The invention discloses an emesis device for the digestion internal medicine department. The emesis device comprises a storage tank, wherein a cover board is mounted at the opening of the upper end ofthe storage tank in a matched manner, a first through hole is formed in the center of the cover board, a vertical pipe is inserted in the first through hole, an emesis cover is mounted at the top endof the vertical pipe, the lower end of the vertical pipe is inserted into the storage tank and is provided with a baffle, a second through hole is formed in the center of the baffle, a guide rod is inserted in the second through hole, an outer sleeve is mounted at the lower end of the cover board, the outer sleeve is arranged outside the vertical pipe in a sleeving manner, a bottom board is mounted at the lower end of the outer sleeve, the lower end of the guide rod is fixedly mounted in the center of the upper end of the bottom plate, an annular plate is mounted at the joint of the verticalpipe and the emesis cover, and a spring sleeves the vertical pipe. The emesis device for the digestion internal medicine department has the advantages that the structure is simple and reasonable, theuse is rapid and convenient, during use, the lips align at the emesis cover, thus the phenomenon that air in the storage tank enters the vertical pipe and diffuses out, consequently, discomfort is caused to a user, is avoided, and the emesis device is suitable for popularization for use.