The post-80s female questionnaire survey found that among the 1,000 people, those who exceeded the fold were shocked by the upper ring, and as long as less than 100 people said that they would choose sterilization or birth control ring. Condoms are used the most, accounting for about two-thirds. Others opt for pills and safe-phase contraception. It is rumored that the upper ring is very painful and it is also troublesome to remove the ring. In addition, after the upper ring, the physiological amount increases, entering menopause, etc. The patient's answer represents the thinking of many post-80s women. If the abortion surgery is not standardized, uterine perforation, postoperative amenorrhea, and pathogenic bacterial infections such as endometritis, adnexitis, pelvic inflammatory disease, secondary infertility, etc. may occur. Contraception is actually more important for unmarried and childless women, and multiple miscarriages can pose a safety risk to infertility. Which method is ...