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 are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 18, 2026, 1:03 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 52 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Ureteral Calculi Clear all
Completed Phase 2Phase 3 Interventional Results available

Perioperative Pregabalin in Ureteroscopy

NCT04122196
View directory record Official record
Conditions
Kidney Stone, Pain, Postoperative, Addiction, Opioid Use
Interventions
Pregabalin 300mg, Placebo oral tablet
Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 11, 2025 · Synced Sep 18, 2026, 1:03 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 21, 2023 · Synced Sep 18, 2026, 1:03 AM EDT
Completed Not applicable Interventional

Standard vs Mini-PCNL for the Treatment of Stone Disease

NCT04069013
View directory record Official record
Conditions
Urolithiasis, Kidney Stone, Kidney Calculi, Ureteral Calculi, Kidney Diseases
Interventions
PCNL
Procedure
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Sep 18, 2026, 1:03 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 Oct 31, 2023 · Synced Sep 18, 2026, 1:03 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 21, 2025 · Synced Sep 18, 2026, 1:03 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 7, 2026 · Synced Sep 18, 2026, 1:03 AM EDT
Terminated Phase 4 Interventional Results available

Silodosin Versus Tamsulosin for Treatment of Ureteral Stones

NCT02369744
View directory record Official record
Conditions
Ureteral Calculus, Ureterolithiasis, Ureteral Stone
Interventions
Silodosin, Tamsulosin
Drug
Lead sponsor
Albert Einstein Healthcare Network
Other
Eligibility
18 Years to 70 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 22, 2020 · Synced Sep 18, 2026, 1:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Management of Ureteral Calculi Using Ultrasound Guidance: A Radiation Free Approach

NCT01792765
View directory record Official record
Conditions
Urolithiasis
Interventions
Ultrasound guidance
Other
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Feb 9, 2015 · Synced Sep 18, 2026, 1:03 AM EDT
Active, not recruiting Not applicable Interventional

Methocarbamol vs Oxybutynin for Management of Pain and Discomfort S/P Ureteroscopy Procedure

NCT05100017
View directory record Official record
Conditions
Kidney Calculi, Kidney Diseases, Nephrolithiasis, Urolithiasis, Ureteral Diseases, Ureteral Calculi
Interventions
Methocarbamol, Oxybutynin
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 80 Years
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Sep 18, 2026, 1:03 AM EDT
Completed Not applicable Interventional Results available

Better Lithotripsy and Ureteroscopy Evaluation of Stenting (BLUES)

NCT05026710
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 27, 2025 · Synced Sep 18, 2026, 1:03 AM EDT
Recruiting Phase 1Phase 2 Interventional

Intra-nasal Ketorolac for Acute Ureteral Stent-associated Pain Following Ureteroscopy for Stone Disease

NCT06158620
View directory record Official record
Conditions
Post Operative Pain, Urolithiasis, Ureter Calculi, Stent Complication
Interventions
intra-nasal ketorolac, oral diclofenac
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Sep 18, 2026, 1:03 AM EDT
Withdrawn Not applicable Interventional

Long Pulse Versus Short Pulse Laser Dusting for Renal Stones

NCT03608098
View directory record Official record
Conditions
Kidney Stone, Ureter Stone, Renal Stone
Interventions
Short Pulse Duration, Long Pulse Duration
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 2, 2019 · Synced Sep 18, 2026, 1:03 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 11, 2012 · Synced Sep 18, 2026, 1:03 AM EDT
Completed Phase 2 Interventional Results available

Mirabegron as Medical Expulsive Therapy (MET) for Ureteral Stones and Ureteral Stent Pain

NCT02744430
View directory record Official record
Conditions
Ureteral Obstruction, Flank Pain
Interventions
Mirabegron, Placebo
Drug · Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 70 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 25, 2022 · Synced Sep 18, 2026, 1:03 AM EDT
Withdrawn Phase 4 Interventional

Celecoxib (Celebrex) in the Management of Acute Renal Colic

NCT00304317
View directory record Official record
Conditions
Ureteral Calculi
Interventions
celecoxib, Placebo
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 23, 2017 · Synced Sep 18, 2026, 1:03 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 24, 2022 · Synced Sep 18, 2026, 1:03 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Recovery Following Desflurane Versus Sevoflurane for Outpatient Urologic Surgery in Elderly Females

NCT01310582
View directory record Official record
Conditions
Ureteral Stent Occlusion, Exposure Laser, Ureterostomy; Functional Disturbance, Vaginal Diseases, Injury of Bladder, Excessive Repair, Calculi
Interventions
Desflurane, Sevoflurane
Drug
Lead sponsor
Hahnemann University Hospital
Other
Eligibility
60 Years to 85 Years · Female only
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 23, 2013 · Synced Sep 18, 2026, 1:03 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 19, 2021 · Synced Sep 18, 2026, 1:03 AM EDT
Recruiting Not applicable Interventional

Stent Omission After Ureteroscopy and Lithotripsy in the Michigan Urological Surgery Improvement Collaborative

NCT05866081
View directory record Official record
Conditions
Stone, Kidney, Stone Ureter
Interventions
Standard of care stent placement, No stent placement, Surveys
Device · Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
792 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
16
States / cities
Tucson, Arizona • Gainesville, Florida • Indianapolis, Indiana + 12 more
Source: ClinicalTrials.gov public record
Updated Dec 14, 2025 · Synced Sep 18, 2026, 1:03 AM EDT
Completed Not applicable Interventional Results available

Noninvasive Electrical Stimulator as a Pain Control Treatment Post-ureteroscopy

NCT05153629
View directory record Official record
Conditions
Kidney Stone, Ureteral Calculi, Nephrolithiasis
Interventions
TENS
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 70 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Oct 21, 2024 · Synced Sep 18, 2026, 1:03 AM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Alfuzosin for Medical Expulsion Therapy of Ureteral Stones

NCT00713739
View directory record Official record
Conditions
Kidney Stones
Interventions
Alfuzosin, nifedipine, doxazosin, prazosin
Drug
Lead sponsor
United States Naval Medical Center, San Diego
Federal
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 26, 2012 · Synced Sep 18, 2026, 1:03 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 12, 2025 · Synced Sep 18, 2026, 1:03 AM EDT
Completed Not applicable Interventional

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

NCT00600405
View directory record Official record
Conditions
Nephrolithiasis, Ureteral Calculi
Interventions
tamsulosin, Standard therapy with ibuprofen and oxycodone.
Drug
Lead sponsor
MaineHealth
Other
Eligibility
18 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Portland, Maine
Source: ClinicalTrials.gov public record
Updated Jan 24, 2008 · Synced Sep 18, 2026, 1:03 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 3, 2026 · Synced Sep 18, 2026, 1:03 AM EDT