Prosthesis (i.e. – artificial body members) – parts thereof – or ai – Implantable prosthesis – Bone
Patent
1991-04-23
1993-08-17
Isabella, David
Prosthesis (i.e., artificial body members), parts thereof, or ai
Implantable prosthesis
Bone
A61F 238
Patent
active
052364623
ABSTRACT:
A two-piece patellar prosthesis for use in combination with a prepared patella has a plastic component with a dome, a body portion and a central post and a second metal component engaged to the surface of the first component opposing said dome, said second component having a porous surface to promote bone ingrowth and a plurality of spikes for preventing rotation.
REFERENCES:
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patent: 3878566 (1975-04-01), Bechtol
patent: 4081866 (1978-04-01), Upshaw et al.
patent: 4158894 (1979-06-01), Worrell
patent: 4462120 (1984-07-01), Rambert et al.
patent: 4479271 (1984-10-01), Bolesky et al.
patent: 4778473 (1988-10-01), Matthews et al.
patent: 4822366 (1989-04-01), Bolesky
patent: 4944756 (1990-07-01), Kenna
Catalog of Dow Corning Wright, Arlington, Tenn., copyright 1989 entitled, "Whiteside ORTHOLOC.RTM. Modular Knee System".
Catalog of Intermedics Orthopedics, Inc., Austin, Tex., copyright 1987 entitled "The Intermedics Natural-Knee.RTM. System with Cancellous-Structured Titanium.TM.".
Catalog of DePuy, Warsaw, Ind., division of Boehringer Mannheim Corporation, copyright 1988, entitled "The AMK.TM. Total Knee System-Design Rationale and Surgical Procedure", pp. 13 and 47.
Catalog of Biomet, Inc., Warsaw, Ind., entitled "AGC Total Knee System--Patellar Femoral Systems".
Booklet published by Smith & Nephew Richards, Inc., Memphis, Tenn., entitled "Surgical Technique-Genesis.TM. Total Knee System Posterior-Stabilized" Article entitled Patellar Prosthesis Positioning in Total Knee Arthroplasty by Luis S. J. Gomes, M. D., Joan E. Bechtold, Ph.D. and Romon B. Gustilo, M.D., published at pp. 72-81 of the Nov., 1988 issue of Clinical Orthopaedics and Related Research.
Catalog of Johnson & Johnson Orthopaedics, New Brunswick, N.J. entitled, "P.F.C..RTM. Total Knee System".
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