Articular prosthetic device

Details Articular prosthetic device Articular prosthetic device

1993-06-08

1995-04-11

Green, Randall L.

Prosthesis (i.e., artificial body members), parts thereof, or ai

Implantable prosthesis

Bone

623 22, A61F 230, A61F 232

Patent

active

054053927

ABSTRACT:
Articular prosthetic device which comprises: a half-shell having an inner surface and an insert having an outer surface, the inner surface of the half-shell and the outer surface of the insert being shaped so that the insert is retained within the half-shell when it is pushed therein, by applying a force thereto directed along an axis of impaction, with surface contact between the two mating surfaces, the outer surface of the insert comprising a plurality of sections, each section forming, in cross-section, with the impaction axis, an internal angle of less than 12.degree., the inner surface of the half-shell comprising portions mating with the sections and forming in cross-section, with the impaction axis, an external angle substantially equal to the internal angle.

REFERENCES:
patent: 4624674 (1986-11-01), Pappas et al.
patent: 4681589 (1987-07-01), Tronzo
patent: 4798610 (1989-01-01), Averill et al.
patent: 4878918 (1989-11-01), Tari et al.
patent: 4919674 (1990-04-01), Schelhas
patent: 5062853 (1991-11-01), Forte
patent: 5092897 (1992-03-01), Forte
patent: 5263988 (1993-11-01), Huebner

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