Clinical trials: Venous
Electrophysiology of Pulmonary Veins
Electrophysiological Properties of the Pulmonary Veins
The pulmonary veins are the predominant sources of AF induction and maintenance. This study aims to assess the electrophysiological properties of the pulmonary veins and their relation to AF in humans.
- Trial name
- NCT00530608
- Where
- Germany
- Volunteers
- 35 people
- Sponsor
- Universitätsklinikum Hamburg-Eppendorf
Atrial Fibrillation
Assessing Arrhythmias After Ablation Using Implantable Recorders
The purpose of this study is to determine if continuous monitoring using an implantable loop recorder (ie. a device that is placed just underneath the skin of the chest and monitors the heart rate and rhythm) for a year long…
- Trial name
- ABACUS (NCT01176617)
- Testing
- Reveal XT implantable loop recorder
- Where
- United States
- Volunteers
- 44 people
- Sponsor
- University of Pennsylvania
Stroke, Cerebral Venous System
Study of Cerebral Venous System in Acute Ischemic Stroke Patients Receiving Reperfusion Therapy
The VAST study is a single-center prospective observational study that enrolled individuals with acute ischemic stroke (AIS) within 24 hours onset.
- Conditions
- Stroke, Cerebral Venous System, Reperfusion Injury
- Trial name
- VAST (NCT03838289)
- Testing
- multimodal magnetic resonance imaging or computed tomography
- Where
- China
- Volunteers
- 300 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Atrial Fibrillation
Effectiveness of Pulmonary Vein Isolation in Prevention of Atrial Fibrillation Following Heart Bypass Surgery
Atrial fibrillation (AF) is an irregular heart rhythm that occurs in 30% to 40% of patients following heart surgery. This irregular heart rhythm, although often self-limiting, can be cause for concern.
- Trial name
- NCT00338715
- Testing
- PVI with Medtronic's Cardioblate BP2 radiofrequency catheter
- Where
- Canada
- Volunteers
- 193 people
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Superficial Vein Thrombosis, Endovenous Laser Ablation
Endovenous Laser Ablation in Acute Thrombophlebitis of the Varicose Great Saphenous Vein
Рrospective single-centre randomized open-label study for comparison three modes of treatment for thrombosis of varicose great saphena vein - standard medical with fondaparinux sodium for 45 days, endovenous laser ablation close…
- Trial name
- NCT05001776
- Testing
- Endovenous laser ablation, Fondaparinux Sodium
- Where
- Russia
- Volunteers
- 105 people
- Sponsor
- National Medical Research Center for Therapy and Preventive Medicine
Pulmonary Embolism, Venous Thrombosis
Comparative Effectiveness of Pulmonary Embolism Prevention After Hip and Knee Replacement
PEPPER is a randomized study comparing the three most commonly used anticoagulants in North America in patients who have elected to undergo primary or revision hip or knee joint replacement surgery.
- Trial name
- PEPPER (NCT02810704)
- Testing
- Enteric Coated Aspirin, Warfarin, Rivaroxaban
- Where
- 32 sites in United States, Canada
- Volunteers
- 18,883 people
- Sponsor
- Dartmouth-Hitchcock Medical Center
Deep Venous Thrombosis
Study Comparing Desirudin With Heparin to Prevent Vein Clots After Heart and Lung Surgery
A blood clot in the veins, also known as deep venous thrombosis (DVT), is one of the most common complications after surgery. This may result in death if a clot breaks off and travel to the lungs; this is referred to as pulmonary…
- Trial name
- NCT00329433
- Testing
- Desirudin (Iprivask™), Heparin
- Where
- United States
- Volunteers
- 120 people
- Sponsor
- Washington University School of Medicine
Arterio-Venous Fistula, Kidney Failure, Chronic
VALUE- Vascular Access Laminate eUropean Experience. A Post Market Surveillance Study to Assess the Safety and Effectiveness of VasQ
This is a prospective single arm study enrolling patients who are scheduled for creation of a new Brachiocephalic or Radiocephalic AV fistula.
- Conditions
- Arterio-Venous Fistula, Kidney Failure, Chronic, Kidney Diseases, Renal Failure Chronic
- Trial name
- VALUE (NCT03246984)
- Testing
- VasQ
- Where
- 11 sites in France, Germany and 2 more
- Volunteers
- 80 people
- Sponsor
- Laminate Medical Technologies
Wound Heal
A RCT Evaluating the Clinical Benefit of a Silver Dressing in the Treatment of Venous Leg Ulcers
Approximately 178 patients with a venous leg ulcer will be included in the investigation evaluating wound healing. All subjects are randomized to one of two treatment arms with an intervention period of 4 weeks followed by a 8…
- Trial name
- NCT05923749
- Testing
- Biatain Ag, Cutimed Siltec Sorbact
- Where
- 13 sites in United States, Denmark and 2 more
- Volunteers
- 180 people
- Sponsor
- Coloplast A/S
Postoperative Nausea and Vomiting
Portal Vein Occlusion is a Valuable Predictor for Postoperative Nausea and Vomiting
Postoperative nausea and vomiting (PONV) is one of the most common and distressing postoperative complications. PONV risk assessment is recommanded to determine the number of medications or strategies for prophylaxis.
- Trial name
- NCT05894408
- Testing
- this is no intervention
- Where
- China
- Volunteers
- 380 people
- Sponsor
- Shanghai Zhongshan Hospital
Intraoperative Hypotension
Internal Jugular Vein Collapsibility Index as a Predictor of Hypotension
The internal jugular vein (IJV) collapsibility index has been proposed as a practical alternative of of the inferior vena cava collapsibility index (IVC-CI), as it is easily accessible using bedside ultrasonography.
