Dual-geometry acetabular cup component and method of implant

Details Dual-geometry acetabular cup component and method of implant Dual-geometry acetabular cup component and method of implant

A - Human Necessities

61

F

3/105

A61F 2/34 (2006.01) A61F 2/00 (2006.01) A61F 2/30 (2006.01) A61F 2/32 (2006.01)

Patent

CA 1283754

Abstract of the Disclosure An acetabular cup has a shell component with an outer surface including a frusto-conical surface portion and a spherical surface portion and an acetabulum is prepared with an inner surface includ- ing a frusto-conical surface portion and a spherical surface portion, the spherical surface portions having essentially the same radius and the frusto-conical surface portions having relative dimensions such that upon nesting of the spherical surface portions in contiguous relationship, the frusto-conical portions engage one another in an interference fit to secure the shell component within the prepared acetabulum.

527026

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