Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 8, 2026, 9:33 AM EDT

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

Showing 1–24 of 43 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Ureteral Stones, Kidney Stones Clear all
Recruiting Early Phase 1 Interventional

NSAIDs Stent Study

NCT03638999
View directory record Official record
Conditions
Ureteral Stent Placement, Kidney Stone
Interventions
Ketorolac Trometamol 30Mg/1mL Injection, Normal saline
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 22, 2025 · Synced Oct 8, 2026, 9:33 AM EDT
Terminated Not applicable Interventional

Validation of Low Dose CT for Diagnosis of Urolithiasis

NCT03656913
View directory record Official record
Conditions
Nephrolithiasis, Ureterolithiases
Interventions
Extremely low dose CT
Diagnostic Test
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
4 Years to 20 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 18, 2021 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Not applicable Interventional Results available

Clinical Trial Evaluating the Efficiency of Holmium Laser Settings on Urinary Stones

NCT03526458
View directory record Official record
Conditions
Stone Ureter, Stone;Renal, Surgery
Interventions
Holmium:YAG laser
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Sep 20, 2021 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Phase 4 Interventional Results available

Moses vs. Thulium Laser Study

NCT04963062
View directory record Official record
Conditions
Urinary Tract Stone
Interventions
Holmium laser with Moses lasers, Holmium laser with thulium lasers
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 89 Years
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 22, 2023 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Phase 3 Interventional

Alfuzosin Hydrochloride to Promote Passage of Distal Ureteral Calculi

NCT00177086
View directory record Official record
Conditions
Kidney Calculi, Ureteral Calculi, Colic
Interventions
Alfuzosin Hydrochloride
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 18, 2013 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Study of Ketorolac Versus Opioid for Pain After Endoscopy

NCT03888144
View directory record Official record
Conditions
Kidney Calculi, Ureteral Calculi
Interventions
Oxycodone, Ketorolac
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 23, 2025 · Synced Oct 8, 2026, 9:33 AM EDT
Recruiting Not applicable Interventional

Access Sheath and Stent Trial

NCT07297953
View directory record Official record
Conditions
Kidney Stone, Ureteral Stone
Interventions
Surveys
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
184 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 22, 2025 · Synced Oct 8, 2026, 9:33 AM EDT
Recruiting Not applicable Interventional

Intraoperative Assessment of of Burst Wave Lithotripsy (BWL)

NCT03873259
View directory record Official record
Conditions
Renal Calculi, Ureteral Calculi
Interventions
Burst Wave Lithotripsy
Device
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
2
States / cities
Carmel, Indiana • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Not applicable Interventional

Ureteral Stent Placement After Ureteroscopy for Renal Stones: A Randomized Controlled Trial

NCT03855787
View directory record Official record
Conditions
Kidney Calculi
Interventions
Ureteroscopy
Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
6
States / cities
Los Angeles, California • Sacramento, California • San Diego, California + 3 more
Source: ClinicalTrials.gov public record
Updated May 29, 2026 · Synced Oct 8, 2026, 9:33 AM EDT
Recruiting Not applicable Interventional

Differences in Postoperative Symptoms With Four Ureteral Stents

NCT06083051
View directory record Official record
Conditions
Urinary Stone
Interventions
6Fr Percuflex ureteral stents, 6Fr Tria ureteral stents, 4.8Fr Tria ureteral stents, 4.8Fr Percuflex ureteral stents
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 89 Years
Enrollment
272 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Phase 2 Interventional Results available

Prospective Randomized Controlled Trial for Pain Relief After Office Ureteral Stent Removal

NCT04112160
View directory record Official record
Conditions
Pain, Urinary Stone, Urinary Calculi
Interventions
Ketorolac, normal saline
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 79 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 10, 2024 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Not applicable Interventional

Comparison of Lithotripsy Urolithiasis Machines

NCT04069338
View directory record Official record
Conditions
Kidney Stone, Kidney Calculi, Ureteral Calculi, Ureterolithiasis, Urolithiasis
Interventions
Lithotripter
Procedure
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 13, 2023 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Performance of the SOLTIVE Laser System for Laser Lithotripsy in Kidney or Ureteral Stones

NCT04556201
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 1, 2023 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Phase 4 Interventional Results available

Tamsulosin for Urolithiasis in the Emergency Dept

NCT00382265
View directory record Official record
Conditions
Ureterolithiases
Interventions
tamsulosin, Placebo
Drug · Other
Lead sponsor
Andrew Meltzer
Other
Eligibility
18 Years and older
Enrollment
512 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2017
U.S. locations
4
States / cities
Birmingham, Alabama • Washington D.C., District of Columbia • Philadelphia, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 10, 2018 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Phase 1 Interventional

