PROBLEM TO BE SOLVED: To provide a button-type fistula tube which is capable of improving a service life of a body surface engaging part.SOLUTION: The body surface engaging part 3 includes: a body surface engaging part body 30 having a through-hole 30a wherein a tube body 1 is extended at one end side a cylindrical first connecting member 31 detachably connected to the other end side of the through-hole 30a a cylindrical second connecting member 32 detachably connected to the first connecting member 31 and a check valve 33 detachably connected to the second connecting member 32.COPYRIGHT: (C)2012,JPO&INPIT【課題】体表係止部の耐用期間を向上させることができるボタン型瘻孔チューブを提供する。【解決手段】体表係止部3は、一端側にチューブ本体1が延設された貫通孔30aを有する体表係止部本体30と、貫通孔30aの他端側に着脱自在に連結される筒状の第1連結部材31と、第1連結部材31に着脱自在に連結される筒状の第2連結部材32と、第2連結部材32に着脱自在に連結される逆止弁33とを備える。【選択図】図1
