Male ligation, or vasectomy, is usually able to be unblocked. Patients are advised to take care of themselves after the procedure and to maintain contraception after the procedure. Male patients in the vasectomy, usually, there are a small number of patients can be dredged again, the patient can be surgically reconnected to the vas deferens, can restore the remaining function, the specific surgical procedures need to patients to the hospital, follow the doctor’s advice to choose a specific surgical methods. However, it should be noted that the success rate of the surgery is not high. Therefore, caution should be exercised when performing vasectomy. Male patients should pay attention to the daily care after vasectomy, patients to ensure adequate rest, should not stay up late and strenuous exercise. It is not advisable to stop contraception immediately after the procedure, as the vas deferens contains residual spermatozoa. Vasectomy can be unblocked, and it is recommended that patients consult a doctor in the hospital for ligation surgery or unblocking.