| 摘要 |
The invention concerns acetabular cups for prostheses. The inventive acetabular cup is essentially characterized in that it comprises a cup (20) with a generally hemispherical external shape, the cup including an open hollow housing (21), and an insert (23) wherein is provided a hemispherical cavity (24) into which is urged to co-operate in rotation a spherical head, the insert having an external shape substantially matching the housing (21) so as to be plugged therein, the cup (20) including a central base (30) constituting the polar cap of the cup (20), a specific number of cup portions (31-33) and means (34) for associating the cup portions (31-33) with at least the central base (30) to form the cup with its housing (21). The invention is useful for producing a prosthesis, in particular a hip prosthesis or the like.
|
