Helically wound radio-frequency emitting electrodes for creating lesions in body tissue
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United States of America Patent
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Aug 13, 1996
Issued Date -
N/A
app pub date -
Aug 22, 1995
filing date -
Oct 15, 1993
priority date (Note) -
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Abstract
A device for ablating tissue within the body has an element with an energy emitting region helically wound about and along the axis of the element. The element emits energy to create a lesion in body tissue. A sheath of a non-energy emitting material is movable over the region to adjust the impedance of the region.
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