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
92 clinical trials for this condition and its sub-types.
Follow this condition — get notified about new trialsSub-types
Broader categories
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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 …
Phase: NA • 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…
Phase: NA • 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: PHASE3 • 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…
Phase: NA • Sponsor: MED Institute Inc. • Aim: Disease control
Last updated Jun 27, 2026 12:35 UTC
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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 …
Phase: NA • Sponsor: W.L.Gore & Associates • Aim: Disease control
Last updated Jun 27, 2026 12:24 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…
Phase: NA • Sponsor: C. R. Bard • Aim: Disease control
Last updated Jun 27, 2026 11:02 UTC
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Sound waves instead of surgery: new device tested for vein disease
Disease control OngoingThis study tests whether a device called Sonablate can safely use high-intensity focused ultrasound (HIFU) to treat vein problems like varicose veins, leg ulcers, and certain birth defects. About 30 adults with these conditions will receive the treatment, which does not involve c…
Phase: NA • Sponsor: Sonablate • Aim: Disease control
Last updated Jun 27, 2026 09:06 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…
Phase: NA • Sponsor: Washington University School of Medicine • Aim: Disease control
Last updated Jun 27, 2026 09:00 UTC
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New dressing uses gas to heal stubborn wounds
Disease control OngoingThis study tests a special dressing called EDX110 on 43 people with hard-to-heal wounds from diabetes or poor leg circulation. The dressing creates a gas called nitric oxide to help clean and heal the wound. Researchers will measure how much the wound shrinks over 12 weeks and ho…
Phase: NA • Sponsor: ConvaTec Inc. • Aim: Disease control
Last updated Jun 27, 2026 08:05 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…
Phase: NA • Sponsor: Necmettin Erbakan University • Aim: Symptom relief
Last updated Jul 18, 2026 00:00 UTC
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VR goggles could replace sedation for vein surgery patients
Symptom relief ENROLLING_BY_INVITATIONThis study tests whether wearing a virtual reality headset during laser treatment for varicose veins can lower anxiety and pain. About 100 adults will use VR during the procedure, and researchers will measure their heart rate, blood pressure, and comfort levels. The goal is to se…
Phase: NA • Sponsor: Bydgoszcz University of Science and Technology • Aim: Symptom relief
Last updated Jun 27, 2026 13:05 UTC
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Pelvic floor exercises may boost leg vein health
Symptom relief ENROLLING_BY_INVITATIONThis 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 …
Phase: NA • Sponsor: Istanbul Arel University • Aim: Symptom relief
Last updated Jun 27, 2026 12:02 UTC
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Longer compression may prevent dark spots after varicose vein treatment
Symptom relief OngoingThis study looks at whether wearing compression stockings for a longer time after foam sclerotherapy (a treatment for varicose veins) can reduce skin darkening (hyperpigmentation) above the treated veins. About 140 adults with varicose veins will be followed for 28 days after the…
Phase: NA • Sponsor: Pirogov Russian National Research Medical University • Aim: Symptom relief
Last updated Jun 27, 2026 09:09 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
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Pneumatic compression may unclog lymphatic system in leg swelling patients
Knowledge-focused ENROLLING_BY_INVITATIONThis study looks at whether a pneumatic compression device can improve lymphatic function in people with leg swelling from chronic venous disease. 34 participants will be split into two groups: one gets standard compression bandages, the other adds daily pneumatic compression at …
Phase: PHASE1, PHASE2 • Sponsor: The University of Texas Health Science Center, Houston • Aim: Knowledge-focused
Last updated Jun 26, 2026 17:29 UTC