insertion of intrauterine device

例句：

1. 1. The procedure involves inserting the IUD into the uterus.
   该程序涉及将IUD植入子宫。
2. 2. The woman underwent an insertion of the IUD for her first time.
   这位妇女第一次接受了宫内节育器的植入。
3. 3. The doctor explained how to properly insert the IUD and monitored her progress.
   医生解释了如何正确植入宫内节育器，并监测了她的进展。