Brian Thomas
Brian H Thomas, Oludele O Popoola, Joseph R Vargas, Steven Seelman, Jeffrey P Anderson: Pyrolytic carbon implants with porous fixation component and methods of making the same. Zimmer, Schwegman Lundberg & Woessner P A, November 24, 2015: US09192476 (7 worldwide citation)

An orthopedic implant including an articulation portion having a pyrolytic carbon bearing surface and a porous bone on- or in-growth structure, and methods of making the same.

Brian Thomas
Brian Thomas, Kai Zhang: Multi-polymer hydrogels. Zimmer, Schwegman Lundberg & Woessner P A, August 7, 2012: US08236342 (1 worldwide citation)

The invention provides a multi-polymer hydrogel article having a first polymeric, water-swellable material and a second polymeric material, organized such that a first region substantially comprises the first polymeric, water-swellable material, a second region adjacent the first region comprises a ...

Brian Thomas
Brian H Thomas, Steven J Charlebois, Donald Yakimicki, James Mason, Stephen H Spiegelberg, Gavin Braithwaite, Gareth McKinley, Orhun Muratoglu: Mosaicplasty constructs. Zimmer, Schwegman Lundberg & Woessner P A, March 22, 2016: US09289302

Various embodiments of mosaicplasty constructs and methods for implanting the constructs into anatomical structures. The mosaicplasty constructs may be formed from artificial materials and may include a hard articulating portion and a relatively softer elastic, support portion. The mosaicplasty cons ...

Brian Thomas
Brian H Thomas, Donald L Yakimicki, Oludele O Popoola, Michael Wallick: Modified polymeric materials and methods of modifying polymeric materials. Zimmer, Schwegman Lundberg & Woessner P A, January 6, 2015: US08927616

Methods of forming polymeric articles using plasma treated polymer resins, and orthopedic implants comprising a polymeric article wherein the polymeric article has reactive groups bonded to polymer molecules in an interior region of the polymeric article.

Gary K Michelson: Threaded spinal implant. Lewis Anten, May 14, 1991: US05015247 (1053 worldwide citation)

An artificial spinal implant is disclosed which when placed between two adjacent vertebrae directly participates and is incorporated in the ensuing fusion. Instrumentation and procedure is also disclosed.

John W Brantigan: Prosthetic implant. Hill Van Santen Steadman & Simpson, May 30, 1989: US04834757 (976 worldwide citation)

Gauge blocks or plugs and permanent implant plugs are provided for surgical procedures to support and fuse together adjacent vertebrae in a vertebral column. The plugs are rectangular with tapered front ends and tool receiving rear ends. The gauge blocks are smooth faced for removal but the implant ...

John W Brantigan: Surgical prosthetic implant for vertebrae. March 9, 1993: US05192327 (972 worldwide citation)

Surgical prosthetic modular implants used singularly or stacked together are provided to support and fuse together adjacent vertebrae or to totally or partially replace one or more vertebrae in a vertebral column. The implants are rigid annular plugs, dimensionally similar to normal vertebral bodies ...

Jacques Samani: Interspinal vertebral implant. Fixano, Oliff & Berridge, July 8, 1997: US05645599 (945 worldwide citation)

This implant comprises a substantially U-shaped body having an elastic flexibility in the area of its central portion, and two pairs of brackets projecting from the outer face of the two branches of the body, these brackets defining stirrups for receiving the spinous processes of the vertebrae and c ...

Vincent Bryan, Alex Kunzler: Human spinal disc prosthesis. Spinal Dynamics Corporation, Gardner Carton & Douglas, October 7, 1997: US05674296 (835 worldwide citation)

The invention relates to a spinal disc endoprosthesis. The endoprosthesis has a resilient body formed of one or more materials which may vary in stiffness from a relatively stiff exterior annular gasket portion to a relatively supple central nucleus portion. Concaval-convex elements at least partly ...

John A N Shepperd: Spinal implant. Ladas & Parry, September 5, 1989: US04863476 (829 worldwide citation)

A apinal implant has an elongate body which is divided into two portions with mutually opposed contact surfaces and is for insertion into the joint space between two adjacent vertebrae. A cam device or cam devices are movable between the contact surfaces to expand or increase the spacing between the ...