Clinical trials: Venous
Venous Thromboembolism
High-Risk Factors for VTE Death
Study population and characteristics This retrospective cohort study initially screened 105,168 consecutive hospitalized patients at Shihezi People's Hospital from February 2022 to June 2025.
- Trial name
- NCT07767279
- Testing
- comorbidity, Respiratory Failure, Sepsis
- Where
- China
- Volunteers
- 105,168 people
- Sponsor
- China International Neuroscience Institution
Puncture for Safe Atrial Fibrillation Ablation
Ultrasound Guyded Venous Puncture for Safe AF Ablation Procedures
To assess if ultrasound guided venous puncture reduces the risk for access site complication in the contex of atrial fibrillation ablation.
- Trial name
- ULYSSES (NCT06403527)
- Testing
- Ultrasound guided venous access during AF ablation
- Where
- Germany
- Volunteers
- 1,075 people
- Sponsor
- Cardioangiologisches Centrum Bethanien
Neoplams, Anxiety
Using Virtual Reality During PICC and PICC-PORT Placement in Cancer Patients
Virtual reality (VR) has increasingly been explored in medical settings as a non-pharmacological intervention for the management of pain and anxiety associated with invasive procedures.
- Conditions
- Neoplams, Anxiety, Pain, Satisfaction
- Trial name
- VR-PICCPORT (NCT07384741)
- Testing
- Virtual reality VR
- Where
- Italy
- Volunteers
- 120 people
- Sponsor
- Istituto Oncologico Veneto IRCCS
Macular Edema, Retinal Vein Occlusion
A Study of the Safety and Efficacy of a New Treatment for Macular Edema Resulting From Retinal Vein Occlusion
This study will evaluate the safety and efficacy of an intravitreal implant of dexamethasone for the treatment of macular edema associated with retinal vein occlusion.
- Trial name
- NCT00168324
- Testing
- 700 µg Dexamethasone, 350 µg Dexamethasone
- Where
- 13 sites in United States, Australia and 11 more
- Volunteers
- 599 people
- Sponsor
- Allergan
Chronic Venous Insufficiency, Varicose Veins of Lower Limb
Daily Duration of Compression Treatment in Patients With Symptomatic Chronic Venous Disease
Aim of study is to investigate the optimal duration and daily regimen of compression treatment in patients with chronic venous disease
- Trial name
- NCT06175546
- Testing
- Compression socks
- Where
- Russia
- Volunteers
- 80 people
- Sponsor
- Pirogov Russian National Research Medical University
Atrial Flutter Typical
Prophylactic Pulmonary Vein Isolation During Atrial Flutter Ablation
Pulmonary vein isolation (PVI) via catheter ablation has been successfully employed for years to treat symptomatic atrial fibrillation (AF).
- Trial name
- PREVENT-AF II (NCT07649603)
- Testing
- Catheter ablation
- Volunteers
- 620 people
- Sponsor
- University of Rochester
Acute Kidney Injury, Continuous Venovenous Hemofiltration
Bionenergetic Balance During CVVH
The bioenergetic balance is the sum of energy exchanged during CRRT and is mostly defined by citrate glucose and lactate. When CRRT was performed with the older dialysis fluids, glucose and lactate could be an important source of…
- Conditions
- Acute Kidney Injury, Continuous Venovenous Hemofiltration, Energy Metabolism, Resting Energy Expenditure
- Trial name
- BALANCE (NCT06483542)
- Testing
- bioenergetic balance
- Where
- Belgium
- Volunteers
- 50 people
- Sponsor
- Universitair Ziekenhuis Brussel
Hemorrhage, Cerebrovascular Accident
Antiplatelet Therapy Continuation in Spine Surgery - Its Effect on Postoperative Morbidity and Mortality
The objective of this study is to evaluate the safety of antiplatelet (APA)therapy continuation in patients undergoing lumbar spine surgery (laminectomy, discectomy and foraminotomy), and to gather evidence-based data regarding…
- Conditions
- Hemorrhage, Cerebrovascular Accident, Myocardial Infarction, Pulmonary Embolism
- Trial name
- NCT01006083
- Where
- Israel
- Volunteers
- 200 people
- Sponsor
- Tel-Aviv Sourasky Medical Center
Respiratory Distress Syndrome, Adult, Multi-antibiotic Resistance
Multi-drug Resistant Gram-negative Bacteria and Veno-venous Extracorporeal Membrane Oxygenation (ECMO)
Veno-venous extracorporeal membrane oxygenation (VV-ECMO) is a life-support technique used in patients with most severe acute respiratory distress syndrome (ARDS).
- Trial name
- MDR-ECMO (NCT06199141)
- Where
- Italy
- Volunteers
- 279 people
- Sponsor
- University of Padova
Deep Venous Obstructions
Post-Market Clinical Follow-up (PMCF) Study to Evaluate Safety and Performance of the DUO Venous Stent
This observational study is to evaluate performance and safety of the DUO Venous Stent for the treatment of obstructions of the iliac vein.
- Trial name
- NCT05355688
- Where
- Germany
- Volunteers
- 20 people
- Sponsor
- Klinikum Arnsberg
Stroke, Venous Thrombosis
Pharmacogenetic Dosing of Warfarin
Purpose: Warfarin is now the most commonly used oral anticoagulant. This drug has inter-individual variability due to the genetic polymorphisms in the warfarin metabolizing enzyme, CYP2C9 and warfarin target, VKORC1.
