Figure 1

Demonstration of modified technique. (A) A demi-mounded apophysis at the renal pedicle near the psoas major muscle; this apophysis is the fat vagina vasorum of the renal artery. (B), (C) Renal artery can be exposed by dissecting and cutting fat and fibrous vagina vasorum of renal artery. (D) Renal vein is dissected and cut.