Instrument for endoscope and instrument system for endoscope
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United States of America Patent
Stats
-
Jun 8, 2010
Grant Date -
Dec 7, 2006
app pub date -
May 26, 2006
filing date -
May 30, 2005
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An instrument for an endoscope including a flexible insulative insertion section inserted in an endoscope channel, a tubular first electrode section arranged at a distal end of the insertion section with an insertion hole formed along the axis of the insertion section, a conductive electric wire inserted in the insertion section and movable forward/backward, a control section arranged on the proximal end side of the insertion section and controlling forward/backward movement of the electric wire along the axis, a rod-shaped second electrode section connected to a distal end of the electric wire and inserted so as to be movable forward/backward in the insertion hole, and an external connecting section electrically connected to a proximal end side of the electric wire and applying external currents with predetermined frequencies to the electric wire and the second electrode section.
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