The whole process of PPH surgery for mixed hemorrhoids is divided into three stages, which are preoperative, intraoperative and postoperative. 1. Preoperative: before the operation, patients need to clean enema, empty urine and feces, clean their anal area, follow the doctor’s advice to fasting water, the nurse will monitor the patient’s cardiac monitoring, and then maintain a relaxed mood. 2. During the operation: the anesthesiologist will inject lumbar anesthesia into the patient, after successful anesthesia, set up the position needed for the operation. The surgeon will first sterilize the surgical site, lay a cavity towel, and then dilate the anus; About 4cm above the patient’s dentate line, the rectal mucosa will be looped and sutured in a circle, and then the anastomosis used in the surgery will be inserted into the anus, the suture will be knotted, the suture will be pulled, so that the prolapsed mucous layer will be placed into the cavity of the anastomosis, the anastomosis will be closed, and the anastomosis’s knife and the sewing system will resect the prolapsed mucous membrane after determining the position, suture to stop the hemorrhage, and then finally, the dilator and the anastomosis will be taken out. 3. Postoperative: After the operation, the patient will be pushed back to the ward, and cardiac monitoring will be performed to observe the treatment and instruct the postoperative precautions. It takes some time to recover after PPH surgery for mixed hemorrhoids, and it is important to go to the hospital regularly for dressing changes to prevent complications such as infection of the wound. Mixed hemorrhoid PPH surgery is not recommended for pregnant women, children, intractable constipation, pelvic tumors, portal hypertension, or patients who do not tolerate surgery.