目的　探讨双 J管在上尿路手术中的应用效果。方法　对 10 4例肾结石、输尿管结石、肾盂输尿管交界处梗阻、膀胱肿瘤、巨输尿管症者在上尿路手术中应用双 J管行内引流 ,置管时间 1～ 2个月。结果　术后无漏尿、感染等并发症。结论　双 J管具有内引流和内支架的双重作用 ,且具有操作简便、引流效果好、并发症少等优点 ,在上尿路手术中值得推广使用 Objective To investigate the effect of double J tube in upper urinary tract surgery. Methods A total of 104 cases of renal stones, ureteral calculi, ureteropelvic junction obstruction, bladder tumor and giant ureter were treated with double J-tube drainage in the upper urinary tract surgery. The catheterization time was 1 to 2 months. Results No postoperative leakage of urine, infection and other complications. Conclusion Double J tube has the dual effect of internal drainage and internal stent, and has the advantages of simple operation, good drainage effect and less complications, which is worth popularizing in the operation of upper urinary tract