Cold knife conization is recommended for patients whose tests reveal high-grade lesions. Cold knife conization surgery of the cervix, after removing the cervical tissue will not damage the edge of the excised tissue, for patients with high-grade lesions of the cervix, it is necessary to determine the status of the edge of the excision, and if the edge of the excision is positive, it is necessary to expand the scope of the operation. The Leep knife tends to damage the margins of excision due to electric cauterization, so it is recommended to choose cold knife conization surgery. For patients with cervical hypertrophy, low-grade cervical lesions, cervical erosion and other diseases, it is recommended to choose the Leep knife, which has a better hemostatic effect, and generally has less bleeding during the process. For patients who are found to have high-grade cervical lesions, it is recommended that they go to a regular hospital in time and choose the appropriate way of active treatment under the guidance of the doctor. Consult your doctor for more information.