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

  • US 6,616,597 B2
  • Filed: 12/12/2000
  • Issued: 09/09/2003
  • Est. Priority Date: 12/12/2000
  • Status: Expired due to Term
First Claim
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1. A balloon catheter system comprising a balloon catheter, a fluid-filled pressure measurement system, and a tip pressure sensor,said balloon catheter comprising a balloon membrane, a tip, a proximal fitting, an outer tube, and an-inner tube disposed within an outer surface of said outer tube, said inner tube extending beyond a distal end of the outer tube, a distal end of the balloon membrane being connected to the tip and to a distal end of the inner tube, a proximal end of the inner tube and outer tube being connected to the proximal fitting, said tip pressure sensor connected to the tip, said fluid-filled pressure measurement system comprising a fluid source, connected to the proximal fitting via a fluid source line, and a pressure measurement means for measuring pressure in said fluid source line and in communicating inner tube.

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