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Overlay dual balloon catheter and method for use thereof

  • US 5,868,776 A
  • Filed: 09/03/1996
  • Issued: 02/09/1999
  • Est. Priority Date: 09/03/1996
  • Status: Expired due to Fees
First Claim
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1. A balloon catheter, comprising:

  • a catheter having a lumen therein;

    an inner balloon disposed around a portion of said catheter, said inner balloon having an outer surface and said catheter having an aperture therein for fluid communication between said lumen and said inner balloon, for inflating said inner balloon; and

    an outer balloon having an inner surface, said outer balloon being disposed over said inner balloon so that said inner surface of said outer balloon and said outer surface of said inner balloon remain substantially in contact with, and are movable relative to, one another during said inflating.

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