Clinical trials: Disorder of Vein
Atrial Fibrillation
A Study of the Effectiveness of Anti-Arrhythmic Medications After Atrial Fibrillation Ablation
The purpose of this study is to examine the overall effectiveness of anti-arrhythmic medicines (to control heart rhythm) prescribed after an ablation procedure for atrial fibrillation.
- Trial name
- NCT00408200
- Testing
- propafenone; flecainide; sotalol; dofetilide, Radiofrequency catheter ablation
- Where
- 2 sites in United States
- Volunteers
- 110 people
- Sponsor
- University of Pennsylvania
Vascular Diseases, Peripheral, Venous Insufficiency of Leg
Safety and Efficacy Study of Endovenous Microwave Ablation for Treatment of Varicose Veins
The purpose of this study was to evaluate the efficacy and safety of microwave ablation catheter in the treatment of varicose veins in lower extremities,meanwhile, to compare the quality of subjects'lives before and after…
- Conditions
- Vascular Diseases, Peripheral, Venous Insufficiency of Leg, Varicose Veins of Lower Limb
- Trial name
- EMINENCE (NCT04645771)
- Testing
- Questionnaires
- Where
- China
- Volunteers
- 50 people
- Sponsor
- Chengdu University of Traditional Chinese Medicine
Cerebral Venous Thrombosis
Study of Rivaroxaban for CeREbral Venous Thrombosis
SECRET examines the safety of rivaroxaban versus standard-of-care for treatment of symptomatic cerebral venous thrombosis, initiated within 14 days of diagnosis.
- Trial name
- SECRET (NCT03178864)
- Testing
- Rivaroxaban, Standard of care
- Where
- 11 sites in Canada
- Volunteers
- 55 people
- Sponsor
- University of British Columbia
Venous Stasis Ulcer, Venous Leg Ulcer
MTX-001 for the Treatment of Non-Healing Venous Stasis Ulcers
DL-VSU-201 is a randomized, double-blind, placebo-controlled study in subjects with a non-infected venous stasis ulcer (VSU) that has failed to demonstrate improvement after receiving at least 4 weeks of standard, conventional…
- Trial name
- NCT04647240
- Testing
- MTX-001 (human amniotic fluid)
- Where
- 12 sites in United States
- Volunteers
- 80 people
- Sponsor
- Merakris Therapeutics
Branch Retinal Vein Occlusion, Retinal Blood Flow
Assessment of Retinal Vessel Diameters and Red Blood Velocities in Patients With BRVO and Healthy Subjects
Assessment of retinal vessel calibers combined with bidirectional Fourier domain optical coherence tomography (FDOCT) for measurement of retinal blood velocities is a new and sophisticated method for assessing retinal blood flow…
- Conditions
- Branch Retinal Vein Occlusion, Retinal Blood Flow, Retinal Oxygen Saturation
- Trial name
- NCT01746615
- Testing
- Dynamic Vessel Analyzer, Bidirectional Fourier-Domain Optical Coherence Tomography (FDOCT)
- Where
- Austria
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Chronic Venous Disease, CVD
Evaluation of the AIVARIX in Detecting Signs C 1-2 Classes of CVD
This study is a multicenter observational study, which is carried out in frame of routine clinical practice in Russia. The program will include patients suggestive to chronic venous diseases (CVDs) including but not limited to…
- Trial name
- AIVARIX (NCT05612217)
- Testing
- to estimate Sensitivity and Specificity AIVARIX app in detecting C1 and C2 classes of CVD
- Where
- Russia
- Volunteers
- 433 people
- Sponsor
- Servier Russia
Paroxysmal Atrial Fibrillation, Paroxysmal Atrial Fibrillation (PAF)
Pulsed Field Ablation of SVC and PV in Paroxysmal Atrial Fibrillation (PASPA Study)
