FANS vs CVAC for Medium to Large Stones

Starting soon · Not applicable

Conditions studied: Kidney Stones, Nephrolithiasis

In brief

Improvements in ureteroscopes have led to improved stone free rates. Two new devices (FANS - Flexible and Navigable Suction) and the CVAC ureteroscope have never been compared head to head. This trial will compare these two new suction ureteroscope technologies against each other

Key facts

Study ID

NCT07514351

Run by

Ohio State University

People needed

159

Starts

2026-06-01

Expected to finish

2028-12-01

Last updated by the study team

2026-04-07

Who can join

Age: 18 and older. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Clinical diagnosis of Nephrolithiasis
• Total linear stone diameter 8-20 mm in size

You may not qualify if…

• Severe medical comorbidities causing inability to undergo general anesthesia

Where it is running

• Ohio State University — Columbus, Ohio, United States

Full record on ClinicalTrials.gov

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