对1997年～1999年6月24例机械通气治疗新生儿呼吸衰竭出现的合并症进行分析。结果:治愈14例,好转1例,自动出院4例,死亡5例。出现合并症11例共15例次,其中肺不张2例,肺气漏1例,脱管和过度通气各3例,机械通气相关肺炎(VAP)6例,这6例在呼吸机治疗48小时后气道分泌物细菌培养阳性。提示要及时防治机械通气合并症,以提高治愈率。 24 cases of mechanical ventilation in 1997 ~ June 1999 neonatal respiratory failure complications were analyzed. Results: 14 cases were cured, 1 case improved, 4 cases were discharged automatically and 5 cases died. There were 11 cases of comorbidities in 15 cases, including 2 cases of atelectasis, 1 case of pulmonary air leak, 3 cases of extravasation and hyperventilation, 6 cases of mechanical ventilation-related pneumonia (VAP) Airway secretions bacterial culture positive after hours. Prompt prompt prevention and treatment of mechanical ventilation complications in order to improve the cure rate.