The clip device of the present invention is connected to the holding tube having the insertion passage, the first arm portion and the second arm portion that are inserted into the insertion passage so as to protrude from the distal end of the holding tube, and the first arm portion. An operation wire for moving the first arm portion back and forth with respect to the holding tube, and when the operation wire is retracted by a predetermined amount, the second arm portion is moved following the retraction of the first arm portion. A movement adjusting mechanism for retreating. 本発明のクリップ装置は、挿通路を有する押さえ管と、前記押さえ管の先端から突出するように前記挿通路に挿入される第一腕部及び第二腕部と、前記第一腕部に接続され、前記押さえ管に対して前記第一腕部を進退させる操作ワイヤと、前記操作ワイヤが所定量後退操作されたときに、前記第一腕部の後退に追従して前記第二腕部を後退させる移動調整機構と、を備える。
