The present invention relates to a medical aspirator, and in particular the bottom plate Said to be a certain distance from the bottom plate is placed, the shielding means and the pressure plate is opened and closed by the exhaust hole is formed And a coil spring that is provided between the bottom plate and the pressure plate Sealing the film and to form a receiving space which can house a fluid between the bottom plate and the pressure plate to connect the edges of the bottom plate and the pressure plate Is connected to the pressure plate, but guide the body fluid generated from the human body to the receiving space, with only the direction toward the receiving space from the body is provided with a check valve inside the drainage tube so that the fluid can flow doedoe configuration, the shield means wherein the fixing part is fixed to the surrounding discharge hole of the pressure plate, in which the first strap and is integrally connected to the government, wherein the first strap is connected integrally with the insertion tube is inserted into the discharge hole, the accommodation space in the interior only the direction of the outgoing check valve and is inserted into the fitting tube so that fluid can flow And the second strap is integrally connected to the fitting on the pipe, the strap is connected to the second consists of a stopper to seal the top of the pipe fitting the check valve is inserted, the external air is extracted from the human body fluid that is stored in the receiving space there is an effect that can be prevented from being contaminated by.본 발명은 의료용 흡인기에 관한 것으로서, 특히 바닥판과 상기 바닥판에 일정거리 이격되게 배치되고, 차폐수단에 의하여 개폐되는 배출홀이 형성된 가압판과 상기 바닥판과 가압판 사이에 설치되는 코일스프링과 상기 바닥판과 가압판의 테두리를 연결하여 바닥판과 가압판 사이에 체액을 수용할 수 있는 수용공간을 형성시키는 밀폐막과 상기 가압판에 연결되어 인체로부터 발생되는 체액을 상기 수용공간으로 안내하되, 인체로부터 상기 수용공간을 향하는 방향으로만 유체가 흐를 수 있도록 내부에 체크밸브가 구비된 배액관으로 구성되되, 상기 차폐수단은 상기 가압판의 배출홀 주변에 고정되는 고정부와, 상기 고정부에 일체로 연결되는 제1스트랩과, 상기 제1스트랩에 일체로 연결되어 상기 배출홀에 삽입되는 끼움관과, 상기 수용공간 내부에서 외부로 향하는 방
