ENDOSCOPIC TREATMENT TOOL

An endoscopic treatment tool includes a sheath inserted into a treatment tool insertion channel of an endoscope; a treatment portion which is capable of protruding and retracting from a distal end of the sheath; a manipulation main body fixed to a proximal end of the sheath; a slider which is fixed...

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Bibliographic Details
Main Authors ETO Hirofumi, UEMICHI Katsuji, KIKUCHI Yasuhiko, HIRAOKA Jin, TONOMURA Masatoshi
Format Patent
LanguageEnglish
French
German
Published 07.10.2020
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Summary:An endoscopic treatment tool includes a sheath inserted into a treatment tool insertion channel of an endoscope; a treatment portion which is capable of protruding and retracting from a distal end of the sheath; a manipulation main body fixed to a proximal end of the sheath; a slider which is fixed to the treatment portion and advances and retracts in a longitudinal axis direction with respect to the manipulation main body to cause the treatment portion to protrude and retract from the sheath; a first locking mechanism which locks the slider at a position at which the distal end of the treatment portion is accommodated in the sheath in accordance with a retracting manipulation of the slider; a second locking mechanism which is provided at further distal side than the first locking mechanism and restricts advance of the slider by being locked to the manipulation main body; a fixing mechanism provided in the second locking mechanism and fixed to the manipulation main body by sliding with respect to the manipulation main body; and a restricting portion which restricts fixing of the fixing mechanism to the manipulation main body.
Bibliography:Application Number: EP20160897839