Clinical trials: Coronary Physiology
Congenital Heart Disease, Heart Valve Disease
Myocardial Protection Effect of Simvastatin Undergoing Cardiac Surgery
Statins have been used to low cholesterol to prevent and treat coronary artery diseases. It was also reported that statins could protect endothelial function and cardiac function during coronary artery bypass graft.
- Trial name
- NCT01653223
- Testing
- simvastatin
- Where
- China
- Volunteers
- 369 people
- Sponsor
- Sun Yat-sen University
Failing Fontan Physiology, Pediatric Congenital Heart Disease
Noninvasive Negative Pressure Ventilation to Support Failing Fontan Physiology
The purpose of this study is to assess for acute hemodynamic changes after implementation of noninvasive negative pressure ventilation (as compared with spontaneous respiration) in pediatric patients with Fontan failure using…
- Trial name
- NCT03223168
- Testing
- Hayek RTX ventilator
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- University of Michigan
Endothelial Dysfunction, Acute Myocardial Infarction (AMI)
Validation of Cor-IS Impedance Spectroscopy Against Ultrasound Flow-Mediated Dilation
This prospective observational study evaluated the Cor-IS bioelectrical impedance spectroscopy technique for the assessment of endothelial function by comparison with ultrasound-based brachial artery flow-mediated dilation (FMD).
- Conditions
- Endothelial Dysfunction, Acute Myocardial Infarction (AMI), Cardiovascular Risk Factors (e.g., Hypertension), Flow Mediated Dilation
- Trial name
- NCT07882550
- Testing
- Cor-IS FMD, Ultrasound FMD
- Where
- Greece
- Volunteers
- 208 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Heart Failure With Preserved Ejection Fraction, Coronary Microvascular Dysfunction
Distribution and Clinical Implication of CMD in Patients With HFpEF Without Significant CAD
To evaluate the incidence of coronary microvascular dysfunction (CMD) and its' prognostic implication in patients who have diagnosed as heart failure with preserved ejection fraction (HFpEF) confirmed by HFA-PEFF scoring system…
- Trial name
- HFpEF-CMD (NCT04788576)
- Testing
- Invasive physiologic evaluation (fractional flow reserve, coronary flow reserve, index of microcirculatory resistance)
- Where
- South Korea
- Volunteers
- 100 people
- Sponsor
- Samsung Medical Center
Acute Coronary Syndrome
Pharmacodynamic Study on Efficacy of Clopidogrel With St. John's Wort
The purpose of this study is to evaluate whether patients post PCI receiving clopidogrel who are carriers of at least one CYP 2C19 loss-of-function allele may achieve improved pharmacodynamic efficacy of clopidogrel when treated…
- Trial name
- INDUCE-it (NCT01330589)
- Testing
- St. Johns Wort
- Where
- United States
- Sponsor
- Lancaster General Hospital
Atrial Fibrillation, Persistent, Cognitive Function
Cognitive Function in Patients With Persisted Atrial Fibrillation
Compare the difference of cognitive function between different treatment strategy in patients with persistent atrial fibrillation
- Trial name
- SMART-AF (NCT04508491)
- Testing
- Rhythm control, Rate control
- Where
- Taiwan
- Volunteers
- 9 people
- Sponsor
- National Taiwan University Hospital
Hypertension
Effect of Fully Blocking Type 1 Angiotensin Receptor on Target Organ Damage of Postmenopausal Hypertensive Women
This study compared the improvements of blood pressure levels, left ventricular hypertrophy, left ventricular diastolic function, vascular function and cognitive function between postmenopausal hypertensive women and age-matched…
- Trial name
- NCT03432468
- Testing
- Valsartan 1, Valsartan 80 mg
- Volunteers
- 102 people
- Sponsor
- LanZhou University
Coronary Artery Disease
Adiponectin and Circulating Progenitor Cells (CPC) Function
Adiponectin and exercise training contribute to the maintenance of a normal vascular tone by influencing vascular NO bioavailability and concentration and function of endothelial progenitor cells.
- Trial name
- NCT01272674
- Testing
- exercise training
- Where
- Germany
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Leipzig
STEMI - ST Elevation Myocardial Infarction
Effect of PPCI on Diastolic Function & Levels of Galactin-3 in Patients With STEMI
2D Echocardiography with color Doppler assessment: It will be done within 24 h after PPCI Peripheral blood samples were obtained within 48 hours after acute MI, and the serum will be frozen at -70°C until tested for Galactin-3…
- Trial name
- NCT05107076
- Testing
- 2D Echocardiography with color Doppler assessment & Galactin-3 level in blood
- Where
- Egypt
- Volunteers
- 80 people
- Sponsor
- Assiut University
Coronary Heart Disease
Testosterone and Myocardial Perfusion in Coronary Heart Disease (CHD)
Testosterone has traditionally been regarded as a risk factor for heart disease due to the fact that males have a higher incidence of this disease than women, at least until the menopause.
