缓解呼吸困难症状、提高生活质量、减少急性加重的次数以及降低病死率是治疗重度COPD患者的主要目标。除了药物治疗、呼吸康复治疗、营养支持和氧疗等措施以外 ,目前认为开展家庭机械通气也是一项较为积极和有效的治疗措施。由于受医疗护理、设备、经济等因素的限制 ,家庭机械? Alleviating symptoms of dyspnoea, improving quality of life, reducing the number of exacerbations, and reducing mortality are major goals in the treatment of patients with severe COPD. In addition to medical treatment, respiratory rehabilitation therapy, nutritional support and oxygen therapy and other measures, it is currently considered to carry out mechanical ventilation in the home is a more active and effective treatment. Due to medical care, equipment, economy and other factors, family machinery?