1, postoperative supine head must be tilted to the side, or lateral, to avoid oral secretions accidentally into the trachea; observe whether the child has shortness of breath, wheezing, blue lips, if it happens, promptly to the staff for help. 2, close observation of the child’s bleeding: postoperative when less talk, the environment should be quiet and tidy, after waking up the child to take a comfortable position to rest, avoid coughing, gently spit out oral secretions, do not swallow; observe the spit Observe the color and volume of the discharge. Pay attention to whether the child has frequent swallowing movements during sleep and whether there is bleeding in the nasal cavity. 3. Since younger children and some more delicate children do not cooperate and cry more, parents should not be overly nervous. Parents should comfort and encourage the child, explain the importance of cooperation, relax and lie still to avoid crying. 4, observe the vomiting: the child should vomit with the head to the side to avoid accidental aspiration. To strengthen the observation of the color, quality and quantity of vomit, if the vomit is coffee-colored, it means that there may be a small amount of intraoperative bleeding swallowed by the child, there is no active bleeding, there is no need to be nervous; if the vomit is bright red blood or blood clots, it means that there may be active bleeding, we should pay attention to it and strengthen the observation, we should get in touch with the medical staff in time, pay attention to it, strengthen the observation and take corresponding measures. 5. 6h after surgery Fasting and abstaining from drinking. After 6h, enter a small amount of cold liquid food, because cold liquid food can make vasoconstriction, prevent wound bleeding, and relieve pain in the throat. Do not eat hard, large, sour, spicy and other irritating foods for 2 weeks to avoid bruising the incisional white membrane and causing bleeding. After surgery, avoid eating bananas and mangoes. 6. Keep the mouth clean, use mouthwash to clean the mouth to prevent infection, maintain the healthy growth of the white membrane, and help the wound to heal as soon as possible. If a young child cannot cooperate, parents can ask the child to drink light salt water or cold boiled water after eating. 7. Observe the child’s sleep snoring, which is caused by edema of the tissue around the wound after surgery and can gradually improve within one or two weeks after surgery. 8. Get out of bed the next day after surgery and encourage the patient to do mouth opening and tongue stretching. And can speak softly. To promote local blood circulation, facilitate incision healing, and prevent wound adhesions and scar contracture. 9, due to the change in the structure of speech after surgery, the resonant cavity becomes wider, so the resulting change in speech, do not worry too much, will be self-corrected.