Objective: To explore the application of noninvasive ventilation combined with nebulization of bronchodilator for the treatment of COPD with respiratory failure by a complex critical care ventilator.

• 摘要目的：探讨应用多功能呼吸机无创通气结合雾化吸入支气管扩张剂治疗慢性阻塞性肺病(COPD)伴呼吸衰竭。