Patent ID: 8007544

Claim:
In combination, an elongate foot support adapted for use in a prosthetic foot and a monolithic adapter mounted to a posterior portion of the foot support, the adapter comprising a pyramid vertically oriented with respect to a support surface on which the foot rests, the pyramid extending along an axis at a non-perpendicular angle relative to the base of the adapter, the adapter having a base with a length contacting the foot support, said base being inclined along substantially the entire length of the adapter from a rearmost end to a frontmost end of the adapter at a constant angle relative to the pyramid and to the support surface, the base in contact with the foot support along substantially the entire length of the adapter from the rearmost end to the frontmost end of the adapter during motion of the prosthetic foot through a complete gait cycle of the prosthetic foot, the base being monolithic with a curved portion at an anterior section of the adapter, the base defining an edge at the anterior section having a radius of curvature of between about 0.5 cm and 4 cm.