Pharmacokinetic and Safety Study of OMS201 in Subjects Undergoing Ureteroscopic Treatment for Removal of Urinary Tract-Located Stones

NCT00599664
View directory record Official record
Conditions
Urinary Calculi, Urinary Stones, Urinary Tract Stones
Interventions
OMS201, Vehicle
Drug
Lead sponsor
Omeros Corporation
Industry
Eligibility
18 Years to 65 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
2
States / cities
Orange, California • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Apr 30, 2010 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Not applicable Interventional

High Powered Stone Dusting vs. Fragmentation and Basketing at Time of Ureteroscopy

NCT05006937
View directory record Official record
Conditions
Kidney Stone, Ureteral Stone
Interventions
Dusting, Basket extraction
Procedure
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 89 Years
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Role of Ureteral Stenting Following Uncomplicated Ureteroscopy for Ureteral and Renal Stones: A Randomized, Controlled Trial

NCT03130907
View directory record Official record
Conditions
Ureteroscopy
Interventions
Placement of ureteral stent
Device
Lead sponsor
San Antonio Uniformed Services Health Education Consortium
Federal
Eligibility
18 Years to 89 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jun 2, 2020 · Synced Oct 8, 2026, 9:33 AM EDT
Active, not recruiting No phase listed Observational

Stone and Laser Therapies Post-Market Study (SALT)

NCT06982235
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Efficacy of Tamsulosin in the Treatment of Ureteral Stones in Emergency Department Patients

NCT00448123
View directory record Official record
Conditions
Kidney Stones, Ureteral Stones
Interventions
Tamsulosin, Placebo
Drug
Lead sponsor
Robert Swor
Other
Eligibility
18 Years and older
Enrollment
127 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 12, 2016 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Multi-Center Comparison of Dual Lumen Versus Single Lumen Ureteroscopes

NCT02123082
View directory record Official record
Conditions
Urolithiasis
Interventions
Storz single Lumen Ureteroscope, Dual Lumen Ureteroscope
Device
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
156 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2021
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Mar 13, 2025 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Phase 2 Interventional Results available

Study of Silodosin to Facilitate Passage of Urinary Stones

NCT01144949
View directory record Official record
Conditions
Ureteral Calculi, Kidney Stones, Urolithiasis
Interventions
silodosin, placebo
Drug
Lead sponsor
Watson Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
239 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
27
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mission Hills, California + 24 more
Source: ClinicalTrials.gov public record
Updated Aug 11, 2014 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Phase 1Phase 2 Interventional

Pharmacokinetic, Safety and Efficacy Study of OMS201 in Subjects Undergoing Retrograde Ureteroscopic Removal of Upper Urinary Tract Stones

NCT00857090
View directory record Official record
Conditions
Urinary Calculi, Urinary Stones, Urinary Tract Stones, Renal Calculi, Kidney Stones
Interventions
OMS201, Vehicle
Drug
Lead sponsor
Omeros Corporation
Industry
Eligibility
18 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
4
States / cities
Orange, California • Denver, Colorado • Nasville, Tennessee + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 12, 2012 · Synced Oct 8, 2026, 9:33 AM EDT
Completed Not applicable Interventional

Trial Comparing Relapse Rates Between Standard Ureteroscopic Removal Of Ureteral Stone And Standard Removal With Additional Ureterorenic Clearing Of Non-Symptomatic Stones In The Kidney

NCT02210650
View directory record Official record
Conditions
Ureteral Stones, Kidney Stones
Interventions
Symptomatic stone removal, Asymptomatic kidney stones and ureteral stone removed
Procedure
Lead sponsor
Indiana Kidney Stone Institute
Other
Eligibility
21 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2022
U.S. locations
4
States / cities
Indianapolis, Indiana • Minneapolis, Minnesota • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 25, 2022 · Synced Oct 8, 2026, 9:33 AM EDT
Active, not recruiting Not applicable Interventional

Ureteroscopy With High-powered Holmium:Yag Laser Lithotripsy With and Moses On or Moses Off

NCT06346483
View directory record Official record
Conditions
Kidney Stone, Ureteral Stone
Interventions
Dusting without Moses 2.0 Modulation, Dusting with Moses 2.0 Modulation, Moses 2.0 Modulation
Procedure · Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 90 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Oct 8, 2026, 9:33 AM EDT