Clinical Trial

RETRO Study (RETrograde Renal Access Outcomes)

Recruiting
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Summary
The goal of this observational study is to learn about the benefit of using RetroPerc® in obtaining renal access for percutaneous nephrolithotomy. The device is already used in routine clinical practice by urologists around the country. Participants who are already scheduled to undergo percutaneous nephrolithotomy as part of their regular care will be asked to participate.
Protocol Amendment History 2 amendments
This ClinicalTrials.gov record has been amended 2 times since 2025-07-08; most recent amendment 2026-05-01.
Trial Details
NCT Number NCT07071831
Lead Sponsor University of Kansas Medical Center
Collaborators: RetroPerc Inc
Conditions Renal Stones
Enrollment 150 participants
Start Date 2024-12-06
Primary Completion 2027-04 (estimated)
Study Completion 2027-12 (estimated)
Updated on ClinicalTrials.gov 2026-05-04