Mixed hemorrhoid patients need to carry out physical examination and preoperative routine examination before surgery, and also need to carry out certain preoperative preparations. 1. Physical examination: mainly to anal diagnosis, anoscopy and other inspection items. Generally take the truncated position, squatting position or kneeling in the examination bed to elevate the buttocks, through the examination mainly to clarify the severity of the patient’s mixed hemorrhoids. At the same time, it can be clear whether the patient is combined with other anorectal lesions, if necessary, can be considered at the same time surgical treatment. 2. Preoperative routine examination: mainly including blood routine, coagulation function, liver biochemistry, hepatitis B five, infectious disease screening, electrocardiogram, chest X-ray, etc., through which the patient’s current basic physical condition can be clarified. If there are contraindications to surgery, it is necessary to actively regulate the treatment, and when the patient’s physical condition improves, then the surgery will be carried out. 3. Preoperative preparation: In addition to the above examination, patients are also required to remove the hair around the anus and then carry out local cleaning. In addition, preoperative generally require patients to fasting and water, if necessary, may also be enema treatment, clean anal canal surgery area. It is recommended that patients preparing for mixed hemorrhoid surgery should actively cooperate with the treatment and follow the doctor’s instructions.