Clinical trials: Vascular Thrombosis
Aortic Valve Stenosis
The Effect of Subclinical Leaflet Thrombosis and Prosthesis Type on Transcatheter Aortic Valve Degeneration (POPular PET TAVI)
A multicentre cross-sectional cohort study to assess the difference in bioprosthetic micro-calcification activity, detected with 18F-NaF PET-CT, as early marker of transcatheter valve degeneration, between patients with vs.
- Trial name
- NCT05758662
- Testing
- 18F-sodium fluoride Positron Emission Tomography (18F-NaF PET), Cardiac Computed Tomography (CT), Transthoracic Echocardiography (TTE)
- Where
- 4 sites in Denmark, Netherlands and 1 more
- Volunteers
- 180 people
- Sponsor
- St. Antonius Hospital
Coronary Artery Stent Thrombosis
Platelet Reactivity in Stent Thrombosis Patients
Recent studies have demonstrated a marked interindividual variability of clopidogrel's capacity to inhibit platelet aggregation with a substantial proportion (11-34%) of the patients considered non-responders to clopidogrel…
- Trial name
- MAPCAT (NCT01012544)
- Testing
- Clopidogrel
- Where
- Netherlands
- Volunteers
- 187 people
- Sponsor
- St. Antonius Hospital
Arthroplasty
ThromboEmbolism Prevention Efficacy and Safety Trial (TEMPEST)
The purpose of this study is to gain additional safety information as well as to determine after the study drug has been given to patients who have undergone total hip replacement surgery, whether the study drug is effective in…
- Trial name
- TEMPEST (NCT00041509)
- Testing
- SB-424323
- Volunteers
- 343 people
- Sponsor
- GlaxoSmithKline
Thrombosis
STRATAGEM: Strategy for Managing Antiplatelet Therapy in the Perioperative Period of Non Coronary Surgery
The STRATAGEM trial is an investigator-driven French nationwide multicenter, randomized, double-blind, placebo-controlled trial comparing perioperative low-dose aspirin therapy versus placebo in the perioperative period in…
- Trial name
- STRATAGEM (NCT00190307)
- Testing
- aspirin 75 mg/day
- Where
- France
- Volunteers
- 293 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Venous Thrombosis
Neuromuscular Electrical Stimulation Versus Intermittent Pneumatic Compression for Blood Flow
Deep Vein Thrombosis (DVT) is a life threatening condition and a serious concern among hospitalized patients, with death occurring in approximately 6% of cases.
- Trial name
- NCT01862471
- Testing
- Neuromuscular Electrical Stimulation, Intermittent Pneumatic Compression
- Where
- Ireland
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- National University of Ireland, Galway, Ireland
Thromboembolism, Bleeding
Anticoagulant After Implantation of Biological Aortic Valve Comparing With Aspirin
The optimal medical strategy for prevention of thromboembolic events after bioprosthetic aorta valve replacement (BAVR) remains controversial.
- Trial name
- NCT01452568
- Testing
- Aspirin, Warfarin
- Volunteers
- 370 people, healthy volunteers welcome
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Cardiogenic Shock, Cardiac Arrest
Platelet Function and Impella Support
Mechanical circulatory support (MCS) with the Impella microaxial pump in the setting of cardiogenic shock/cardiac arrest (CS/CA) is accompanied by substantial risk of life-threatening complications, including hemolysis…
- Conditions
- Cardiogenic Shock, Cardiac Arrest, Mechanical Circulatory Support
- Trial name
- IMPELLA-PLT (NCT06487091)
- Testing
- Analysis of platelet function
- Where
- 2 sites in Italy
- Volunteers
- 30 people
- Sponsor
- Università Vita-Salute San Raffaele
Macular Edema, Retinal Vein Occlusion
A Study of the Efficacy and Safety of Ranibizumab Injection in Patients With Macular Edema Secondary to Branch Retinal Vein Occlusion (BRAVO)
This was a Phase III, multicenter, randomized, double-masked, sham injection-controlled study of the efficacy and safety of intravitreal ranibizumab compared with sham injections in patients with macular edema secondary to branch…
- Trial name
- BRAVO (NCT00486018)
- Testing
- Ranibizumab injection 0.3 mg, Ranibizumab injection 0.5 mg
- Volunteers
- 397 people
- Sponsor
- Genentech, Inc.
Coronary Artery Disease, Healthy Participants
A Study to Evaluate BMS-986141 Added on to Aspirin or Ticagrelor or the Combination, on Thrombus Formation in a Thrombosis Chamber Model in Participants With Stable Coronary Artery Disease and Healthy Participants
The purpose of this study is to assess the effectiveness, safety and tolerability of BMS-986141 added on to aspirin or ticagrelor or the combination on thrombus formation in both healthy participants and participants with stable…
- Trial name
- NCT05093790
- Testing
- Ticagrelor, BMS-986141, Aspirin
- Where
- United Kingdom
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Bristol-Myers Squibb
Tumor Cells, Circulating, Venous Thrombosis
The Correlation Between Circulatory Tumor Cells and Venous Thrombosis
Research indicates a strong correlation between cancer and thrombosis, with approximately 20% of blood clots in the U.S. being cancer-related, according to CDC data.
