1
Gilles Voydeville: Intervertebral prosthesis making possible rotatory stabilization and flexion/extension stabilization. Young & Thompson, March 11, 1997: US05609634 (457 worldwide citation)

A prosthesis including (a) a flexible ligament (1) with a first narrowed thinner portion (2) and a second wider portion (3) forming an extension of, and having a greater width and thickness (e2) than, the first portion, which portion may be passed around the spinous processes (12) of two adjacent ve ...


2
Walter Baumgartner: Intervertebral prosthesis. Sulzer Brothers, Kenyon & Kenyon, December 15, 1992: US05171280 (444 worldwide citation)

The prosthesis has a valve at one end formed of a fixed base and a coiler body which is able to rotate on the base. A flexible elastic body defining a hollow chamber extends from the coiler body and is able to receive filling medium via the valve. A compact strand extends from the free end of the el ...


3
Dennis P Gordon, William E Maya, Rick D Roberts, James C Thomas Jr: Multiple axis intervertebral prosthesis. Gordon Maya Roberts and Thomas Number 1, Christie Parker & Hale, November 14, 2000: US06146421 (443 worldwide citation)

The present invention relates to an intervertebral prosthetic disk. The prosthesis includes a male component with a support plate, an attachment element allowing fixation to a vertebra, and an articulating projection defining a concave lower surface. The prosthesis also includes a female component w ...


4
Otto Frey, Rudolf Koch: Metallic intervertebral prosthesis. Sulzer Brothers, Kenyon & Kenyon, September 11, 1990: US04955908 (437 worldwide citation)

The metallic intervertebral prosthesis is formed of a kidney-shaped body having fishplates extending upwardly and downwardly from the body. Each fishplate has an opening for passage of a bone screw in order to secure the prosthesis to and between adjacent vertebrae. The body is tapered conically fro ...


5
Walter Baumgartner: Intervertebral prosthesis and a process for implanting such a prosthesis. Sulzer Medizinaltechnik, Townsend and Townsend and Crew, May 26, 1998: US05755797 (416 worldwide citation)

An implant consisting of several support members (7), which are produced from an elastic plastic, is provided as a replacement for a part, which is no longer capable of bearing loads, of the core region of an intervertebral disk (3). The support members (7) are inserted one after the other into a ce ...


6
Otto Frey, Rudolf Koch: Intervertebral prosthesis. Sulzer Brothers, Kenyon & Kenyon, April 17, 1990: US04917704 (341 worldwide citation)

The intervertebral prosthesis provides a replacement for a damaged disk. The prosthesis is formed as a solid body of kidney-shape and is provided with a metal mesh covering for the ingrowth of tissue. Raised parts are formed on the opposite surfaces of the kidney-shaped body impart lateral stability ...


7
Henry Graf: Extra-discal intervertebral prosthesis. Dowell & Dowell, October 8, 1996: US05562737 (326 worldwide citation)

An extra-discal intervertebral prosthesis comprising at least a partially closed, elongated body including a compression chamber having an elastic block at one end. The block has a free face abutted by a ball joint associated with a first of two fixation means engagable in spaced vertebrae of a pati ...


8
Lance M Middleton: Artificial intervertebral disc. Surgical Dynamics, October 24, 2000: US06136031 (320 worldwide citation)

An intervertebral prosthesis dimensioned for insertion within an intervertebral space between adjacent vertebrae to replace at least a portion of an intervertebral disc removed therefrom, includes a disc member having sufficient rigidity to support the adjacent vertebrae in spaced relation. The disc ...


9
Dennis P Gordon: Multiple axis intervertebral prosthesis. Gordon Maya Roberts and Thomas Number 1, Christie Parker & Hale, May 8, 2001: US06228118 (268 worldwide citation)

The present invention relates to an intervertebral prosthetic disk. The prosthesis comprises a male component with a support plate, an attachment element allowing fixation to a vertebra, and an articulating projection, and a female component with a support plate, an attachment element allowing fixat ...


10
Lance M Middleton: Artificial intervertebral disc. Surgical Dynamics, October 2, 2001: US06296664 (242 worldwide citation)

An intervertebral prosthesis includes a disc member dimensioned for insertion within an intervertebral space between adjacent vertebrae to replace at least a portion of an intervertebral disc removed therefrom. The disc member has sufficient rigidity to support the adjacent vertebrae in spaced relat ...