PROBLEM TO BE SOLVED: To provide a fluid extraction/injection device dispensing with washing/disinfection/sterilization processes for each step of assembling, being quickly inserted into a body and a mouth, and having no possibility of rollin-up of a tip end of a tube.SOLUTION: The fluid extraction/injection device includes: a core member 11a having a head portion 10a at a distal side an extraction/injection member 20 through which the core member 11a penetrates, is disposed adjacent to the head portion 10a, and has a hole or a groove 22 for extracting the fluid to the outside or injecting the fluid from the outside and a tube material 30 that is fitted with an opposite side of the side adjacent to the head portion 10a, of the extraction/injection member 20, covers the outer peripheral surface of the core member 11a, with a gap formed thereon for passing the fluid, and has an outside diameter equal to or less than the maximum diameter of the head portion.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2017,JPO&INPIT【課題】組立の1工程毎には洗浄殺菌滅菌処理は不要で、体内や口の中に速やかに挿入でき、チューブの先端が捲り上がる恐れの無い流体注出注入器を提供する。【解決手段】先端側に頭部10aを備える芯部材11aと、前記芯部材11aが貫通し、前記頭部10aに隣接して配置され、流体を外部に注出或いは外部から注入する孔若しくは溝22を備える注出注入部材20と、前記注出注入部材20における前記頭部10aに隣接する側の反対側と嵌合し、前記芯部材11aの外周面を前記流体が通過する間隙を有して覆い、外径が前記頭部の最大径以下のチューブ材30と、を備えた構成を採る。【選択図】図1