The PASPA study is a multicenter, randomized trial comparing Pulmonary Vein Isolation (PVI) alone versus PVI plus Superior Vena Cava Isolation (SVCI) using Pulsed Field Ablation (PFA) in patients with paroxysmal atrial…
- Trial name
- PASPA (NCT07191626)
- Testing
- PFA - PV + SVCI, PFA - PVI only
- Where
- China
- Volunteers
- 650 people
- Sponsor
- Changhai Hospital
Portal Vein Thrombosis
Role of EUS Guided FNA of Portal Vein Thrombus in the Diagnosis and Staging of Hepatocellular Carcinoma
Since not every portal vein thrombus (PVT) in a patient with hepatocellular carcinoma (HCC) is a tumor thrombus, since the nature of the thrombus will ultimately determine the course of treatment, and since PVT may be even the…
- Trial name
- NCT03902678
- Testing
- EUS guided fine needle aspiration of portal vein thrombus
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Mansoura University
Paroxysmal Atrial Fibrillation
Ablation of the Pulmonary Veins for Paroxysmal Afib
The purpose of this trial was to investigate and confirm the safety, efficacy, and efficiency of the Ablation Frontiers® Cardiac Ablation System when used in the treatment of paroxysmal atrial fibrillation. (PAF)
- Trial name
- MAP-PAF (NCT00744874)
- Testing
- RF Ablation procedure
- Where
- 5 sites in Denmark, Germany and 2 more
- Volunteers
- 55 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Lymphedema Arm, Breast Cancer Lymphedema
Preoperative Indocyanine Green Lymphography and High-Frequency Ultrasound as Predictors of Lymphaticovenous Anastomosis Outcome in Post-Mastectomy Upper Limb Lymphedema
This study aims to evaluate the predictive value of preoperative indocyanine green (ICG) lymphography and high-frequency ultrasound in determining the outcomes of lymphaticovenous anastomosis (LVA) in patients with…
- Trial name
- NCT07614815
- Testing
- lymphatic-venous anastamosis
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Assiut University
Chronic Venous Disease
Surface NeuroMuscular Electrical Stimulation in the Treatment of Chronic Venous Leg Ulcers
This study aims to determine if the use of surface neuromuscular electrical stimulation, applied to various motor points on the lower limb to elicit muscle contraction when combined with compression bandaging accelerates the rate…
- Trial name
- NCT01801891
- Testing
- VASGARD stimulator, Compression bandaging
- Where
- 2 sites in Ireland
- Volunteers
- 25 people
- Sponsor
- Professor Stewart Walsh
Central Retinal Vein Occlusion, Macular Edema
A Randomized Study Comparing Ranibizumab to Sham in Patients With Macular Edema Secondary to CRVO
A prospective multicenter study comparing patients with CRVO amd secondary macular edema treated with ranibizumab versus sham. Safety and efficacy will be evaluated.
- Trial name
- NCT00567697
- Testing
- ranibizumab
- Where
- 4 sites in Norway
- Volunteers
- 32 people
- Sponsor
- Aleris Helse
Macular Degeneration, Macular Edema
A Study of the Safety and Efficacy of a New Treatment for Macular Edema Resulting From Branch Retinal Vein Occlusion
This study will evaluate the safety and efficacy of the intravitreal implant of dexamethasone for the treatment of macular edema associated with branch retinal vein occlusion.
- Conditions
- Macular Degeneration, Macular Edema, Branch Retinal Vein Occlusion
- Trial name
- NCT00308477
- Testing
- dexamethasone
- Where
- 12 sites in Japan
- Sponsor
- Sanwa Kagaku Kenkyusho Co., Ltd.
