Electrical ablation devices and methods
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United States of America Patent
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Feb 9, 2016
Grant Date -
Aug 30, 2012
app pub date -
Feb 28, 2011
filing date -
Feb 28, 2011
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Abstract
An ablation apparatus may generally comprise an elongated body having a proximal end and a distal end and a non-conductive tip at the distal end, a conductive sheath at least partially surrounding a portion of the elongated body intermediate the proximal end and the tip, and an electrical conductor electrically connected to the conductive sheath. The ablation apparatus may comprise a first electrode having a first diameter and a plurality of second electrodes each having a second diameter, wherein the first diameter is greater than the second diameter. Methods of using the ablation apparatus are also described.
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