Separation of the cervical canal does not occur after sexual intercourse. The presence of separation of the cervical canal can be caused by acute cervical inflammation or by cervical adhesions. If a vaginal ultrasound examination reveals separation of the cervical canal, further examination is needed, as it may be due to cervical inflammation or cervical adhesions, etc. 1. Acute cervical inflammation, if there is acute cervical inflammation, under the stimulation of inflammation, there may be some inflammatory exudate in the cervical canal, which may lead to the appearance of cervical separation. If this is the case, antibiotics need to be used promptly for treatment. 2. Cervical adhesion, if the vaginal ultrasound examination after the abortion reveals that the cervical canal is separated and the menstrual blood can’t flow out, you need to consider whether there is cervical adhesion. If it is determined that the cervical adhesion, usually need to do cervical dilatation, drainage of the uterine cavity, cervical canal blood. Patients with cervical canal separation detected by ultrasound are recommended to seek prompt medical attention for definitive diagnosis and symptomatic treatment.