Prosthetic device

Details Prosthetic device Prosthetic device

1980-06-18

1981-08-25

Crowder, Clifford D.

Surgery

Truss

Pad

128 92C, A61F 103

Patent

active

042850703

ABSTRACT:
A patella prosthesis having a plurality of bearing surfaces designed to provide low-friction interaction throughout the entire range of leg extension and flexure with a metal condylar replacement prosthesis is disclosed. The prosthesis provides a combination of a reinforced patella surface and a femoral prosthetic surface having both a prolonged anterior flange and a central opening for the passage of the cruciate ligaments.

REFERENCES:
patent: 3878566 (1975-04-01), Bechtol
patent: 3924277 (1975-12-01), Freeman et al.
patent: 3927423 (1975-12-01), Swanson
patent: 3964106 (1976-06-01), Hutter et al.
patent: 4007495 (1977-02-01), Frazier
patent: 4016606 (1977-04-01), Murray et al.
patent: 4041550 (1977-08-01), Frazier
patent: 4094017 (1978-06-01), Matthews et al.
patent: 4136405 (1979-01-01), Pastrick et al.
patent: 4151615 (1979-05-01), Hall
patent: 4158894 (1979-06-01), Worrell

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