Ultrasound locating system having ablation capabilities
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United States of America Patent
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Jun 12, 2001
Issued Date -
N/A
app pub date -
Jun 1, 1999
filing date -
Oct 20, 1997
priority date (Note) -
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Abstract
An improved catheter system having ultrasound locating and ablation capabilities comprising a locator catheter and an ultrasound receiver catheter, the locator catheter consisting of a catheter shaft having an ultrasound crystal secured on the catheter shaft; and a reference catheter comprising three or more ultrasound crystal beacons which have pre-determined locations with reference to an external locating calibration system, wherein said ultrasound beacons can emit and receive ultrasound signals, and the crystals used in ultrasound imaging means can also be used for ultrasound ablation by connecting to an external ultrasound ablative energy generator.
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