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ClinicalTrials.gov public records Last synced May 21, 2026, 11:54 PM EDT

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

Showing 1–20 of 20 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Venous Reflux Clear all
Terminated Not applicable Interventional Results available
View directory record Official record
Conditions
Chronic Venous Insufficiency (CVI), Deep Vein Reflux
Interventions
BlueLeaf® Endovenous Valve Formation System (BlueLeaf System)
Device
Lead sponsor
Intervene, Inc.
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
5
States / cities
Darien, Connecticut • New York, New York • Chapel Hill, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 18, 2025 · Synced May 21, 2026, 11:54 PM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Non-infected Venous Leg Ulcer, Venous Leg Ulcer, Venous Insufficiency, Venous Stasis, Venous Reflux
Interventions
BR-AC, Standard Care
Other
Lead sponsor
BioStem Technologies
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
23
States / cities
Guntersville, Alabama • Castro Valley, California • Glendale, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced May 21, 2026, 11:54 PM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Venous Reflux
Interventions
Seg. RF Ablation & ClosureFAST catheter, Endovenous Laser
Device
Lead sponsor
Medtronic Endovascular
Industry
Eligibility
18 Years to 80 Years
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 11, 2017 · Synced May 21, 2026, 11:54 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Venous Insufficiency, Venous Reflux, Lower Extremity Ulcer
Interventions
MIST Therapy
Device
Lead sponsor
Celleration, Inc.
Industry
Eligibility
18 Years to 90 Years
Enrollment
156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Weymouth, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 29, 2015 · Synced May 21, 2026, 11:54 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Great Saphenous Vein (GSV) With Venous Reflux Disease
Interventions
VenaSeal SCS, ClosureFast Radiofrequency Ablation (RFA), Roll-In (VenaSeal SCS)
Device
Lead sponsor
Medtronic Endovascular
Industry
Eligibility
21 Years to 70 Years
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
9
States / cities
Scottsdale, Arizona • San Diego, California • Greenwood Village, Colorado + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 11, 2019 · Synced May 21, 2026, 11:54 PM EDT
Completed Phase 1 Interventional Results available
View directory record Official record
Conditions
Varicose Veins
Interventions
Polidocanol Endovenous Microfoam (PEM)
Drug
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years to 75 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Bradenton, Florida
Source: ClinicalTrials.gov public record
Updated Apr 20, 2021 · Synced May 21, 2026, 11:54 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Varicose Veins, Venous Reflux, Venous Insufficiency
Interventions
Chart review
Other
Lead sponsor
Lake Washington Vascular
Other
Eligibility
18 Years and older
Enrollment
547 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Bellevue, Washington
Source: ClinicalTrials.gov public record
Updated Oct 2, 2019 · Synced May 21, 2026, 11:54 PM EDT
Terminated Not applicable Interventional Results available
View directory record Official record
Conditions
Varicose Veins
Interventions
Bright Tip Laser Fiber, Bare Tip Laser Fiber
Device
Lead sponsor
Vascular Solutions LLC
Industry
Eligibility
18 Years and older
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
7
States / cities
Dothan, Alabama • Scottsdale, Arizona • Hollywood, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 22, 2015 · Synced May 21, 2026, 11:54 PM EDT
Withdrawn Phase 4 Interventional
View directory record Official record
Conditions
Leg Ulcer, Veins, Varicose, Venous Ulcer, Reflux, Venous Reflux, Venous Leg Ulcer, Varicose Veins, Varicose Ulcer, Varicose Veins Leg
Interventions
Polidocanol Endovenous Microfoam (PEM)
Drug
Lead sponsor
OhioHealth
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 14, 2017 · Synced May 21, 2026, 11:54 PM EDT
Withdrawn Not applicable Interventional
View directory record Official record
Conditions
Venous Insufficiency of Leg, Venous Reflux, Varicose Veins, Lower Extremity Edema Chronic
Interventions
Vasculera, Placebo
Other
Lead sponsor
Corewell Health West
Other
Eligibility
18 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Grand Rapids, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 22, 2022 · Synced May 21, 2026, 11:54 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Chronic Venous Hypertension Due to Deep Vein Thrombosis, Venous Reflux
