PROBLEM TO BE SOLVED: To provide an abdominal cavity endoscope capable of reducing the risk that an adhesive agent and a section arranged just before the adhesive agent may be damaged by a treatment instrument inserted into an abdominal port with an insertion part.SOLUTION: An abdominal cavity endoscope with an insertion part 20 that can be inserted to/detached from an abdominal cavity and includes a flexible tube part extending forward from an operation part, a curved part 26 connected to a front end of the flexible tube part and curving in accordance with an operation of curving operation means provided in the operation part, and a distal end hard part 21 connected to a front end of the curved part comprises an outer tube 28 which constitutes an outer sheath of the curved part and whose front end part covers the outer peripheral surface of the distal end hard part, a fastening thread 30 for fixing the front end part to the distal end hard part, wound around the outer peripheral surface of the front end part of the outer tube, an adhesive agent 31 solidified in an adhering state onto the outer peripheral surface of the front end part of the outer tube and the fastening thread, and an adhesive agent protection member 33 arranged just after the adhesive agent and including a back side protection part 34 protruding more toward the outer peripheral side of the insertion part than the adhesive agent.COPYRIGHT: (C)2014,JPO&INPIT【課題】挿入部と一緒に腹部のポートに挿入した処置具によって接着剤や接着剤の直前に位置する部位が傷つくおそれを低減できる腹腔用内視鏡を提供する。【解決手段】操作部から前方に延びる可撓管部と、可撓管部の前端に接続し、操作部に設けた湾曲操作手段の操作に応じて湾曲する湾曲部26と、湾曲部の前端に接続する先端硬質部21と、を有する挿入部20が腹腔に対して挿脱可能な腹腔用内視鏡において、湾曲部の外皮を構成し、前端部が先端硬質部の外周面に被さる外皮チューブ28と、外皮チューブの前端部の外周面に巻き付けた、前端部を先端硬質部に固定するための締付糸30と、外皮チューブの前端部の外周面及び締付糸に付着した状態で固化した接着剤31と、接着剤の直後に位置し、かつ、接着剤よりも挿入部の外周側に突出する後方保護部34を有する接着剤保護部材33と、を備える。【選択図】図3
