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Selective organ cooling apparatus and method

  • US 6,464,716 B1
  • Filed: 06/30/2000
  • Issued: 10/15/2002
  • Est. Priority Date: 01/23/1998
  • Status: Expired due to Term
First Claim
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1. An endovascular heat transfer device, comprising:

  • a flexible catheter capable of insertion to a selected vessel in the vascular system of a patient;

    a heat transfer element attached to a distal end of said catheter, said heat transfer element comprising a plurality of heat transfer segments, each said heat transfer segment being encompassed by a smooth metallic surface;

    an inner tube disposed within said heat transfer element, said inner tube being adapted to supply heat transfer fluid to the interior of said heat transfer element; and

    a flexible joint connecting each of said heat transfer segments to adjacent said heat transfer segments;

    wherein said flexible joint comprises a bellows.

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