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Device for Assessing Ischemia in Nerve Root Tissue Using Oxygen Saturation

  • US 20090292187A1
  • Filed: 05/21/2009
  • Published: 11/26/2009
  • Est. Priority Date: 05/24/2008
  • Status: Active Grant
First Claim
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1. A device comprising:

  • a shaft;

    a handle, coupled to a proximal end of the shaft; and

    a tip, coupled to a distal end of the shaft, comprising a retractor portion and an oximeter sensor.

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