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Gauging system for monitoring channel depth in percutaneous endocardial revascularization

  • US 5,893,848 A
  • Filed: 10/24/1996
  • Issued: 04/13/1999
  • Est. Priority Date: 10/24/1996
  • Status: Expired due to Fees
First Claim
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1. A gauging system for monitoring channel depth in percutaneous endocardial revascularization surgery, comprising:

  • a catheter for percutaneous insertion into a heart chamber, including a source of tissue ablative energy for ablating a part of a wall of the heart chamber where a channel is to be created;

    a sensor device proximate a distal end of said catheter for sensing a boundary of the heart wall proximate the channel; and

    a detection circuit, responsive to said sensor device, for determining a position of a terminus of said channel.

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