- Trial name
- NCT06672250
- Testing
- CTCs/CTMs culture
- Where
- Taiwan
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital
Pulmonary Embolism
Pulmonary Embolism in Pregnancy: Biomarkers and Clinical Predictive Models
Objective: To evaluate whether trimester specific d-dimer levels and brain natriuretic protein (BNP), along with the modified Wells score (MWS), is a useful risk stratification tool to exclude pregnant women at low-risk of…
- Trial name
- NCT02709174
- Testing
- blood draw
- Volunteers
- 59 people
- Sponsor
- Wake Forest University Health Sciences
Venous Thromboembolism
Study in Healthy Volunteers of the Reversion by Haemostatic Drugs of the Anticoagulant Effect of New Anti-thrombotics
The purpose of this study is to evaluate whether the effect of the two new anticoagulants, Dabigatran and Rivaroxaban, can be reversed by non-specific and specific inhibitors.
- Trial name
- REVNEWANTICO (NCT01210755)
- Testing
- Rivaroxaban, Dabigatran, Dabigatran; Rivaroxaban
- Where
- France
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University Hospital, Grenoble
Morbid Obesity, Pulmonary Embolism
Laparoscopic Bariatric Surgery: Two Regimens of Venous Thromboprophylaxis: Prospective Randomized Study
Obese patients undergoing bariatric surgery warrant VTE prophylaxis because they are at high risk for developing a fatal pulmonary embolism or postthrombotic syndrome.
- Trial name
- NCT02128178
- Testing
- Enoxaparin 40 mg 2 hours before arm, Enoxaparin 40 mg 12 hours before arm
- Where
- Egypt
- Volunteers
- 700 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Stable Angina Pectoris, Ad Hoc Percutaneous Coronary Intervention
Doubling the Maintenance Dose of Clopidogrel in Patients With High On-Clopidogrel Platelet Reactivity
The purpose of the study is to determine whether administration of 150 mg clopidogrel is effective in reducing the one-year incidence of thromboischemic events in patients with high on-clopidogrel platelet reactivity compared to…
- Trial name
- DOSER (NCT00638326)
- Testing
- clopidogrel
- Where
- Hungary
- Volunteers
- 500 people
- Sponsor
- University of Pecs
Arterial Occlusive Diseases
Study of Alfimeprase's Ability to Dissolve Blood Clots in the Leg and Help Prevent the Need for Surgery
The purpose of this study is to directly compare the safety and efficacy of intra-thrombus alfimeprase 0.3 mg/kg with placebo in acute peripheral arterial occlusion (PAO) as measured by a 30 day open vascular free surgery rate.
- Trial name
- NCT00338585
- Testing
- alfimeprase
- Where
- United States
- Volunteers
- 300 people
- Sponsor
- ARCA Biopharma, Inc.
Venous Thromboembolism
Oral Anticoagulant Apixaban for Treatment of Venous Thromboembolism
Patients who have developed a venous thrombosis will receive apixaban to treat and prevent a secondary thromboembolism.
- Trial name
- VTE (NCT04041843)
- Testing
- Apixaban
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- New York Medical College
Atrial Fibrillation, Cardiovascular Diseases
LAAC-registry: Clinical Outcome After Echocardiography-guided LAA-closure
The study aims at comparing, in a large cohort of consecutive clinically indicated left atrial appendage closure, clinical and imaging outcomes between different subpopulations.
- Conditions
- Atrial Fibrillation, Cardiovascular Diseases, Thromboembolism
- Trial name
- NCT04628078
- Testing
- Use of echocardiography guidance for LAAC
- Where
- Switzerland
- Volunteers
- 1,000 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Valvular Heart Disease Patients
Rivaroxaban vs Warfarin in Patients With Mechanical Heart Valves
Warfarin is the standard anticoagulant used for patients with mechanical heart valves; however, its use is complicated by a narrow therapeutic window, frequent drug and dietary interactions, and the need for regular international…
- Trial name
- NCT07456085
- Testing
- Rivoroxaban, Warfarin
- Where
- Pakistan
- Volunteers
- 60 people
- Sponsor
- Rawalpindi Institute of Cardiology
Erythrocytosis, Pulmonary Hypertension
Phase IIA Study of Belzutifan in EPAS1-, EGLN1-, or VHL-Mutant Erythrocytosis
Some people develop erythrocytosis, a condition characterized by having too many red blood cells, because of inherited changes (mutations) in genes such as EPAS1, EGLN1, or VHL.
- Conditions
- Erythrocytosis, Pulmonary Hypertension, Thrombosis
- Trial name
- NCT07895966
- Testing
- Belzutifan
- Where
- United States
- Volunteers
- 16 people
- Sponsor
- University of Utah
Acute Renal Failure, Hemorrhage
Impact of Renal Replacement Therapy on Coagulation Profile of Patients with Acute Renal Failure
Renal failure and high plasmatic level of urea have been associated with an increased risk of hemorrhage in surgical patients. There is only sparse data on the impact of renal replacement therapy on homeostatic parameters.
- Conditions
- Acute Renal Failure, Hemorrhage, Coagulation Disorder
- Trial name
- HEMOSTIR (NCT03536195)
- Where
- France
- Volunteers
- 14 people
- Sponsor
- University Hospital, Brest
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