The purpose of lying down for 6 hours after surgery is threefold: 1, after surgery the patient is weak, unable to move like a normal person, can only lie down in the hospital bed. 2, surgery patients need to play anesthesia, postoperative anesthesia in the body is not completely degraded excretion, the need to continue to lie down. If patients move immediately after surgery, there is a possibility of dizziness, headache, or even fainting.3, postoperative patients generally need to be on the monitor, the monitor is to monitor the patient’s vital signs, short-term postoperative observation of the patient’s surgical wounds within the leakage of bleeding. If there is bleeding after surgery, the monitor can monitor the patient’s blood pressure decrease in time so that the doctor can deal with it in time.