Objective: To observe the effects of a series of interventions to protect female fertility after surgical treatment of missed abortion in early pregnancy and the benefits in this population. Methods: A total of 293 cases of missed abortion in early pregnancy were treated with standardized perioperative treatment and post-abortion care (PAC) services the complications such as bleeding and uterine perforation were observed

and the postoperative recovery

rebirth and unintended pregnancy were followed up. Results: By standardized perioperative operation

the incidence of intraoperative complications was very low

and the clinical effect was positive. Among those having willness of fertility desire

20.22% of them had the fertility intention to have a second pregnancy within 6 months after operation

and 46.45% had a second pregnancy within 1 year after operation. With the high quality PAC service in perioperative period

the contraceptive awareness of postoperative patients was significantly improved

and the unintended pregnancy rate was 1.82% in patients without family planning within one year. Conclusion: The standardized operation and high quality PAC service in perioperative period can reduce the incidence of intraoperative complications

improve the recurrence rate of missed abortion in early pregnancy

reduce unintended pregnancy

and protect female fertility.