呼气触发灵敏度对压力支持通气时慢性阻塞性肺疾病患者人-机呼气同步性及呼吸功的影响

• Effects of Expiratory Triggering Sensitivity on Patient-ventilator Expiratory Synchrony and Work of Breathing in Patients with Chronic Obstructive Pulmonary Disease during Pressure Support Ventilation