Clinical trials: Cardiac Flow
Heart Failure
ALT-FLOW II Trial of the Edwards APTURE Transcatheter Shunt System
This is a prospective, multi-center, randomized, sham-controlled, double-blinded (participant and outcomes assessor) clinical trial.
- Trial name
- ALT-FLOW II (NCT05686317)
- Testing
- Edwards APTURE transcatheter shunt system
- Where
- 25 sites in United States, Brazil and 3 more
- Volunteers
- 100 people
- Sponsor
- Edwards Lifesciences
Coronary Stenosis, Hemodynamics
Diagnostic Accuracy of CCTA-derived Versus AngiogRaphy-dErived QuantitativE Flow Ratio (CAREER) Study
To perform CT-QFR, invasive coronary angiography, FFR, and QFR tests on patients with moderate coronary stenosis after coronary CTA examination.
- Conditions
- Coronary Stenosis, Hemodynamics, Coronary Artery Disease, Coronary Computed Tomography Angiography
- Trial name
- CAREER (NCT04665817)
- Testing
- CT-QFR, QFR, FFR
- Where
- China
- Volunteers
- 216 people
- Sponsor
- Fudan University
Coronary Artery Disease
Diagnostic Accuracy of CFD-Based Fractional Flow Reserve Derived From Coronary Angiography
This is a prospective, multicenter, self-control clinical trial designed to assess the efficacy of AccuFFRangio, a novel method for evaluating the functional significance of coronary stenosis from coronary angiography, with FFR…
- Trial name
- ACCURATE (NCT04814550)
- Testing
- FFR
- Where
- China
- Volunteers
- 318 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Coronary Artery Disease
CMR Versus CT in Coronary Artery Disease
CONCORD is a prospective observational study evaluating the diagnostic accuracy of cardiovascular magnetic resonance (CMR) and computed tomography with fractional flow reserve (CT-FFR) in patients with suspected coronary artery…
- Trial name
- CONCORD (NCT04761991)
- Testing
- CMR and CTCA with CT-FFR
- Where
- United Kingdom
- Volunteers
- 300 people
- Sponsor
- University of Leicester
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
Right Ventricular Dysfunction, Cardiopulmonary Diseases
Right Heart and Lung Blood Flow During Exercise (RIGHT-NET 2.0)
RIGHT-NET 2.0 is a multicenter observational study with a retrospective-prospective design that builds on the original RIGHT-NET study.
- Conditions
- Right Ventricular Dysfunction, Cardiopulmonary Diseases, Pulmonary Hypertension
- Trial name
- RIGHT-NET 2 (NCT07851610)
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- IRCCS SYNLAB SDN
Coronary Artery Disease
The Utility of (Fractional Flow Reserve)FFR Before and After Successful Percutaneous Coronary Intervention
The purpose of this study is to analyze the data of patients who underwent FFR evaluation at CAVHS to evaluate the impact of PCI on coronary hemodynamics in patients with baseline ischemic FFR, the potential etiologies of…
- Trial name
- NCT04224610
- Volunteers
- 700 people
- Sponsor
- Central Arkansas Veterans Healthcare System
Hemodynamics, Biosensors
Validation of Ballistocardiographic Biosensors and Other Hemodynamic Measures for Healthy Subjects
Ballistocardiographic (BCG) biosensors reflecting the patients' current state is established. There are few studies documenting BCG biosensors efficacy, effectiveness, and efficiency.
- Conditions
- Hemodynamics, Biosensors, Cardiac
- Trial name
- NCT04585568
- Testing
- Biosensors
- Where
- Norway
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Oslo University Hospital
Urinary Bladder, Overactive
The Effect of Nighttime Mirabegron, Solifenacin, Tolterodine, or Oxybutynin on Nocturia, Sexual Function, Autonomic Function, and Lower Urinary Tract Blood Flow Perfusion in Women With Overactive Bladder Syndrome: Randomized Controlled Trial
The optimal medication for women with nocturia remains uncertain. This clinical trial aimed to determine the most effective medication for women with overactive bladder and nocturia.
- Trial name
- NCT07114640
- Testing
- Mirabegron 25mg, Solifenacin 5 mg, Tolterodine 4 mg
- Where
- Taiwan
- Volunteers
- 220 people
- Sponsor
- Far Eastern Memorial Hospital
Stage D Heart Failure
Safety and Efficacy of ARNI After LVAD ImplanT (SEAL-IT) Study
The purpose of the study is to evaluate how well tolerated and effective an angiotensin receptor-neprilysin inhibitor (sacubitril-valsartan) is in patients with contemporary durable continuous flow left ventricular assist device…
- Trial name
- SEAL-IT (NCT04191681)
- Testing
- Sacubitril-Valsartan, Usual care (standard-of-care) arm
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- The Cleveland Clinic
Cognitive Function Abnormal, Atrial Fibrillation (AF)
Low-frequency Electrical Stimulation for Cognitive Enhancement in Atrial Fibrillation
Cognitive function in patients with atrial fibrillation (AF) is often impaired due to the complex influence of various factors (cerebral hypoperfusion, neurodegeneration, microemboli, hypertension, chronic inflammation).
- Trial name
- LESCAF (NCT07063381)
- Testing
- tVNS
- Where
- 2 sites in Russia
- Volunteers
- 60 people
- Sponsor
- Bakulev Scientific Center of Cardiovascular Surgery
Atherosclerosis, Heart Failure, Congestive
The Role of Angiotensin Type I Receptor in the Regulation of Human Peripheral Vascular Function
The renin angiotensin system (RAS) plays an important physiological and pathophysiological role in the control of blood pressure and plasma volume.
