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Orthotics

Foot

QuestionAnswer
functions of the foot dynamic base of support, transfers leg rotation to the fixed foot termed talocrural coupling, assist the LE in attenuating impact forces during early stance as pronation occurs, provide a stable rigid base during terminal stance during supination
talocrural joint mortise and trochlear of talus
talocrural joint ligaments lateral is ant and post talofibular calcaneotalofibular, medial-deltoid
subtalar joint concave posterior surface of the talus and convex posterior surace of the calcaneus
subtalar ligs interosseous talocalcaneal and cervical
midtarsal talocalcaneonavicular and calcaneocuboid
intetarsal cuneonavicular, cuboidnavicular, and intercuneiform
midtarsal and intertarsal ligaments long plantar, short plantar, calcaneonavicular or spring, and plantar fascia
open chain pronation df, abd, ev
open chain supination pf, add, in
triplanar movement is in 4 joints 1st and 5th rays, talocrural, subtalar, midtarsal
closed chain pronation ev, add, pf
closed chain supination in, abd, df
Created by: kmeiste010