因小儿急性喉炎气管切开戴气管套管长达6年而被蚀断致气管异物较为罕见，我科收治1例。患儿，男7岁，出生1岁2个月时因急性喉炎行气管切开，置5mm气管套管，住院7天后戴管出院后因居住边远农村长期戴管。1995年8月9日其家长给患儿换洗气管外管时，发现外套管从衔接支架接口处断 Due to pediatric acute laryngitis tracheotomy with tracheal tube up to 6 years was erupted caused by tracheal foreign body is relatively rare, our department received 1 case. Children, male, 7 years old, born 1 year and 2 months old due to acute laryngitis tracheotomy, 5mm tracheal cannula, 7 days after hospitalization after discharge, living in remote rural areas due to long-term wear tube. August 9, 1995 parents to children with tracheal tube, found that the outer tube from the interface bracket off