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Guide wire system for RF recanalization of vascular blockages

  • US 20010012934A1
  • Filed: 03/20/2001
  • Published: 08/09/2001
  • Est. Priority Date: 02/24/1999
  • Status: Active Grant
First Claim
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1. A centering catheter for positioning a conductive guide wire in a blood vessel, comprising:

  • an elongate catheter body having a distal end and an operative lumen, the lumen having a distal end opening, such that a guide wire disposed in the lumen may be advanced beyond the distal end opening; and

    a centering mechanism operable to secure the distal end of the catheter body within a blood vessel, such that a distal guide wire tip positioned in the lumen proximate the distal end opening is substantially centered within the blood vessel.

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