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System and methods for locating and ablating arrhythomogenic tissues

  • US 20070038056A1
  • Filed: 10/19/2006
  • Published: 02/15/2007
  • Est. Priority Date: 10/11/2001
  • Status: Abandoned Application
First Claim
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1. A catheter for sensing electrical events about a selected annulus region of the heart and for treating tissue in the selected annulus region, comprising:

  • a handle assembly;

    a shaft having a proximal end coupled to the handle assembly, and a distal end, the shaft extending along an axis;

    a first expandable member provided at the distal end;

    a second expandable member positioned adjacent to, but spaced apart from, the first expandable member, the second expandable member having an ablation element; and

    means for providing ablation energy to the ablation element.

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