1
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 ...


2
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 ...


3
Matthew P Poggie, Peter S Walker, Frederick C Ewald: Apparatus for knee prosthesis. Pfizer Hospital Products Group, Peter C Richardson, Lawrence C Akers, Raymond W Augustin, October 5, 1993: US05250050 (258 worldwide citation)

A modulator apparatus for use in the preparation of bone surfaces and the implantation of a modular total knee prosthesis in a patient, which apparatus comprises cutting guides, templates, alignment devices, a distractor and clamping instruments which provide modularity and facilitate bone resection ...


4
Matthew P Poggie, Peter S Walker, Frederick C Ewald: Apparatus for knee prosthesis. Pfizer Hospital Products Group, Peter C Richardson, Lawrence C Akers, Raymond W Augustin, March 26, 1991: US05002547 (248 worldwide citation)

A modular apparatus for use in the preparation of bone surfaces and the implantation of a modular total knee prosthesis in a patient, which apparatus comprises cutting guides, templates, alignment devices, a distractor and clamping instruments which provide modularity and facilitate bone resection a ...


5
Peter S Walker, Rocco Borzone: Joint prosthesis. Howmedica, Pennie & Edmonds, July 1, 1980: US04209861 (174 worldwide citation)

A novel knee prosthesis is disclosed comprising a femoral component and a tibial component adapted respectively to be secured to the adjacent ends of the femur and tibia, with each component comprising a spaced pair of bearing portions for articulation of the knee in the sagittal plane. A first guid ...


6
John N Insall, Peter S Walker: Knee joint prosthesis. New York Society for the Relief of the Ruptured and Crippled, Brumbaugh Graves Donohue & Raymond, July 22, 1980: US04213209 (135 worldwide citation)

A knee joint prosthesis comprises a femoral component having laterally spaced-apart condylar portions shaped to match generally the shapes of the condylar surfaces of the femur and a tibial component having a plate-like platform portion which includes laterally spaced-apart concavities in the extern ...


7
Peter S Walker: Prosthesis for knee replacement. Lowe Price LeBlanc & Becker, March 11, 1997: US05609639 (113 worldwide citation)

A knee prosthesis includes a femoral component in which the condyles have a continuous contact surface for the tibial bearing surface and in which the sagittal radius is constant from posterior to a point more anterior than the distalmost point, The tibial bearing surface is shaped to have a curvatu ...


8
Peter S Walker, Frederick C Ewald: Process and apparatus for tibial plateau compenent. Wolf Greenfield & Sacks, April 18, 1989: US04822362 (108 worldwide citation)

A prosthesis and a surgical procedure (process) therefore are provided having a relatively thin plate fitted to a resected portion of the tibial plateau with the plate fitting uniformly around a major portion of the calcareous bone of the cortical wall. A pin on the under side of the plate aligned s ...


9
Peter S Walker: Prosthesis for knee replacement. Lowe Price LeBlanc & Becker, July 19, 1994: US05330533 (106 worldwide citation)

A knee prosthesis includes a femoral component in which the condyles have a continuous contact surface for the tibial bearing surface and in which the sagittal radius is constant from posterior to a point more anterior than the distalmost point. The tibial bearing surface is shaped to have a curvatu ...


10
Matthew P Poggie, Peter S Walker, Frederick C Ewald: Apparatus for knee prosthesis. Pfizer Hospital Products Group, Peter C Richardson, Lawrence C Akers, Raymond W Augustin, May 26, 1992: US05116338 (106 worldwide citation)

A modulator apparatus for use in the preparation of bone surfaces and the implantation of a modular total knee prosthesis in a patient, which apparatus comprises cutting guides, templates, alignment devices, a distractor and clamping instruments which provide modularity and facilitate bone resection ...