Knee prosthesis

Details Knee prosthesis Knee prosthesis

1997-04-29

1999-03-09

Milano, Michael J.

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

Implantable prosthesis

Bone

A61F 238

Patent

active

058793925

ABSTRACT:
A knee prosthesis comprising a femoral component, a tibial component and a meniscal component therebetween, a stabilising peg extending from the tibial component through an elongated slot in the meniscal component and into an opening in the femoral component between a pair of condylar members thereof. The part of the peg extending through the slot allows the meniscal component to rotate and also to move linearly about the peg along one path, whilst the part of the peg in said opening engages cam surfaces on a projection between said condylar members as the knee is flexed, in use, and said linear movement of the meniscal component occurs.

REFERENCES:
patent: 4213209 (1980-07-01), Insall
patent: 4224697 (1980-09-01), Murray
patent: 4298992 (1981-11-01), Burstein et al.
patent: 5330534 (1994-07-01), Herrington
patent: 5549686 (1996-08-01), Johnson
patent: 5571197 (1996-11-01), Insall
patent: 5658344 (1997-08-01), Hurlburt
Mr. A.J. Polyzoides, FRCS and Dr. A. Tsakonas, MD; The Rotaglide.sup.RTM Total Knee System, Corin Medical Ltd 1997.

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