Although the insertion vessel is locked release possibly, it is suited, in order the insertion vessel the insertion vessel guide (19) from to be removed the tube tube which the insertion vessel penetrates and extends (21) by advancing, the tube device which possesses the open groove which is formed (21) the insertion vessel guide of business (19).挿入器を解放可能に固定するのに適し、挿入器が貫通して伸びる挿管チューブ(21)を前進させることにより挿入器が挿入器ガイド(19)から取り出されるように形作られた開放溝を有する挿管装置(21)用の挿入器ガイド(19)。