1. Before painless abortion operation, corresponding gynecological examination, urine pregnancy test and B-ultrasound examination must be done to determine whether there is intrauterine pregnancy and the size of pregnancy, and tell the doctor the past pregnancy history truthfully;

2. Sexual life and colds should be avoided before operation, and vaginitis and cervicitis should be actively treated to avoid increasing the risk of gynecological inflammation.

3, 6 hours before abortion surgery, should be absolutely fasting, drinking water; Avoid sexual life within one week before operation;

4. Patients who have undergone painless abortion surgery, such as those with heart, lung, liver and kidney diseases, must inform the doctor, who will judge whether it is suitable for painless abortion. If you have any special requirements, please tell the doctor before the operation.

5. Take some sanitary napkins before going out. If it meets the surgical criteria, you can perform surgery directly, and there will be some bleeding after surgery.