Gastrointestinal decompressor

The utility model discloses a gastrointestinal decompressor, include: negative pressure drainage device (1), its hollow jar of column structure in inside that is equipped with two connectors for the top, drainage connecting pipe (2), its connector with negative pressure drainage device communicates, three -way valve (3), it sets up at the middle part of drainage connecting pipe (2), and first port and second port communicate with drainage connecting pipe (2) respectively, and the third port is for annotating the liquid mouth. The utility model discloses an intercommunication condition that the drainage connecting pipe was adjusted to the three -way valve of setting on the drainage connecting pipe to make nursing work more simple and convenient, practice thrift the injection and press from both sides the time of managing. 本实用新型公开了种胃肠减压器，包括：负压引流器(1)，其为顶部设有两个连接口的内部中空的罐状结构；引流连接管(2)，其与负压引流器的连接口连通；三通阀(3)，其设置在引流连接管(2)的中部，第端口和第二端口分别与引流连接管(2)连通，第三端口为注液口。本实用新型通过设置在引流连接管上的三通阀调节引流连接管的连通情况，从而使得护理工作更简便，节约注药和夹管的时间。