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目的 :观察产时安放单金属环远期的避孕效果 ,子宫内膜的改变 ,脱环率 ,副作用及安全性。方法 :随访我科 1984年产时安放单金属环避孕 80例妇女 ,了解脱环的比例 ,对部分未脱环者给予取环并取宫内膜作组织学检查。结果 :剖宫产时安环 30例 ,自产 5 0例。剖宫产 30例中 ,带环受孕 1例 ,占 3 0 % ,因月经紊乱 ,有生育指标取环各 1例 ,占 6 0 % ,持续安置 14年之久 2 7例 ,占 90 0 % ,自产 5 0例中带环受孕 1例 ,占 2 0 % ,有生育指标取环 1例 ,占 2 0 % ,持续安置 14年 48例 ,占 96 0 %。取环诊刮宫内膜 2 0例作组织学检查 ,无 1例癌变。结论 :产时安放单金属避孕环是安全的 ,有抗生育能力 ,是行之有效的一种避孕手段。
OBJECTIVE: To observe the long-term contraceptive effect, changes of endometrium, the rate of gyration, side effects and safety of single metal ring during labor. Methods: Follow-up in 1984, we placed a single metal ring contraceptive 80 women, to understand the proportion of de-loop, some of the non-de-loop to take the ring and take the endometrium for histological examination. Results: Annulus Cesarean section in 30 cases, self-produced 50 cases. Cesarean section in 30 cases, the band ring pregnancy in 1 case, accounting for 30%, due to menstrual disorders, with reproductive indicators to take the ring in 1 case, accounting for 60%, continued for 14 years, 27 cases, accounting for 90% There were 1 case of condom pregnancy in 50 cases with self-produced conception, accounting for 20%. There were 1 case of reproductive index taking 20% of cases, and 48 cases of permanent condom were 14 years (96%). Took round curettage endometrial 20 cases for histological examination, no case of cancer. Conclusions: It is safe to have a single metal contraceptive ring during birth and has anti-fertility. It is an effective contraceptive method.