Clinical trials: Cardiac Flow
Congenital Heart Disease
HFNC vs NIPPV Following Extubation
This study has the goal to determine the best method of respiratory support following extubation after cardiac surgery (CS). After cardiac surgery for Congenital Heart Disease (CHD), patients remain intubated until the cardiac…
- Trial name
- NCT05869825
- Testing
- High Flow Nasal Canula following extubation, Non-Invasive Positive Pressure Ventilation following extubation
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- Emory University
Atherosclerosis, Inflammatory Activity in Coronary Arteries
Exploratory Study of Coronary Flow Reserve Measurements, a Non-Invasive Method for Coronary Function Measurements
The aim of this study is to investigate whether the non-invasive ultrasound method for assessment of coronary blood flow, transthoracic Doppler echocardiography-coronary flow reserve (TTDE-CFR), can be used to measure drug…
- Trial name
- NCT00783042
- Testing
- Rosuvastatin
- Where
- Sweden
- Volunteers
- 80 people
- Sponsor
- AstraZeneca
Cardiopulmonary Bypass, Obese Patients
Optimized Cardiopulmonary Bypass Flow Strategy Based on Ideal Body Weight in Obese Patients Undergoing Cardiac Surgery
Cardiopulmonary bypass (CPB) pump flow is typically calculated according to body surface area (BSA) derived from actual body weight and temperature, following the 2024 European guidelines recommending an indexed flow of 2.4…
- Trial name
- IDEALFLOW (NCT07917494)
- Testing
- cardiopulmonary bypas, Anticoagulation
- Where
- France
- Volunteers
- 184 people
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Coronary Artery Disease
User Evaluation Study of SyncVision System With Software v4.X
This is a prospective, single-arm, unblinded, case observation study evaluating a commercially released 'Conformité Européenne' (CE)-mark co-registration software system along-side of a commercially- released CE-mark coronary…
- Trial name
- Prepare II (NCT02915991)
- Where
- 2 sites in Israel
- Volunteers
- 35 people
- Sponsor
- Volcano Corporation
Coronary Disease
The REAL Registry for Utilization of iFR in Assessing Coronary Stenoses
The purpose of this registry is to collect real life information and to document the performance and user friendliness of iFR in daily diagnostic practice and treatment strategies for MVD patients undergoing cardiac…
- Trial name
- DEFINE REAL (NCT02281110)
- Testing
- iFR/FFR
- Where
- Belgium
- Volunteers
- 500 people
- Sponsor
- Volcano Corporation
Cardiac Surgery
Relationship Between Microcirculatory Flow Alterations and Tissue Metabolism
The purpose of this study is to correlate microcirculatory flow and rectal anaerobe cellular CO2 production in patients after cardiac surgery. The hypothesis is that such a correlation exists.
- Trial name
- NCT00547859
- Where
- Netherlands
- Volunteers
- 30 people
- Sponsor
- Frisius Medisch Centrum
Angina Pectoris, Atherosclerosis
Danish Study of Non-Invasive Diagnostic Testing in Coronary Artery Disease 3
In a cohort of symptomatic patients referred to coronary computed tomography angiography (CCTA), the investigators aim is: 1. To investigate and compare the diagnostic precision of Rubidium Positron Emission Tomography (Rb PET)…
- Conditions
- Angina Pectoris, Atherosclerosis, Coronary Artery Disease, Myocardial Ischemia
- Trial name
- Dan-NICAD 3 (NCT04707859)
- Testing
- Head to head comparison: Rubidium vs 15O-water PET
- Where
- Denmark
- Volunteers
- 1,000 people
- Sponsor
- University of Aarhus
Persistent Atrial Fibrillation, Longstanding Persistent Atrial Fibrillation
FLOW EVAL-AF: FLOW Mapping Electrogram VALidation in Patients With Persistent Atrial Fibrillation
FLOW EVAL-AF is a prospective, observational, single center pilot trial. The FLOW EVAL-AF trial is designed to identify driver sources in patients with persistent or longstanding persistent AF using EGF mapping and describe the…
- Conditions
- Persistent Atrial Fibrillation, Longstanding Persistent Atrial Fibrillation, Atrial Fibrillation, Persistent, Arrhythmias, Cardiac
- Trial name
- FLOW EVAL-AF (NCT06260670)
- Testing
- Electrographic Flow™ Mapping using Ablamap® Software and FIRMap™ Catheter
- Where
- Germany
- Volunteers
- 10 people
- Sponsor
- Ablacon, Inc.
