Problem to be solved: to reduce the size of the tip portion of the insertion portion.The endoscope has an insertion portion 6 inserted into the subject.Insert 6A rigid member 11 having a through hole 114 extending in the extending direction of the insertion part 6 andA first extended portion 101A extending along the extending direction of the insertion part300AAnd said first extended portionA second extended portion 101b extending in the direction crossing the extending direction of the insertion part 6 from the tip of 300ABending structure 100 having 300B300Flexural structure 100Holding 300,The proximal end of the rigid member 11 is inserted into the through hole 114 toward the distal end of the rigid memberThe second extended portionA holding member 500 for exposing the tip end of 300B to the outside from the through hole 114 is provided.Diagram【課題】挿入部における先端部分の小型化を図ること。【解決手段】内視鏡は、被検体内に挿入される挿入部６を備える。挿入部６は、当該挿入部６の延在方向に貫通した貫通孔１１４を有する硬性部材１１と、当該挿入部６の延在方向に沿って延在した第１延在部１０１ａ，３００ａ、及び当該第１延在部１０１ａ，３００ａの先端から当該挿入部６の延在方向に交差する方向に延在した第２延在部１０１ｂ，３００ｂを有する曲げ構造体１００，３００と、曲げ構造体１００，３００を保持した状態で、硬性部材１１の基端から先端に向かって貫通孔１１４に挿入され、第２延在部１０１ｂ，３００ｂの先端側を当該貫通孔１１４から外部に露出させる保持部材５００とを備える。【選択図】図６
