1
Kathy K Wang, Larry J Gustavson, John H Dumbleton: High strength, low modulus, ductile, biopcompatible titanium alloy. Pfizer Hospital Products Group, Peter C Richardson, Lawrence C Akers, Mark Dryer, August 15, 1989: US04857269 (72 worldwide citation)

A high strength, low modulus, ductile, biocompatible titanium base alloy containing one or more isomorphous beta stabilizers, eutectoid beta stabilizers and optional alpha stabilizers, characterized by a modulus of elasticity not exceeding 100 GPa; a method for the preparation of said alloy and pros ...


2
Kathy K Wang, Larry J Gustavson, John H Dumbleton: Prosthesis formed from dispersion strengthened cobalt-chromium-molybdenum alloy produced by gas atomization. Pfizer Hospital Products Group, Peter C Richardson, Lawrence C Akers, Mark Dryer, December 22, 1987: US04714468 (59 worldwide citation)

A dispersion strengthened cobalt-chromium-molybdenum alloy produced by gas atomization containing a fine oxide dispersion, and characterized, after fabrication by gas atomization, thermomechanical processing and further high temperature exposure, by excellent corrosion resistance, high fatigue stren ...


3
Larry J Gustavson: Porous fixation surface. Pfizer Hospital Products Group, Peter C Richardson, Lawrence C Akers, Raymond W Augustin, April 28, 1992: US05108432 (56 worldwide citation)

A prosthetic part for use as an orthopedic implant has a base member defining an outer surface for implantation adjacent a prepared bone surface. The outer surface includes a recessed area having a predetermined shape and depth. A first rigid plate having this predetermined shape and having a plural ...


4
Kathy K Wang, Larry J Gustavson, John H Dumbleton: Dispersion strengthened cobalt-chromium-molybdenum alloy produced by gas atomization. Pfizer Hospital Products Group, Charles J Knuth, Peter Richardson, Mark Dryer, May 26, 1987: US04668290 (56 worldwide citation)

A dispersion strengthened cobalt-chromium-molybdenum alloy produced by gas atomization containing a fine oxide dispersion, and characterized, after fabrication by gas atomization, thermomechanical processing and further high temperature exposure, by excellent corrosion resistance, high fatigue stren ...


5
Larry J Gustavson, Melvin M Schwartz: Cast bone ingrowth surface. Pfizer Hospital Products Group, Lawrence C Akers, Raymond W Augustin, Richardson Peter C, April 28, 1992: US05108435 (51 worldwide citation)

A prosthetic part for use as an orthopaedic implant has a cast metal base member and a tissue ingrowth surface spaced outwardly therefrom. The tissue ingrowth surface is in the form of a cast metal lattice element which covers at least a part of the outer surface of the base member. The cast metal l ...


6
Kathy K Wang, Larry J Gustavson, John H Dumbleton: Method of making high strength, low modulus, ductile, biocompatible titanium alloy. Pfizer Hospital Products Group, Peter C Richardson, Lawrence C Akers, Mark Dryer, August 28, 1990: US04952236 (19 worldwide citation)

Method for preparing a high strength, low modulus, ductile, biocompatible titanium base alloy containing one or more isomorphous beta stabilizers, eutectoid beta stabilizers and optional alpha stabilizers, characterized by a modulus of elasticity not exceeding 100 GPa; comprising blending pre-select ...


7
Kathy K Wang, Larry J Gustavson: Orthopaedic wires and cables and methods of making same. Stryker Technologies Corporation, Lerner David Littenberg Krumholz & Mentlik, November 6, 2001: US06312635 (2 worldwide citation)

Orthopaedic wires, cables, and methods of making them are based on the discovery that, in clinical orthopaedic applications, material toughness and fatigue strength are as important or more important than ultimate tensile strength. The wires and cables of the invention have a tensile strength lower ...


8
Kathy K Wang, Larry J Gustavson: Orthopaedic wires and cables and methods of making same. Stryker Technologies Corporation, Lerner David Littenberg Krumholz & Mentlik, April 4, 2000: US06045909 (1 worldwide citation)

Orthopaedic wires, cables, and methods of making them are based on the discovery that, in clinical orthopaedic applications, material toughness and fatigue strength are as important or more important than ultimate tensile strength. The wires and cables of the invention have a tensile strength lower ...