How Does a Copper IUD Work? A copper IUD, or intrauterine device, is a small, T-shaped device made of copper or flexible plastic wrapped in copper. The doctor places it inside your uterus to prevent ...
Copper IUDs (intrauterine devices) are a form of birth control. IUDs are a safe and effective method of preventing unintended pregnancies. As of 2012, 11.6% of females in the United States use some ...