Ureteral stents. Materials.

There is no "ideal" ureteral stent material at this time, yet these devices are very useful endourologic tools. One can utilize the physical data presented herein, as well as personal preference and experience, to select a stent best suited for the problem presented by the patient. The hydrogels, a new class of ureteral stent material, promise to enhance the applicability and utility of the self-retained internal ureteral stent.