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Match Document Document Title
7628814 Intervertebral disc prosthesis  
Intervertebral disc prosthesis including an upper apposition plate appropriate to rest against the base plate of an upper vertebra, a lower apposition plate spaced apart from the upper apposition...
7604664 Spinal baseplates with ball joint coupling and a retaining member  
An artificial intervertebral disc having a pair of opposing plate members for seating against opposing vertebral bone surfaces, separated by a spring mechanism. The preferred spring mechanism is at...
7601174 Wear-resistant endoprosthetic devices  
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...
7588591 Intervertebral implant  
An intervertebral implant includes a middle part, comprising two pins, which can be introduced into the intervertebral space between two vertebrae having a central axis, a first end intersecting...
7585324 Cervical intervertebral stabilizer  
A cervical intervertebral stabilizer for a cervical region of a spine includes: a first surface operable to engage an endplate of a first vertebral bone of a spine; a second surface spaced apart...
7582114 Intervertebral stabilizer, methods of use, and instrumentation therefor  
An intervertebral stabilizer includes: a first surface operable to engage an endplate of a first vertebral bone of a spine; a second surface spaced apart from the first surface and operable to...
7578849 Intervertebral implants and methods of use  
Implants and methods for spacing and stabilizing vertebral members. The implant in one embodiment may include first and second endplates and an intermediate section that form an interior section....
7578848 Intervertebral stabilizer  
An intervertebral stabilizer includes: a first surface operable to engage an endplate of a first vertebral bone of a spine; a second surface spaced apart from the first surface and operable to...
7578847 Posterior lumbar intervertebral stabilizer  
A posterior intervertebral stabilizer includes: a first stabilizing element having: (i) a first surface operable to engage an endplate of a first vertebral bone of a spine, and (ii) a second...
7575598 Anterior lumbar intervertebral stabilizer  
A lumbar intervertebral stabilizer for a lumbar region of a spine includes: a first surface operable to engage an endplate of a first vertebral bone of a spine; a second surface spaced apart from...
7537612 Lumbar composite nucleus  
A prosthetic device for insertion into an intervertebral disc space is provided. The device includes a first endplate component for engaging a first vertebral body, a second endplate component for...
7491240 Artificial spinal disc replacement system and method  
An artificial spinal disc implant system for intervertebral disc replacement ( 0810 ) is disclosed which is formed from an upper ( 0801 ) and lower ( 0802 ) bracket which mate to upper and lower...
7488330 Modular static intervertebral trial  
A modular, static intervertebral trial having interchangeable base members having different heights, and interchangeable endplates having different footprints and angles.
7485134 Vertebral implants adapted for posterior insertion  
Disclosed is an endoprosthetic implant for a human spinal disc. The structure of the implant allows it to be inserted posteriorly. This insertion is accomplished by performing a partial discectomy...
7473276 Intervertebral implant with joint parts mounted on roller bodies  
An intervertebral implant ( 1 ), including an upper section ( 10 ) provided with a ventral side area ( 11 ), a dorsal side area ( 12 ), two lateral side areas ( 13,14 ), a top apposition surface (...
7462196 Method and apparatus for implant stability  
An method and apparatus is provided for achieving stability of an implant in an intervertebral space of the human body, including an implant having a superior surface and an inferior surface, the...
7458988 Compressible corpectomy device  
A vertebral implant device for interposition between two vertebral endplates comprises an outer body and an inner body. The outer body movably engages the inner body. A core member positioned...
7429270 Intervertebral implant  
Disclosed is an intervertebral implant ( 1 ) comprising a central axis ( 2 ), a bottom cover plate ( 3 ) and a top cover plate ( 4 ), which are respectively provided with an exterior surface ( 7; 8...
7361192 Spinal disc prosthesis and methods of use  
The subject invention provides a modular six-degrees-of-freedom spatial mechanism for spinal disc prosthesis, with three rotational and three translational degrees-of-freedom within the entire...
7351261 Multi-joint implant  
Methods and devices are provided for repairing or replacing damaged, injured, diseased, or otherwise unhealthy posterior elements, such as the facet joints, the lamina, the posterior ligaments,...
7331994 Intervertebral disc replacement prosthesis  
An intervertebral disc prosthesis for placement between a first vertebra and a second vertebra adjacent to the first vertebra. In one embodiment, the intervertebral disc prosthesis includes a...
7314487 Intervertebral spacer device having a wave washer force restoring element  
An intervertebral spacer device having a pair of opposing plates for seating against opposing vertebral bone surfaces, separated by at least one force restoring element. The preferred force...
7314486 Artificial intervertebral disc having a wave washer force restoring element  
An artificial disc having a pair of opposing plates for seating against opposing vertebral bone surfaces, separated by a wave washer having a circumferential extent surrounding a central bore....
7309357 Prosthetic spinal discs  
A prosthetic spinal disc uses a stiff spring or springs for resiliency between two plates that attach to adjacent vertebrae. When the disc has multiple springs, they may be adjacent, concentric or...
7297162 Expandable helical cage  
An expandable implant having a helical body and first and second securing pieces. Ends of the helical body are connected to the first and second end pieces. The first and second end pieces can be...
7291173 Artificial intervertebral disc  
An artificial intervertebral disc including housing members including spaced inner surfaces facing each other and oppositely facing outer surfaces for engaging spaced apart intervertebral surfaces;...
