Women need to avoid the menstrual period, the outer end of the anoscope in the appropriate amount of lubricant, and then gently press the anal area will be pushed into the anoscope. Anoscopy is one of the most commonly used methods of anorectal examination, generally the patient to take the lateral position or truncated position, women need to avoid menstruation, the first observation of the anus with or without abnormality, mainly to see whether there is anal fissure, fissure serious patients prohibited from anoscopy surgery. If there is no abnormality commonly used sterile paraffin oil coated anus to open the anoscope, and apply paraffin lubricant, let the patient take a deep breath to make the anoscope smoothly pushed into the anus. First remove the internal pins of the anoscope, gradually and slowly backward anoscope, observe the rectal mucosa and anal canal with or without abnormality, completely out of the gauze after cleaning around the anus and massage the perianal area for two minutes to relieve the discomfort of checking the anus. It is recommended to go to the regular hospital anorectal examination by a professional doctor to operate, if there is any abnormality, follow the doctor’s instructions to actively carry out treatment. Anoscopy in the clinical examination is very clinically valuable, it is recommended that the population is necessary to check regularly every year.