Male, 23 years old, 5 years of mixed hemorrhoids, 3 days of acute cantonment, diffuse thrombosis in the nucleus pulposus, postoperative picture. Blue area is after Melan injection. Postoperative picture 3 days after surgery. Good recovery. Experience: 1. For mixed hemorrhoids with varicose external hemorrhoids as the main manifestation. The surgery can be performed by first external dialing and internal ligation of larger mixed hemorrhoids. 2.For external hemorrhoids with extensive thrombosis in the rest of the body, the mucous membrane of the anal canal and the skin outside the anus are preserved and treated with segmental stripping and small incisions for decompression. 3.Postoperative control of stool, regular change of medication, appropriate hemostatic drug application.