- Trial name
- NCT00239590
- Testing
- Testosterone undecanoate
- Where
- United Kingdom
- Volunteers
- 28 people
- Sponsor
- Imperial College London
Coronary Artery Disease
A Prospective Study to Evaluate the Effect of Chronic Nitrate Therapy on Vasodilation Function in Coronary Heart Disease
Basic studies has showed that sustained use of nitrates might associated with adverse effects on vascular function mediated by an increase in nitrate-induced oxidative stress.
- Trial name
- NCT01430780
- Testing
- nitrate group, control group
- Where
- China
- Volunteers
- 68 people
- Sponsor
- Zhejiang University
Dysfunction, Left Ventricular
Ultrasound and Left Ventricular Systolic Function
The aim of this study is to evaluate, in an intensive care unit, the reproducibility between two non-cardiologists operators and a cardiologist expert in echocardiogram, of the Simpson method and of the calculation of GLS for the…
- Trial name
- EFESE (NCT02381756)
- Testing
- Ultrasound
- Where
- France
- Volunteers
- 100 people
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Autonomic Nervous System Activity
Cardiac Autonomic Function For Risk Stratification in the Emergency Room
The aim of the study is to test the hypothesis that impaired cardiac autonomic function predicts adverse outcome in unselected patients presenting in the emergency ward.
- Trial name
- PREDICT-ER (NCT01486589)
- Where
- Germany
- Volunteers
- 6,521 people
- Sponsor
- Thebiosignals.com
Congenital Heart Disease
Effect of Sacubitril-Valsartan on Cardiac Structure and Function
The purpose of this study is to compare changes in cardiac structure and function, biomarkers, and patient reported outcomes between adults with congenital heart disease (ACHD) randomized to angiotensin receptor-neprilysin…
- Trial name
- NCT06693674
- Testing
- Entresto Pill
- Where
- United States
- Volunteers
- 45 people
- Sponsor
- Mayo Clinic
Atherosclerosis, Coronary Disease
Study of the Interaction Between the Cells Lining Blood Vessels and Angiotensin-Converting Enzyme
The walls of blood vessels are lined by flat cells that are responsible for releasing substance(s) that control the activity of the blood vessel. These cells are referred to as the endothelium of the blood vessel.
- Trial name
- NCT00001461
- Where
- United States
- Volunteers
- 209 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Fibromyalgia
Effects of Hydrotherapy on Physical Function and Quality of Life of Women With Fibromyalgia
Fibromyalgia Syndrome (FS) is one condition that most affects functional performance, especially in women, due to alterations in the entire musculoskeletal system.
- Trial name
- NCT01839305
- Testing
- Hydrotherapy
- Where
- Brazil
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Mariana Arias Avila
Myocardial Infarction
Reducing Micro Vascular Dysfunction in Acute Myocardial Infarction by Ticagrelor
The current trial will compare the protective effect of ticagrelor and prasugrel on microvascular dysfunction in patients with revascularized ST elevation myocardial infarction.
- Trial name
- REDUCE-MVI (NCT02422888)
- Testing
- Ticagrelor, Prasugrel
- Where
- Netherlands
- Volunteers
- 110 people
- Sponsor
- Amsterdam UMC, location VUmc
Coronary Artery Disease
Impact of Ticagrelor Re-load on Pharmacodynamic Profiles
Platelets are parts of your blood that stick together to help form a clot. The stickier your platelets are, the greater your chance of having a heart attack. A clot in the wrong place can lead to a heart attack or stroke.
- Trial name
- NCT01731041
- Testing
- Ticagrelor 180mg, Ticagrelor 90mg
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- University of Florida
Coronary Microvascular Dysfunction (CMD), Vasospasm, Coronary
CompREhensive Diagnostic Assessment of Coronary Endothelial Function Impairment and Vasospasm With CoNtinuous ThErmodilution in Patients With Suspected Coronary Microvascular and Vasomotor Dysfunction
The goal of this observational study is to learn more about the diagnosis of coronary endothelium function and coronary vasospasm using a dedicated invasive protocol in patients who has angina without obstruction in their main…
- Trial name
- REDEFINE-CMD (NCT07337005)
- Testing
- Invasive coronary physiological measurements
- Volunteers
- 100 people
- Sponsor
- Mid and South Essex NHS Foundation Trust
Heart Transplantation, Renal Failure
Rapamycin Use in Calcineurin Inhibitor (CNI)-Free Immunosuppression for Stabilization/Improvement of Renal Function After Heart Transplantation
Clinical Problem: Renal insufficiency after heart transplantation caused by cyclosporine medication was addressed. Current therapeutic approaches include cyclosporine reduction or discontinuation.
- Trial name
- NCT00123331
- Testing
- Cyclosporine discontinuation, Rapamycin medication
- Where
- Germany
- Volunteers
- 40 people
- Sponsor
- Heidelberg University
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