Invention Grant
US09033866B2 Advance and retreat assist tool of endoscopic treatment instrument and endoscopic system 有权
内窥镜治疗仪器和内窥镜系统的前进和后退辅助工具

Advance and retreat assist tool of endoscopic treatment instrument and endoscopic system
Abstract:
An advance and retreat assist tool includes a base unit, a fixing unit and a first tubular member. The advance and retreat assist tool further includes a fixing portion which fixes the treatment instrument to the first tubular member, a rotary portion which provided in the first tubular member and an advance and retreat mechanism which advances and retreats the first tubular member on the basis of the a rotation force of the rotary portion.
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