Method of treating abnormal tissue in the human esophagus
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United States of America Patent
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May 12, 2009
Grant Date -
Aug 21, 2003
app pub date -
Feb 19, 2003
filing date -
Nov 16, 1999
priority date (Note) -
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Abstract
An ablation catheter system and method of use is provided to endoscopically access portions of the human esophagus experiencing undesired growth of columnar epithelium. The ablation catheter system and method includes controlled depth of ablation features and use of either radio frequency spectrum, non-ionizing ultraviolet radiation, warm fluid or microwave radiation, which may also be accompanied by improved sensitizer agents.
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