The medium type of open craniocerebral injury belongs to the more serious injuries, which should be treated in time, otherwise it may be life-threatening in a short time. Open craniocerebral injury is mainly caused by blunt or sharp objects or even firearms on the patient’s head, the scalp, skull, dura mater breaks, so that the brain tissue directly or indirectly with the outside world of the damage. Medium-sized craniocerebral injuries can already lead to serious complications such as intracranial hematoma, epilepsy, intracranial infection and cerebral edema. The specific degree of injury requires a detailed examination by the doctor, such as clarifying whether the patient has a skull base fracture, cerebral hematoma, etc. If there is coma, respiration and blood pressure drop, then it is a serious injury, and it is recommended to go to the hospital in time for resuscitation to save the patient’s life.