1981～1983年我们在电视下行肾切开取石术治疗肾内多发性结石4例,均取得了满意效果,现举一例报告如下。病人男,21岁。因双侧腰痛及血尿9个月入院。患者10岁时曾因患“尿道结石”行尿道切开取石术,术后排尿困难,多次进行尿道扩张。6个月前,患者又因“双肾结石”在外院行“右肾盂切开取石术”,术后3个 From 1981 to 1983, we conducted the nephrolithotomy lithotripsy in the treatment of multiple intra-renal stones in four patients, and achieved satisfactory results. Here is an example. Patient male, 21 years old. Due to bilateral low back pain and hematuria 9 months admission. At the age of 10, the patient had urethral incision and lithotomy because of “urethral calculus”. After the operation, she had difficulty in urinating and had multiple urethral dilations. 6 months ago, patients with “double kidney stones” in the hospital line “right pelvis incision lithotomy” after 3