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ClinicalTrials.gov public records Last synced Sep 27, 2026, 4:46 AM EDT

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Showing 1–24 of 27 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Placement of ureteral stent Clear all
Terminated Not applicable Interventional

Indwelling Double-J Ureteral Stent Versus Externalized Modified-Salle Stent for Pyeloplasty

NCT02713633
View directory record Official record
Conditions
Ureteropelvic Junction Obstruction
Interventions
internal Double-J stents, External Stent
Other
Lead sponsor
Rajeev Chaudhry
Other
Eligibility
3 Months to 20 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 10, 2018 · Synced Sep 27, 2026, 4:46 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 27, 2026, 4:46 AM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers

Randomization of Botox for Stent Pain and Irritative Voiding Symptoms

NCT02078895
View directory record Official record
Conditions
Lower Urinary Tract Discomfort, Stent Pain
Interventions
Botox
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Aug 22, 2018 · Synced Sep 27, 2026, 4:46 AM EDT
Withdrawn Phase 3 Interventional

STENT X: a Randomized Trial to Assess Stent-free Radical Cystectomy

NCT07655284
View directory record Official record
Conditions
Bladder Cancer Requiring Cystectomy, Ureteral Stents
Interventions
ureteral stents, no ureteral stent
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Sep 27, 2026, 4:46 AM EDT
Completed Not applicable Interventional

Improving Engagement With a Process Measure Dashboard Through Precision Feedback

NCT06465667
View directory record Official record
Conditions
Behavior
Interventions
Dashboard, Precision Feedback Push
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 11, 2026 · Synced Sep 27, 2026, 4:46 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 27, 2026, 4:46 AM EDT
Withdrawn Not applicable Interventional

Comparing Efficiency and Stone-Free Rates Mini PCNL vs Flex URS

NCT07072598
View directory record Official record
Conditions
Kidney Stones, Nephrolithiasis, Urolithiasis
Interventions
ClearPETRA suction access sheath
Device
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Sep 27, 2026, 4:46 AM EDT
Recruiting Phase 3 Interventional

A Study of Surgical Techniques During Cystectomy

NCT06703476
View directory record Official record
Conditions
Bladder Cancer
Interventions
Stent placement, Alvimopan
Procedure · Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
21 Years and older
Enrollment
530 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Sep 27, 2026, 4:46 AM EDT
Terminated Phase 4 Interventional Results available

Use of Hyoscyamine Versus Tamsulosin for Management of Ureteral Stent Irritation

NCT03750656
View directory record Official record
Conditions
Lower Urinary Tract Symptoms
Interventions
Hyoscyamine, Tamsulosin
Drug
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Dec 2, 2024 · Synced Sep 27, 2026, 4:46 AM EDT
Enrolling by invitation Not applicable Interventional

Impact of Ureteral Stent and Sheaths Size on Post-Operative Pain

NCT06979583
View directory record Official record
Conditions
Ureteral Stent-Related Symptom, Retrograde Intra-renal Surgery
Interventions
4.8 Fr Ureteral stents, 7 Fr Ureteral stents
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 20, 2026 · Synced Sep 27, 2026, 4:46 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Preoperative Use of Darifenacin (Enablex) to Alleviate Postoperative Ureteral Stent Pain

NCT01189071
View directory record Official record
Conditions
Overactive Bladder, Renal Colic, Pain, Postoperative
Interventions
Darifenacin
Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 20, 2016 · Synced Sep 27, 2026, 4:46 AM EDT
Active, not recruiting Not applicable Interventional

Optimal Stent Duration After Ureteroscopy

NCT06045962
View directory record Official record
Conditions
Ureteral Stent
Interventions
Ureteral stent
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
9
States / cities
Phoenix, Arizona • Tucson, Arizona • San Diego, California + 6 more
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Sep 27, 2026, 4:46 AM EDT
Recruiting Not applicable Interventional

Safety and Device Performance of the Uriprene® Degradable Temporary Ureteral Stent Following Uncomplicated Ureteroscopy

