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Percutaneous technique and implant for expanding the spinal canal

  • US 7,166,107 B2
  • Filed: 03/19/2002
  • Issued: 01/23/2007
  • Est. Priority Date: 09/11/2000
  • Status: Expired due to Term
First Claim
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1. A method for expanding a spinal canal, comprising the steps of:

  • drilling at least one passage into a vertebra;

    inserting a side cutting instrument into the passage and making a vertebral cut from within the passage through to the spinal canal and through to an outside of the vertebra;

    inserting an implant into the passage, the implant engaging walls of the passage on either side of the vertebral cut, and operating the implant to distract the vertebral cut and expand the spinal canal, the implant serving to stabilize the vertebral cut; and

    removing the implant upon vertebral healing.

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