07572295 is referenced by 27 patents and cites 225 patents.

An acetabular implant for use in a hip joint prosthesis is disclosed. The implant includes a body portion comprising a polycarbonate polyurethane. The body portion includes a substantially semispherical inner articulating surface defining a socket sized to receive a head portion of a femoral component of the hip joint prosthesis and an outer engagement surface having an annular protrusion extending outwardly therefrom. The annular protrusion is configured for snap-fit engagement with a corresponding recess in the acetabulum. The implant also includes a deformation control element comprising a polyethylene having an increased durometer hardness relative to the polycarbonate polyurethane and positioned entirely within the body portion between the inner articulating surface and the outer engagement surface.

Title
Cushion bearing implants for load bearing applications
Application Number
10/497897
Publication Number
7572295 (B2)
Application Date
December 3, 2002
Publication Date
August 11, 2009
Inventor
Amiram Steinberg
Moshav Avihail
IL
Agent
Haynes and Boone
Assignee
Active Implants Corporation
CT, US
IPC
A61F 2/32
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