Clinical for the use of anal dilator time does not have a clear time provisions, anal dilator generally need to use more than two months, once a day, a fifteen minutes or so, until the patient to solve the normal stool, improve the relevant examination can be discontinued. Expanding the anus is generally used in patients with anal stenosis, expanding the anus time depends on the patient’s specific recovery time, the operation needs to be gentle, to prevent anal tear, expanding the anus need to pay attention to rest, try to lie down, avoid activities, expanding the anus after the pain is more obvious can be taken under the guidance of the doctor to take some pain medication, such as ibuprofen delayed-release tablets, etc., pay attention to the diet is light, to avoid eating some spicy stimulating Foods. Discontinue the use of anal dilator time, need to be adjusted according to the patient’s specific recovery situation, the need for patients to regularly review, under the guidance of the doctor to standardize the treatment, to achieve the therapeutic purpose, and ultimately follow the advice of professional doctors to stop. Treatment needs to be gradual, not halfway, to avoid deterioration of the situation.