Clinical trials: Cardiac Flow
Ischemia
Dual Energy CT for Ischemia Determination Compared to "Gold Standard" Non-Invasive and Invasive Techniques
The purpose of this study is determine the diagnostic performance of dual energy computed tomography perfusion for non-invasive assessment of the hemodynamic significance of coronary stenosis, as compared to a direct measurement…
- Trial name
- DECIDE-Gold (NCT02178904)
- Testing
- CT and stress test
- Where
- 5 sites in United States
- Volunteers
- 156 people
- Sponsor
- Weill Medical College of Cornell University
Myocardial Ischemia
Multimodality Investigation of Intermediate Culprit Lesion With Negative FFR in NSTE-ACS
Ten-fifteen percent of acute coronary syndromes without ST-segment elevation (NSTE-ACS) are caused by intermediate lesions without signs of unstable plaque.
- Trial name
- SHERLOCK (NCT03205514)
- Testing
- NSTE-ACS with intermediate stenosis and negative FFR
- Where
- Italy
- Volunteers
- 35 people
- Sponsor
- University Hospital of Ferrara
Obesity, Heart Failure
Sex and Obesity: Effects on Heart Failure Study
Sex has a major impact on myocardial metabolism and blood flow. In those without heart failure men's hearts tend to use proportionally more glucose and women's hearts use more fat and have higher blood flow.
- Trial name
- NCT00776035
- Testing
- PET (Positron Emission Tomography), Echocardiogram, ^15O-water
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- Washington University School of Medicine
Heart Failure
The Role of CVP and EF in Patients With Cardio-renal Syndromes
The aim of the study is to explore association between increased central venous pressure, Ejection Fraction and renal dysfunction (eGFR) in patients with Cardio-Renal Syndromes type 1 and 2.
- Trial name
- RoCVPinCRSs (NCT02792387)
- Testing
- CVP measurement
- Volunteers
- 11 people
- Sponsor
- Tbilisi State University
Coronary Calcification
DCB vs DES for Severe Coronary Calcification After Optimal Modification Assessed by QFR
The goal of this clinical trial is to learn if the short and long term effect of drug coated balloon (DCB) is non-inferior to drug eluting stent (DES) in patients with severe coronary calcification after optimal calcium…
- Trial name
- NCT07277114
- Testing
- rotational atherectomy (RA), excimer laser coronary angioplasty (ELCA), Intravascular Lithotripsy (IVL)
- Where
- China
- Volunteers
- 656 people
- Sponsor
- Shanghai Zhongshan Hospital
Heart Failure and Reduced Ejection Fraction
The Effect of Ozone Treatment on Coronary Flow Reserve in Patients With Heart Failure Having Reduced Ejection Fraction
The goal of this clinical trial is to determine the effect of ozone treatment in heart failurte with reduced ejection fraction. The main questions it aims to answer are: Does ozone treatment have beneficial effects in heart…
- Trial name
- NCT07134972
- Testing
- Ozone treatment
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Ekrem Bilal Karaayvaz
Acute ST-segment Elevation Myocardial Infarction
Prognostic Implication of Angiography-Derived IMR in STEMI Patients
Coronary microcirculatory dysfunction has been known to be prevalent even after successful revascularization of STEMI patients. Previous study presented that index of microcirculatory resistance (IMR) in culprit vessel of STEMI…
- Trial name
- NCT04628377
- Testing
- Angiography-drived Index of Microcirculatory Resistance
- Volunteers
- 333 people
- Sponsor
- Samsung Medical Center
Angina
The Syndrome X-ercise Study SYNDEX
This pilot study evaluates the effect of exercise training on CFR, functional capacity, heart rate variability, endothelial function and quality of life in patients with no obstructive coronary artery disease and angina.
- Trial name
- SYNDEX (NCT02905630)
- Testing
- Exercise training
- Where
- Norway
- Volunteers
- 30 people
- Sponsor
- Helse Stavanger HF
Coronary Artery Disease
Simultaneous Assessment of FFR and SPECT
The overall purpose of this research study is to identify the disparity in ischemia measurement between fractional flow reserve (FFR) used in the cardiac catheterization laboratory and myocardial perfusion stress- single-photon…
- Trial name
- NCT02749045
- Testing
- SPECT imaging
- Where
- United States
- Volunteers
- 27 people
- Sponsor
- Prem Soman
Acute Coronary Syndromes (ACS), NSTEMI - Non-ST-Segment Elevation Myocardial Infarction
The CORE - μFR Clinical Trial
Acute coronary syndromes (ACS) are frequently associated with multivessel coronary artery disease (CAD), and current guidelines recommend complete revascularization beyond the culprit lesion.
- Conditions
- Acute Coronary Syndromes (ACS), NSTEMI - Non-ST-Segment Elevation Myocardial Infarction, STEMI - ST Elevation Myocardial Infarction, Multivessel Coronary Artery Disease
- Trial name
- NCT07598565
- Testing
- Angiography-guided PCI, μFR based-PCI
- Where
- Italy
- Volunteers
- 350 people
- Sponsor
- University of Roma La Sapienza
Diabetes Mellitus
Vascular Markers During OGTT in Diabetics and First-degree Relatives
Arterial stiffness is associated with increased risk for cardiovascular disease. Moreover, the integrity of endothelial glycocalyx plays a vital role in vascular permeability, inflammation and elasticity.
