The invention provides a multifunctional breathable pipe which is convenient for exhausting gas inside the anus of a patient after anorectal surgery and for hemostasis by pressure. The breathable pipe comprises a breathable pipe body, the front end of which is provided with a mushroom-shaped head which is provided with a plurality of breathable holes; the rear end of the breathable pipe body is provided with a horn-shaped tail; the external side of the breathable pipe body is also sleeved with a water-absorbing sleeve; the breathable pipe has the advantages that the multifunctional breathable pipe is convenient for use, is not easy to be blocked, is convenient for exhausting the gas inside the anus of the patient, has simple operation and good pressure fixing effect, is not easy to fall off, is easy to be taken out, lightens the local foreign matter feeling caused by the contraction of anal sphincter after anesthetic period passes, and lightens the pain of the patient; simultaneously, the multifunctional breathable pipe reduces the use of analgesic agent, prevents the complications such as dropsy, bleeding, expansion and the like, and improves the sleeping quality of the patient.