| Comparison of Daytime Surgery in Varicose Veins Patients With and Without Superficial Venous Thrombosis (NCT05380895) | Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University | 2022-06-10 |
| Radio Frequency Ablation Versus Stripping of Great Saphenous Vein in Management of Primary Varicose Veins , Comparative Study (NCT05342779) | Sohag University | 2022-06-01 |
| Varicose Vein Education and Informed coNsent (VVEIN) Study (NCT05261412) | Royal College of Surgeons, Ireland | 2022-04-04 |
| High Intensity Focused Ultrasound in PAtients With Varicose Veins in Singapore (NCT04339088) | Singapore General Hospital | 2022-03-01 |
| The Evaluation of the Pathophysiology of Varicose Veins in Pregnancy (NCT05058989) | Imperial College London | 2021-06-01 |
| Graduated Elastic compRession for vAricose Veins in PrEgnancy (NCT05122195) | Belarusian State Medical University | 2021-06-01 |
| Endovenous Radiofrequency Ablation Closure System in the Treatment of Varicose Veins (NCT04671641) | Suzhou Hengruihongyuan Medical Technology Co. LTD | 2021-03-24 |
| Varicose Vein in Patients Under the Age of 40 (NCT05410912) | First Affiliated Hospital of Zhejiang University | 2021-01-01 |
| Implementation of a Minor Ailment Service in Community Pharmacy Practice (NCT05247333) | Universidad de Granada | 2020-10-01 |
| Impact of Treatment With VENARUS® on the Level of Monocyte Chemoattractant Protein 1 in Varicose Veins Blood (NCT04933591) | Pirogov Russian National Research Medical University | 2020-09-01 |
| Microwave Venous Ablation in Comparison to Radiofrequency Ablation, Laser Ablation and Surgical Ligation in Management of Great Saphenous Vein Incompetence (NCT04479956) | Mansoura University | 2020-06-18 |
| Efficacy and Safety of Endovenous Microwave Ablations for Treatment of Varicose Veins in Singapore (NCT04524793) | Singapore General Hospital | 2020-05-09 |
| The Prevstain Trial (NCT04203043) | University of Sao Paulo General Hospital | 2020-02-28 |
| Elastic Compression Stockings and Varicose Veins Recurrence (NCT04231942) | Pirogov Russian National Research Medical University | 2019-12-16 |
| Pathology, Venous Disease, and Clinical Correlations (NCT04436549) | University of Catanzaro | 2019-12-01 |
| Lake Washington Vascular VenaSeal™ Post-Market Evaluation (NCT04146168) | Lake Washington Vascular | 2019-11-01 |
| Great Saphenous Vein Sparing Segmental Radiofrequency Ablation in Varicose Veins Patients (NCT05372146) | Pirogov Russian National Research Medical University | 2019-11-01 |
| Registry to Investigate the Efficacy and Safety of VenaBlock VeIn SEaling System for VaRicose Veins in SingApore (NCT04339075) | Singapore General Hospital | 2019-10-01 |
| Longitudinal or Transverse Orientation of Ultrasound Probe in Minimally Invasive Venous Surgery. (NCT04036734) | National University of Ireland, Galway, Ireland | 2019-07-24 |
| Retrospective Review of Saphenous Vein Incompetence: Venaseal Versus Endovenous Thermal Ablation (NCT04006184) | Lake Washington Vascular | 2019-06-14 |
| Treatment of Varicose Veins With the ELVeS® Radial® 2ring Slim Fiber. Are There Limitations? (NCT03810677) | be Medical | 2019-04-15 |
| Market Penetration of Laser Therapy in Venous Surgery: Ziekenhuis Oost-Limburg - Ziekenhuis Maas En Kempen Center Experience (NCT03856814) | Duomed | 2019-03-15 |
| Compression Stockings Therapy Following Mechano-Chemical Ablation (Clarivein®) (NCT03685838) | Singapore General Hospital | 2019-02-13 |
| MIcronized Flavonoid Fraction After MechanO-Chemical Ablation (NCT04434274) | Belarusian State Medical University | 2019-01-01 |
