口服长效避孕药复方18甲基炔诺酮对人宫内膜超微结构的作用已有报导。但见于短期作用观察。有关猴宫内膜周期性变化的超微结构观察,还未见有系统报道,避孕药物对猴宫内膜超微结构的作用也未见报导。本实验使用猴体,进行10年的服药实验,进而在这较长时间内观察该物对宫内膜有无致癌作用。实验期满后处死动物,分别取复方十八甲服药猴9只,正常对照猴7只的宫内膜和宫颈内膜。按常规方法包 The effect of oral long-acting contraceptive compound 18 norgestrel on the ultrastructure of human endometrium has been reported. But found in the short-term observation. On the cyclical changes in the monkey endometrial ultrastructure observed, have not yet been systematically reported, the role of contraceptives on the ultrastructure of the monkey endometrium has not been reported. In this experiment, the monkey body was used for 10 years of medication experiment, and then in this longer period of time to observe whether the substance has carcinogenic effect on the endometrium. After the expiration of the experiment, animals were sacrificed, and 9 eighteen drug-eluting monkeys and seven normal control monkeys were selected for endometrium and endocervix. According to the conventional method package