Clinical trials: Cardiac Flow
C.Surgical Procedure; Cardiac, Acute Kidney Injury
Portal Flow Pulsatility as a Risk Factor for Acute Kidney Injury After Cardiac Surgery
The purpose of this study is to evaluate the possible association between portal vein flow pulsatility and acute kidney injury after cardiac surgery.
- Conditions
- C.Surgical Procedure; Cardiac, Acute Kidney Injury, Postoperative Complications, Right-Sided Heart Failure
- Trial name
- PP-AKI (NCT02831907)
- Testing
- Cardiac surgery
- Where
- Canada
- Volunteers
- 146 people
- Sponsor
- Montreal Heart Institute
Heart Failure
Cardiac Rehabilitation in Patients With Continuous Flow Left Ventricular Assist Devices:Rehab VAD Trial
Cardiac rehabilitation programs improve mortality, functional capacity, and quality of life, for a variety of patients with heart disease.
- Trial name
- RehabVAD (NCT01584895)
- Testing
- Cardiac Rehabilitation
- Where
- United States
- Volunteers
- 26 people
- Sponsor
- Henry Ford Health System
Coronary Artery Disease
Non-invasive Fractional Flow Reserve CT (FFRCT)Scan for the Study of Coronary Vaso-motion
Coronary artery disease (CAD) is a very common cause of heart failure affecting millions of people worldwide, which is caused by build-up of plaque inside arteries of the heart.
- Trial name
- NCT02809157
- Volunteers
- 10 people
- Sponsor
- National Heart Centre Singapore
Coronary; Ischemic
Follow-up With CT-FFR in CHD Patients After DCB
In recent years, based on CCTA data, CT-derived fractional flow reserve (CT-FFR) developed by artificial intelligence and other technologies can provide both anatomical and functional information of coronary artery disease.
- Trial name
- NCT04664439
- Testing
- CT-FFR
- Where
- China
- Volunteers
- 92 people
- Sponsor
- Beijing Hospital
Fractional Flow Reserve
DSE vs Invasive FFR vs CT-FFR
Data are limited regarding the optimal treatment of the non-culprit lesions (NCL) after myocardial infarction (MI). The NON-CULPRIT study is a prospective cohort study with a primary aim to compare invasive fractional flow…
- Trial name
- NON-CULPRIT (NCT03988881)
- Testing
- Revascularization
- Where
- 2 sites in Hungary
- Volunteers
- 100 people
- Sponsor
- Semmelweis University Heart and Vascular Center
Heart; Dysfunction Postoperative, Cardiac Surgery, Right Heart Failure
Femoral Venous Pulsatility and Right Heart Dysfunction in Heart Surgery: An Observational Study
Right heart failure during cardiac surgery is associated with increased perioperative morbidity and mortality. In this context, it is imperative to develop simple diagnostic tools to detect right heart failure.
- Conditions
- Heart; Dysfunction Postoperative, Cardiac Surgery, Right Heart Failure, Right Ventricular Dysfunction
- Trial name
- FemousTechno6 (NCT05038267)
- Where
- Canada
- Volunteers
- 150 people
- Sponsor
- Montreal Heart Institute
Coronary Artery Disease
The Effect of GRAVITY on Physiological Measurements During Invasive Coronary Angiography and Intervention
This is a single centre observational study on the impact of change in patient position and hence gravity, on physiological measurements in coronary arteries.
- Trial name
- GRAVITY (NCT03097172)
- Where
- United Kingdom
- Volunteers
- 22 people
- Sponsor
- Mid and South Essex NHS Foundation Trust
Coronary Artery Disease
Myocardial Blood Flow by PET and N-13 Ammonia During Regadenoson vs Adenosine Stress
Blockage of the heart arteries (coronary artery disease) can lead to angina (chest pain), heart attacks, heart failure, and/or death.
- Trial name
- NCT01370265
- Testing
- Regadenoson, Adenosine, N-13 ammonia
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Cardiac Allograft Vasculopathy, Antibody Mediated Rejection
Endothelial Injury and Development of Coronary Intimal Thickening After Heart Transplantation
Coronary allograft vasculopathy (CAV) is the leading cause of late graft failure and second leading cause of late mortality after heart transplantation.
- Trial name
- NCT01848301
- Testing
- Optical Coherence Tomography, Acetylcholine, Brachial Artery Flow Mediated Dilation
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Gladwin, Mark, MD
Ischemic Heart Disease, Coronary Microvascular Disease
MCG as a Noninvasive Diagnostic Strategy for Suspected INOCA (MICRO2)
A prospective, multicenter, observational, single-arm trial to validate CardioFlux MCG's ability to diagnose myocardial ischemia caused by coronary microvascular dysfunction in patients with suspected ischemia and confirmed no…
- Conditions
- Ischemic Heart Disease, Coronary Microvascular Disease, Angina, Myocardial Ischemia
- Trial name
- MICRO2 (NCT06212466)
- Testing
- CardioFlux
- Where
- 8 sites in United States
- Volunteers
- 136 people
- Sponsor
- Genetesis Inc.
