Curettage is the use of surgical instruments to scrape the lining of the uterus or remove the contents of the uterine cavity. Patients use curettage in different situations, either for therapeutic or diagnostic assistance. If there is any residual tissue in the uterine cavity after an abortion, the residual tissue can be removed, which will help the uterus return to normal. If the patient has abnormal uterine bleeding, endometrial thickening, etc., and the existence of endometrial pathology is suspected, the endometrial tissue can be scraped by scraping and pathological examination can be performed to clarify the endometrial condition. Meanwhile, if the bleeding is heavy, the bleeding can also be stopped by curettage. Curettage is the use of medical equipment to enter the uterine cavity to operate, is a kind of invasive way, for the patient’s uterus also has a certain degree of damage. Therefore, patients need to choose regular hospitals and ask experienced doctors to perform the operation to minimize the occurrence of accidents.