Research Article

Pharmacological Relaxation of the Ureter When Using Ureteral Access Sheaths during Ureterorenoscopy: A Randomized Feasibility Study in a Porcine Model

Table 1

Effect of irrigation with NaCl/ISO on successful UAS insertion in cases in which a UAS could not be placed initially.

GroupEffectNo effectTotal

NaCl3 (27%)8 (73%)11 (100%)
ISO7 (64%)4 (36%)11 (100%)