Treatment of complex renal calculi with transinusal pyelolithotomy and renal parenchyma incision

Objective To study the operative method of complex renal calculi. Methods Clinical data of 36 cases with complex renal calculi underwent intrasinusal pyelolithotomy and renal parenchyma incision was analyzed retrospectively. Results Renal calculi were completely extracted in 36 cases . It didn't need blockage of renal pedicle and local hypothermia during operation. The average volume of hemorrage was 300 milliliore. The mean asumed time for operation was 120 minutes. The residnal intrarenal calculi in 4 patients were found in postoperative examination of B-ultrasono-graphy or KUB. Conclusion This technique wincide with the anatomy of renal artery and its branch. There, are many advantages such as simple operation,less blood lass, easily mastering, By this treatment the renal calculi were easily extracted. It's rational and should be recommend.