Eshghi M
Section of Endourology, Westchester County Medical Center, Valhalla, New York.
Urol Clin North Am. 1988 Aug;15(3):301-14.
The history of endoscopic ureteral dilatation began before the turn of the century, and many of those older methods are still in use with the aid of updated instruments. The recent development of controlled hydraulic dilatation promises to make ureteroscopy a one-step procedure.