Portal Hypertension
Efficacy and Safety of Intraparenchymal Portal Vein Covered Stents in Treating Portal Hypertension and Its Complications
The objective of this study is to assess the non-inferiority of the intraparenchymal portal vein covered stent in terms of safety and efficacy for managing portal hypertension and its related complications, in comparison to the…
- Trial name
- NCT06320912
- Testing
- The intraparenchymal portal vein covered stent, TIPS Covered Stent System GORE
- Where
- China
- Volunteers
- 258 people
- Sponsor
- Shanghai Shenqi Medical Technology Co., Ltd
Venous Thromboembolic Disease, Pulmonary Embolism and Thrombosis
Alerting Providers at Patient Hospital Discharge to Consider Prescribing Rivaroxaban to Reduce Venous Thromboembolism
A new algorithm derived from only patient age and components of the complete blood count and basic metabolic panel can identify patients discharged from the hospital who may benefit from a blood thinner (called rivaroxaban) to…
- Conditions
- Venous Thromboembolic Disease, Pulmonary Embolism and Thrombosis, Deep Vein Thrombosis, Hospitalism
- Trial name
- eVTE (NCT06232551)
- Testing
- EHR (electronic health record) alert, No EHR (electronic health record) alert
- Where
- United States
- Volunteers
- 152,000 people
- Sponsor
- Scott C. Woller, MD
Branch Retinal Vein Occlusion
Long-term Treatment Effect of Intravitreal Ant-VEGF in Branch Retinal Vein Occlusion
Retinal vein occlusion (RVO) is the second leading cause of retinal vascular disease in patients older than 50 years.The prevalence varies from 0.7% to 1.6% in the literature.
- Trial name
- NCT02033031
- Testing
- Lucentis intravitreal injection, Avastin intravitreal injection
- Where
- Austria
- Volunteers
- 28 people
- Sponsor
- Medical University of Vienna
Atrial Fibrillation
First-in-Human Study of the Circle Safe System for Diaphragm Response Monitoring During Pulmonary Vein Ablation
The objective of this first-in-human study is to evaluate the safety and performance of the Circle Safe System in subjects undergoing pulmonary vein ablation for atrial fibrillation.
- Trial name
- SAFE-CMAP (NCT07820631)
- Testing
- Circle Safe System Use During Pulmonary Vein Ablation
- Where
- 4 sites in France, New Zealand
- Volunteers
- 50 people
- Sponsor
- Circle Safe, Inc.
Age-Related Macular Degeneration, Branch Retinal Vein Occlusion with Macular Edema
Ocular Safety and Usability Study for FYB203 PFS
The objective of the study is to assess the ocular safety of the FYB203 pre-filled syringe in terms of preparation and administration by Retina Specialists in the clinical setting.
- Conditions
- Age-Related Macular Degeneration, Branch Retinal Vein Occlusion with Macular Edema, Central Retinal Vein Occlusion with Macular Edema, Diabetic Macular Edema
- Trial name
- NCT06708637
- Testing
- FYB203 2 mg (0.05 mL of 40 mg/mL)
- Where
- 4 sites in United States
- Volunteers
- 30 people
- Sponsor
- Formycon AG
Atrial Fibrillation (AF)
Comparative Effectiveness of Different Techniques for Repeat Ablation of Atrial Fibrillation
Atrial fibrillation (AF) is the most common type of irregular heartbeat doctors see. People with AF sometimes have a procedure called an ablation to help get their heart back into a normal rhythm.
- Trial name
- REPEAT-AF (NCT06988202)
- Testing
- Pulmonary Vein Isolation (PVI) without Left Atrial Posterior Wall Isolation (PWI), Pulmonary Vein Isolation (PVI) with Left Atrial Posterior Wall Isolation (PWI)
- Where
- United States
- Volunteers
- 630 people
- Sponsor
- University of Rochester
Venous Thromboembolism; Deep Vein Thrombosis; Pulmonary Embolism; Anticoagulants
VTE and the Related Factors Associated With Higher Rates of PE After a DVT in Southwestern China
Little is known about the current management status of venous thromboembolism (VTE) in Southwestern China. We aimed to investigate the status of anticoagulant administration in VTE in Southwestern China and assess the potential…
- Trial name
- NCT05464901
- Volunteers
- 500 people
- Sponsor
- Wei Huang
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