1
Dennis P Colleran, Stefan M Gabriel, Jorge A Ochoa, Robert E Sommerich: Femoral component condyle design for knee prosthesis. Johnson & Johnson Professional, Nutter McClennen & Fish, February 16, 1999: US05871546 (236 worldwide citation)

A knee joint prosthesis includes a femoral component, a tibial plateau, and a tibial bearing member. The design and geometry of the articulation surfaces of the condylar elements of the femoral component and tibial bearing member is such that contact area between the articulation surfaces is maximiz ...


2
Jorge A Ochoa, Laurel Rogers: Directional bone fixation device. Johnson & Johnson Professional, Nutter McClennen & Fish, February 10, 1998: US05716358 (156 worldwide citation)

A bone fixation device such as a screw, pin, staple, cable or anchor has a microtextured contact surface to enhance installation or gripping characteristics, preferably by providing directional or anisotropic engagement. A surface texture comprised of patterned microfeatures imparts a roughness or a ...


3
Dennis P Colleran, Robert E Sommerich, Jorge A Ochoa: Knee joint prosthesis. Johnson & Johnson Professional, William C Nutter McClennen & Fish Geary III, March 11, 1997: US05609643 (106 worldwide citation)

A knee joint prosthesis includes a femoral component, a tibial plateau and a tibial bearing member. The design and geometry of the articulation surfaces of the condylar elements of the femoral component and tibial bearing member is such that contact area between the articulation surfaces is maximize ...


4
Frank W Chan, Jorge A Ochoa: Prosthetic joints having reduced area bearing surfaces and application thereof to a range of sizes of prosthetic joints. DePuy Orthopaedics, Maginot Moore & Bowman, December 9, 2003: US06660040 (88 worldwide citation)

A prosthetic component is configured to have intentional interruptions in an articulating face thereof. The intentional interruptions are configured to yield an optimum contact area or bearing surface, particularly with regard to low wear and greater lubricity through the application of lubrication ...


5
Jorge A Ochoa, Michael J O Neil: Prosthesis with variable fit and strain distribution. Johnson & Johnson Professional, Nutter McClennen & Fish, August 10, 1999: US05935172 (78 worldwide citation)

A joint prosthesis comprising a metallic body having a plurality of negative surface features such as through-slots, deep grooves, tunnels or pits, or valleys defined between projecting fingers or flutes. The metallic body constitutes the structural component of the prosthesis, such as a shell, plat ...


6
Jorge A Ochoa, Laurel Rogers: Directional bone fixation device. Johnson & Johnson Professional, Nutter McClennen & Fish, February 9, 1999: US05868747 (51 worldwide citation)

A bone fixation device such as a screw, pin, staple, cable or anchor has a microtextured contact surface to enhance installation or gripping characteristics, preferably by providing directional or anisotropic engagement. A surface texture comprised of patterned microfeatures imparts a roughness or a ...


7
Jorge A Ochoa, Farid Bruce Khalili: Proximal femoral sleeve for a revision hip prosthesis. Depuy Orthopaedics, Nutter McClennen & Fish, October 31, 2000: US06139584 (51 worldwide citation)

A sleeve component for engagement with a prosthetic component, such as a revision femoral component, compensates for bone loss and/or anatomical anomalies. In one embodiment, the sleeve includes a compensating region which provides an eccentric outer surface for offsetting proximal, posterior bone l ...


8
Frank W Chan, Jorge A Ochoa: Prosthetic joints having reduced area bearing surfaces and application thereof to a range of sizes of prosthetic joints. DePuy Orthopaedics, Maginot Moore & Beck, March 15, 2005: US06866685 (48 worldwide citation)

A prosthetic component is configured to have intentional interruptions in an articulating face thereof. The intentional interruptions are configured to yield an optimum contact area or bearing surface, particularly with regard to low wear and greater lubricity through the application of lubrication ...


9
C M Jayashankar, Frank D Matthews III, Jorge A Ochoa: Femoral stem with reduced coefficient of friction with respect to bone cement. Johnson & Johnson Professional, Nutter McClennen & Fish, February 16, 1999: US05871549 (19 worldwide citation)

An orthopedic device is provided having a femoral stem with a proximal end, a distal end, and an intermediate portion extending between the proximal end and the distal end. The intermediate portion tapers from a first cross-sectional geometry near the proximal end to a second cross-sectional geometr ...


10
Mark K Kuiper, David Yager, Leonard Tokish Jr, David Michael Rosler, Mark A Reiley, Michael J Funk, Jorge A Ochoa, Susan L Rogers, Christopher R Ralph, Mark T Charbonneau, Richard J Broman, Thomas J McLeer: Crossbar spinal prosthesis having a modular design and systems for treating spinal pathologies. GMEDelaware 2, July 17, 2012: US08221461 (3 worldwide citation)

An adaptable spinal facet joint prosthesis, including a pedicle fixation element; a laminar fixation element; and a facet joint bearing surface having a location adaptable with respect at least one of the pedicle fixation element and the laminar fixation element. The invention also includes a method ...