PROBLEM TO BE SOLVED: To provide a bending operation member of an endoscope facilitating adjustment of operability.SOLUTION: A bending operation member of an endoscope includes: a rotating operation part rotatably supported with respect to an operation section of the endoscope and changing a bending angle of a bending section by rotating operation a movable projection part supported so as to change an amount of projection in the rotation radial direction, with respect to the rotating operation part and holding means constantly retaining the projection amount of the movable projection part with respect to the rotating operation part and enabling the adjustment of the projection amount of the movable projection part by holding release operation.SELECTED DRAWING: Figure 15COPYRIGHT: (C)2016,JPO&INPIT【課題】操作性の調整が容易な内視鏡の湾曲操作部材を提供する。【解決手段】内視鏡の操作部に対して回転可能に支持されて回転動作によって湾曲部の湾曲角度を変化させる回転動作部と、回転動作部に対して回転半径方向への突出量を変化させることが可能に支持された可動突出部と、回転動作部に対する可動突出部の突出量を一定に保持させ、かつ保持解除操作によって可動突出部の突出量の調整を可能にさせる保持手段とを有する内視鏡の湾曲操作部材。【選択図】図15
