Clinical trials: Cardiac Flow
Stable Angina, Acute Coronary Syndrome
Relationship Between Fractional Flow Reserve/ Instantaneous Wave Free Ratio and Endothelial Wall Shear Stress
This study, designed as a retrospective registry, aims to investigate the relationship and potential interplay between fractional flow reserve (FFR) or instantaneous waves free ratio (iFR) with wall shear stress (WSS) in the…
- Conditions
- Stable Angina, Acute Coronary Syndrome, Coronary Artery Disease
- Trial name
- RELATE (NCT04048005)
- Testing
- Fractional flow reserve
- Where
- 3 sites in Italy
- Volunteers
- 200 people
- Sponsor
- A.O.U. Città della Salute e della Scienza
Coronary Artery Disease
Virtual Coronary Intervention and Non-invasive Fractional Flow Reserve (FFR)
The investigators examined the feasibility of treatment planning using virtual coronary revascularization and fractional flow reserve (FFR) CT before the invasive procedures.
- Trial name
- NCT01478100
- Where
- South Korea
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Refractory Angina Pectoris, Ischemic Heart Disease
Cardiac Shock Wave Treatment in Patients With Reduced Coronary Flow Reserve
The purpose of the study is to assess the feasibility of Cardiac Shock Wave Treatment in patients with anginal chest pain and evidence of abnormal myocardial perfusion under stress in the absence of significant stenoses of the…
- Conditions
- Refractory Angina Pectoris, Ischemic Heart Disease, Coronary Artery Disease
- Trial name
- NCT03438500
- Testing
- Cardiac Extracorporeal Shockwave Therapy (Modulith SLC)
- Where
- Germany
- Sponsor
- Storz Medical AG
Coronary Artery Disease, Myocardial Ischemia
Implication of Coronary Artery Disease Burden and Pattern in Ischemia-causing Vessels With PCI
Ischemia-guided revascularization is the cornerstone of contemporary management of coronary artery disease (CAD). Coronary physiological assessment is advocated in the catheter laboratory to guide percutaneous coronary…
- Conditions
- Coronary Artery Disease, Myocardial Ischemia, Atherosclerosis, Percutaneous Coronary Intervention
- Trial name
- CHART-PATTERN (NCT04665466)
- Testing
- Quantitative Flow Ratio derived PPG
- Where
- China
- Volunteers
- 1,003 people
- Sponsor
- Shanghai Zhongshan Hospital
Coronary Artery Disease
The Nordic Bifurcation Study III
Should we, or should we not, perform dilatation of the side branch through the main vessel stent, if there is acceptable blood flow in the side branch?
- Trial name
- BIF III (NCT00914199)
- Testing
- Percutaneous coronary intervention (PCI)
- Where
- Denmark
- Volunteers
- 477 people
- Sponsor
- Evald Hoej Christiansen
Cardiac Arrest, Out-Of-Hospital, Hypotension and Shock
BCG Biosensor and Non- and Invasive Monitoring During Emergency Medicine Cases, a Prospective Feasibility Study
In a out of hospital emergency medicine study the investigators will measure hemodynamic effects of implemented treatments for patients with cardiac arrest, hypotension, and intensive care transports.
- Trial name
- NCT04891380
- Testing
- LUCAS 2 Active Decompression 2, Hypotension, Intensive care transport
- Where
- Norway
- Volunteers
- 183 people
- Sponsor
- Oslo University Hospital
Pulmonary Hypertension, Right Ventricular Outflow Tract Dysfunction
Feasibility of Non-invasive Hemodynamic Assessment by 5D Flow in Congenital Heart Disease
This study evaluates whether new flow parameters of the cardiac magnetic resonance imaging (MRI) allow evaluation of parameters for which usually invasive rigth-left heart catheterization are necessary.
- Conditions
- Pulmonary Hypertension, Right Ventricular Outflow Tract Dysfunction, Fontan Circulation
- Trial name
- NCT07742046
- Testing
- Right-left heart catheterization in magnetic resonance imaging (MRI)
- Where
- Switzerland
- Volunteers
- 130 people
- Sponsor
- Tobias Rutz
CTEPH
Impact of BPA in CTEPH on Cardiac and Pulmonary Physiology Assessed by CMR-derived 4D Flow Haemodynamics
Patients with CTEPH referred for evaluation and conduction of BPA undergo standard of care diagnostic tests and treatment. This includes conventional echocardiographic, RHC and non-invasive (CT/CMR) or invasive (coronary…
- Trial name
- NCT07299227
- Where
- Germany
- Volunteers
- 60 people
- Sponsor
- Kerckhoff Klinik
Coronary Artery Disease
Dynamic CT Perfusion for Functional Assessment of Coronary Artery Disease
The objective of this multicenter study is to evaluate the diagnostic accuracy of dynamic cardiac CT perfusion (CTP) imaging for non-invasive functional assessment of coronary artery disease (CAD).
- Trial name
- NCT04712513
- Testing
- Dynamic cardiac CT perfusion imaging
- Where
- Canada
- Volunteers
- 240 people
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Coronary Microvascular Disease, Coronary Artery Disease
Multicenter Registry of Coronary Flow-Derived Indexes for Coronary Microvascular Disease (Multicenter FLOW-CMD Registry)
Multicenter FLOW-CMD registry is a prospective, multi-center, registry study. The aim of the study is to evaluate prognostic implications of coronary microvascular disease (CMD) in patients with ischemic heart disease (IHD)…
- Conditions
- Coronary Microvascular Disease, Coronary Artery Disease, Ischemic Heart Disease
- Trial name
- NCT05369182
- Testing
- Invasive physiologic assessment, Intravascular imaging
- Where
- 7 sites in South Korea
- Volunteers
- 1,003 people
- Sponsor
- Samsung Medical Center
Coronary Artery Disease
Intravenous Regadenoson Versus Intravenous Adenoscan® for Fractional Flow Reserve (FFR)
The purpose of this study is to demonstrate that intravenous regadenoson is equivalent to intravenous Adenoscan® for the physiological assessment of intermediate coronary lesions.