- Trial name
- NCT07692425
- Testing
- Internal Jugular Vein Collapsibility Index
- Where
- Egypt
- Volunteers
- 70 people
- Sponsor
- Ain Shams University
Coronary Artery Disease
Clinical Outcomes of Patients Undergoing CABG Surgery With VEST Supported Venous Grafts
This is a prospective, investigator-initiated, multi-center, open label and post-market registry, enrolling patients with atherosclerotic coronary artery disease, scheduled for CABG with at least one SVG bypass.
- Trial name
- NCT04761068
- Testing
- VEST
- Where
- 13 sites in Austria, Germany and 3 more
- Volunteers
- 1,000 people
- Sponsor
- Cardiocentro Ticino
Varicose Veins, Varicose Veins of Lower Limb
The Evaluation of the Pathophysiology of Varicose Veins in Pregnancy
Varicose veins (VV) are the early sign of Chronic venous insufficiency (CVI) which are characterised by abnormal tortuosity and dilatation of superficial veins of lower limb extremities.
- Conditions
- Varicose Veins, Varicose Veins of Lower Limb, Chronic Venous Insufficiency, Varicose; Vessel
- Trial name
- NCT05058989
- Testing
- Advanced ultrasound measurements (Duplex ultrasound (DUS) and Vector flow imaging (VFI), Clinical interventions and procedures
- Where
- United Kingdom
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Retinal Vein Occlusion, Diabetic Macular Edema
Peripheral and Macular Retinal Vascular Perfusion and Leakage in DME and RVO
This interventional study will evaluate the retinal vascular dynamics associated with Intravitreal Aflibercept Injection (IAI) therapy in eyes with diabetic macular edema (DME) or macular edema secondary to retinal vein occlusion…
- Conditions
- Retinal Vein Occlusion, Diabetic Macular Edema, Branch Retinal Vein Occlusion, Central Retinal Vein Occlusion
- Trial name
- PERMEATE (NCT02503540)
- Testing
- Aflibercept
- Where
- United States
- Volunteers
- 31 people
- Sponsor
- Justis Ehlers
Head Injury
Effects of Head Elevation on Intracranial Pressure in Children
Head injury is the most common cause of mortality and acquired disability in childhood. It is common to elevate the head of patients at risk for increased intracranial pressure, although it is not clear if it is always…
- Trial name
- NCT00636376
- Testing
- Place HOB in alternate positions from 0-50 degrees.
- Where
- United States
- Volunteers
- 18 people
- Sponsor
- Children's Hospital of Philadelphia
Healthy
A Study Testing A Radioactive Compound Given Through A Vein With And Without The Non-Radioactive Compound, Given By Mouth, To Characterize Tissue Distribution Using Positron Emission Tomography Scanning
In this study, radioactive PF-06427878 will be administered, through a vein, alone and with 2 different oral doses of non-radioactive PF-06427878 to healthy, adult, male subjects.
- Trial name
- NCT02410525
- Testing
- [11C]PF-06427878, PF-06427878 10 mg, PF-06427878 600 mg
- Where
- 3 sites in United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Pfizer
Venous Hemodynamics
Effects of Positive End-Expiratory Pressure (PEEP) and Prone Positioning in Healthy Volunteers on Venous Hemodynamics Including the Venous Excess Ultrasound (VExUS) Score
The hemodynamic effects of proning and PEEP may vary depending on pre- existing cardiac function, lung mechanics, and volume status, and the available evidence remains conflicting.
- Trial name
- VeNIVPro (NCT07273617)
- Testing
- application of PEEP: starting PEEP = 15 mbar, application of PEEP: starting PEEP = 0 mbar
- Where
- Switzerland
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Tinnitus, Pulsatile Tinnitus
Venous Sinus Stenting To Treat Intractable Pulsatile Tinnitus Caused By Venous Sinus Stenosis
There have been few published studies that examine the efficacy and safety of endovascular treatments on patients with pulsatile tinnitus with venous stenosis.
- Conditions
- Tinnitus, Pulsatile Tinnitus, Venous Sinus Stenosis, Dural Sinus Stenosis
- Trial name
- NCT02734576
- Testing
- Venous Sinus Stenting with the Precise Pro Stent
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Weill Medical College of Cornell University
Hepatocellular Carcinoma
Efficacy Evaluation of TheraSphere to Treat Inoperable Liver Cancer With Blockage of the Portal Vein
This is a two-arm, open-label, prospective, multi-center, randomized, active-controlled clinical trial to assess efficacy and safety of TheraSphere in comparison to standard of care therapy (sorafenib) in the treatment of…
- Trial name
- YES-P (NCT01887717)
- Testing
- TheraSphere®, Sorafenib
- Where
- 19 sites in United States, Belgium and 4 more
- Volunteers
- 36 people
- Sponsor
- Boston Scientific Corporation
Congenital Heart Disease
ABL90 FP MC Neonatal Arterial, Venous, Capillary Blood
The goal of this clinical trial is to validate performance claims for method comparison for ABL90 FLEX PLUS in heparinized neonatal arterial, venous, and capillary whole blood for ctBil and FHbF in a Point of Care (POC) setting.
- Trial name
- NCT06078943
- Testing
- method comparison
- Where
- United States
- Volunteers
- 612 people, healthy volunteers welcome
- Sponsor
- Radiometer Medical ApS
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