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Device for thermal ablation of a cavity

  • US 20020151882A1
  • Filed: 05/31/2002
  • Published: 10/17/2002
  • Est. Priority Date: 03/01/2000
  • Status: Active Grant
First Claim
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1. A device for causing necrosis of tissue comprising:

  • a liquid-tight system having a distal flexible member;

    a proximal flexible member; and

    a catheter joining and providing a liquid path between said distal and proximal members, the system containing a liquid;

    a pneumatic chamber into which the flexible proximal member may be inserted;

    a means to controllably heat the contents of the pneumatic chamber and thereby heat the liquid in the flexible proximal member; and

    a means to apply variable pneumatic pressure to the pneumatic chamber to initiate liquid flow between the distal member and the proximal member.

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