# Comparison of Laser Lithotripsy With and Without Steerable Ureteroscopic Renal Evacuation (SURE)

> **NCT04519294** · NA · COMPLETED · sponsor: **Calyxo, Inc.** · enrollment: 132 (actual)

## Conditions studied

- Kidney Stone
- Renal Stone
- Urolithiasis

## Interventions

- **DEVICE:** SURE
- **DEVICE:** Standard Ureteroscopy (Basketing)

## Key facts

- **NCT ID:** NCT04519294
- **Lead sponsor:** Calyxo, Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-06-16
- **Primary completion:** 2023-01-30
- **Final completion:** 2025-04-30
- **Target enrollment:** 132 (ACTUAL)
- **Last updated:** 2026-02-27


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04519294

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04519294, "Comparison of Laser Lithotripsy With and Without Steerable Ureteroscopic Renal Evacuation (SURE)". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT04519294. Licensed CC0.

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