继发呼吸衰竭的患者，使用机械通气治疗后，对呼吸机会有不同程度的依赖，如何成功地撤离呼吸机，成为临床医师普遍关注的问题，本文通过对８例临床病例的分析，阐述机械通气在呼吸衰竭治疗中成功地撤机的体会。１临床资料病例选择：８例患者年龄４６—７２岁，平均年龄５... Secondary respiratory failure patients, the use of mechanical ventilation treatment, have different degrees of dependence on breathing opportunities, how to successfully withdraw the ventilator has become the clinician’s general concern, this article through the analysis of 8 cases of clinical cases, described the mechanical ventilation The experience of successful weaning in respiratory failure treatment. 1 Clinical data Case selection: 8 patients aged 46-72 years, with an average age of 5 ...