Tcu220c型节育器(简称Tcu—IUD)是引进美国人口委员会专利技术,由天津医疗器械四厂生产的新型节育器。其带器妊娠率、脱落率低,深受育龄妇女欢迎。在临床实践中,遇到4例Tcu—IUD嵌顿,报告如下。例1 28岁,工人,于1983年9月16日经净后5天施术,放置过程顺利。术后4个月自感腰痛,盆腔刺痛,经量增多。术后7个月上述症状加重,并出现子宫淋漓出血。术后8个月经净后 Tcu220c IUD (referred to as Tcu-IUD) is the introduction of the United States Population Commission patented technology, Tianjin Medical Devices Factory production of the new IUD. The device with pregnancy rate, shedding rate is low, women of childbearing age are welcome. In clinical practice, encountered 4 cases of Tcu-IUD incarceration, the report is as follows. Example 1 28-year-old worker, on September 16, 1983 5 days after net surgery, placement was smooth. 4 months after the self-induced low back pain, pelvic tingling, by the amount increased. 7 months after the above symptoms worse, and uterine dripping bleeding. Postoperative 8 months after the net