Steven S Gill, Colin Walker, James van Hoeck, Larry Gause: Artificial intervertebral joint permitting translational and rotational motion. Sofamor Danek Holdings, Woodard Emhardt Naughton Mariarty & McNett, September 5, 2000: US06113637 (541 worldwide citation)

An intervertebral joint prosthesis having a ball component (22) for engagement with a first vertebra (26) and a trough component (24) for engagement with a second vertebra (27) adjacent to the first vertebra is disclosed. The trough component (24) includes a generally concave surface (50) having a s ...

Peter S Walker, Frederick C Ewald: Method of designing and manufacturing a human joint prosthesis. Wolf Greenfield & Sacks, June 26, 1990: US04936862 (520 worldwide citation)

A customized human joint prosthesis replicating the primary contours and dimensions of a patient's bone is designed and manufactured utilizing an average anatomical bone shape. The average anatomical bone shape is generated by digitizing and storing in a computer memory the average three dimensional ...

Gerard A Ateshian, Van C Mow, Robert J Pawluk, Melvin P Rosenwasser: Anatomically correct prosthesis and method and apparatus for manufacturing prosthesis. The Trustees of Columbia University in the City of New York, John P Cooper & Dunham White, October 3, 2000: US06126690 (299 worldwide citation)

A joint prosthesis for attachment to a bone of a patient, comprising an anchor with a head surface and a stem for attachment to an end of the bone, the head surface having an anatomically accurate shape.


Peter S Walker, Frederick C Ewald: Method of design of human joint prosthesis. Wolf Greenfield & Sacks, April 18, 1989: US04822365 (298 worldwide citation)

A method of designing a prosthesis having convex male and concave female mating portions is provided for a human joint comprising a condylar male portion the surface of which is generated by the piecewise analysis of an anatomical condyle, which can be an average condyle or a selected condyle, or a ...

David M Martinez, Roger G Carignan, S David Stulberg: Modulator knee prosthesis system. Cislo & Thomas, July 31, 1990: US04944757 (290 worldwide citation)

A modular knee joint prosthesis using variably sized components for joining a variably resected tibia bone and a femur bone, having a tibial platform defining peripheral edges on its bottom surface for engaging beveled edges of the plates or spacers. The platform has an upraised boss on a top surfac ...

Roger W Hood, Serafin Y Samson, Robert D Carter: Modular knee joint prosthesis. Orthomet, Fredrikson & Byron, December 6, 1994: US05370699 (278 worldwide citation)

An implantable knee joint prosthesis which comprises a tibial tray, an articulating tibial insert attached to the tibial tray, and a femoral condylar component adapted to cooperatively bear upon the tibial insert. The femoral component has an intercondylar recess having parallel lateral side walls a ...

Dennis F Fabian, William C Kim, Rick W Basset, Michael A Jacobs: Modular knee prosthesis. Kirschner Medical Corporation, Frost & Jacobs, June 26, 1990: US04936853 (273 worldwide citation)

The present invention relates to an implantable knee joint prosthesis which is designed to replace the engaging surfaces of the femur and tibia of a dysfunctional human knee joint. In its most general form, the invention comprises an implantable knee joint prosthesis having a tibial stem portion, a ...

Ramon B Gustilo, James A Rand, Jeffrey G Roberts, Jennifer J Lackey: Modular knee joint prosthesis. Pravel Gambrell Hewitt Kimball & Krieger, August 21, 1990: US04950298 (259 worldwide citation)

A femoral component base having a pair of laterally spaced apart condylar portions, each of which has an external surface that is smoothly convexly curved anterior-posteriorly to match generally the distal profile of the anatomical femoral condyle and smoothly convexly curved laterally throughout it ...

Hans F Schmotzer: Femoral hip-joint prosthesis with a logarithmically extending curvature. Plus Endoprothetik, Oliff & Berridge, May 7, 2002: US06383228 (253 worldwide citation)

A femoral hip-joint prosthesis having a tapered stem for implantation by cement. The prosthesis has a collarless shoulder at a proximal end and a stem extending therefrom to a distal end in tapered fashion. A logarithmically extending curvature of anterior and posterior side faces of a first subsidi ...