A flexible member a connecting member having a proximal end portion fixed to the distal end side of the flexible member an outer sheath covered with respect to the outer periphery of the flexible member and an outer covering at least on the outer peripheral side of the flexible member A first filler applied so as to be in contact with the front end side, an annular member covering at least the outer periphery of the first filler, and an outer circumference of the annular member and an outer circumference of the outer circumference of the outer sheath are continuously coated And a second filler applied so as to cover the surface.挿入部と、軟性部材と、軟性部材における先端側に対し基端側部位が固定された連結部材と、軟性部材の外周に対し被覆された外皮と、軟性部材よりも外周側において、外皮の少なくとも先端側に接触するように塗布された第1の充填剤と、少なくとも第1の充填剤の外周を被覆する環状部材と、少なくとも環状部材の外周と外皮の先端側の外周とを連続的に被覆するよう塗布された第2の充填剤と、を具備する。
