Clinical trials: Cardiac Flow
Coronary Artery Disease
Ticagrelor vs Clopidogrel Effect on MFR in CAD Population
Ticagrelor is one of 3 anti-platelet medications used in patients with acute coronary syndrome (ACS) to prevent further clot formation and further ischemic damage to myocardial tissue.
- Trial name
- PATH (NCT01894789)
- Testing
- Ticagrelor, Clopidogrel
- Where
- Canada
- Volunteers
- 36 people
- Sponsor
- Ottawa Heart Institute Research Corporation
Coronary Stenoses, Myocardial Ischemia
Coronary Revascularization Assessed by Stress PET
Regional absolute myocardial blood flow during stress (sMBF) as measured by Positron Emission Tomography (PET) improves post mechanical revascularization provided there is a baseline stress induced perfusion defect.
- Conditions
- Coronary Stenoses, Myocardial Ischemia, Coronary Artery Stenosis, Coronary Disease
- Trial name
- NCT02931331
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Ochsner Health System
Coronary Artery Disease, Cardiovascular Diseases
Comparison of the Diagnostic Performance and Costs of FFRB Vs. Standard Care in Suspected Coronary Artery Disease.
Chest pain due to coronary artery disease (CAD) is a main driver of healthcare costs. Fractional flow reserve (FFR) measurement during invasive coronary angiography (ICA) is the gold standard to discriminate ischemia.
- Conditions
- Coronary Artery Disease, Cardiovascular Diseases, Cardiovascular; Stenosis, Coronary Occlusion
- Trial name
- ECONOMY (NCT06681584)
- Testing
- CTCA
- Where
- 3 sites in Singapore
- Volunteers
- 340 people
- Sponsor
- National Heart Centre Singapore
Coronary Artery Disease
Clinical, Physiological and Prognostic Implication of Microvascular Status
There are several physiologic parameters in evaluating cardiovascular disease. This study will reveal which parameter is the most proper value in predicting disease severity and risk factors of patients.
- Trial name
- NCT02186093
- Where
- 5 sites in South Korea
- Volunteers
- 1,197 people
- Sponsor
- Seoul National University Hospital
Coronary Artery Disease
CONTRAST (Can cONTrast Injection Better Approximate FFR compAred to Pure reSTing Physiology?)
The purpose of this study is to determine the diagnostic performances of iodine contrast medium and resting conditions to predict fractional flow reserve (FFR). Reference FFR will be measured using standard adenosine.
- Trial name
- CONTRAST (NCT02184117)
- Testing
- Adenosine, Contrast Media, Resting conditions
- Where
- 11 sites in United States, Belgium and 7 more
- Volunteers
- 763 people
- Sponsor
- The University of Texas Health Science Center, Houston
Single-ventricle
Simple Non-invasive Breathing Device to Improve Pulmonary Flow Pusatility in Single Ventricle Post Fontan
This is a pilot study using a novel, minimal risk, portable, hands-free oral-positive pressure device (oPEP) in patients with Fontan palliation that will examine whether using this device in both the acute and chronic phase will…
- Trial name
- NCT05634226
- Testing
- Hands-free oral-positive pressure device (oPEP)
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Tarek Alsaied
Fabry Disease
Impact of Agalsidase Alfa Therapy on Cardiac funcTION in Patients With Fabry's Cardiomyopathy
Study Design: This is an observational study. No treatment or intervention will be assigned to the subjects. All patients will receive full standard of care concomitant medication for the treatment of their cardiac condition.
- Trial name
- NCT03230591
- Testing
- Echocardiography
- Where
- South Korea
- Volunteers
- 25 people
- Sponsor
- Yonsei University
Coronary Artery Disease, Coronary Stenosis
Retrospective Algorithm Validation of IVUS-FFR in Patients
This is a retrospective, single-center study to develop and validate an updated algorithm for computing fractional flow reserve from intravascular ultrasound images (IvusFFR v2.0).
- Conditions
- Coronary Artery Disease, Coronary Stenosis, Algorithm Validation for Fractional Flow Reserve Derived From Intravascular Ultrasound
- Trial name
- V-IVUS_FFR (NCT07551518)
- Testing
- No Intervention (Retrospective Data Analysis)
- Where
- China
- Volunteers
- 100 people
- Sponsor
- China National Center for Cardiovascular Diseases
Microvascular Dysfunction, Hypertrophic Obstructive Cardiomyopathy
Association Between Microvascular Resistance and Outcomes in Patients With Obstructive Hypertrophic Cardiomyopathy
About 60% of patients with hypertrophic cardiomyopathy have microvascular dysfunction. Microvascular dysfunction is directly related to prognosis in hypertrophic cardiomyopathy.
