ZEPHYR / SCIENCE PHOTO LIBRARY ZEPHYR / SCIENCE PHOTO LIBRARY
Intrauterine device in position. Coloured 3D frontal computed tomography (CT) scan of the pelvic region of a 40-year-old woman with an intrauterine device (IUD, pink, centre) implanted in her uterus. Also known as a coil, this device is used as a form of birth control to prevent pregnancy. This IUD is a Lippes Loop, made from a type of plastic (polyethylene).
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