Ceramic metal composite for orthopaedic implants

Details Ceramic metal composite for orthopaedic implants Ceramic metal composite for orthopaedic implants

A - Human Necessities

61

L

A61L 27/40 (2006.01) A61L 27/04 (2006.01) A61L 27/10 (2006.01)

Patent

CA 2649108

The invention relates to an orthopaedic implant made of a ceramic metal composite. The composite (28, 48, 54) includes one phase that is a biocompatible metal or metal alloy and a second phase of ceramic particles examples of which include carbides, nitrides and/or oxides. In some embodiments, the implant comprises a homogeneous ceramic layer (24) as part of a multilayered composition. In some embodiments, the multilayered composition comprises a homogeneous metal layer (32).

L'invention concerne un implant orthopédique constitué d'un composite céramique-métal. Ce composite (28, 48, 54) comprend une phase qui est un métal ou un alliage métallique biocompatible et une seconde phase de particules céramiques, par exemple de carbures, de nitrures et/ou d'oxydes. Dans certains modes de réalisation, l'implant présente une composition multicouche comprenant une couche céramique homogène (24). Dans certains modes de réalisation, ladite composition multicouche comprend une couche métallique homogène (32).

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