The hazards of early pregnancy abortion surgery are mainly reflected in the following aspects: First, episodic infections can occur during the surgical operation, such as uterine perforation, hemorrhage, uterine cavity residue, endometrial damage, etc. Second, after abortion surgery, due to the damage to the endometrium, low menstrual flow, amenorrhea, secondary infertility, and habitual abortion can occur. Thirdly, after abortion, due to endometrial damage or uterine cavity infection, endometrial adhesions, cervical canal adhesions, inflammatory diseases of fallopian tubes may occur, and patients may have abdominal pain, reduced menstrual flow, and discomfort of lower abdomen when menstruating. Fourthly, abortion can cause habitual miscarriage, or placental adhesions and implantation of the placenta after another pregnancy.