High-frequency treatment device for endoscope
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United States of America Patent
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-
Apr 11, 2000
Grant Date -
N/A
app pub date -
Jul 19, 1996
filing date -
Aug 3, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A high-frequency treatment device for an endoscope has an elongated piercing portion. A sleeve-like first electrode is disposed at a distal end portion of this piercing portion. A bar-like second electrode is coaxially disposed within the first electrode. A sleeve-like insulative layer is interposed between the first electrode and the second electrode.
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