- Conditions
- Stroke, Venous Thrombosis, Atrial Fibrillation, Atrial Flutter
- Trial name
- NCT02065388
- Testing
- Standard of care dosing for warfarin, Genotype-guided dosingTaiwan algorithm for warfarin, Genotype-guided dosing IWPC algorithm for warfarin
- Where
- 3 sites in Taiwan
- Volunteers
- 300 people
- Sponsor
- Academia Sinica, Taiwan
Varicose Veins
Endovenous Radiofrequency Ablation Closure System in the Treatment of Varicose Veins
The goal of this clinical trial is to evaluate the effectiveness and safety of the endovenous radiofrequency ablation closure system produced by Suzhou Hengrui Hongyuan Medical Technology Co., Ltd.
- Trial name
- NCT04671641
- Testing
- radiofrequency ablation
- Where
- 5 sites in China
- Volunteers
- 176 people
- Sponsor
- Suzhou Hengruihongyuan Medical Technology Co. LTD
Hyperaldosteronism
SPARTACUS: Subtyping Primary Aldosteronism: a Randomized Trial Comparing Adrenal Vein Sampling and Computed Tomography Scan.
Rationale: Primary hyperaldosteronism (PA) is the most frequent form of secondary hypertension. In PA autonomous hypersecretion of aldosterone by one or both adrenal glands causes hypertension that is often refractory to…
- Trial name
- SPARTACUS (NCT01096654)
- Testing
- Ct-scan or adrenal vein sampling
- Where
- Netherlands
- Volunteers
- 200 people
- Sponsor
- Radboud University Medical Center
Venous Thromboembolic Disease, Kidney Failure, Chronic
Anticoagulation Strategies for Acute Venous Thromboembolism in Patients With End-Stage Renal Disease Using USRDS Data
Patients with end stage renal disease (ESRD) are at significantly increased risk of thrombosis and bleeding relative to those with normal renal function which makes anticoagulation particularly challenging.
- Trial name
- NCT04818151
- Testing
- Warfarin, Apixaban
- Where
- United States
- Volunteers
- 14,914 people
- Sponsor
- Johns Hopkins University
Venous Leg Ulcer, Venous Ulcer
Tissue Repair Gel in Venous Leg Ulcers in AU/US
The goal of this clinical trial is to learn if TR987 0.1% gel + Standard of Care works better than Standard of Care alone to treat Venous Leg Ulcers (VLUs).
- Conditions
- Venous Leg Ulcer, Venous Ulcer, Venous Stasis Ulcer, Venous Stasis
- Trial name
- TRIVIA (NCT06707103)
- Testing
- TR987 0.1% gel + Standard of Care, Standard of care
- Where
- 12 sites in United States, Australia
- Volunteers
- 312 people
- Sponsor
- TR Therapeutics
Venous Thromboembolism
Optimal Dosing For Low-Dose Aspirin Chemoprophylaxis For VTE Following Total Joint Arthroplasty
This research study is attempting to answer the question of whether 81 mg aspirin once daily is as effective as 81 mg aspirin twice daily in preventing blood clots after total joint replacement surgery.
- Trial name
- NCT04295486
- Testing
- Aspirin
- Where
- United States
- Volunteers
- 5,478 people
- Sponsor
- University of Miami
Atrial Fibrillation
The Contact PVI Study: Use of Tissue Contact Data to Guide Atrial Fibrillation Ablation
This study aims to investigate the benefit of a new impedance-based computer software application during routine catheter ablation for atrial fibrillation, to see if this information improves short and long term electrical…
- Trial name
- NCT01629056
- Testing
- ablation, RF ablation
- Where
- United Kingdom
- Volunteers
- 148 people
- Sponsor
- Oxford University Hospitals NHS Trust
Healthy Volunteers
Intraosseous Doppler Ultrasonography to Study Skeletal Physiology: Exploratory Study Before Use in Space Physiology
Use of intraosseous Doppler ultrasonography to study skeletal physiology ("Echo-Os Study"). Exploratory study before its use in space physiology. Bones have a complex vascular network providing nutrients and oxygen to bone cells.
- Trial name
- Echo-Os (NCT06206031)
- Testing
- Intraosseous ultrasonography at tibia before, during, and after a physiological vascular stimulation (venous occlusions, arterial occlusion, handgrip)
- Where
- 2 sites in France
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University Hospital, Angers
Venous Cannulation Pain, Total Knee Arthroplasty
Feasibility Study of Peripheral Venous Cannulation Pain in Predicting Acute Pain After Total Knee Arthroplasty
The goal of this prospective observational study is to explore the feasibility of preoperative peripheral venous cannulation pain score in predicting acute pain after total knee arthroplasty, including resting pain and…
- Conditions
- Venous Cannulation Pain, Total Knee Arthroplasty, Movement-evoked Pain, Acute Pain
- Trial name
- NCT06002724
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- RenJi Hospital
Intracranial Lymphatic Circulation Disorder, Alzheimer's Disease
Effect of Cervical Lymphaticovenous and Lymph Node-to-Vein Anastomosis in Patients With Intracranial Lymphatic Circulation Disorder
This study is a single-center, prospective clinical trial designed to evaluate the therapeutic effects of lymphaticovenular anastomosis (LVA) and lymph node-venous anastomosis (LNVA) in patients with intracranial lymphatic…
- Trial name
- CLVA-CLNA-ICLC (NCT07328386)
- Testing
- Cervical Lymphaticovenous and Lymph Node-to-Vein Anastomosis
- Where
- South Korea
- Volunteers
- 114 people
- Sponsor
- Hong Joonpio
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