Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 8, 2026, 11:22 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Nephrolithiasis
Interventions
registry and database
Other
Lead sponsor
Indiana Kidney Stone Institute
Other
Eligibility
18 Years and older
Enrollment
1,697 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2018
U.S. locations
2
States / cities
Carmel, Indiana
Conditions
Renal Stone, Ureteral Stone
Interventions
Silicone (Coloplast Imajin Hydro) ureteral stent, Non-silicone (Polyurethane/Percuflex) ureteral stent (any manufacturer)
Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
10
States / cities
Ann Arbor, Michigan • Brighton, Michigan • Chelsea, Michigan + 7 more
Completed Not applicable Interventional

Nephrolithiasis and Bariatric Surgery

NCT00169793
Conditions
Obesity, Nephrolithiasis
Interventions
evaluation of kidney stone risk after bariatric surgery, Evaluate risk of kidney stones after bariatric surgery
Other
Lead sponsor
Indiana Kidney Stone Institute
Other
Eligibility
18 Years and older
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
1
States / cities
Indianapolis, Indiana
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Over-the-counter Dietary Supplements on Kidney Stone Risk

NCT02404701
Conditions
Hyperoxaluria
Interventions
Aloe vera with cactus, Cranberry, Green tea extract, Bilberry, Cinnamon, Milk thistle, Turmeric, Aloe vera
Dietary Supplement
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Kidney Calculi
Interventions
Potassium Citrate, Acetazolamide, Diet low in oxalate and purines
Drug · Behavioral
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
5 Years to 17 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Kansas City, Missouri
Conditions
Nephrolithiasis
Interventions
Holmium laser lithotripsy with Moses Technology, Holmium laser lithotripsy without Moses Technology
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
6
States / cities
Phoenix, Arizona • San Diego, California • New York, New York + 3 more
Conditions
Kidney Stones
Interventions
Ultra low dose CT scan, Regular CT or Low Dose CT scan, No imaging
Radiation
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Renal Calculi, Urinary Calculi
Interventions
Break Wave extracorporeal lithotripsy
Device
Lead sponsor
SonoMotion
Industry
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
3
States / cities
San Diego, California • San Francisco, California • Seattle, Washington
Conditions
Nephrolithiasis
Interventions
Genetic testing
Diagnostic Test
Lead sponsor
Ryan L Steinberg
Other
Eligibility
18 Years to 90 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Kidney Stone, Ureteral Stone
Interventions
SOLTIVE™ Premium SuperPulsed Laser Fiber System
Device
Lead sponsor
Olympus Corporation of the Americas
Industry
Eligibility
18 Years and older
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
5
States / cities
Phoenix, Arizona • Loma Linda, California • Kansas City, Kansas + 2 more
Conditions
Kidney Stone
Interventions
single-use flexible digital ureteroscope, Reusable Ureteroscope
Device
Lead sponsor
University of British Columbia
Other
Eligibility
19 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Kidney Stones
Interventions
BackStop
Device
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
2
States / cities
Los Angeles, California • Virginia Beach, Virginia
Active, not recruiting No phase listed Observational

Stone and Laser Therapies Post-Market Study (SALT)

NCT06982235
Conditions
Benign Prostate Hypertrophy(BPH), Renal Calculi, Ureteral Stones, Kidney Stones, Calculi, Urinary, Urinary Tract Procedure
Interventions
Ureteroscope system, Laser system
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
Not listed
Enrollment
238 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
5
States / cities
Phoenix, Arizona • Miami, Florida • Tampa, Florida + 2 more
Conditions
Shared Decision-making, Kidney Stone, Emergencies, Radiation Exposure, Communication
Interventions
Decision Aid, Standardized Educational Material (informational pamphlet)
Behavioral · Other
Lead sponsor
Baystate Medical Center
Other
Eligibility
18 Years to 55 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Springfield, Massachusetts
Completed Phase 4 Interventional Accepts healthy volunteers

A Novel Approach for Reducing Hyperoxaluria and Kidney Stone Risk.

NCT06481150
Conditions
Hyperoxaluria
Interventions
Tenapanor, Placebo
Drug · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 99 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Kidney Stone, Benign Prostatic Hyperplasia
Interventions
WellPrept, Standard Care
Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 100 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Nephrolithiasis
Interventions
High definition helical CT (64 head scanner)
Radiation
Lead sponsor
Indiana Kidney Stone Institute
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2011
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Kidney Stone
Interventions
Potassium Citrate Supplementation, Dietary Education
Dietary Supplement · Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Renal Stone Disease, Kidney Calculi, Refractory Kidney Stones, Kidney Stones
Interventions
LARC Robotic System (Micromate™ Version 3.0)
Device
Lead sponsor
AdventHealth
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Celebration, Florida
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Influence of Obesity on Endogenous Oxalate Synthesis

NCT03704350
Conditions
Kidney Stone
Interventions
controlled diet
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Kidney Calculi
Interventions
Ambulatory tubeless PCNL, Inpatient PCNL with nephrostomy tube
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
San Francisco, California
Conditions
Urolithiasis
Interventions
NT 1 day before PCNL
Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 90 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Urolithiasis, Kidney Stones
Interventions
Technologist control of fluoroscopy, Surgeon control of fluoroscopy
Procedure
Lead sponsor
Boston Children's Hospital
Other
Eligibility
5 Years to 25 Years
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Kidney Stones
Interventions
Accordion device
Device
Lead sponsor
Percutaneous Systems, Inc.
Industry
Eligibility
18 Years to 90 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
3
States / cities
Downey, California • New York, New York • Arlington, Texas