Ronald Harry Nelson - Salt Lake City UT, US Brian T. Coop - Arlington VA, US Gerald Stark - Chattanooga TN, US Daniel Buck - Salt Lake City UT, US
International Classification:
A61F 2/66
US Classification:
623 55, 623 53
Abstract:
A prosthetic foot is provided with an ankle plate for attachment to a lower leg prosthesis and supporting a composite frame having a hollow composite biasing structure, preferably in the form of a generally helical spring curved about a vertical axis.