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Techniques for heat-treating varicose veins

  • US 8,435,236 B2
  • Filed: 11/21/2005
  • Issued: 05/07/2013
  • Est. Priority Date: 11/22/2004
  • Status: Expired due to Fees
First Claim
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1. Apparatus for treating a vein of a subject, comprising:

  • a catheter having a distal end and a proximal portion, the distal end adapted to be placed within the varicose vein, and the proximal portion adapted to remain outside a body of the subject;

    a heating element, disposed at the distal end of the catheter, and adapted to heat the vein;

    a cooling element, adapted to be applied to an external surface of skin-above a vicinity of the heating element, and to apply cooling to the skin; and

    a coupling element, adapted to remain outside the body, and to couple the cooling element to the proximal portion of the catheter.

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