Novel rectal administration device for rectal cancer radiotherapy patients

The utility model belongs to the technical field of rectal cancer rehabilitation, and discloses a novel rectal administration device for rectal cancer radiotherapy patients, which comprises a spiral liquid storage barrel, a silica gel catheter, an air bag and a through hole. The silica gel urinary catheter is fixed to the bottom of the spiral liquid storage barrel in a cementing mode, a through hole is formed in the front end of the silica gel urinary catheter and can be used for dosing, and an air bag is arranged at the front end of the silica gel urinary catheter. According to the utility model, the liquid storage barrel is designed into a spiral shape, so that a patient can push and inject liquid medicine with a single hand at a constant speed, and the damage to intestinal mucosa is avoided; the silica gel catheter is arranged, so that the damage to intestinal mucosa can be prevented by utilizing the flexibility of a silica gel catheter material; by arranging the air bag, the retention time of liquid medic