目的:探讨改良体位护理在胸外科手术中的应用效果。方法:将绍兴市人民医院2013年8月至2014年4月收治的100例胸外科患者随机分为观察组和对照组,对照组采用常规体位护理,观察组采用改良体位护理,比较两组的护理效果。结果:观察组术前、术后的血压、心率、呼吸频率波动小于对照组,有统计学意义(P<0.05)。观察组皮肤受损、压疮少于对照组,有统计学意义(P<0.05)。结论:改良护理能减少胸外科手术患者术中压疮的发生,提高患者的舒适度,保证手术安全。 Objective: To explore the application of modified position nursing in thoracic surgery. Methods: A total of 100 cases of thoracic surgery admitted from August 2013 to April 2014 in Shaoxing People’s Hospital were randomly divided into observation group and control group. The control group received routine position nursing. The observation group received modified position nursing. Nursing effect. Results: The preoperative and postoperative blood pressure, heart rate and respiration rate in the observation group were less than those in the control group, with statistical significance (P <0.05). The skin of the observation group was impaired, pressure ulcer was less than the control group, with statistical significance (P <0.05). Conclusion: Improved nursing can reduce the incidence of intraoperative pressure ulcers in patients undergoing thoracic surgery, improve patient comfort and ensure surgical safety.