Interventions
exercise in water, aquatic activity plus conventional management
Other
Lead sponsor
Arizona Cardiovascular Consultants
Other
Eligibility
18 Years and older
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Mesa, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 22, 2020 · Synced May 21, 2026, 11:54 PM EDT
Active, not recruiting Not applicable Interventional
View directory record Official record
Conditions
Deep Vein Thrombosis, Venous Stasis, Venous Insufficiency, Venous Leg Ulcer, Venous Reflux, Post Thrombotic Syndrome
Interventions
Stents
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
29
States / cities
Orange, California • San Francisco, California • New Haven, Connecticut + 23 more
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced May 21, 2026, 11:54 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Great Saphenous Vein (GSV) With Venous Reflux Disease
Interventions
VenaSeal SCS, ClosureFast Radiofrequency Ablation (RFA), Roll-in (VenaSeal SCS)
Device
Lead sponsor
Medtronic Endovascular
Industry
Eligibility
21 Years to 70 Years
Enrollment
242 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
10
States / cities
Scottsdale, Arizona • San Diego, California • Greenwood Village, Colorado + 7 more
Source: ClinicalTrials.gov public record
Updated Jun 25, 2018 · Synced May 21, 2026, 11:54 PM EDT
Active, not recruiting Not applicable Interventional
View directory record Official record
Conditions
Venous Reflux, Chronic Venous Insufficiency
Interventions
Venclose System (digiRF generator w EVSRF catheter), Venclose MAVEN System (digiRF generator w MAVEN catheter)
Device
Lead sponsor
C. R. Bard
Industry
Eligibility
18 Years and older
Enrollment
203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
7
States / cities
Thornton, Colorado • Kailua, Hawaii • Roseville, Michigan + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced May 21, 2026, 11:54 PM EDT
Terminated Not applicable Interventional Results available
View directory record Official record
Conditions
Venous Disease
Interventions
sodium tetradecyl sulfate, Compression
Drug · Device
Lead sponsor
Ellen Dillavou
Other
Eligibility
18 Years to 100 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 22, 2018 · Synced May 21, 2026, 11:54 PM EDT
Not listed Not applicable Interventional
View directory record Official record
Conditions
Venous Reflux, Venous Insufficiency, Venous Ulcer, Venous Disease
Interventions
Polidocanol
Procedure
Lead sponsor
ProMedica Health System
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Toledo, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 30, 2022 · Synced May 21, 2026, 11:54 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Venous Reflux
Interventions
SP-402 VenaSeal™ Closure System
Device
Lead sponsor
Lake Washington Vascular
Other
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Bellevue, Washington
Source: ClinicalTrials.gov public record
Updated Mar 15, 2018 · Synced May 21, 2026, 11:54 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Venous Insufficiency
Interventions
ClariVein RES, Sodium Tetradecyl Sulfate 1% Injection, Sodium Tetradecyl Sulfate 3% Injection
Device · Drug
Lead sponsor
Vascular Insights, LLC
Industry
Eligibility
18 Years to 80 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
5
States / cities
Darien, Connecticut • Frederick, Maryland • Hyannis, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 1, 2022 · Synced May 21, 2026, 11:54 PM EDT
Terminated Not applicable Interventional Results available
View directory record Official record
Conditions
Venous Reflux
Interventions
VenaSeal™ System, Endothermal Ablation (ETA), Surgical Stripping
Device · Procedure
Lead sponsor
Medtronic Endovascular
Industry
Eligibility
18 Years and older
Enrollment
506 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
12
States / cities
Prescott Valley, Arizona • Tucson, Arizona • Fresno, California + 9 more
Source: ClinicalTrials.gov public record
Updated Dec 29, 2025 · Synced May 21, 2026, 11:54 PM EDT
Not listed No phase listed Observational
View directory record Official record
Conditions
Varicose Veins, Venous Reflux
Interventions
Ultrasound
Diagnostic Test
Lead sponsor
Lake Washington Vascular
Other
Eligibility
18 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
3
States / cities
Bellevue, Washington • Issaquah, Washington • Kirkland, Washington
Source: ClinicalTrials.gov public record
Updated Oct 30, 2019 · Synced May 21, 2026, 11:54 PM EDT