使用宫内节育器是我国育龄妇女计划生育最主要的手段之一,应用 B 超监测宫内节育器具有方法简便、安全、诊断符合率高、无毒、无副作用等优点,明显优于传统的 X 线检查法,值得在临床工作中积极提倡和大力推广。 The use of IUDs is one of the most important means of family planning for women of childbearing age in our country. The application of B-monitoring IUDs is simple, safe, high coincidence rate of diagnosis, non-toxic, without side effects, which is obviously superior to the traditional X-ray examination, it is worth actively in clinical work to promote and promote.