Intra-aortic balloon catheter having a dual sensor pressure sensing system

  • US 7,112,170 B2
  • Filed: 10/12/2004
  • Issued: 09/26/2006
  • Est. Priority Date: 12/12/2000
  • Status: Expired due to Term
First Claim
Patent Images

1. A balloon catheter system, comprising:

  • a balloon catheter including a balloon membrane, a tip, a proximal fitting and an outer tube, a distal end of the balloon membrane being connected to the tip, and a proximal end of the outer tube being connected to the proximal fitting;

    a fluid-filled pressure measurement system including a fluid source connected to the proximal fitting via a fluid source line, and a pressure sensor for measuring pressure in the fluid source line; and

    a catheter pressure sensor connected to the balloon catheter.

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