1病例报告患者，男性，7岁，因无知好奇将1枚缝衣针经尿道外口放入尿道内。因尿道疼痛、流血2h，被其父亲送来我院诊治。查体：尿道外口可见新鲜血迹，球部尿道可们及一与尿道一致的细棒状异物。令患儿排尿，通畅，初程血尿。摄尿道正斜位X线片示：尿道内有一长约5．0cm金属缝 1 case report Patients, male, 7 years old, because of ignorance curious will be a needle through the urethral orifice into the urethra. Because of urethral pain, bleeding 2h, was sent to our hospital for diagnosis and treatment by his father. Physical examination: visible outside the urethra fresh blood, the urinary tract and urinary tract can be consistent with a thin rod-like foreign bodies. Make children urination, smooth, initial hematuria. Photographic positive oblique X-ray film shows: urethra within a 5.0cm long metal seam