Intervertebral disc prosthesis
AssigneeLDR Medical
InventorWillem Zeegers
Life of this patent
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Abstract
The present invention relates to an intervertebral disc prosthesis comprising at least three pieces including an upper plate (1), a lower plate (2), and a movable core (3) at least in relation to a plate, wherein it also comprises two anatomic adaptation elements (11, 22) of which each has, on one hand, a surface (110, 220) in contact with a surface of a vertebra and, on the other hand, a surface (111) of which at least a part has a surface in contact with at least a part of the plate (1 or 2) opposite to which the anatomic adaptation element (11 or 22) is mounted, the anatomic adaptation elements (11, 22) being fixed onto the plates (1, 2) via fixation means (113, 223).
Claims37
An intervertebral disc prosthesis comprising at least three pieces including an upper plate (1), a lower plate (2), and a movable core (3) at least in relation to a plate, characterised in that it comprises two anatomic adaptation elements (11, 22) of which each has, on one hand, a surface (110, 220) in contact with a surface of a vertebra and, on the other hand, a surface (111) of which at least a part has a surface in contact with at least a part of the plate (1 or 2) opposite to which the anatomic adaptation element (11 or 22) is mounted, the anatomic adaptation elements (11, 22) being fixed onto the plates (1, 2) via fixation means (113, 223).
Dependencies are inferred from the claim text.