The utility model discloses a disposable anal tube negative pressure drainage device which comprises a disposable negative pressure device, an anal tube and an expansion component, the anal tube is detachably connected to the disposable negative pressure device, a plurality of adsorption openings are formed in the anal tube, and the expansion component is fixedly connected to the rear portions of the adsorption openings in the anal tube. According to the disposable negative pressure device, excrement of a
fecal incontinence patient can be discharged into the disposable negative pressure device through the anal tube under the action of negative pressure, compared with an existing
nursing pad, a
tampon and the like, the expansion part can be better attached to the hip of the patient, the perianal
skin is effectively protected, the disposable negative pressure device can accurately
record information such as the excrement character and amount, and the use is convenient. And the patient can be effectively nursed. Therefore, the problems that in the prior art, a common
nursing method for the
fecal incontinence patient cannot effectively protect the perianal
skin, the characters, the amount and the like of excrement cannot be accurately observed and recorded, and the
nursing workload is increased are solved, and the device is suitable for being used and popularized.