Pacemaker surgery is a treatment in which the heart is stimulated by pulsed electrical currents delivered by an artificial pacemaker to produce excitation D contractions. It includes temporary and permanent pacemaker placement. 1.What do you need to do before surgery? (1) Keep warm and reduce visits before surgery to prevent colds. (2) Prepare a commode and train to defecate and urinate in bed. (3) Eat light and easily digestible food on the operation day, such as noodles, ravioli, etc. Avoid flatulent foods such as soy milk, eggs and milk. (4) Empty urine before surgery. 2.How do you need to cooperate after surgery? (1) You need to be given cardiac monitoring after surgery, please do not adjust the instrument privately. (2) Postoperative sandbag compression for 6 hours, try to lie flat on the same day, the second day after surgery, can be semi-sitting position, the third day after surgery can get out of bed, minimize the activity of the limb on the side of surgery, forbid to do abduction, external rotation, lifting action. During the bed rest period, ankle pump exercise for the lower limbs, 10 times/hour to prevent lower limb thrombosis, and effective cough 10 times/hour to prevent lung inflammation.