Wound healing after hemorrhoid surgery if you want to avoid stenosis, you need to eat a reasonable diet, avoid constipation; also need to keep the wound clean, avoid wound infection; in the necessary also need to give anal expansion treatment. 1. Avoid constipation: after hemorrhoid surgery, we should eat a reasonable diet, eat more light, high fiber food, more exercise, can promote intestinal peristalsis, is conducive to defecation. 2. Clean the wound: after hemorrhoid surgery on time to disinfect the wound and change the medicine, if necessary, you can also warm water sitz bath, wash the wound secretion and fecal residue, to avoid wound infection, which leads to necrosis of the anus at the dermatomal bridge tissue, and then anal stenosis and so on. 3. Expansion of the anus: When there are signs of anal stenosis, such as anal constriction, thinning of stool and difficulty in passing stool, it is necessary to expand the anus according to the tightness of the anus, to avoid excessive force, which may lead to anal canal fissure. Specifically, if the patient has the above discomfort symptoms, it is recommended to go to the hospital for review, by a professional physician for diagnosis and treatment.