Coronary Artery Disease
Assessment of Coronary Artery Disease by Hybrid PET/CT
There have been many advances in the test used to look for heart disease. An example of this newer technology is the Multislice CT scan (MSCT) and Positron Emission Tomography (PET) scans.
- Trial name
- NCT00320931
- Testing
- Hybrid PET/CT
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of Maryland, Baltimore
Coronary Artery Disease
A Head-to-Head Comparison of A New Perfusion Tracer, 99mTc-4BOH vs. 13N-NH3 to Evaluate Diagnostic Efficacy of Ischemic Heart Disease
The objective of the study is to assess the diagnostic efficacy (specificity and sensitivity) of 99mTc-4BOH SPECT myocardial perfusion imaging (MPI) compared to 13N-ammonia PET MPI in the detection of significant coronary artery…
- Trial name
- NCT06980194
- Testing
- 99mTc-4BOH SPECT myocardial perfusion imaging, 13N-ammonia PET myocardial perfusion imaging
- Volunteers
- 300 people
- Sponsor
- China National Center for Cardiovascular Diseases
Coronary Heart Disease
The Effect of Beer, Red Wine and Fruit Juice on Blood Vessel Function in Persons With Cardiovascular Disease
To study the effect of red wine, beer and fruit juice on endothelial function in patients with coronary Heart disease.
- Trial name
- NCT00382551
- Testing
- Moderate daily consumption of Red wine, Moderate daily consumption of beer, Moderate consumption of fruit juice rich in polyphenolics
- Where
- Denmark
- Volunteers
- 49 people
- Sponsor
- Aalborg University Hospital
Aortic Valve Stenosis
Determination of the Acute Effects of Aortic Stenosis on Coronary Artery Haemodynamics
Narrowing of the main valve which controls blood leaving the heart leads to a marked increase in death. To overcome this narrowing the heart muscle thickens abnormally and contracts more vigorously.
- Trial name
- NCT01118442
- Where
- United Kingdom
- Volunteers
- 6 people
- Sponsor
- Imperial College London
Angina (Stable), Coronary Microvascular Disease
Coronary Sinus Reducer in Coronary Microvascular Disease
Coronary microvascular dysfunction (CMD) is a common cause of treatment- resistant angina that lacks evidence-based treatment options.
- Trial name
- REDUCE CMD (NCT06898541)
- Testing
- Coronary sinus reducer
- Where
- 2 sites in Netherlands
- Volunteers
- 50 people
- Sponsor
- UMC Utrecht
Coronary Artery Disease, Image
Concurrent OCT and FFR-guided PCI in CAD
The present study is a prospective randomized clinical trial aimed to compare the therapeutic strategy of angiography-guided versus concurrent OCT/FFR-guided intervention in patients with coronary artery disease.
- Conditions
- Coronary Artery Disease, Image, Atheroscleroses, Coronary
- Trial name
- OPTICARE-CAD (NCT06182683)
- Testing
- optical coherence tomography and fractional flow reserve, Coronary angiography
- Where
- South Korea
- Volunteers
- 700 people
- Sponsor
- Korea University Guro Hospital
Acute Myocardial Infarction, Percutaneous Coronary Intervention
Effects of Different Vasodilators on Coronary No-reflow During primAry percuTaneous Coronary intErvention in Patients With Acute Myocardial Infarction
The purpose of this study is to evaluate the efficacy of three different vasodilators including diltiazem, verapamil and nitroglycerin for reversal of no-reflow/slow-flow during direct percutaneous coronary intervention for acute…
- Trial name
- EDUCATE-AMI (NCT00712894)
- Testing
- Diltiazem, Verapamil, Nitroglycerin
- Where
- China
- Volunteers
- 102 people
- Sponsor
- Fudan University
Coronary Artery Disease, Chronic Coronary Syndrome
Quantitative Myocardial Perfusion Imaging Assessment by SPECT/CT
Myocardial perfusion single-photon emission computed tomography (SPECT) is a well-established functional imaging technique for the assessment of coronary artery disease.
- Trial name
- SUV-RESERVE (NCT07708805)
- Testing
- stress SPECT/CT, rest SPECT/CT
- Where
- France
- Volunteers
- 30 people
- Sponsor
- Centre Hospitalier Régional d'Orléans
Coronary Artery Disease (CAD)
Predicting Plaque Growth Using Blood Flow Stress Markers: A Proof-of-Concept Study
Coronary artery disease occurs when fatty deposits (plaques) build up inside the arteries that supply blood to the heart. Some plaques remain stable, while others continue to grow or become more likely to rupture, which can lead…
- Trial name
- POSSEM (NCT07864051)
- Testing
- PCCTA scan, Endothelial cell isolation from peripheral blood sample
- Where
- United Kingdom
- Volunteers
- 270 people
- Sponsor
- Queen Mary University of London
Aortic Valve Stenosis
Percutaneous Aortic Valve 18F System for the Treatment of Patients With Severe Aortic Stenosis
The purpose of the study is to determine the safety and performance of the Direct Flow Medical study valve and delivery procedure.
- Trial name
- NCT01475799
- Testing
- Replacement of the Aortic Stenotic Valve
- Where
- 12 sites in France, Germany and 3 more
- Volunteers
- 112 people
- Sponsor
- Direct Flow Medical, Inc.
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