1.Pay attention to psychological care, give patients care and comfort. 2, close observation of the condition: focus on observing the patient’s consciousness, mental status, comprehension, expression and all vital signs (blood pressure, body temperature, respiration, pulse and pupil changes) and keep records. 3, limbs to maintain functional position: wrist joints should be properly maintained slightly bent and flexed, a rolled handkerchief can be placed in the hand; lower limbs with a splint to pad the heel, so that the dorsum of the foot is at an angle of 90 degrees with the sole of the foot, to prevent knee extension contracture, N fossa placed. Small pillow, so that the leg is slightly flexed, while paying attention to the affected limb to do passive activities and massage to prevent joint stiffness and deformity. 4.Turn over on time to prevent decubitus ulcers, the patient’s limbs disable ice and hot water bags to prevent frostbite. 5.Keep the respiratory tract unobstructed, pat the back when turning to facilitate sputum discharge, and manually assist in sputum discharge if necessary. 6.Manage urine and stool well, supply enough water, eat fiber-rich food appropriately, and develop the habit of regular bowel movement. 7.Guide patients to complete daily activities within their ability, such as undressing, washing, eating, etc. 8.Please inform the medical personnel in time when there is no obvious reason for swelling of lower limbs to prevent deep vein thrombosis of lower limbs.