# Stent-related Symptoms Comparison: Polaris Loop vs Vortek Double-J Stents

> **NCT03344107** · NA · COMPLETED · sponsor: **A.O.U. Città della Salute e della Scienza** · enrollment: 68 (actual)

## Conditions studied

- Symptoms and Signs
- Pain
- Renal Calculi

## Interventions

- **OTHER:** USSQ questionnaire administration after RIRS.

## Key facts

- **NCT ID:** NCT03344107
- **Lead sponsor:** A.O.U. Città della Salute e della Scienza
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2018-01-10
- **Primary completion:** 2020-02-13
- **Final completion:** 2020-04-17
- **Target enrollment:** 68 (ACTUAL)
- **Last updated:** 2020-12-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03344107

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03344107, "Stent-related Symptoms Comparison: Polaris Loop vs Vortek Double-J Stents". Retrieved via AI Analytics 2026-06-01 from https://api.ai-analytics.org/clinical/NCT03344107. Licensed CC0.

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