| Management of a Giant Lymphocele Following Varicose Vein Surgery - A Case Report (NCT05398458) | Bahria International Hospital | 2019-01-01 |
| The Role of Pyroptosis in Chronic Venous Disease (NCT03744858) | University of Catanzaro | 2018-11-12 |
| Hypnoanalgesia in Surgical and Endovenous Treatment of Varicosis (NCT03601572) | University Hospital, Montpellier | 2018-09-02 |
| A Singapore Venaseal Real World Post-Market Evaluation Study (NCT03893201) | Singapore General Hospital | 2018-04-11 |
| Study of Foam Sclerotherapy Versus Ambulatory Phlebectomy (NCT03416413) | Imperial College London | 2018-02-01 |
| MechanO-Chemical Ablation Versus CompreSSion (NCT04441957) | Belarusian State Medical University | 2018-01-01 |
| Ecchymosis and Coldness in Patients With Varicose Vein (NCT03384355) | Vascular and Molecular Cardiology Society | 2018-01-01 |
| New Compression Hosiery Versus Standard Class II Compression Stockings After Endothermal Ablation (NCT03477227) | Pirogov Russian National Research Medical University | 2017-12-29 |
| Mechanochemical Ablation Compared to Cyanoacrylate Adhesive (NCT03392753) | Imperial College London | 2017-11-06 |
| LivRelief Varicose Veins Cream in the Treatment of Varicose Veins (NCT03653793) | Delivra, Inc. | 2017-05-23 |
| Embolization of Pelvic Varicosities in Patients With Pelvic Congestion Syndrome (NCT03057067) | St. Olavs Hospital | 2017-05-19 |
| Effect of PEM Treatment of Superficial Axial and Tributary Vein Reflux on Improvement of Wound Healing in VLUs (NCT02988063) | OhioHealth | 2017-04-10 |
| The Effect of Laser Power and Fiber Traction Speed on the Outcomes of Endovenous Laser Ablation (NCT03037827) | Clinic of Phlebology and Laser Surgery, Chelyabinsk, Russia | 2017-01-30 |
| Caprini Score in Venous Surgery: a Prospective Cohort Study (NCT03041805) | Pirogov Russian National Research Medical University | 2017-01-01 |
| 3-4 Year Outcomes Following Endovenous Steam Ablation for Venous Insufficiency (NCT02944331) | Lovisenberg Diakonale Hospital | 2017-01-01 |
| Endoveneous Histologic Study (NCT03326219) | Rijnstate Hospital | 2017-01-01 |
| Efficacy of Vasculera in Prevention on Post-op Pain and Edema Following Lower Extremity Venous Treatment in the Outpatient Setting (NCT02936271) | Corewell Health West | 2016-10-01 |
| Compression Therapy Following Truncal Vein Endothermal Ablation And Distal Sclerotherapy (NCT02890563) | Oulu University Hospital | 2016-08-01 |
| Primary Insufficiency of the GSV With a Diameter >/= 12 mm, Antero-lateral Branches, or Below the Knee (NCT02345018) | Rijnstate Hospital | 2016-06-01 |
| Venous Distension in Patients With Aneurysmatic Arterial Disease (NCT02867501) | Kantonsspital Baselland Bruderholz | 2016-05-01 |
| COmpressioN Following Endovenous TreatmenT of Incompetent Varicose Veins (NCT02655406) | Imperial College London | 2016-01-01 |
| DESIVI: Dosing of Electrical Stimulation in Venous Insufficiency (NCT03850496) | Imperial College London | 2015-11-01 |
| Pilot RCT Evaluating a One Stop Vein Clinic (NCT02557542) | Imperial College London | 2015-10-01 |
| Copper Impact on Venous Insufficiency and Lipodermatosclerosis (NCT03283800) | Croydon Health Services NHS Trust | 2015-09-23 |
| Laser Ablation Versus Mechanochemical Ablation Trial (NCT02627846) | Hull University Teaching Hospitals NHS Trust | 2015-06-01 |
| COMFORT: A Multicenter, Open-label, Randomized, Crossover Study (NCT02462720) | Boston Scientific Corporation | 2015-05-01 |
