对38例危重早产儿应用机械通气治疗。机械通气的原发病为早产儿肺透明膜病、肺炎、重度窒息、呼吸暂停、肺出血、硬肿症等。本组全部经口插管,蝶形胶布上、下唇固定.无一例脱管。对气道阻塞、肺部感染、肺不张、撤机后肺出血等合并症的发病原因和防治措施进行探讨。 Thirty-eight critically ill preterm infants were treated with mechanical ventilation. The primary disease of mechanical ventilation for preterm children with hyaline membrane disease, pneumonia, severe asphyxia, apnea, pulmonary hemorrhage, scleredema and so on. All oral intubation in this group, butterfly tape, the lower lip fixed. On the airway obstruction, pulmonary infection, atelectasis, weaning after pulmonary complications such as complications of the pathogenesis and prevention and treatment are discussed.