# Narrow Versus Wide Focal Zones for Shock Wave Lithotripsy of Renal Calculi

> **NCT01226875** · NA · COMPLETED · sponsor: **Unity Health Toronto** · enrollment: 275 (actual)

## Conditions studied

- Kidney Stones

## Interventions

- **PROCEDURE:** SWL: Shock Wave Lithotripsy Intervention

## Key facts

- **NCT ID:** NCT01226875
- **Lead sponsor:** Unity Health Toronto
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2011-01
- **Primary completion:** 2016-11
- **Final completion:** 2017-04
- **Target enrollment:** 275 (ACTUAL)
- **Last updated:** 2017-10-06

## Collaborators

- [object Object]
- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01226875

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01226875, "Narrow Versus Wide Focal Zones for Shock Wave Lithotripsy of Renal Calculi". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT01226875. Licensed CC0.

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