我科自2003年2月～2005年1月共接诊特殊“Ω”形食管金属异物7例,异物均为家用塑料衣夹中的“Ω”形金属支架,在其取出过程中,遇到了一些困难,现报告如下。1病例介绍例1:男,5岁,口含金属异物误吞5h;例2:男,6岁,口含金属异物误吞2h;例3:女,2岁半,哽咽伴恶心、呕吐2h。以上3例X线 Our department from July 2003 to January 2005 were admissions of special “omega” shaped esophageal metal foreign body in 7 cases, foreign body are plastic clothes pegs in the home “Ω” shaped metal stent, in its removal process, encountered Some difficulties, the report is as follows. Example 1: male, 5 years old, mouth with metal foreign body swallowing 5h; Example 2: male, 6 years old, mouth swallowing metal swallowing 2h; Example 3: Female, 2 years and a half, choking with nausea and vomiting 2h . X-ray more than 3 cases