3Zorchier T, Hochberger J, Schrott KM et al . In vitro study concerning the efficiency of the frequenecy - doubled double - pukse Neodymium: YAG laser(FREDDY) for lithotripsy of calculi in the urinarty tract. Lasers Surg Med, 1999,25 ( 1 ) : 38.
4Ebent A,Stangl J, Kuehn R et al . The frequency- doubled double- pulse Neodym: YAG laser lithotripter(FREDDY) in hthotripsy of urinary stones. First Clinical experience. Urologe A, 2003,42(6) : 825.
5Brandt H,Rathert P.Endoscopic urinary stone litho tripsy with the U - 100 laser[ FREDDY Technology] first clinical trials on 104 patients 48th annual meeting of urology in north. Rhine Westphalia Germany - Co -logne,2002,18.
2Kourambas J, Delvecchio FC, Preminger GM, et al. Low-power holmium laser for the management of urinary tract calculi, structures, and tumors. J Endourol,2001,15 :529-532.
3Mugiya S,Nagata M, Un-No T, et al. Endoscopic managemeng of impacted ureteral stones using a small caliber ureteroscope and a laser lithotriptor. J Uro1,2000,164:329-331.
4Bagley D, Erhard M Use of the holmium laser in the upper urinary tract. Teeh Urol, 1995,1:25-30.
5Thomas Zorcher, Jurgen Hochberger, Kari-michaelSchrott, et al. In vitro study concerning the efficiency of the Frequency-Doubled Double-Pulse Neodymium : YAG Laser (FREDDY) for lithotripsy of calculi in the urinary tract. Lasers Surg Med,1999 ,25 :38-42.
6Goodman TM. Ureterossopy with rigid instrumerns in the managiment of distal uriteral disase. J Uaol, 1984,132. 250 -254.
7KostakopoulosA, Stavropoulds N J, Picramenos D, et al The swise lithoclast, an ideal intraeorporeal lithotripter. Urol Int,1995,55 : 1920 - 1922.
8Kourambas J, Delvecchio F C, Preminger G M, et al. Low power holmium laser for the management of urinary tract calculi, structures, and tumors[J]. J Enclourol, 2001,15:529-532.
9Zorcher T, Hochberger J, Schrott K M, et al. In vitro study concerning the efficiency of the frequency-doubled double-pulse Neodymium: YAG laser (FREDDY) for lithotripsy of calculi in the urinary tract [J]. Lasers Surg Med, 1999,25(1) :38-42.
10Brandt H, Rathert P. Endoscopic urinary stone lithotripsy with the U - 100 laser[FREDDY Technology] first clinical trials on 104 patients. 48th annual meeting of urology in north[J]. Rhine Westphalia Germany-Cologne, 2002,18-20.
3Valery KA, Richard HA, Alfredo IL, et al. Prediction of renal functional recovery after relief of upper urinary tract obstruction. J Urol, 1981,126:301-303.
4Ebent A, Stangl J, Kuehn R, et al. The frequency-doubled double-pulse Neodym:YAG laser lithotripter (FREDDY) in lithotripsy of urinary stones. First Clinical experience. Urologe A, 2003, 42 (6): 825-833.
5Brandt H , Rathert P. Endoscopic urinary stone lithotripsy with the U-100 laser [FREDDY Technology] first clinical trials on 104 patients. 48th annual meeting of urology in north. Rhine Westphalia Germany-Cologne , 2002:18-20.
6Finkelstei n J , Eck ers berger E, SadriH, et a. 10p en vers us laparoscop i c versus robot 2assisted 1 aparoscop ie p rostatecto my : t he E urop ean andUS ex - perience [ J ]. RevU ro, 12010;12 ( 1): 35- 43.
7CHAUSS Y C , SCHMI ED T E , TOCHAM D, et al. Fi rst clini -cal experience wit h ext rocorp o2really icduced dest ruction of kidney stones by shock wave [J]. J Urol , 1982;127 (3) : 417 -420.