Do hemorrhoid surgery need to take care of the anus, generally should be from the anal cleaning, local medication, adjust the diet, appropriate activities and so on. 1. Anal cleansing: pay attention to anal hygiene after surgery, especially after defecation to clean up the anus in time, to avoid fecal residue, triggering secondary infection. Change underwear frequently and wash the anus daily. 2. Local medication: after hemorrhoid surgery can be under the guidance of the doctor for warm water sitz bath, but also in the water to add medical potassium permanganate, the ratio of 1:5000 potassium permanganate solution sitz bath; can also be applied locally compound keratoconite cream or musk hemorrhoid cream, to help stop bleeding, swelling, repair the mucous membrane and so on. 3. Adjust the diet: after hemorrhoid surgery in order to promote defecation, should try to choose high-fiber and vitamin-rich foods, such as fresh fruits and vegetables, such as celery, cabbage, apples, bananas, etc., and at the same time to avoid sedentary squatting, staying up all night toiling, and so on. 3. Appropriate activities: After surgery, you should go down to the ground as soon as possible under the guidance of the doctor to promote gastrointestinal motility and avoid dry stools and constipation. Constipation will aggravate the pain of the wound at the anus, or damage to the tear, but also the formation of psychological fear of defecation. In short, after hemorrhoid surgery must pay attention to anal care, to avoid tearing the wound, secondary infection and other phenomena occur, affecting the recovery after surgery.