Bleeding after cold knife conization mostly occurs 7 to 10 days after the operation, so it is recommended to rest at home for at least two weeks. At present, the modes of cervical conization include cervical cold knife conization, cervical loop electrocautery or loop electrosurgery or electrothermal loop electrocautery (LEEP electrocautery), and cervical laser conization, and cold knife conization and LEEP conization are the most widely used at present. Cold knife conotomy is a kind of cervical conotomy, bleeding after cervical conotomy mostly occurs in 7~10 days after the operation, that is, when the wound scabs fall off, the general bleeding will not be more than the amount of menstruation, so it is usually recommended to take a rest for at least two weeks, and at the same time prohibit the pelvic bath within one month, less activity and more rest, once the bleeding increases, it should be timely to the hospital for medical consultation.