Patent ID: 8002842

Claim:
A prosthesis for replacing a portion of the anatomy comprising: an outer bone engaging surface; an inner bearing surface formed opposite the outer bone engaging surface and including at least one aperture; at least one bearing member coupled to the at least one aperture such that the at least one bearing member protrudes above the inner bearing surface and away from the outer bone engaging surface to form an articulated bearing surface; a rim disposed between the inner bearing surface and the outer bone engaging surface, the rim including at least one scallop defined between the inner bearing surface and the outer bone engaging surface and operable to reduce loading on the rim; and wherein the at least one aperture is formed adjacent to the rim; wherein the at least one bearing member includes a plurality of bearing members, wherein the rim includes a plurality of scallops that define a plurality of peaks and a plurality of valleys in alternating arrangement about the rim, wherein the plurality of bearing members are each disposed adjacent a respective one of the plurality of peaks, and the plurality of bearing members and the plurality of valleys are in alternating arrangement with respect to the rim.