Male sterilization is a permanent method of contraception, which is achieved by removing a small section of the vas deferens and ligating it so that the sperm cannot leave the body. Most of the sperm and secretions produced by the testes will be absorbed by the epididymis and there are no clinical symptoms or health effects. If you want to have a child again, you need to go to the hospital to have a vasectomy so that you can get pregnant again. For men of childbearing age, it is recommended to choose ligation carefully, men can wear condoms to prevent pregnancy, not necessarily surgical ligation, after all, there are certain risks associated with ligation. 1. Benefits: male ligation can achieve permanent contraception, but also a simple and safe surgery, usually does not affect the normal sexual arousal, erection, and does not affect the normal ejaculation, just ejaculate no sperm in the semen. There is no need to use condoms anymore, and women do not need to take birth control pills or worry about unwanted pregnancy; 2. The bad: Doing the surgery will have certain risks, so it may cause bleeding and postoperative infection, you need to pay attention to keep the wound clean and dry, and a few patients are hard to absorb the sperm on their own, and they will have symptoms such as painful nodules and epididymal stasis, so you must seek medical attention in time.