APPARATUS AND METHODS FOR SELECTIVE HEATING OF TISSUE
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United States of America Patent
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Issued Date -
Dec 18, 2008
app pub date -
Jun 15, 2007
filing date -
Jun 15, 2007
priority date (Note) -
Abandoned
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Abstract
Methods and apparatus for selectively heating a target tissue via radiofrequency (RF) electrical energy. Apparatus of the invention includes an electrode unit having a plurality of concentric electrodes, wherein supply of electrical energy to each electrode may be independently controlled such that each of the plurality of electrodes has a different value of an electrical parameter for tissue treatment. Methods for selectively heating and treating tissue, for detecting thickness of tissue, and for determining a treatment value of an electrical parameter for each of a plurality of electrodes of an electrode unit are also disclosed.
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