呼吸道感染是机械通气最常见的并发症,也是呼吸机患者死亡的最常见病因,现将我科对预防机械通气患者呼吸道感染体会介绍如下:1 机械通气患者呼吸道感染的因素及途径1．1 气管切开或气管插管建立。使气管直接对外开放,失去了正常状态下上呼吸道对病原体内的过滤和非特异性免疫保 Respiratory tract infection is the most common complication of mechanical ventilation, but also the most common cause of death of ventilator patients, now our department to prevent respiratory infection in patients with mechanical ventilation experience will be described as follows: 1 mechanical ventilation patients with respiratory tract infection factors and ways 1.1 trachea Cut or tracheal intubation established. So that the trachea directly open to the outside, the loss of normal upper respiratory tract pathogen filtration and non-specific immune protection