1
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 ...


2
Vincent Bryan, Alex Kunzler: Human spinal disc prosthesis. Hill & Simpson, February 2, 1999: US05865846 (726 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 ...


3
Vincent Bryan, Alex Kunzler: Human spinal disc prosthesis with hinges. Hill & Simpson, December 14, 1999: US06001130 (696 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 ...


4
Vincent Bryan, Alex Kunzler: Human spinal disc prosthesis. Spinal Dynamics Corporation, Hill & Simpson, December 5, 2000: US06156067 (625 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 ...


5
Vincent Bryan, Alex Kunzler, Randall Allard, Richard Broman, Anthony Finazzo, Carlos Gil, Elliott Marshall, Leonard Tokish: Implantable joint prosthesis and associated instrumentation. SDGI Holdings, Haynes and Boone, April 11, 2006: US07025787 (212 worldwide citation)

An implantable prosthesis is described having a pair of opposed shells and a central body disposed between the opposed shells wherein the central body and the shells cooperate to limit the motion of the central body with respect to the shells. An assembly for preparing a disc space for the implantat ...


6
Vincent Bryan, Alex Kunzler: Threaded cylindrical multidiscoid single or multiple array disc prosthesis. SDGI Holdings, Haynes and Boone, December 12, 2006: US07147665 (169 worldwide citation)

A small profile, cylindrically shaped prosthetic disc device is provided. The device housing is comprised of two longitudinally split hollow halves, between which are contained multiple discoid shaped resilient bodies which may be of a polymeric type, or they may contain hydrogel. These bodies may l ...


7
Vincent Bryan: Peanut spectacle multi discoid thoraco-lumbar disc prosthesis. SDGI Holdings, Haynes & Boone, June 15, 2004: US06749635 (106 worldwide citation)

A small profile, peanut spectacle-shaped prosthetic disc device is provided. The device housing is comprised of two longitudinally split hollow halves, between which are contained multiple discoid shaped resilient bodies which may be of a polymeric type, or they may contain hydrogel. These bodies ma ...


8
Vincent Bryan, Alex Kunzler, Robert Conta, Randy Allard, Richard J Broman, Anthony Finazzo, Carlos E Gil, Jeffrey P Rouleau, Leonard Tokish Jr, David Yager: Method and apparatus for stereotactic implantation. SDGI Holdings, Haynes and Boone, September 27, 2005: US06949105 (49 worldwide citation)

The invention relates to a technique for precisely locating a line containing a predetermined point within the surgical site using a series of levels and plumb lines and internal anatomical features of the surgical site, using this location to precisely position and temporarily affix a site preparat ...


9
Aaron Kelly, Leonard Tokish, Jeff Edfast, David Yager, Alex Kunzler, Vincent Bryan, Randy Allard, Jeff Rouleau, Robert Conta, Carlos Gil: Wear-resistant endoprosthetic devices. October 13, 2009: US07601174 (32 worldwide citation)

An implantable endoprosthesis is adapted to articulate with one or more prosthesis surfaces, and is at least partially formed from a material having high wear resistance, which may be a polymeric material such as ultra-high molecular weight polyethylene (UHMWPE), polyetherether ketone (PEEK), and th ...


10
Vincent Bryan, Alex Kunzler, Charles R Clark, Robert Conta, Carlos E Gil: Implantable joint prosthesis. January 5, 2010: US07641692 (26 worldwide citation)

The invention relates to a surgical implant that provides an artificial diarthroidal-like D joint, suitable for use in replacing any joint, but particularly suitable for use as an intervertebral disc endoprosthesis. The invention contains two rigid opposing shells, each having an outer surface adapt ...