Inclusion Criteria:  Age ≥ 18 years Single proximal ureteric stone indicated for active treatment with ureteroscopy (stented or non-stented)  Exclusion Criteria:  Solitary Kidney Bilateral ureteric stones Ipsilateral multiple simultaneous ureteric stones Ipsilateral kidney stone Active UTI Coagulopathy diseases Ipsilateral ureteral anomalies, ureteral disorder (tumor or stricture) or previous ureteral open surgery. Pregnant patients. Unable to give informed consent. Patient is not agreeing to go through the randomization.