Patent ID: 7794504
Filing Date: 2010-09-14
Classification: A61F,B29C,B29L,Y10T

Abstract:
1. An acetabular implant comprising: a longitudinal axis; a shell having an outer shell surface and an inner shell surface, the outer shell surface configured to contact bone; an integument having an outer integument surface and an inner integument surface, the outer integument surface configured to couple to the inner shell surface; and a plastic bearing having an outer bearing surface and an inner bearing surface, the inner bearing surface defining a socket, the inner integument surface configured to form a friction-fit with the outer bearing surface; wherein the inner integument surface comprises a base centered about the longitudinal axis and extending substantially perpendicular to the longitudinal axis; and wherein the inner integument surface further comprises a first taper portion and a second taper portion, the first taper portion extending a first distance from the base of the integument and the second taper portion extending a second distance from the first taper portion, the second distance exceeding the first distance.