Prosthetic foot with tunable performance
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United States of America Patent
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-
Sep 30, 2008
Grant Date -
Aug 11, 2005
app pub date -
Mar 29, 2002
filing date -
Mar 30, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A prosthetic foot (70) incorporates a foot keel (71) and a calf shank (72) connected to the foot keel to form an ankle joint area of the prosthetic fool. The foot keel has forefoot and hindfoot portions and an upwardly arched midfoot portion extending between the forefoot and midfoot portions. The calf shank includes a downward convexly curved lower end which is adjustably attached at a portion thereof to the foot keel by way of a releasable fastener arrangement which includes a coupling element (73) intermediate the calf shank and foot keel. The coupling element includes a resilient material forming a joint permitting subtalar joint-like motion of the prosthetic foot in gait.
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