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Balloon perfusion catheter

  • US 5,087,247 A
  • Filed: 08/28/1990
  • Issued: 02/11/1992
  • Est. Priority Date: 08/28/1990
  • Status: Expired due to Fees
First Claim
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1. A dilation catheter, comprising:

  • (a) a flexible elongated shaft having a first lumen longitudinally extending therewithin and a second lumen longitudinally extending therewithin;

    (b) a perfusion shaft outwardly extending from and in communication with the first lumen;

    (c) a balloon circumscribing the perfusion shaft, the perfusion shaft having a plurality of openings proximal and distal to the balloon; and

    (d) an inflation shaft outwardly extending from and in communication with the second lumen, the perfusion shaft for at least a portion of its length being physically separate from the inflation shaft.

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