目的调查一起非职业性一氧化碳中毒的原因,探讨预防措施。方法采用现场流行病学调查方法,对事故现场和就诊医院进行调查访问。结果本次事件共报告9例中毒患者,中毒地点均为某全羊馆,中毒原因为外墙煤气管道泄漏。结论加强燃气管道维护检修管理,提高居民安全防范意识,减少一氧化碳中毒事件发生。 Objective To investigate the causes of a non-occupational carbon monoxide poisoning and to explore preventive measures. Methods The on-site epidemiological survey method was used to investigate and interview the accident scene and the visiting hospital. Results The incident reported a total of 9 cases of poisoning patients, poisoning sites are all a sheep Museum, the poisoning causes of external gas pipeline leaks. Conclusion The management of maintenance and repair of gas pipelines should be strengthened so as to raise residents’ awareness of safety precautions and reduce the occurrence of carbon monoxide poisoning.