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Positioning Device And Method Of Use

  • US 20140289963A1
  • Filed: 06/13/2014
  • Published: 10/02/2014
  • Est. Priority Date: 08/22/2011
  • Status: Active Grant
First Claim
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2-1. The device of claim 1 wherein the adjustable dorsal opening comprises a plurality of nested removable concentric rings;

  • wherein one or more of the nested removable concentric rings are removed prior to a surgical procedure to define the adjustable dorsal opening.

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