Patent ID: 9011554
Filing Date: 2015-04-21
Classification: A61F

Abstract:
1. A prosthetic foot assembly comprising: a single, continuous, generally J-shaped curvilinear spring element including a rounded portion transitioning between upper and lower spring extensions, the upper spring extension including a mounting region between the rounded portion and a distal end of the upper spring extension and the rounded portion traversing greater than 180° between the upper and lower spring extensions; at least one separate and physically distinct leaf spring spanning a gap defined by a distance between a lower surface of the upper spring extension and an upper surface of the lower spring extension, said at least one leaf spring having a toe region and a proximal end, said proximal end including an upper spring extension contact region adapted to slidingly contact the upper spring extension and said toe region being disposed above and fixedly attached to the lower spring extension of the generally J-shaped curvilinear spring element; and