| Compression Therapy Following Endothermal Ablation (NCT02522845) | Imperial College London | 2015-05-01 |
| Estrogen Receptors and Chronic Venous Disease (NCT02558426) | University of Catanzaro | 2015-01-01 |
| Polidocanol Versus Glucose Treatment of Telangiectasia Trial (NCT02657252) | UPECLIN HC FM Botucatu Unesp | 2015-01-01 |
| Effect of Portal Vein Thrombosis on the Prognosis of Liver Cirrhosis (NCT02335580) | General Hospital of Shenyang Military Region | 2014-12-01 |
| Long-term Ultrasound Guided Foam Sclerotherapy Versus Classical Surgical Stripping Study (NCT02304146) | Maastricht University Medical Center | 2014-11-01 |
| Trial of Radiofrequency Thermo-ablation Treatments of Great Saphenous Varicose Veins (3-RF Study) (NCT02441881) | Worcestershire Acute Hospitals NHS Trust | 2014-09-05 |
| Lower Limb Venous Insufficiency and the Effect of Radiofrequency Treatment Versus Open Surgery (NCT02397226) | University Hospital, Linkoeping | 2014-09-01 |
| Safety And Efficacy Study Of Topic Mucopolysaccharide Polysulfate In The Superficial Varicose Veins Treatment (NCT01203397) | EMS | 2014-09-01 |
| RCT - Does Treating Incompetent Perforators Reduce Recurrence? (NCT01949207) | The Whiteley Clinic | 2014-07-01 |
| Treatment of Great Saphenous Vein Varicosities (NCT05655416) | Al-Azhar University | 2014-04-01 |
| REVITIVE for the Treatment of Patients With Venous Insufficiency (NCT02114307) | Imperial College London | 2014-03-01 |
| Pelvic Embolisation to Reduce Recurrent Varicose Veins - Primary (NCT01901731) | The Whiteley Clinic | 2014-03-01 |
| Pelvic Embolisation to Reduce Recurrent Varicose Veins - Recurrent (NCT01909024) | The Whiteley Clinic | 2013-07-01 |
| Clinical Investigation and Molecular Forms of Family Disease of Varicose (NCT02870127) | Nantes University Hospital | 2013-06-01 |
| Peripheral Vascular Disease and Nerve Stimulation (NCT01942941) | Hull University Teaching Hospitals NHS Trust | 2013-06-01 |
| Investigation Into the Pathophysiology and Treatment of Varicose Veins (NCT06192472) | University of Surrey | 2013-04-01 |
| Comparison of Radiofrequency, Vein Stripping and CHIVA for Venous Insufficency (NCT02454452) | Corporacion Parc Tauli | 2013-02-01 |
| Treatment of Saphenous Vein Reflux With 1920-nm Diode Laser (NCT02504684) | Instituto Vascular BH | 2013-02-01 |
| PREservation Versus Thermal Ablation (NCT04034329) | Belarusian State Medical University | 2013-01-01 |
| Study Protocol Comparing Polidocanol Versus Hypertonic Glucose for Treatment of Reticular Veins (NCT02054325) | UPECLIN HC FM Botucatu Unesp | 2012-09-01 |
| Painless Local Infiltration Anesthesia (NCT01611324) | Campus Bio-Medico University | 2012-05-01 |
| Clinical Trial of Endovenous 940 and 1470 Laser Ablation for Treating Great Saphenous Veins (NCT01637181) | Erasmus Medical Center | 2012-05-01 |
| Evaluation of Interventions to Improve Pain Relief, Perceived Anxiety and Recovery in Participants Receiving Office Based Surgery (NCT01508624) | University of Surrey | 2012-04-01 |
| Rivaroxaban in Endovenous Laser Ablation With and Without Miniphlebectomy (NCT02584842) | University Hospital, Basel, Switzerland | 2012-01-01 |
| The Party Balloon Assisted Valsalva in Diagnosis of Superficial Venous Valvular Reflux of Lower Limb (NCT02051439) | Mahidol University | 2012-01-01 |
| Endovenous Radiofrequency Versus Laser Ablation for the Treatment of Great Saphenous Vein Reflux (NCT02080013) | Ain Shams University | 2011-12-01 |
| Pharmacokinetic Study of Polidocanol Endovenous Microfoam (PEM) (NCT01428076) | Boston Scientific Corporation | 2011-08-01 |
