Prosthetic foot with tunable performance
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United States of America Patent
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Dec 6, 2011
Grant Date -
Sep 13, 2007
app pub date -
Apr 1, 2005
filing date -
Sep 30, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A resilient lower extremity prosthesis comprising a foot, an ankle and a shank above the ankle is provided with an artificial muscle on the shank of the prosthesis for storing energy during force loading of the prosthesis in the active propulsion phase of a person's gait and in the later stages of stance-phase of gait releasing the stored energy to aid propulsion of the person's trailing limb and body.
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