Abstract:Objective?To explore the effectiveness and safety of fiberbronchoscope combined with cryotherapeatic equipment in treatment of bronchial foreign body in children.?Methods?72 children with bronchial foreign body received fiberbronchoscope combined with cryotherapeatic equipment, then the complications were observed during and after the operation.?Results?Bronchial foreign bodies were successfully removed in all the patients. Among the 72 cases, transient hypoxia was the most common complication during the operation which happened in 37 cases and most occurred in the small age group, and decreased with the age increasing; cough or worsening of cough was the most common complication after the operation which happened in 20 cases; No serious complications were found during the follow-up.?Conclusion?Although it has some complications when bronchial foreign body received the fiberbronchoscope combined with cryotherapeatic equipment, but the operation time is short, and the complication is mild. It has great application value and security.