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Intervertebral disc prosthesis

  • US 9,597,194 B2
  • Filed: 03/16/2015
  • Issued: 03/21/2017
  • Est. Priority Date: 09/23/2005
  • Status: Active Grant
First Claim
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1. An elongated intervertebral device anchor having a longitudinal axis and longitudinal sides, the anchor comprising:

  • a device retaining end;

    a penetration end opposite the device retaining end along the longitudinal axis;

    a plate like body disposed between the retaining end and the penetrating end, the body having a rectangular cross section perpendicular to the longitudinal axis defining top and bottom surfaces that are wider than lateral side surfaces in the cross section, the plate like body comprising a curved section in which the top and bottom surfaces bend along the longitudinal axis, with the top surface being concave and the bottom surface being convex in said section;

    a first locking tab protruding from one of the lateral side surfaces disposed between the device retaining end and the penetration end; and

    teeth along at least a portion of each of the longitudinal sides of the anchor, the teeth configured to retain the anchor in a vertebra.

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