NCT04565795
View directory record Official record
Conditions
Ureteral Diseases
Interventions
Uriprene® Degradable Temporary Ureteral Stent
Device
Lead sponsor
Adva-Tec
Industry
Eligibility
21 Years to 80 Years
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
4
States / cities
Phoenix, Arizona • Los Angeles, California • Gainesville, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 30, 2025 · Synced Sep 27, 2026, 4:46 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 29, 2026 · Synced Sep 27, 2026, 4:46 AM EDT
Not yet recruiting Not applicable Interventional

Stent Related Symptoms Defined by Ureteral Stent Symptom Questionnaire in Patients With Image-Informed Ureteral Stent Lengths

NCT07580963
View directory record Official record
Conditions
Ureteral Stent-Related Symptom
Interventions
Variable length ureteral stent, Image-informed length ureteral stent
Device
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 80 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Sep 27, 2026, 4:46 AM EDT
Withdrawn Early Phase 1 Interventional

Obstruction of Malignancy: Percutaneous Renal vs Endoscopic Stent

NCT05640115
View directory record Official record
Conditions
Cancer, Urinary Obstruction, Malignancy, Urinary Dysfunction, Ureter Obstruction, Ureter Injury
Interventions
Ureteral Stent, Percutaneous Nephrostomy Tube Placement
Device
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 18, 2024 · Synced Sep 27, 2026, 4:46 AM EDT
Completed Not applicable Interventional Results available

The RELIEF™ Ureteral Stent - Assessment of Retrograde Urinary Reflux and Distal Coil Bladder Position

NCT03266770
View directory record Official record
Conditions
Ureteral Obstruction
Interventions
RELIEF Stent
Device
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 31, 2024 · Synced Sep 27, 2026, 4:46 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 27, 2026, 4:46 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 1, 2020 · Synced Sep 27, 2026, 4:46 AM EDT
Withdrawn Not applicable Interventional

Ambulatory Versus Inpatient Percutaneous Nephrolithotomy

NCT04690010
View directory record Official record
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
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Sep 27, 2026, 4:46 AM EDT
Not yet recruiting Phase 4 Interventional

Assessing the Efficacy of Indocyanine Green for Ureter Identification During Robot-Assisted Surgery in Advanced-Stage Endometriosis

NCT07144904
View directory record Official record
Conditions
Indocyanine Green (ICG), Robotic Surgical Procedure, Deep Infiltrating Endometriosis (DIE), Endometriosis Pelvic, Endometriosis (Diagnosis), Endometriosis of the Cul-de-sac, Ureteral Stent Placement, Ureteral Injury, Endometriosis Ovaries
Interventions
Indocyanine Green (ICG)-Assisted Ureteral Identification, Standard Ureteral Identification without ICG
Drug · Procedure
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 27, 2025 · Synced Sep 27, 2026, 4:46 AM EDT
Completed Not applicable Interventional Results available

Drainage of Malignant Extrinsic Ureteral Obstruction Using the Memokath Ureteral Stent

NCT00166361
View directory record Official record
Conditions
Ureteral Obstruction
Interventions
Memokath 051 Ureteral Stent, JJ Stent
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 17, 2014 · Synced Sep 27, 2026, 4:46 AM EDT
Completed Not applicable Interventional

Quality of Life in Kidney Stone Patients Undergoing Surgery

NCT02625051
View directory record Official record
Conditions
Kidney Calculi, Quality of Life
Interventions
Ureteroscopy, Percutaneous nephrolithotomy
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 5, 2021 · Synced Sep 27, 2026, 4:46 AM EDT
Recruiting Not applicable Interventional

Clinical Trial to Evaluate Post-Operative Outcomes of Ureteral Stent vs Ureteral Stent Free Radical Cystectomy

NCT07234968
View directory record Official record
Conditions
Bladder Cancer, Muscle-Invasive Bladder Carcinoma, Urothelial Carcinoma, Pelvic Malignancy, Bladder Transitional Cell Carcinoma, Bladder Neoplasm
Interventions
Ureteral Stent Placement, No Ureteral Stent, Indocyanine Green with Fluorescence Imaging
Procedure · Diagnostic Test
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 85 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced Sep 27, 2026, 4:46 AM EDT