After general anesthesia, even if the patient has been fully awake, but the effect of the drug may not be completely eliminated, so the postoperative period also requires attention to the following aspects: 1, general anesthesia requires cardiac monitoring of vital signs, cardiac monitoring of blood pressure, oxygen, respiration and heart rate, and postoperative oxygen inhalation; 2, pay attention to the tongue drop or respiratory secretion caused by respiratory obstruction, pay attention to the residual anesthesia caused by respiratory inhibition; 3, prevention of hypoxemia occurs. Hypoxemia occurs, the patient in surgery after anesthesia, may be caused by pain and dare not breathe hard, will affect the respiration and lead to the emergence of hypoxemia; 4, to prevent vomiting caused by reflux and aspiration, vomiting tendency of the patient can be given to alleviate the symptoms of antiemetic drugs; 5, special surgery, such as thyroid surgery after returning to the ward, the bed beside the routine preparation of tracheotomy kit.