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Method of treating epidural lesions

  • US 5,215,105 A
  • Filed: 11/14/1989
  • Issued: 06/01/1993
  • Est. Priority Date: 11/14/1989
  • Status: Expired due to Fees
First Claim
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1. A method for positioning medical devices in the epidural space of the spinal column comprising the steps of:

  • providing an introducer comprising a semi-rigid, tubular shaft having a central lumen extending therethrough, the shaft having a memory-shaped, curved distal end and a proximal end connected to a fitting;

    inserting a straight needle into the central lumen of the introducer shaft and distally therebeyond;

    percutaneously inserting the introducer and the needle into the epidural space of the spinal column;

    withdrawing the needle -from the central lumen of the introducer shaft, whereby the distal end of the introducer assumes its curved, memory shape; and

    advancing a medical device through the central lumen of the introducer shaft and into the epidural space.

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