The removal of the IUD in a 50-year-old woman can reduce the incarceration of the IUD, reduce endometritis, and reduce abnormal bleeding and other uncomfortable symptoms. 1. Reduce the incarceration of the birth control ring: the birth control ring is placed in the uterus for too long, it will be embedded in the uterine lining and muscle, which will cause uterine damage, vaginal bleeding, lower abdominal pain and other uncomfortable symptoms, the uterus of 50 year old women may be gradually shrinking, and the birth control ring is more prone to incarceration and rupture, and the removal of the ring can reduce the incarceration. 2. Reduce endometritis: The IUD is a foreign object in the human body, and placing it for too long will increase the risk of endometritis. 50-year-old women can reduce the incidence of endometritis after removing the IUD. 3. Reduce abnormal bleeding: some women placed IUD, usually have irregular vaginal bleeding, leukorrhea, occasionally lower abdominal distension and pain and other symptoms, 50-year-old IUD after these symptoms may be relieved. In clinical cases where a 50-year-old woman has gone through complete menopause, it is recommended that she go to the hospital to have the IUD removed.