Traumatic brain injury observation care mainly has the following points: first, medical personnel need to observe the patient’s mental condition, to understand whether there is no consciousness of coma, drowsiness or delirium; second, to observe the patient’s pupils, bilateral pupils are not equal in size, pupil reflex to light is not sensitive; third, to observe the patient’s language, there is no slurred speech aggravation or there is no drinking The fourth, we should also observe the patient’s bleeding after the traumatic brain injury, such as whether the patient’s gauze bleeding is aggravated and whether the bleeding continues to progress; the fifth, we should also observe the patient’s limb movement, whether there is any aggravation of hemiplegia of one limb; the sixth, we should observe the patient’s urinary and fecal condition, whether there is any incontinence that can easily cause bed sores, and we must pay attention to this when caring for the patient. If there is incontinence of urine and faeces, we should wash it in time to prevent the occurrence of decubitus ulcers; seventh, for patients who have choking and coughing, we should pay attention to the choking caused by mistaken attraction, and pay attention to the drainage of sputum to prevent the occurrence of pneumonia; eighth, we should also observe the changes of respiration, heartbeat and rhythm of the patient, whether the patient has abnormal respiration and heartbeat, and whether the vital signs are stable.