The Effect of Oxytocin Nasal Spray on Preventing Postoperative Delirium in Elderly Patients Undergoing Orthopedic Surgery

Cases were included according to the inclusion and exclusion criteria, and induction, maintenance and resuscitation were performed according to the standard protocol for general anesthesia.Before the end of anesthesia, the experimenter administered oxytocin nasal spray (Oxytocin) that was 3 sprays in each nostril (4 IU each) for a total of 24 IU. Beginning 1 day postoperatively, administer 24 IU of oxytocin nasal spray 2 times/day in the morning and 24 IU in the evening.Until 7 days after surgery or discharge.