Method for ablating body tissue
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United States of America Patent
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May 31, 2011
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N/A
app pub date -
May 11, 2007
filing date -
May 12, 2006
priority date (Note) -
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Abstract
A cardiac ablation method including the following steps: inserting a treatment catheter into an atrium of a heart, the treatment catheter including an ultrasound emitter; positioning the ultrasound emitter to face heart tissue within the left atrium outside of a pulmonary vein; emitting ultrasound energy from the ultrasound emitter while rotating the ultrasound emitter about a rotation axis; and ablating heart tissue with the ultrasound energy to form a lesion outside of a pulmonary vein.
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