1
Thomas P Hedman, John P Kostuik, Geoffrey R Fernie, Brian E Maki: Artificial spinal disc. Health & Research Services, Rogers Bereskin & Parr, July 26, 1988: US04759769 (827 worldwide citation)

An artificial disc for a human spine. The disc has upper and lower members hinged together at their rear portions and biased apart at their fronts by stiff coil springs. Rear stop surfaces limit the opening movement of the members. Vertically projecting tabs at the front and side of each member are ...


2
Hansen A Yuan, Chih I Lin, James A Davidson, Laura C Small, Thomas A Carls: Low wear artificial spinal disc. Smith & Nephew, Pravel Hewitt Kimball & Krieger, October 14, 1997: US05676701 (723 worldwide citation)

An artificial spinal disc for surgical placement between adjacent vertebrae including a first component for attaching to a first vertebrae, the first component having a concave recess, with the concave contoured surface having a circumference of 360.degree.. A second component for attaching to a sec ...


3
Alexis P Shelokov: Articulating spinal disc prosthesis. Disc Replacement Technologies, Randall C Brown, Rick Akin Gump Strauss Hauer & Feld L Matos, March 21, 2000: US06039763 (497 worldwide citation)

The artificial spinal disc of the invention is intended to articulate in a manner resembling a human knee articulation. The artificial spinal disc includes two plates each having a planar outer surface and an articulating inner surface. The planar outer surfaces contact adjacent inferior and superio ...


4
James M Kuras, Alexandre M DiNello, Carl R McMillin: Artificial spinal disc. Depuy Acromed, Barnes & Thornburg, December 19, 2000: US06162252 (231 worldwide citation)

A spinal disc prosthesis to replace a damaged spinal disc in a spinal column of a human includes an upper rigid plate having an outer perimeter and a lower rigid plate having an outer perimeter. A body of elastomeric material located between and bonded to the upper and lower rigid plates includes a ...


5
Paul J Weber, Luiz B Da Silva: Artificial spinal disc. Pearl Technology Holdings, John P Wooldridge, March 18, 2003: US06533818 (188 worldwide citation)

A multi layered artificial spinal disc that can be surgically implanted to replace a damaged natural spinal disc. The top and bottom layers being comprised of bone permeable material that when implanted would fuse to the vertebrae and form a permanent bond. The middle layer is a polymer with mechani ...


6
Antony Lozier: Artificial spinal disc. Zimmer Technology, Jonathan D Feuchtwang, Zimmer Technology, May 11, 2004: US06733533 (130 worldwide citation)

A spinal disc prosthesis used to replace a natural human spinal disc that has been damaged by trauma or disease and a method of using the same. The spinal disc of the present invention includes, in one form thereof a flexible fluid filled nucleus, a flexible braided fiber annulus, and a pair of wove ...


7
Geoffrey Blatt, Eric Blatt: Artificial spinal disc, insertion tool, and method of insertion. Geoffrey Blatt, Hovey Williams, March 4, 2008: US07338527 (62 worldwide citation)

An artificial spinal disc is provided for unilateral insertion from the posterior side of the patient and includes a pair of plate members with a bearing associated with one plate member and a depression associated with the other for permitting limited flexibility of patient movement. An outrigger i ...


8
Baumgartner Walter: Atrificial spinal disc.. Sulzer Medizinaltechnik, October 27, 1993: EP0566810-A1 (60 worldwide citation)

The artificial spinal disc (1) comprises an upper (2) and a lower (3) carrier anchored in the adjacent vertebrae (32, 33), and an elastic intermediate piece (4). The intermediate piece is designed as a separate insertion part (5) which can be introduced from outside into the final position (E) and c ...


9
Hedman Thomas P, Fernie Geoffrey R, Kostuik John P, Maki Brian E: Artificial spinal disc.. Health & Research Services, September 14, 1988: EP0282161-A1 (54 worldwide citation)

An artificial disc for a human spine has upper (26) and lower (28) members hinged together at their rear portions and biased apart at their fronts by stiff coil springs (72). Rear stop surfaces (103) limit the opening movement of the members. Vertically projecting tabs (46,64) at the front and side ...


10
Hansen Yuan A, Lin Chih I, Davidson James A, Small Laura C, Carls Thomas A: Low wear artificial spinal disc. Smith & Nephew Richards, December 11, 1996: EP0747025-A1 (36 worldwide citation)

An artificial spinal disc (10) for surgical placement between adjacent vertebrae including a first component (20) for attaching to a first vertebrae, the first component (20) having a concave recess (28), with the concave contoured surface having a circumference of 360 DEG . A second component (30) ...