Defecation device for gastroenterology department

The invention relates to the technical field of medical instruments, in particular to a defecation device for the gastroenterology department. The defecation device comprises a defecation cylinder, anannular partition plate is transversely arranged in the defecation cylinder fixedly, a medicament cavity is formed in the outer side of the annular partition plate, a waste liquid cavity is formed inthe inner side of the annular partition plate, and a medicament pump tube is arranged on the defecation cylinder upward; the top of the medicament pump tube is open, the bottom of the medicament pumptube is communicated with the medicament cavity, a first pull rod is movably arranged in the medicament pump tube, and the bottom of the first pull rod is fixedly connected with a first piston. The medicament cavity and the waste liquid cavity are formed in the defecation cylinder, the medicament cavity is communicated with the medicament pump tube, the first pull rod and the first piston are arranged in the medicament pum