poster Presentation #1099.
380. Klocke NF, Thedens DR, Amendola A, Pedersen DR, Brown TD. Towards T1rho in the clinic: A
     3.0T and 1.5T comparison. OARSI 5th International Workshop on Osteoarthritis Imaging, June
     8–11, 2011, Salzburg, Austria. Poster Presentation.
381. Elkins JM, Pedersen DR, Sing B, Yack JH, Callaghan JJ, Brown TD. Dislocation in the morbidly
     obese total hip patient. 35th Annual Meeting of the American Society of Biomechanics, August
     10–13, 2011, Long Beach, California. Podium Presentation: Orthopaedics.




                                                   112
College of Medicine                        Curriculum Vitae                       Douglas Ray Pedersen

382. Klocke NF, Thedens DR, Amendola A, Pedersen DR. Effects of spin-lock time selection in
      T1rho relaxometry. OARSI World Congress on Osteoarthritis 2011, September 15–18, 2011,
      San Diego, California. Poster Presentation.
383. Pedersen DR, Martin JA, Klocke NF, Roberts NH, Thedens DR, Williams GN, Amendola A.
      Biopsies and Imaging at ACL Reconstruction. 6th International Workshop on Osteoarthritis
      Imaging/OARSI OA Biomarkers Workshop III—Imaging Biomarker Validation and Qualification,
      July 12-14, 2012. Hilton Head Island, South Carolina. Podium Presentation


IV.    SERVICE

Professional Affiliations:
American Society of Mechanical Engineers (1994)
American Society of Biomechanics (1985)
Iowa Academy of Science (1980)
Orthopaedic Research Society (1986)
The Hip Society (1999)
Information Technology Committee, Orthopaedic Research Society (2002–2004)
Osteoarthritis Research Society International (2008)




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