急性左心衰竭发作导致急性呼吸衰竭是心脏病患者的主要死亡原因之一。常规氧疗和药物治疗对已经昏迷、呼吸明显变慢或呼吸欲停的重症急性左心衰竭发作者疗效较差,而紧急气管插管、机械通气可以提高抢救成功率。我院急诊科1997～1999年3月采用紧急气管插管、机械通气为主抢救重 One of the leading causes of death from heart disease is acute respiratory failure caused by the onset of acute left heart failure. Routine oxygen therapy and drug therapy on the already coma, breathing significantly slower breathing or stopping severe acute left ventricular failure in patients with less effective, and emergency endotracheal intubation, mechanical ventilation can improve the success rate of rescue. Emergency Department of our hospital from 1997 to 1999 March by emergency endotracheal intubation, mechanical ventilation based rescue