A joint replacement prosthesis

Details A joint replacement prosthesis A joint replacement prosthesis

A - Human Necessities

61

F

A61F 2/36 (2006.01) A61F 2/46 (2006.01)

Patent

CA 2264283

The invention is directed to a joint replacement prosthesis comprising a conical base (6) and a hemispherical or part hemispherical top (7) providing a hemispherical or part hemispherical replacement bearing surface, the prosthesis being shaped and sized to be a wedge fit in a conical recess formed in the head or neck of a human femur or humerus without removal of all of the neck of the femur or humerus.

L'invention concerne une prothèse de remplacement d'une articulation, laquelle comprend une base conique (6) ainsi qu'un élément supérieur hémisphérique ou partiellement hémisphérique (7), constituant une surface porteuse de remplacement hémisphérique ou partiellement hémisphérique, et est conçue et dimensionnée pour constituer un ajustement en coin dans un évidement conique ménagé dans la tête ou le col d'un fémur ou humérus humain, sans qu'il soit nécessaire d'enlever tout la tête du fémur ou de l'humérus.

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