The harm of female ligation is mainly reflected in two aspects: firstly, the impact on fertility, female ligation is irreversible, if there is a request to have children again, you need to do surgery again to unblock, which is twice traumatic. The chances of successful tubal reopening after surgical unblocking are not high, and the chances of tubal unblocking are relatively high, so secondary infertility or ectopic pregnancy will be more common after surgery, which is more damaging to patients. Secondly, the damage to the whole body, because the surgery itself is a kind of trauma, which can easily damage the righteousness, and if the operation is not done properly, it may cause infection and damage to the neighboring organs, and chronic pelvic pain may occur after the operation.