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Showing 25–43 of 19 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Kidney Calculi; Ureteral Calculi Clear all
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 Jul 23, 2026, 2:10 PM 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 Jul 23, 2026, 2:10 PM 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 Jul 23, 2026, 2:10 PM 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 Jul 23, 2026, 2:10 PM 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 Jul 23, 2026, 2:10 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

ClearPetra™ Vacuum-assisted Ureteral Access Sheath vs Traditional Approach

NCT06547632
View directory record Official record
Conditions
Nephrolithiasis, Kidney Stone
Interventions
ClearPetra Ureteral access sheath
Device
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Jul 23, 2026, 2:10 PM EDT
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 21, 2025 · Synced Jul 23, 2026, 2:10 PM 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 Jul 23, 2026, 2:10 PM 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 Jul 23, 2026, 2:10 PM EDT
Completed No phase listed Observational

AMPED Outcomes Registry of Post-ED Pain Management

NCT01626235
View directory record Official record
Conditions
Soft Tissue Injuries, Gouty Arthritis, Fractures, Ureteral Colic, Dysmenorrhea
Interventions
Not listed
Lead sponsor
Radnor Registry Research, Inc
Industry
Eligibility
18 Years and older
Enrollment
843 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
11
States / cities
Birmingham, Alabama • New Orleans, Louisiana • Jackson, Mississippi + 5 more
Source: ClinicalTrials.gov public record
Updated Mar 11, 2014 · Synced Jul 23, 2026, 2:10 PM EDT
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 Jul 12, 2026 · Synced Jul 23, 2026, 2:10 PM EDT
Recruiting Not applicable Interventional

Evaluation of Enhanced Lithotripsy System (ELS) in the Treatment of Urinary Stones, A Pivotal Trial

NCT06942949
View directory record Official record
Conditions
Kidney Calculi; Ureteral Calculi
Interventions
ELS (Enhanced Lithotripsy System)
Device
Lead sponsor
Avvio Medical
Industry
Eligibility
21 Years and older
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
20
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Bakersfield, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Jul 23, 2026, 2:10 PM 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 Jul 23, 2026, 2:10 PM EDT
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 Jul 23, 2026, 2:10 PM 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 11, 2016 · Synced Jul 23, 2026, 2:10 PM 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 Jul 23, 2026, 2:10 PM 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 29, 2010 · Synced Jul 23, 2026, 2:10 PM EDT
Completed Not applicable Interventional Results available

The Predictive Value of Ureteral Jet Assessment With Ultrasound in Patients Presenting With Acute Renal Colic

NCT02577146
View directory record Official record
Conditions
Ureteral Calculi
Interventions
renal and bladder ultrasound with ureteral jet assessment
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 9, 2019 · Synced Jul 23, 2026, 2:10 PM EDT
Completed Not applicable Interventional Results available

Effect of Tamsulosin on Stone Expulsion and Pain Resolution in ED Patients With Ureterolithiasis

NCT00762424
View directory record Official record
Conditions
Kidney Stone
Interventions
Flowmax, placebo
Drug
Lead sponsor
WellSpan Health
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
York, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 16, 2014 · Synced Jul 23, 2026, 2:10 PM EDT