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Systems and methods for ablation of tissue

  • US 7,892,231 B2
  • Filed: 02/27/2006
  • Issued: 02/22/2011
  • Est. Priority Date: 05/06/2003
  • Status: Active Grant
First Claim
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1. A medical probe assembly for ablating tissue, comprising:

  • an elongated shaft having a proximal end and a distal end;

    a plurality of ablation electrodes carried by the elongated shaft, each of the electrodes comprising an electrode lumen;

    a single delivery port configured for being in communication with a selected single one of the electrode lumens;

    an occlusion element capable of being delivered through the selected electrode lumen; and

    a handle member rotatably mounted to the proximal end of the shaft, wherein the delivery port is located within the handle member and the handle member is configured to rotate relative to the shaft in order to place the delivery port into communication with the selected electrode lumen.

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