- Trial name
- NCT02244736
- Where
- Greece
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Athens
End Stage Renal Disease, Myocardial Microvascular Disease
Myocardial Microvascular Disease in ESRD
Cardiovascular diseases are the leading cause of mortality in patients with end stage renal disease (ESRD). They often have myocardial ischemia (a major predictor of mortality) on non invasive testing (Stress echocardiography…
- Trial name
- MICROCARD (NCT01291771)
- Testing
- Invasive FFR + CFR measurements are performed during coronary angiography using a pressure guide wire
- Where
- France
- Volunteers
- 30 people
- Sponsor
- Hospices Civils de Lyon
Coronary Artery Disease, Chest Syndrome
CT Stress Myocardial Perfusion, Fractional Flow Reserve and Angiography in Patients With Stable Chest Pain Syndromes
The purpose of the DYNAMITE trial (Dynamic CT stress myocardial perfusion, CT fractional flow reserve (FFR-CT) and coronary CT angiography for optimized treatment strategy in patients with chest pain syndromes) is to determine…
- Conditions
- Coronary Artery Disease, Chest Syndrome, Acute Myocardial Infarction, Heart Failure
- Trial name
- DYNAMITE (NCT04709900)
- Testing
- CT angiography, FFR-CT and stress CT myocardial perfusion
- Where
- Denmark
- Volunteers
- 2,000 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Coronary Disease
Postprocedural Contrast Mediated FFR Plus Intracoronary Infusion of Nitroglycerin in Multivessel Patients (PROMETEUS TRIAL)
the use of pressure wires is the standar of care to evaluate angiographically intermediate coronary lesions, however, limitations in the management of these type of lesions continue to be a challenge for the interventional…
- Trial name
- NCT06273293
- Testing
- Fractional Flow Reserve
- Where
- 4 sites in Spain
- Volunteers
- 150 people
- Sponsor
- Fundación EPIC
Left Ventricular Dysfunction
Cardiac Function and Microcirculation: Type 2 DIABetes and ECHOcardiographic Changes Over Time
The purpose of this study was to investigate the influence of micro- and macrovascular changes on the cardiac function in relation to left ventricular function and coronary arteries during one year in patients with type 2…
- Trial name
- DIABECHO (NCT02956577)
- Where
- Denmark
- Volunteers
- 300 people
- Sponsor
- Svendborg Hospital
Intubation, Cardiovascular Surgical Procedure
Reducing Reintubation Risk in High-Risk Cardiac Surgery Patients With High-Flow Nasal Cannula
The iCAN trial is a pragmatic randomized controlled trial that aims to test the hypothesis that HFNC versus usual care oxygenation strategies applied immediately after initial extubation after cardiac surgery decreases the…
- Trial name
- NCT04782817
- Testing
- Recommendation for high flow nasal cannula oxygen therapy order set, Provider choice usual care order set
- Where
- United States
- Volunteers
- 3,568 people
- Sponsor
- Vanderbilt University Medical Center
Coronary Arterial Disease (CAD)
Non-invasive Detection of Coronary Artery Stenosis
The aim of this viability study is to investigate using a novel medical device, the potential for detecting partial blockages in the arteries within the wall of the heart (coronary artery stenosis).
- Trial name
- NIDCAS (NCT06750016)
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Nilocas
Periodontal Disease (PD), Cardio Vascular Disease
PMPR and Chlorhexidine on Periodontal Disease and Vascular Function
Gum inflammation is called gingivitis. Gum disease, known as periodontal disease, is a long-term inflammation of the gums and bone around teeth, leading to tooth loss.
- Conditions
- Periodontal Disease (PD), Cardio Vascular Disease, Oral-Systemic Link, Vascular Dysfunction
- Trial name
- CHX-PMPR-PERIV (NCT07311512)
- Testing
- Chlorhexidine (0.2%) mouthwash
- Where
- United Kingdom
- Volunteers
- 30 people
- Sponsor
- Mahdi Mutahar
Coronary Artery Disease, Stable Angina
Functional Assessment of Myocardial Ischemia by Intracoronary Electrocardiogram
In patients with chronic stable coronary artery disease (CAD), percutaneous coronary intervention (PCI) targets hemodynamically significant coronary lesions, i.e., those thought to cause inducible ischemia.
- Conditions
- Coronary Artery Disease, Stable Angina, Coronary Artery Stenosis, Ischemia
- Trial name
- FFRicECG (NCT03985241)
- Testing
- Functional Assessment of Myocardial Ischemia by icECG
- Where
- Switzerland
- Volunteers
- 100 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Healthy
Study to Evaluate Subclinical Atherosclerosis (an Early Sign of Heart Disease) in Healthy Adult Immigrant Asian Indians
Previous research has shown that Asian Indians are at relatively high risk for developing diabetes, heart problems and high blood pressure.
- Trial name
- NCT01104597
- Testing
- Flow Mediated Doppler (FMD), Nitroglycerin 0.4 mg sublingual
- Volunteers
- healthy volunteers welcome
- Sponsor
- Northwell Health
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