- Conditions
- Microvascular Dysfunction, Hypertrophic Obstructive Cardiomyopathy, Microcirculation Resistance
- Trial name
- NCT05671367
- Where
- China
- Volunteers
- 340 people
- Sponsor
- China National Center for Cardiovascular Diseases
Coronary Stenosis
Vasodilator Free Measure of Fractional Flow Reserve
Narrowing of coronary arteries interferes with blood flow and can cause chest pain. Cardiologists sometimes quantify the extent of the narrowing by measuring the fractional flow reserve (the ratio of the pressure in the aorta to…
- Trial name
- ADVISE (NCT01118481)
- Where
- United Kingdom
- Volunteers
- 157 people
- Sponsor
- Imperial College London
Coronary Artery Disease
Performing Fractional Flow Reserve Without Anticoagulation During Diagnostic Catheterization
The purpose of this study is to assess the safety of performing fractional flow reserve (FFR) of the myocardium without using anticoagulation by performing a retrospective review of 100 consecutive patients who have undergone…
- Trial name
- NCT00841932
- Testing
- Fractional Flow Reserve
- Volunteers
- 100 people
- Sponsor
- Clinyx, LLC
Coronary Artery Bypass Grafting, Post Coronary Artery Bypass Grafting
Effect of Early Low Resisted Exercise With Blood Flow Restriction on Pulmonary Function in Post Cardiac Surgery Patient
After cardiac surgery Patients present a loss of exercise capacity, muscle mass, and quality of life Cardiopulmonary rehabilitation aims to reduce the loss of muscle strength, size and increase cardiopulmonary function so that…
- Trial name
- NCT06956911
- Testing
- traditional cardiac rehabilitation with early low resisted exercise with blood flow restriction, traditional cardiac rehabilitation
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- Cairo University
Coronary Artery Disease
Computed Tomography Derived Fractional Flow Reserve for Coronary Hemodynamic Ischemia Noninvasive Assessment
Computed Tomography Derived Fractional Flow Reserve (CT-FFR) is a noninvasive method for evaluating the hemodynamic significance of coronary artery lesions by using coronary CT Angiography (CCTA) as opposed to invasive FFR…
- Trial name
- CT-FFR-CHINA (NCT03692936)
- Where
- 4 sites in China
- Volunteers
- 326 people
- Sponsor
- Chinese Academy of Medical Sciences, Fuwai Hospital
Coronary Artery Bypass Graft Surgery (CABG)
Association Between μFR And CABG Outcomes
The goal of this observational study is to evaluate the association between Murray law-based quantitative flow reserve and outcomes after coronary artery bypass graft surgery.
- Trial name
- NCT06844721
- Where
- South Korea
- Volunteers
- 945 people
- Sponsor
- Seoul National University Hospital
Coronary Artery Disease
Fractional Flow Reserve and Intravascular Ultrasound RelationShip STudy
This is a multi-center, prospective registry of patients with intermediate coronary lesions defined as a stenosis of 40-80% by angiography.
- Trial name
- FIRST (NCT01153555)
- Where
- United States
- Volunteers
- 350 people
- Sponsor
- Volcano Corporation
Peak Expiratory Flow Rate, Coronary Artery Bypass Graft Surgery
Additional Effects of Flutter With Conventional Chest Physiotherapy on Peak Expiratory Flow Rate and Chest Expansion in Post CABG Patients With COPD
Flutter therapy is an oscillating positive expiratory pressure (OPEP) technique that combines positive expiratory pressure with airway oscillations to facilitate mobilization and clearance of respiratory secretions.
- Conditions
- Peak Expiratory Flow Rate, Coronary Artery Bypass Graft Surgery, Chronic Obstructive Pulmonary Disease
- Trial name
- NCT07875049
- Testing
- Conventional Chest Physiotherapy, Flutter device with conventional chest physiotherapy
- Where
- Pakistan
- Volunteers
- 84 people
- Sponsor
- Foundation University Islamabad
Heart Disease, Coronary, Chest Pain
The Computed Tomography-derived Fractional Flow Reserve STAT Trial
This study is designed to directly compare Standard Care and CT fractional flow reserve (CTFFR) for diagnosis of chest pain patients with definite coronary artery disease (CAD) on heart computed tomography (CT) scans.
- Conditions
- Heart Disease, Coronary, Chest Pain, Acute Coronary Syndrome
- Trial name
- CTFFR-STAT (NCT03263806)
- Testing
- CTFFR-Guided Group Management, SOC Group Management
- Where
- United States
- Volunteers
- 13 people
- Sponsor
- Corewell Health East
Coronary Artery Disease
HeartFlowNXT - HeartFlow Analysis of Coronary Blood Flow Using Coronary CT Angiography
To determine the diagnostic performance of FFRCT by coronary computed tomographic angiography (cCTA), as compared to cCTA alone, for non-invasive determination of the presence of a hemodynamically significant coronary lesion…
- Trial name
- HFNXT (NCT01757678)
- Testing
- ICA (Invasive Coronary Angiography), FFR (Fractional Flow Reserve), cCTA (coronary computed tomography angiography)
- Where
- Denmark
- Volunteers
- 276 people
- Sponsor
- HeartFlow, Inc.
Myocardial Infarction, Acute, Multi-Vessel Coronary Artery Stenosis
Timing of FFR-guided PCI for Non-IRA in NSTEMI and MVD (OPTION-NSTEMI)
Many patients with non-ST-segment elevation myocardial infarction (NSTEMI) have multivessel coronary artery disease (MVD), which is associated with poor clinical outcomes.
- Conditions
- Myocardial Infarction, Acute, Multi-Vessel Coronary Artery Stenosis, Multi Vessel Coronary Artery Disease
- Trial name
- NCT04968808
- Testing
- Staged in-hospital complete revascularization, Immediate complete revascularization
- Where
- South Korea
- Volunteers
- 1,014 people
- Sponsor
- Chonnam National University Hospital
Mitral Regurgitation (MR)
Quantification of Mitral Regurgitation Using 4D MRI Flow : Comparison With 2D MRI Flow and Echocardiography Using the Evolution of Left Ventricular Remodeling as a Reference
The goal of this study is to evaluate whether 4D MRI provides a better assessment of mitral regurgitation quantification and associated ventricular remodeling than standard imaging techniques: echocardiography and 2D MRI, in…
- Trial name
- FLAME (NCT07066904)
- Testing
- Standard echocardiography, 2D phase-contrast magnetic resonance imaging, 4D flow magnetic resonance imaging
- Where
- 3 sites in France
- Volunteers
- 160 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
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