- Conditions
- Atherosclerosis, Heart Failure, Congestive, Hypertension, Myocardial Infarction
- Trial name
- NCT00001628
- Testing
- Angiotensin II type 1 receptor antagonists
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Fractional Flow Reserve, ST-segment Elevation Myocardial Infarction
Fractional Flow Reserve Versus Angiography for Guiding Selective Percutaneous Coronary Intervention in ST-segment Elevation Myocardial Infarction
To assess the outcomes of patients with ST-segment elevation myocardial infarction (STEMI) assigned to fractional flow reserve (FFR) and angiography-guided selective percutaneous coronary intervention (PCI).
- Conditions
- Fractional Flow Reserve, ST-segment Elevation Myocardial Infarction, Percutaneous Coronary Intervention
- Trial name
- NCT02670005
- Volunteers
- 600 people
- Sponsor
- Nanjing Medical University
Coronary Artery Disease, Myocardial Ischemia
Comparison of Percutaneous Coronary Intervention Optimization With Fractional Flow Reserve Versus Intravascular Ultrasound in the Treatment of Long Coronary Artery Lesions
A single center, prospective, observational study to compare fractional flow reserve (FFR) and intravascular ultrasound (IVUS) percutaneous coronary intervention (PCI) optimization strategies on the functional PCI result…
- Conditions
- Coronary Artery Disease, Myocardial Ischemia, Myocardial Infarction
- Trial name
- NCT05732324
- Testing
- IVUS guided PCI optimization, FFR guided PCI optimization, FFR measurement
- Volunteers
- 154 people
- Sponsor
- Vilnius University Hospital Santaros Klinikos
Grey-zone Fractional Flow Reserve, Intermediate Coronary Lesions
A Trial in Stable Intermediate Coronary Lesions and Grey-zone FFR Values
In this randomised controlled trial of patients with stable angina and documented intermediate coronary disease with indeterminate or "grey-zone" Fractional Flow Reserve (FFR) we will randomise patients to either optimal medical…
- Conditions
- Grey-zone Fractional Flow Reserve, Intermediate Coronary Lesions, Stable Angina, Coronary Physiology
- Trial name
- GzFFR (NCT02425969)
- Testing
- PCI, Optimal Medical Therapy
- Where
- United Kingdom
- Volunteers
- 108 people
- Sponsor
- Golden Jubilee National Hospital
Coronary Artery Disease
FAME II - Fractional Flow Reserve (FFR) Guided Percutaneous Coronary Intervention (PCI) Plus Optimal Medical Treatment (OMT) Verses OMT
The overall purpose of the FAME II trial is to compare the clinical outcomes, safety and cost-effectiveness of FFR-guided PCI plus optimal medical treatment (OMT) versus OMT alone in patients with stable coronary artery disease.
- Trial name
- NCT01132495
- Testing
- Stenting plus OMT, OMT, Standard of care
- Where
- 29 sites in United States, Belgium and 11 more
- Volunteers
- 1,170 people
- Sponsor
- Abbott Medical Devices
Hypertension, Congestive Cardiomyopathy
The Acute Effects of the Angiotensin-converting Enzyme Inhibitor Enalaprilat on Flow Distribution
The primary objective of this study is to study the acute effects of angiotensin-converting enzyme inhibitor (ACEI) on systemic, pulmonary and cerebral blood flow in post bidirectional cavopulmonary connection (BCPC) patients.
- Trial name
- NCT00741156
- Testing
- Enalaprilat
- Where
- Canada
- Volunteers
- 12 people
- Sponsor
- The Hospital for Sick Children
Coronary Disease
Optimal Physiologic Intravascular Ultrasound Imaging Criteria After Drug Eluting Stent Implantation
Invasive imaging criteria of the Coronary arteriography (CAG) and intravascular ultrasound imaging (IVUS), satisfying procedural optimization after drug eluting stent (DES) implantation, were used in < 10% DS by CAG and 5-5.5mm2…
- Trial name
- NCT01667757
- Where
- South Korea
- Volunteers
- 200 people
- Sponsor
- Inje University
Coronary Artery Disease
Functional Assessment of Coronary Artery Disease by CTA Flow Encoding
The purpose of this pilot study proposal is to test the ability of Transluminal Flow Encoding (TAFE) to evaluate vessel specific ischemia in patients with a clinical indication for invasive coronary angiography (ICA) with…
- Trial name
- NCT02286401
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- Johns Hopkins University
Atrial Fibrillation (AF), Persistent Atrial Fibrillation (PersAF)
A Global Randomized Trial Evaluating the FARAFLEX™ Mapping and Pulsed Field Ablation System With Electrographic Flow Mapping in Patients Undergoing Repeat Ablation for Atrial Fibrillation
The goal of the ReDEFINE-AF Clinical Study is to evaluate the safety and effectiveness of the FARAFLEX™ Mapping and Pulsed Field Ablation System with electrographic flow mapping in subjects undergoing repeat ablation for atrial…
- Conditions
- Atrial Fibrillation (AF), Persistent Atrial Fibrillation (PersAF), Paroxysmal Atrial Fibrillation (PAF)
- Trial name
- ReDEFINE-AF (NCT07820930)
- Testing
- FARAFLEX Mapping and Pulsed Field Ablation System
- Volunteers
- 650 people
- Sponsor
- Boston Scientific Corporation
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