PROBLEM TO BE SOLVED: To provide an insertion device capable of preventing excessive compressive force and tensile force from acting on a medical linear body with a simple configuration, which can be operated by a single doctor.SOLUTION: An insertion device includes: a drive device 1 for moving a medical linear body 104 in a longitudinal axis direction foot switches 41 and 46 for starting and stopping the movement of the medical linear body 104 by the drive device 1 in response to an operation by an operator a measurement device 60 for measuring the compressive force and tensile force in the longitudinal axis direction that act on the medical linear body 104 notification devices 92-94 for notifying the operator of the compressive force and tensile force measured by the measurement device 60 and a Y connector 31 in which a through-hole is formed for inserting the medical linear body 104.COPYRIGHT: (C)2015,JPO&INPIT【課題】簡易な構成で、医療用線状体に過度の圧縮力および引張力が作用することを防ぐとともに、一人の医師が操作することが可能な挿入装置を提供する。【解決手段】この挿入装置は、医療用線状体104を長手軸方向へ移動させる駆動装置1と、術者の操作に応答して、駆動装置1による医療用線状体104の移動を開始および停止させるためのフットスイッチ41,46と、医療用線状体104に作用する長手軸方向の圧縮力および引張力を計測する計測装置60と、計測装置60によって計測された圧縮力および引張力を術者に通報する通報装置92~94と、医療用線状体104が挿通される貫通孔が形成されたYコネクタ31とを備える。【選択図】図1