Clinical trials: Ventricular
Aortic Stenosis
Deep Learning Enhanced Detection of Aortic Stenosis - The DETECT-AS-Diagnostic Study
The DETECT-AS Diagnostic Study will assess the performance of artificial intelligence (AI) risk predictions to detect aortic stenosis using results from portable electrocardiogram (ECG) and cardiac ultrasound devices.
- Trial name
- NCT06749145
- Testing
- Portable 1-lead electrocardiogram, Point-of-care ultrasound, AI-ECG risk algorithm
- Where
- 3 sites in United States
- Volunteers
- 410 people, healthy volunteers welcome
- Sponsor
- Yale University
Chronic Kidney Disease
Effects of a Reduction in Kidney Function on Cardiovascular Structure and Function: A Prospective Study of Kidney Donors
Studies of patients with established kidney disease, even when this is mild, appear to show that they are at high risk of heart failure, stroke and sudden cardiac death.
- Trial name
- NCT01028703
- Where
- United Kingdom
- Volunteers
- 124 people, healthy volunteers welcome
- Sponsor
- University Hospital Birmingham NHS Foundation Trust
Cardiovascular Disease
Validation of Peripheral Pressure Volume Loops and Ultrasound-derived "Cardiac Power" by Comparison With Invasive Left Ventricular Pressure Volume Loops
The investigators will generate pressure-flow loops and pressure-volume loops from aortic and left ventricular pressure waveforms and Doppler (desc.
- Trial name
- NCT01750450
- Where
- United States
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Chest Pain, Severe Aortic Stenosis
Myocardial Flow Reserve in Severe AS Without Obstructive Coronary Artery Disease
Exertional angina is common symptom in patients with severe aortic stenosis (AS) without obstructive coronary artery disease (CAD).
- Trial name
- NCT02575768
- Testing
- Adenosine-stress cardiac magnetic resonance imaging
- Volunteers
- 104 people, healthy volunteers welcome
- Sponsor
- Samsung Medical Center
Torsades de Pointes
A Study to Evaluate How VI-0521 Affect Cardiac Repolarization in Healthy Male and Female Volunteers
Determine whether VI-0521 has an effect on the electrical activity of the heart in healthy subjects. Find out how much VI-0521 is in the blood and any potential side effects on ECG's of healthy subjects after taking the study…
- Trial name
- TQT (NCT00839891)
- Testing
- VI-0521
- Where
- United States
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- VIVUS LLC
Echocardiography, Doppler
Technical Development of Strain Rate Echocardiography
This study will examine heart function using two imaging techniques - echocardiography (ultrasound) and magnetic resonance imaging (MRI) - to evaluate newly developed software for echocardiograph machines.
- Trial name
- NCT00075920
- Where
- United States
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Ventricular Tachycardia
Personalized Therapy Study - Intrinsic Antitachycardia Pacing Post-Approval Study (iATP PAS)
Medtronic is sponsoring the Intrinsic Antitachycardia Pacing Post-Approval Study (iATP PAS) to further confirm safety and effectiveness of ventricular iATP therapy in routine clinical practice, following commercial release of…
- Trial name
- NCT04496518
- Testing
- Intrinsic Antitachycardia Pacing (iATP) Therapy
- Where
- 92 sites in United States, France and 7 more
- Volunteers
- 2,200 people, healthy volunteers welcome
- Sponsor
- Medtronic
Atherosclerosis, Hypercholesterolemia
Rosuvastatin Affecting Aortic Valve Endothelium
Recent studies support the hypothesis that aortic stenosis (AS) develops due to atherosclerosis affecting the aortic valve endothelium.
- Trial name
- NCT00114491
- Testing
- Rosuvastatin
- Where
- Portugal
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Hospital Pedro Hispano
Hypovitaminosis D, Cardiovascular Diseases
Vitamin D Supplementation on in Major Orthopedic Surgery
Prospective, monocentric study in open, aimed at evaluating the effects of supplementation with calcifediol on left ventricular function parameters in cardiopathic subjects undergoing major orthopedic surgery.
- Trial name
- NCT03403933
- Testing
- Didrogyl
- Where
- Italy
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- I.R.C.C.S Ospedale Galeazzi-Sant'Ambrogio
Aortic Stenosis
Construction and Application Plan of Home Cardiac Rehabilitation for Patients Undergoing TAVR
Cardiac rehabilitation is a long-term process, but patients have poor compliance with cardiac rehabilitation. The theory of behavior change rotation aims to comprehensively intervene from three aspects: ability, opportunity, and…
- Trial name
- NCT06418555
- Testing
- A home rehabilitation program centered on exercise
- Where
- China
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Cardiomyopathy
Characterization of Sympathetic Nerve Activity in Stress Cardiomyopathy
Stress (Takotsubo) cardiomyopathy (SC) is a peculiar form of acute, reversible myocardial dysfunction predominantly affecting the apical and mid left ventricular segments.
