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The Ankle Joint

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					   The Ankle Joint

 Becky Gettinger, Laura Boehm,
Laura Weissmueller, Jenny Breden
             Bone Structure
• Articulation of tibia, fibula, and talus
• Synovial hinge joint
                           Movement
• Dorsiflexion
                »   Extensor digitorum longus
                »   Peroneus tertius
                »   Extensor hallucis longus
                »   Tibialis anterior
• Plantar flexion
                »   Peroneus longus and brevis
                »   Gastrocnemius
                »   Plantaris
                »   Soleus
                »   Flexor digitorum longus
                »   Flexor hallucis longus
                »   Tibialis posterior
Movement
                     Ligaments
                    Lateral View
• Add stability to joint along with the help of the muscles
  crossing the joint
• Anterior talofibular ligament
• Calcaneofibular ligament
                Ligaments
               Lateral View
•Talocalcaneal ligament
•Calcaneonavicular ligament
•Tibiofibular ligament
                        Ligaments
                        Medial View
• Deltoid Ligament
               » Posterior tibiotalar part
               » Tibionavicular part
               » Tibiocalcaneal part
                     Ligaments
                    Posterior View
•Calcaneofibular ligament
•Posterior talofibular ligament
•Posterior tibiotalar part of deltoid ligament
 Common Conditions of the Ankle
• Ankle arthritis occurs when the tibiotalar
  joint has damaged or worn cartilage
  causing pain and swelling of the talus,
  tibia, or fibula.
• Ankle arthritis most likely involved in
  inflammatory arthritis occurring after injury.


  http://orthopedics.about.com/gi/dynamic/offsite.htm?zi=1/XJ/Ya&sdn=orthopedics&cdn=health&tm=45&gps=82_14
  6_1020_558&f=00&tt=14&bt=0&bts=1&zu=http%3A//www.orthop.washington.edu/faculty/Sangeorzan/anklearthriti
  s/01
                                                     Ankle Sprain
• Injury to ligament in ankle when stretched or torn
• Most common orthopedic injuries
• Occurs when person lands from jumping or running on to
  an uneven surface.
• Grade I Ankle Sprain
          – Stretched ligament, pain and swelling, difficulty jogging or
            jumping
• Grade II Ankle Sprain
          – Partial tear of ligament, moderate pain, can take a few steps
• Grade III Ankle Sprain
          – Complete tear of ligaments, severe painful, difficulty walking
http://orthopedics.about.com/cs/sprainsstrains/a/anklesprain.htm
                   Ankle Sprain
This is a picture of the inversion sprain which is more common
than the eversion sprain.
            Ankle Fractures
• Ankle fracture occurs in either the tibia,
  fibula, or the talus.
• Most commonly occurs in the tibia or
  fibula.
• Often includes total tear of one or more
  ankle ligaments
• Symptoms: pain to touch, swelling,
  bruising, inability to walk
Ankle Fracture
         Achilles Tendonitis
• Irritation and inflammation of Achilles
  tendon in posterior of ankle
• It is an overuse injury that occurs in
  middle-aged athletes
• Caused by lack of flexibility or
  overpronation
• Symptoms: pain and swelling over
  posterior of heel
• Can lead to small tears within the tendon

				
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posted:9/23/2011
language:English
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