人体有一种叫纤维蛋白的物质,对育龄妇女来说,它是受精卵成功植入子宫腔不可缺少的物质,一旦缺少纤维蛋白质,就难以受孕。对于不想生育的健康妇女来说,放置节育环后把生殖道内的纤维蛋白破坏掉,这样就会使受精卵不能着床,从而起到避孕作用。而对于有糖尿病的妇女,节育环置于其? The human body has a material called fibrin, which is an indispensable substance for fertile women who are successfully implanted into the uterine cavity for women of childbearing age. Once the lack of fiber protein, it is difficult to conceive. For healthy women who do not want to give birth, placing the ring after the destruction of fibrin within the reproductive tract, so that fertilized eggs will not be able to get to bed, thus playing a contraceptive effect. For women with diabetes, IUD placed in it?