- Trial name
- NCT01048125
- Testing
- Sympathetic Nerve Activity, Mental Stress Test (Color Word Test), The Modified Oxford Technique for Baroreflex Sensitivity
- Where
- United States
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Rheumatoid Arthritis, Inflammation
Effects of Interleukin-6 Inhibition on Vascular, Endothelial and Left Ventricular Function in Rheumatoid Arthritis
Recent studies show beneficial effect of the inhibition of interleukin-6 (IL-6) activity on vascular and left ventricular (LV) function.
- Trial name
- NCT03288584
- Testing
- Tocilizumab (Actemra®), Other biological agent, Corticosteroid and non-biological agents.
- Where
- Greece
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Athens
Lipoprotein Disorder, Arterial Stiffness
The Effect of Lipoprotein (a) on Arterial Stiffness, Endothelial Function and Myocardial Deformation
1. Introduction Lipoprotein(a), or Lp(a), is a type of lipoprotein that is structurally similar to LDL (low-density lipoprotein) but carries an additional protein called apolipoprotein (a). 2.
- Conditions
- Lipoprotein Disorder, Arterial Stiffness, Endothelial Dysfunction
- Trial name
- Lpa_endo (NCT07324902)
- Where
- 2 sites in Greece
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- University of Athens
Aortic Stenosis
Loss of Y Chromosome in Aortic Stenosis
The most common heart valve disease in humans is aortic stenosis which is a critical narrowing of the valve through which the heart has to pump blood to the rest of the body.
- Trial name
- NCT06595407
- Testing
- Blood analysis for loss-of-Y chromosome
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Obstructive Sleep Apnea
Structural and Functional Left Ventricular Remodelling in Patients With Obstructive Sleep Apnea
The purpose of this study is to determine whether patients with obstructive sleep apnea have any changes in left ventricular function and structure after 06 months of continuous positive airway pressure treatment.
- Trial name
- NCT00768807
- Testing
- CPAP (continuous positive airway pressure)
- Where
- Brazil
- Volunteers
- 450 people, healthy volunteers welcome
- Sponsor
- Associação Fundo de Incentivo à Pesquisa
Modes of Exercise and Myocardial and Endothelial Function, Microcirculation
Investigation of Cardiac Function and Cardiovascular Risk Factors in Marathon Runners- The Munich Marathon Study
The purpose of this study is to determine the cardiovascular risk involved in the exertional exercise of marathon running. The researchers aim to investigate the beneficial effects of regular well-dosed exercise on health and…
- Conditions
- Modes of Exercise and Myocardial and Endothelial Function, Microcirculation, Subclinical Endorgan Damage, Obesity
- Trial name
- MMS (NCT00500773)
- Where
- Germany
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Technical University of Munich
Aortic Stenosis
Comparison of Evolut FX Versus Sapien 3 Ultra Resilia.
To compare outcome in patients randomized to treatment with Evolut FX versus Sapien 3 Ultra Resilia.
- Trial name
- COMPARE-TAVI (NCT06470022)
- Testing
- Medtronic Evolut FX, Edwards Sapien 3 Ultra Resilia
- Where
- Denmark
- Volunteers
- 1,370 people, healthy volunteers welcome
- Sponsor
- Christian Juhl Terkelsen
Left Ventricular Thrombus
Left Ventricular Thrombus Registry
Left Ventricular Thrombus (LVT) is a blood clot that can develop in a poorly functioning heart. In around 1 in 6 patients who have had a heart attack or diagnosed with heart failure tend to develop blood clots in their main heart…
- Trial name
- LVT Registry (NCT06963567)
- Where
- 8 sites in United Kingdom
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- Queen Mary University of London
Ventricular Septal Defect
The Cardiopulmonary Effect of Inhaled Beta-2-agonists on Adult Patients Born With Ventricular Septum Defects.
The overall objective for this study is to test whether β2-agonists will affect the cardiopulmonary capacity of VSD-operated patients compared with un-operated VSD-patients and healthy age- and gender-matched controls.
- Trial name
- NCT02914652
- Testing
- Salbutamol
- Where
- Denmark
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Ventricular and Atrial Extrasytoles
Role of a Combination of Nutraceuticals (Ritmonutra) on Benign Supraventricular and Ventricular Arrhythmias
Study on the role of a combination of nutraceuticals (Ritmonutra) with an effect on benign supraventricular and ventricular extrasystoles in subjects free of a specific organic heart disease.
- Trial name
- NCT01647984
- Testing
- Ritmonutra
- Where
- Italy
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- Federico II University