What is ring taking? An IUD is a contraceptive device placed inside a woman\’s uterus. It is called an IUD. The ring is made of plastic or metal, usually in a T-shape, and can prevent sperm from entering the uterus, thus achieving a contraceptive effect. There are many types of ring removal, and some ring removal also releases hormones. What is miscarriage? Miscarriage refers to the early embryonic death caused by loss of appetite, miscarriage, stillbirth and other reasons during pregnancy, or the fetal size is smaller than the normal weight. Miscarriages often occur in the first trimester, and common symptoms include