Psychological guidance patients not only need to bear the stimulation of the disease itself, but also be stimulated by anesthesia and surgical trauma, so patients often have adverse reactions such as anxiety, tension, fear, negativity and pessimism, which will affect their sleep, rest and appetite, and even affect the smooth operation. Therefore, surgical nurses should have an optimistic and cheerful personality, be considerate of patients' mood, be good at doing ideological work for patients and their families, make patients feel safe with a calm and caring attitude, let patients know the nature of their diseases and the purpose of surgery, so as to eliminate tension and fear, actively cooperate with treatment, relax before operation and have a full rest. It is worth noting that for patients with emotional tension, they should be instructed to listen to music, talk to successful patients and take a deep breath to relax and reduce adverse reactions. For patients with malignant tumors, we should pay attention to protective medical care and make a good explanation.