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Laser balloon catheter apparatus

  • US 5,415,654 A
  • Filed: 10/05/1993
  • Issued: 05/16/1995
  • Est. Priority Date: 10/05/1993
  • Status: Expired due to Fees
First Claim
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1. A laser balloon catheter apparatus emitting laser light received through optical fiber via a balloon for irradiating tissue, comprising:

  • laser light emitting means comprising holder means holding a distal end portion of an optical fiber so as to enable emission of laser light from an end face of the optical fiber;

    a coolant supply passage located in said balloon for supplying a coolant thereto;

    a coolant discharge passage located in said balloon for discharging the coolant; and

    coolant circulating means for supplying the coolant to the balloon through said coolant supply passage to inflate the balloon while discharging the coolant through said coolant discharge passage.

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