Double-J PLUS Postmarket Registry Study

Inclusion Criteria (for all Ureteral stent types except Urinary Diversion Stents): * Subject is undergoing placement of a Boston Scientific Ureteral Stent * Subject anatomy is appropriate to accommodate a stent size available in the study * Subject is able to accurately detect and report bladder function and pain * Subject is willing and able to: * Complete patient QoL questionnaire at specified time points (for subjects aged ≥ 18 years) * Return for all follow-up visits Inclusion Criteria (for Urinary Diversion Stents): * Subject is undergoing placement of a Boston Scientific Urinary Diversion Stent(s) * The anatomical features of the involved renal collecting system are known by either prior or concurrent urography or axial CT imaging * Subject is willing and able to return for all follow-up visits Exclusion Criteria (for Ureteral stents and Urinary Diversion Stents): * Subjects who meet any of the contraindications per individual stent DFU * Subjects receiving different stent type in case of bilateral/multiple stenting * Subjects with an indwelling ureteral stent(s) not planned to be removed prior to/or concurrently with the study stent implant