Method and apparatus for tissue ablation
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United States of America Patent
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May 16, 2000
Grant Date -
N/A
app pub date -
Mar 12, 1997
filing date -
Mar 12, 1997
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention is a system for ablating tissue within a body, the system having: an energy source providing a level of energy which is non damaging to the cellular structures of the body tissue, a catheter coupled to the energy source, the catheter having an electrode; and means for sensing the temperature of the electrode while also sensing the amount of energy which is non damaging to the cellular structures of the body tissue is delivered to the electrode, the sensing means coupled to the catheter and coupled to the energy source wherein the degree to which the electrode contacts the heart tissue (e.g. no contact, moderate contact, good contact or excellent contact) may be determined.
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