The utility model relates to a T-shaped contraceptivedevice with a ball head and the placing mould.
球头T型节育器是一种新型医疗器械，专用模具是一种新型非金属材料成型工具。
2
Objective To evaluate the clinic significance of trans hysteoscopic removal of occult intrauterine contraceptivedevice.
目的探讨宫腔镜应用于困难取出宫内节育器的临床意义。
3
The effects of nylestriol and misoprostol are equal on the extraction of contraceptivedevice in postmenopausal women. Both drugs are curative and safe.