a small, plastic t-shaped device that is placed inside the uterus (the small, hollow, pear-shaped organ in a woman’s pelvis) to prevent pregnancy. intrauterine devices prevent sperm from fertilizing an egg, and prevent fertilized eggs from implanting in the uterus. the use of intrauterine devices is also being studied in the prevention and treatment of endometrial cancer and other conditions. also called iud.
出典:Wiktionary
intrauterine device (複数形 intrauterine devices) (abbreviated as IUD)
出典:Wikipedia
出典:『Wikipedia』 (2011/06/03 02:02 UTC 版)
The intrauterine device (IUD) is a form of birth control; it is an object, placed in the uterus, to prevent pregnancy. Among modern IUDs, the two types available are copper-containing devices, and a hormone-containing device that releases a progestogen. Currently, there are over 10 different kinds of copper IUDs available in different parts of the world, and there is one hormonal device, called Mirena.