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Coronary artery imaging system

  • US 5,203,337 A
  • Filed: 05/08/1991
  • Issued: 04/20/1993
  • Est. Priority Date: 05/08/1991
  • Status: Expired due to Term
First Claim
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1. A method of determining flow in a blood vessel having a wall comprising the steps of:

  • (a) measuring the geometry of said wall at a location in a segment of said blood vessel that may have an obstruction;

    (b) measuring the volumetric flow rate at the location without interfering with the flow in said segment;

    (c) determining the local fluid flow conditions at points within cross sections of said vessel at the location from the volumetric flow and geometric measurements.

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