在开放手术中,肾盏内结石较大而颈口较小并伴有梗阻时,经肾盂切开取肾小盏内结石常感困难。自1986年以来,我们采用利多卡因灌注肾盏,同时辅以指尖扩张肾盏颈口手术取石,治疗20例多发肾盏内结石病人,取得了满意的效果。现报告如下。 1 临床资料 本组20例,男14例,女6例;年龄25～56岁,平均46岁。术前均经KUB和IVP检查证实为肾小 In open surgery, calyx calculus larger neck smaller and associated with obstruction, the renal pelvis by calyceal incision to remove the stones often feel difficult. Since 1986, we have used lidocaine to perfused the calyx, and at the same time, we have used the fingertip to expand the calculus of the neck of the calyx to treat 20 patients with calculus of the calyx and achieved satisfactory results. The report is as follows. 1 Clinical data The group of 20 patients, 14 males and 6 females; aged 25 to 56 years, mean 46 years. Preoperative examination by KUB and IVP confirmed kidney