7291171 Artificial disc replacement (ADR) using elastic tether member  
Artificial disc (ADR) and joint replacement components, particularly those associated with the knee and hip, use compressible, resilient materials to approximate natural kinematics, often in...
7282063 Artificial disc spinal surgical prosthesis  
A spinal surgical prosthesis such as an artificial disc having a pair of upper and lower plate members, a flexible disc interposes therebetween and a rigid collar made of a bio-compatible and...
7261739 Intervertebral spacer device having arch shaped spring element  
An intervertebral spacer device having a pair of opposing plates for seating against opposing vertebral bone surfaces, separated by at least one spring mechanism. The preferred spring mechanism is...
7235103 Artificial intervertebral disc  
The instant invention proposes an artificial intervertebral disc providing for angular displacements between adjacent vertebrae wherein these displacements are accommodated by internal shear in an...
7223290 Axially compressible artificial intervertebral disc having a captured ball and socket joint with a solid ball and compression locking post  
An artificial disc having a pair of opposing baseplates, for seating against opposing vertebral bone surfaces, separated by a ball and socket joint that includes a solid ball mounted to protrude...
7217291 System and method for replacing degenerated spinal disks  
A system and method for replacing degenerated spinal disks in accordance with the present invention can substitute for interbody fusion techniques by replacing degenerated spinal disks with...
7214244 Artificial intervertebral disc having an articulating joint  
An intervertebral device includes a first plate having an outer face and an inner face, and a second plate juxtaposed with the first plate, the second plate having an outer face, an inner face that...
7195644 Ball and dual socket joint  
A spinal implant is inserted between adjacent vertebrae to function as an disk prosthesis. The prosthesis has two plates fastened to adjacent vertebrae facing each other. The facing sides of the...
7186268 Axially compressible artificial interverterbral disc having a captured ball and socket joint with a solid ball and retaining cap  
An artificial disc having a pair of opposing baseplates, for seating against opposing vertebral bone surfaces, separated by a ball and socket joint that includes a solid ball mounted to protrude...
7156876 Intervertebral motion disc having articulation and shock absorption  
A motion disc having an intermediate portion including a central articulating core component adapted to maintain the proper intervertebral spacing and a peripheral shock-absorbing component.
7144426 Intervertebral spacer device having a slotted domed arch strip spring  
An intervertebral spacer device includes first and second plate members, each having plate surfaces thereof, the plate members being disposed in a spaced apart relationship such that inner ones of...
7141069 Axially compressible artificial intervertebral disc having limited rotation using a captured ball and socket joint with a solid ball and retaining cap  
An artificial disc having a pair of opposing baseplates, for seating against opposing vertebral bone surfaces, separated by a ball and socket joint that includes a solid ball mounted to protrude...
7141070 Intervertebral spacer device having a domed arch shaped spring  
An intervertebral spacer device includes first and second plates having plate surfaces, the first and second plates being spaced from one another with inner ones of the plate surfaces opposing one...
7112223 Pseudo arthrosis device  
A pseudo arthrosis device may be placed in a disc space to provide support for adjacent vertebrae. The device may have an enclosure formed from a flexible, permeable material. A plurality of...
7105024 Artificial intervertebral disc  
An artificial intervertebral disc includes housing members including spaced inner surfaces facing each other and oppositely facing outer surfaces for engaging spaced apart vertebral surfaces....
7083651 Spinal implant  
A spinal implant is inserted between adjacent vertebrae to function as an disk prosthesis. The prosthesis has two plates fastened to adjacent vertebrae facing each other. The facing sides of the...
7060097 Method and apparatus for implant stability  
An method and apparatus is provided for achieving stability of an implant in an intervertebral space of the human body, including an implant having a superior surface and an inferior surface, the...
7052515 Vertebral implant with dampening matrix adapted for posterior insertion  
Disclosed is an endoprosthetic implant for a human spinal disc. The structure of the implant allows it to be inserted posteriorly. This insertion is accomplished by performing a partial discectomy...
7048763 Intervertebral spacer device having a radially thinning belleville spring  
An intervertebral spacer device having a pair of opposing plates for seating against opposing vertebral bone surfaces, separated by a subassembly including a ball captured in a curvate volume, at...
7022138 Spinal interbody fusion device and method  
A disc replacement spinal interbody fusion device is provided having a central sleeve with oppositely left and right-hand threaded axial bores with different diameters. Circumferential threaded...
7014658 Intervertebral spacer device having a multi-pronged domed spring  
An intervertebral spacer device having a pair of opposing plates for seating against opposing vertebral bone surfaces, separated by a spring mechanism. The preferred spring mechanism is a...
7008427 Inter-vertebral disc prosthesis for rachis through anterior surgery thereof  
A disc prosthesis for use on a pair of adjacent vertebrae comprises upper and lower plates adapted to be mounted respectively to adjacent upper and lower vertebrae, typically using screws that...
6984246 Artificial intervertebral disc flexibly oriented by spring-reinforced bellows  
An artificial intervertebral disc includes: an upper retaining member secured to an upper vertebra; a lower retaining member secured to a lower vertebra adjacent to the upper vertebra; and a...
6932844 Intervertebral spacer device having a slotted domed arch strip spring  
An intervertebral spacer device having a pair of opposing plates for seating against opposing vertebral bone surfaces, separated by a spring mechanism. The preferred spring mechanism is a slotted...
Matches 1 - 50 out of 72 1 2 >