Height- and angle-adjustable motion disc implant

Details Height- and angle-adjustable motion disc implant Height- and angle-adjustable motion disc implant

A - Human Necessities

61

F

A61F 2/44 (2006.01) A61F 2/30 (2006.01)

Patent

CA 2589780

An endplate for a prosthetic intervertebral disc is disclosed wherein the height or angle of the disc can be adjusted. In one embodiment, the endplate comprises an outer plate (51) having a threaded recess (56) and a threaded inner plate (61) having an articulating surface (65). Further disclosed is an intervertebral disc comprising a first endplate with a movable wedge therein. The wedge acts either on a second flexible endplate or to an inner plate received in a recess of the first endplate in order to adjust the height of the intervertebral disc.

Cette invention concerne un disque de mouvement intervertébral possédant une plaque d'extrémité ajustable en hauteur.

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