Acetabular prosthesis to be fixed without cement

Details Acetabular prosthesis to be fixed without cement Acetabular prosthesis to be fixed without cement

A - Human Necessities

61

F

A61F 2/34 (2006.01)

Patent

CA 2586800

The invention relates to an acetabular prosthesis comprising an, in general, hemispherically shaped insert (1) having a crown (5) and an apex (4), this insert being provided, on its outer surface (2), with at least one fin. The invention is characterized in that the fin (6) has a face (9) starting from the crown (5) of the insert (1) and extending toward the apex (4) of the insert while forming a crest (10). This crest (10) has an, in particular, curved shape.

L'invention se rapporte à une prothèse acétabulaire comprenant un insert (1) de forme générale hémisphérique, présentant une couronne (5) et un sommet (4) , l' insert étant muni sur sa surface extérieure (2) d'au moins une ailette, caractérisé en ce que l'ailette (6) présente une facette (9) s 'étendant depuis la couronne (5) de l' insert (1) et se prolongeant vers le sommet (4) de l' insert en formant une crête (10) , la crête (10) présentant une forme sensiblement incurvée .

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