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Continuous flow tissue pressure measurement

  • US 4,741,345 A
  • Filed: 08/04/1986
  • Issued: 05/03/1988
  • Est. Priority Date: 02/07/1985
  • Status: Expired due to Fees
First Claim
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1. A catheter for use in measuring pressure in animal tissue which comprises a single long tubular member having only one lumen throughout and having a section having a wall more flexible than the rest:

  • said long tubular member forms a U-shaped single flow channel open at each end and through which fluid may flow continuously, and said more flexible section is a part of said U-shaped flow channel and is near the bend of said U-shaped flow channel and is a bubble.

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