Patent ID: 6764521
Filing Date: 2004-07-20
Classification: A61F

Abstract:
A prosthetic ankle joint for connection between a pylon and a prosthetic foot, the prosthetic ankle joint comprising:a bracket member adapted for connection to a pylon; a base consisting of an upper base portion and a lower base portion, said lower base portion is formed with a substantially hollow receiving inner cavity extending inwardly from an end thereof remote from the upper base portion; a base member movably positioned within the receiving inner cavity and connected to a prosthetic foot, said base member including a linear upright portion and a transverse portion, said transverse portion being transverse to the upright portion and connected to one end thereof, at least one resilient biasing member completely positioned within the receiving inner cavity adjacent said base member, said bracket member and said base being controllably movable in the anterior to posterior direction; and said base member and said prosthetic foot being controllably movable in the side to side direction independently of said base to enable said prosthetic foot to closely follow a walking surface.