- Trial name
- NCT01482169
- Testing
- FFR Measurement with IV Adenoscan® then with Regadenoson
- Where
- United States
- Volunteers
- 48 people
- Sponsor
- Ochsner Health System
Hypertrophic Cardiomyopathy, Non-ischemic Dilated Cardiomyopathy
Microvascular Dysfunction in Nonischemic Cardiomyopathy: Insights From CMR Assessment of Coronary Flow Reserve
The aim of this study is to assess microvascular function as determined by a cardiovascular magnetic resonance measurement of whole-heart (global) perfusion reserve.
- Conditions
- Hypertrophic Cardiomyopathy, Non-ischemic Dilated Cardiomyopathy, Microvascular Ischaemia of Myocardium
- Trial name
- NCT03249272
- Testing
- Regadenoson, Adenosine
- Where
- United States
- Volunteers
- 31 people
- Sponsor
- Duke University
Heart Transplantation
Myocardial Perfusion Echocardiography to Detect Human Heart Transplant Rejection
The primary objective of this proposal is to show the efficacy of contrast enhanced ultrasonography in detecting heart transplant rejection in humans.
- Trial name
- NCT02300870
- Testing
- Optison
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Brigham and Women's Hospital
Heart Failure, Kidney Failure
Safety and Efficacy Study of Add On Aliskiren in Patients With Heart Failure and Renal Impairment
The main purpose of this study is to examine the effect of add-on therapy with the direct renin inhibitor Aliskiren in comparison to placebo on renal blood flow in patients with heart failure and reduced renal function.
- Trial name
- ARIANA-CHF-RD (NCT00881439)
- Testing
- Aliskiren
- Where
- Netherlands
- Volunteers
- 41 people
- Sponsor
- University Medical Center Groningen
Angina (Stable), Coronary Occlusion
Drug-Coated Balloon Only Strategy After Recanalization of Chronic Total Coronary Occlusions
Chronic total occlusions (CTO) of the coronary arteries are usually treated with drug-eluting stents (DES) after successful recanalization.
- Conditions
- Angina (Stable), Coronary Occlusion, Coronary Artery Disease, Chronic Total Occlusion
- Trial name
- NoTrace-CTO (NCT07817719)
- Testing
- Paclitaxel-coated balloon (AGENT Paclitaxel-Coated PTCA Balloon Catheter), Serial intravascular ultrasound and protocol-mandated nine-month angiographic reassessment
- Where
- Brazil
- Volunteers
- 38 people
- Sponsor
- University of Sao Paulo General Hospital
Coronary Artery Disease
Impact of Coronary CT Angiography, Physiologic Assessment and Pharmacotherapy on the Clinical Outcomes
The investigators aim to investigate the prognostic implication of stenosis and plaque features on coronary CT angiography (CCTA), physiologic assessment, and pharmacotherapy after invasive coronary angiography.
- Trial name
- PRIME-CT (NCT04547231)
- Testing
- Fractional flow reserve, Coronary CT angiography
- Where
- South Korea
- Volunteers
- 992 people
- Sponsor
- Seoul National University Hospital
Coronary Artery Disease
Comparison of Intravenous Adenosine Infusion With Regadenoson Bolus for Inducing Maximal Coronary Hyperemia
The purpose of this study is to determine if regadenoson is as safe and effective as adenosine when used in the cardiac catheterization lab during measurement of coronary flow reserve and fractional flow reserve.
- Trial name
- NCT01161121
- Testing
- adenosine, regadenoson
- Where
- 2 sites in United States
- Volunteers
- 46 people
- Sponsor
- St. Louis University
Coronary Artery Disease
Non-invasive and Invasive Assessment of Coronary Artery Disease
The purpose of the study is to assess the diagnostic accuracy of a combined use of non-invasive coronary angiography with multi-slice computed tomography (MSCT) and stress cardiac magnetic resonance (CMR) imaging in patients with…
- Trial name
- COMFORT (NCT01823809)
- Testing
- adenosine stress Cardiac Magnetic Resonance Imaging
- Where
- 2 sites in Netherlands, Sweden
- Volunteers
- 120 people
- Sponsor
- University Medical Center Groningen
Coronary Disease
Myocardial Perfusion, Coronary Flow Reserve and Kinetic Analysis During Dobutamine Stress Echocardiography
Stress echocardiography is a screening test for coronary heart disease that already has good sensitivity and specificity (both around 70%).
- Trial name
- TRIPLESTRESS (NCT03996499)
- Testing
- Stress echocardiography
- Where
- France
- Volunteers
- 201 people
- Sponsor
- Fondation Hôpital Saint-Joseph
Coronary Artery Dissection, Spontaneous
Statin and Angiotensin-converting Enzyme Inhibitor on Symptoms in Patients With SCAD
An emerging cause of heart attack in young women is a dissection (or tear) in the coronary arteries. Many of these young women continue to have chest pain long after the tear has healed and this is thought to be due to problems…
- Trial name
- SAFER-SCAD (NCT02008786)
- Testing
- ramipril, rosuvastatin
- Where
- Canada
- Volunteers
- 18 people
- Sponsor
- Cardiology Research UBC
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