Venous insufficiency
MONDO:0000945Impaired venous blood flow or venous return (venous stasis), usually caused by inadequate venous valves. Venous insufficiency often occurs in the legs, and is associated with edema and sometimes with venous stasis ulcers at the ankle.
Also known as: venous insufficiency, venous insufficiency (disease), peripheral venous insufficiency
101 clinical trials for this condition and its sub-types, 50 tagged with Venous insufficiency itself.
Follow this condition to get notified about new trialsWhere it sits in the disease tree
Browse by category →Sub-types of Venous insufficiency
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Chronic venous insufficiency 59 trials
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Post-thrombotic syndrome 13 trials
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New stent aims to open blocked veins and heal leg ulcers
Disease control OngoingThis trial is testing a new stent (a small mesh tube) to treat blockages in the large vein in the abdomen (inferior vena cava) and nearby leg veins. The study involves 136 adults with symptoms like leg ulcers, pain, or swelling. Doctors will place the stent to keep the vein open …
Sponsor: W.L.Gore & Associates • Aim: Disease control
Last updated Aug 29, 2026 00:00 UTC
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Placental patch shows promise for stubborn leg wounds
Disease control OngoingThis study tests whether a special placental membrane called BR-AC, applied weekly, can help heal non-healing venous leg ulcers faster than standard care alone. About 60 adults with a leg ulcer between the knee and ankle will be randomly assigned to get either standard care plus …
Sponsor: BioStem Technologies • Aim: Disease control
Last updated Aug 14, 2026 00:00 UTC
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New stent aims to restore blood flow in blocked leg veins
Disease control OngoingThis study tests a new medical device called the GORE VIAFORT stent, which is a small mesh tube placed inside a blocked or narrowed vein in the leg or pelvis to keep it open. The goal is to improve blood flow and reduce symptoms like pain, swelling, and leg ulcers. About 165 adul…
Sponsor: W.L.Gore & Associates • Aim: Disease control
Last updated Aug 14, 2026 00:00 UTC
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New laser shows promise for varicose vein treatment in Head-to-Head trial
Disease control OngoingThis phase 3 trial compares two laser wavelengths (1940 nm vs 1470 nm) for closing off faulty veins in people with symptomatic varicose veins. 220 adults will be randomly assigned to one laser or the other. The main goal is to see which laser achieves complete vein closure at 6 m…
Phase 3 • Sponsor: Kafrelsheikh University • Aim: Disease control
Last updated Jun 27, 2026 12:36 UTC
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Tiny trial tests artificial vein valve for leg swelling
Disease control OngoingThis early study tests a new device called the Cook® Venous Valve System in just 4 people with chronic venous insufficiency (leg veins that don't pump blood back to the heart properly). The valve is implanted through a small tube into a deep leg vein to help blood flow one way. T…
Sponsor: MED Institute Inc. • Aim: Disease control
Last updated Jun 27, 2026 12:35 UTC
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New radiofrequency device aims to seal off problem veins
Disease control OngoingThis study tests a device that uses radiofrequency energy to close off damaged veins in the legs, helping blood flow better and easing symptoms like pain and swelling. About 200 adults with chronic venous insufficiency are taking part. The main goals are to see if the treated vei…
Sponsor: C. R. Bard • Aim: Disease control
Last updated Jun 27, 2026 11:02 UTC
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New hope for chronic leg pain: catheter procedure could reduce Post-Clot disability
Disease control OngoingThis study tests whether a catheter-based procedure can reduce the severity of post-thrombotic syndrome (PTS) — a painful, long-term leg condition that can follow a deep vein clot. About 225 adults with disabling PTS and a blocked iliac vein will receive either the procedure plus…
Sponsor: Washington University School of Medicine • Aim: Disease control
Last updated Jun 27, 2026 09:00 UTC
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Can tape and exercise ease tired, aching legs? new study tests simple fixes for vein issues
Symptom relief OngoingThis study tests whether kinesio taping (a special elastic tape) and interval exercise (short bursts of activity) can help people with mild chronic venous insufficiency feel better and improve their quality of life. About 33 adults aged 18 to 65 will be split into three groups: o…
Sponsor: Necmettin Erbakan University • Aim: Symptom relief
Last updated Jul 18, 2026 00:00 UTC
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Pelvic floor exercises may boost leg vein health
Symptom relief By invitation onlyThis study looks at whether adding pelvic floor exercises to a regular exercise program and compression stockings can improve symptoms, blood flow, and quality of life in people with chronic venous insufficiency (a condition where leg veins have trouble sending blood back to the …
Sponsor: Istanbul Arel University • Aim: Symptom relief
Last updated Jun 27, 2026 12:02 UTC
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Scientists track varicose veins from start to worse
Knowledge-focused OngoingThis study follows 100 people with and without varicose veins to see how often the condition appears and how it changes over time. Participants get yearly checkups including ultrasound exams. The goal is to learn what factors make vein disease worse and how it naturally progresse…
Sponsor: Russian Phlebological Association • Aim: Knowledge-focused
Last updated Jul 01, 2026 00:00 UTC