Clinical trials: Severe Heart Valve Disease
Mitral Valve Insufficiency, Atrial Fibrillation
Left Atrial Distensibility to Predict Left Ventricular Filling Pressure and Prognosis in Patients With Severe Mitral Regurgitation
A large left atrial (LA) volume, which represents chronic diastolic dysfunction, is associated with a poor outcome, regardless of systolic function.
- Conditions
- Mitral Valve Insufficiency, Atrial Fibrillation, Heart Failure
- Trial name
- NCT01172184
- Testing
- Cardiac catheterization
- Where
- Taiwan
- Volunteers
- 111 people, healthy volunteers welcome
- Sponsor
- Kaohsiung Veterans General Hospital.
Aortic Stenosis
Vivio AS (Aortic Stenosis) Algorithm Optimization Study
Optimize a candidate software algorithm using data collected with the Vivio system for use as an aid in the identification of heart sounds associated with severe aortic stenosis
- Trial name
- NCT04068402
- Testing
- Vivio System
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Ventric Health, LLC
Aortic Stenosis, Gender
TAVI and Gender Outcomes Aortic Stenosis Undergoing Transfemoral Transcatheter Aortic Valve Implantation.
Severe aortic stenosis (AS) is the commonest form of valvular abnormality in the developed world and transcatheter aortic valve implantation (TAVI) is now widely practiced as in many cases is the preferred treatment option over…
- Conditions
- Aortic Stenosis, Gender, Surgery
- Trial name
- NCT04915976
- Volunteers
- 14,086 people, healthy volunteers welcome
- Sponsor
- Imperial College Healthcare NHS Trust
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
Aortic Stenosis
ECG-based AI Screening for Cases of Undiagnosed Moderate-to-Severe Aortic Stenosis in the Primary Care Setting
The goal of this observational study is to learn whether AccurKardia's AK-AVS algorithm can help identify moderate-to-severe aortic stenosis (AS), a narrowing of the heart's aortic valve, in older adults who have not yet been…
- Trial name
- NCT07827105
- Testing
- AK-AVS
- Where
- United States
- Volunteers
- 4,000 people, healthy volunteers welcome
- Sponsor
- AccurKardia, Inc.
Moderate or Severe Aortic Stenosis
Sparrow App Guided Evaluation (SAGE) Vanguard Trial for Aortic Stenosis in Adults Aged Seventy and Older
The purpose of this research is to look at an approved intervention (Stethophone application) to obtain additional information about improving detection of moderate or severe aortic stenosis when compared with usual standard of…
- Trial name
- SAGE-AS (NCT07828730)
- Testing
- Stethophone
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Sunnybrook Health Sciences Centre
Spinal Muscular Atrophy, Fragile X Syndrome
Early Check: Expanded Screening in Newborns
Early Check provides voluntary screening of newborns for a selected panel of conditions. The study has three main objectives: 1) develop and implement an approach to identify affected infants, 2) address the impact on infants and…
- Conditions
- Spinal Muscular Atrophy, Fragile X Syndrome, Fragile X - Premutation, Duchenne Muscular Dystrophy
- Trial name
- NCT03655223
- Testing
- Confirmatory Testing
- Where
- United States
- Volunteers
- 30,000 people, healthy volunteers welcome
- Sponsor
- RTI International
Aortic Regurgitation
Diastolic Dysfunction in Aortic Regurgitation
Follow-up study in patients with severe aortic regurgitation after successful valve replacement. Systolic and diastolic function were assessed and persistent diastolic dysfunction was observed late (7-10 years) after operation.
- Trial name
- NCT00976625
- Testing
- Aortic Valve Replacement
- Where
- Switzerland
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- University of Bern
Transcatheter Aortic Valve Implantation, Permanent Pacemaker Implantation
A Multimodal Strategy to Screen for and Rule-Out Delayed High-Grade Conduction Disturbances After TAVR
Electrocardiogram (ECG)-based algorithms have been proposed to guide post-TAVI conduction management; however, their ability to predict clinically relevant delayed conduction disturbances remains limited.
- Conditions
- Transcatheter Aortic Valve Implantation, Permanent Pacemaker Implantation, Right Bundle-Branch Block, Left Bundle-Branch Block
- Trial name
- LATETAVI (NCT07414485)
- Testing
- retrospective health data collection
- Where
- France
- Volunteers
- 209 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier
Valvular Heart Diseases, Valvular Heart Disease Stenosis and Regurgitation
ECG and CXR for Predicting Cardiovascular Diseases
This retrospective multicenter cohort study aims to develop and validate an artificial intelligence model integrating electrocardiography (ECG) and chest radiography (CXR) to predict future progression of regurgitant valvular…
- Conditions
- Valvular Heart Diseases, Valvular Heart Disease Stenosis and Regurgitation, Regurgitation, Aortic Valve, Regurgitation, Mitral
- Trial name
- NCT07573852
- Where
- China
- Volunteers
- 116,380 people, healthy volunteers welcome
- Sponsor
- Shanghai Zhongshan Hospital
Symptomatic Severe Aortic Stenosis
Early Feasibility Study (EFS) of Abbott's Balloon-expandable (BE) TAVI System for the Treatment of Severe, Symptomatic Aortic Stenosis
The purpose of this study is to evaluate the safety and functionality of Abbott's BE TAVI system for the treatment of patients with symptomatic severe aortic valve stenosis.
- Trial name
- NCT07116551
- Testing
- Abbott BE TAVI System
- Where
- 5 sites in United States, France
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Abbott Medical Devices
Aortic Regurgitation
Velocity Vector Imaging in Patients With Moderate-to-Severe Aortic Regurgitation
Velocity Vector Imaging may provide reliable and detailed information on left ventricular segmental function in asymptomatic patients with moderate-to severe AR.
- Trial name
- NCT00624884
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Florence Nightingale Hospital, Istanbul
Aortic Stenosis
Vivio AS (Aortic Stenosis) Detection Study
Evaluate the sensitivity and specificity of the Vivio System when used as an aid in the identification of heart sounds associated with severe aortic stenosis.
- Trial name
- NCT04066634
- Testing
- Vivio System
- Where
- 3 sites in United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Ventric Health, LLC