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Insertion tool for use with trial intervertebral distraction spacers

  • US 20050071011A1
  • Filed: 11/17/2004
  • Published: 03/31/2005
  • Est. Priority Date: 07/16/2001
  • Status: Active Grant
First Claim
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1. A trial spacer kit comprising:

  • a plurality of trial spacers of varying heights;

    each said trial spacer comprising a disc having a top surface and a bottom surface, a distance between the top and bottom surfaces defining a height of said spacer, an annular groove formed in said disc that defines a central trunk of said spacer, the central trunk having an upper end and a lower end, a first radial flange provided at the upper end of the central trunk and a second radial flange provided at the lower end of the central trunk;

    the annular grooves of each of said trial spacers having a common dimension;

    the radial flanges of each of said spacers having a different thickness so that the height of each said spacer is different.

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