Patients may suffer from the following consequences: Firstly, patients may suffer from persistent vaginal bleeding, which may cause vaginal infections and pelvic inflammatory diseases due to the dysbiosis of the vaginal flora caused by long vaginal bleeding time, secondary infertility. Secondly, prolonged bleeding may affect the coagulation function of women, leading to abnormal coagulation and hemorrhage, which may endanger the life of the patient in serious cases. Thirdly, residues in the uterine cavity may cause local adhesions and damage to the endometrium, which may lead to clinical symptoms such as low menstrual flow, secondary infertility and habitual abortion.