3Zimskind PD, Feteer TR, Wilkerson JL. Clinical use of long -term indwelling silicone rubber ureteral splints inserted cystoscopically[ J]. J Urol, 1967, 97(5) : 840-844.
4Hepperlen TW, Mardis IIK, Kammandel H. The pigtail ureteral stent in the canner patient[J] .J Urol, 1979, 121(1):17-18.
5Ramsay JWA, Miller RA, Kellett MJ, et al. Percutaneous pyelolysis: indications, complications and results[J]. Br J Urol, 1984, 56(6) : 586-588.
6Marx M, Bettmann MA, Bridge S, et al, The effects of various indwelling ureteral catheter materials on the normal canine ureter[J] .J Urol, 1988, 139(1):180-185.
7Ramsay JWA, Payne SR, Gosling PT, et al. The effects of double J stenting on unobstructed ureters [ J ]. Br J Urol, 1985, 57 (6) :630-634.
8Wood ST, Tansley PD, Appleton DS, et al. Uncalcified ureteral stent in situ for 13 years[J]. J Urol, 1997, 157(3):943-944.
9Auge BK, Preminger GM. Ureteral stents and their use in endourology[J]. Curr Opin Urol,2002,12(3) :217-222.
10Ramsay JWA, Miller RA, Kellett MJ,et al. Percutaneous pyelolysis:indications, complications and results [ J ]. Urol, 1984,56 ( 6 ): 586-588.