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Pressure sensing guide wire

  • US 5,964,714 A
  • Filed: 03/07/1996
  • Issued: 10/12/1999
  • Est. Priority Date: 03/07/1996
  • Status: Expired due to Term
First Claim
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1. A medical guidewire comprising:

  • an elongate body having a proximal end, a distal end, a lumen extending between the proximal end of the elongate body and the distal end of the elongate body, the lumen surrounded by noncompliant material, and at least one hole near the distal end of the elongate body to provide pressure communication between the lumen and a pressure source external to the elongate body;

    a noncompliant connector attached to the proximal end of the elongate body in fluid communication with the lumen; and

    at least one pressure transducer adjacent the proximal end of the elongate body and directly attached to the noncompliant connector.

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