| A Comparison of Specialized Versus Standard Compression After Saphenous Ablation (NCT01332838) | University of Washington | 2011-05-01 |
| Prevalence of MTHFR Polymorphisms in Venous Disease (NCT01993914) | Health Diagnostic Laboratory, Inc. | 2011-02-01 |
| Efficacy and Safety Study of Polidocanol Injectable Foam for the Treatment of Saphenofemoral Junction (SFJ) Incompetence (NCT01072877) | Boston Scientific Corporation | 2010-12-01 |
| Polidocanol Endovenous Microfoam (PEM) Versus Vehicle for the Treatment of Saphenofemoral Junction (SFJ) Incompetence (NCT01231373) | Boston Scientific Corporation | 2010-11-01 |
| Validity of Electronic Diary for Monitoring Varicose Veins Symptoms (NCT01200199) | Boston Scientific Corporation | 2010-11-01 |
| Comparison Study for Safety and Efficacy of Two Devices for the Treatment of the Great Saphenous Vein (NCT01173419) | Angiodynamics, Inc. | 2010-07-01 |
| Steam Ablation Versus Endovenous Laser Ablation for the Treatment of Great Saphenous Veins (NCT02046967) | Erasmus Medical Center | 2009-11-01 |
| An Open-label, Single-dose Pilot Study to Evaluate Varisolve® (Polidocanol Endovenous Microfoam (PEM)) 0.125% [0.2%] for Varicose Veins (NCT00928421) | Boston Scientific Corporation | 2009-06-01 |
| Evaluation of Endovenous Sclerotherapy for Treatment of Varicose Veins (NCT00954980) | University of Oklahoma | 2009-05-01 |
| Randomized, Single Blind, Placebo Controlled, to Evaluate Efficacy and Safety of Polidocanol Injectable Foam for Treatment of Symptomatic, Visible Varicose Veins With SFJ Incompetence (NCT00758420) | Boston Scientific Corporation | 2008-10-01 |
| The BRILLIANT Study (NCT00618514) | Vascular Solutions LLC | 2008-06-01 |
| Prospective Randomized Trial Comparing the New Endovenous Procedures Versus Conventional Surgery for Varicose Veins Due to Great Saphenous Vein Incompetence (NCT00621062) | Uppsala University | 2008-01-01 |
| Ambulatory Surgery of Lower Extremity Varicose Vein (NCT00702897) | Far Eastern Memorial Hospital | 2008-01-01 |
| Safety Study of Varisolve® Procedure for Treatment of Varicose Veins in Patients With Right-to-left Cardiac Shunt (NCT00442364) | Boston Scientific Corporation | 2007-03-01 |
| A Trial to Compare the Outcome of Localised Varicosity Compression for 24 Hours and 5 Days After Foam Sclerotherapy to Truncal Varices (NCT00991497) | Gloucestershire Hospitals NHS Foundation Trust | 2007-01-01 |
| Juvista (Avotermin) in Scars Following Varicose Vein Removal (NCT00430326) | Renovo | 2006-11-01 |
| Surgery Versus Sclerotherapy for Isolated Accessory Great Saphenous Vein Varicosis (NCT02010723) | Medical University of Vienna | 2006-06-01 |
| Concomitant or Sequential Phlebectomy After Endovenous Laser Therapy for Varicose Veins (NCT02017106) | Hull University Teaching Hospitals NHS Trust | 2006-04-01 |
| Endovenous Laser Therapy (EVLT) for Sapheno-Popliteal Incompetence and Short Saphenous Vein (SSV) Reflux: A RCT (NCT00841178) | Hull University Teaching Hospitals NHS Trust | 2005-10-01 |
| A Randomised Study to Assess Betadine in the Groin Wound of Patients Undergoing Primary Varicose Vein Surgery (NCT00500669) | Royal Hobart Hospital | 2004-06-01 |
| A New Method of Surgically Treating Varicose Veins and Venous Ulcers - a Study to Assess Clinical and Economic Value (NCT00759434) | Hull University Teaching Hospitals NHS Trust | 2004-03-01 |
| The Long-term Value of Preoperative Duplex Before Surgery for Varicose Veins (NCT01195623) | Uppsala University Hospital | 1997-11-01 |