Acute Coronary Syndrome:, Non ST Elevation Myocardial Infarction
Assessment of Coronary Flow Reserve by Doppler Flow Wire in Patients With Acute Coronary Syndrome Undergoing Percutaneous Coronary Intervention Differences Between the Loading Dose of Ticagrelor and Clopidogrel
The administration of these drugs is realized according to the European Society of Cardiology guidelines. All patients will be pretreated with aspirin 300 mg orally, heparin iv to maintain an activated clotting time of >250 sec…
- Conditions
- Acute Coronary Syndrome:, Non ST Elevation Myocardial Infarction, ST Elevation Myocardial Infarction, Unstable Angina
- Trial name
- NCT02032290
- Testing
- Assessment of Coronary Flow Reserve, Percutaneous coronary intervention, ticagrelor loading
- Where
- Italy
- Volunteers
- 88 people
- Sponsor
- Azienda Policlinico Umberto I
Coronary Heart Disease
Safety and Efficacy of DCB Therapy for ISR Under the Guidance of QFR (UNIQUE-DCB-II Study )
In 1970, the first percutaneous balloon coronary angioplasty opened a new chapter of interventional therapy. However, the incidence of intracoronary restenosis was about 30%.
- Trial name
- NCT04119986
- Testing
- drug coated balloon, drug eluted stent
- Where
- China
- Volunteers
- 220 people
- Sponsor
- Nanjing First Hospital, Nanjing Medical University
De Novo Stenosis, Coronary Artery Disease
Paclitaxel-Coated Balloon Versus Zotarolimus-Eluting Stent for Treatment of De Novo Coronary Artery Lesions
Coronary restenosis has been one of the main reasons affecting the prognosis of patients with coronary artery disease (CAD) after percutaneous coronary intervention (PCI).
- Conditions
- De Novo Stenosis, Coronary Artery Disease, Percutaneous Coronary Intervention
- Trial name
- CAGE-FREEIII (NCT05209412)
- Testing
- Lepu Paclitaxel coated balloon, Resolute Integrity Zotarolimus eluting stents, Aspirin
- Where
- China
- Volunteers
- 370 people
- Sponsor
- Xijing Hospital
Stenoses, Ischaemia
Visual Estimation of Coronary Fractional Flow Reserve From High-definition Computed Tomographic Coronary Angiography
The identification of abnormal narrowing of a blood vessel from non-invasive coronary angiography remains an exciting goal. While Computed Tomography (CT) has established a clear role in patients it retains some limitations.
- Trial name
- NCT02179957
- Where
- United Kingdom
- Volunteers
- 85 people
- Sponsor
- University Hospital Plymouth NHS Trust
Ischemic Heart Disease
Myocardial Perfusion Imaging by Combined 15O-H2O PET and MR
The trial will include 75 patients with evident or suspected ischemic heart disease refered to Department of Nuclear Medicine \& PET Centre, Aarhus University Hospital, for perfusion imaging by 15O-H2O PET/CT scan of the heart…
- Trial name
- PREFER (NCT04940247)
- Where
- Denmark
- Volunteers
- 73 people
- Sponsor
- University of Aarhus
Cardiac Surgery, Cardiac Surgery Requiring Cardiopulmonary Bypass
Clinical Outcomes Between Pulsatile and Non-Pulsatile Flow During Cardiopulmonary Bypass
The aim of this prospective, randomized study was to compare clinical outcomes of Pulsatile and non-pulsatile flow during Cardiopulmonary Bypass.
- Trial name
- NCT07009730
- Testing
- Bypassing Agents
- Where
- Nepal
- Volunteers
- 80 people
- Sponsor
- Tribhuvan University Teaching Hospital, Institute Of Medicine.
Aortic Valve Stenosis
accuRate Evaluation of Benefit With Optimal Medical Treatment With or Without Transcatheter Valve Repair of PARADOXical Low Flow Low Gradient Aortic Stenosis
Aim of this study is to evaluate whether microsurgical repair or replacement of the aortic valve is a treatment option for a subgroup of patients suffering from aortic Stenosis.
- Trial name
- REBOOT-PARADOX (NCT03863132)
- Testing
- TAVR
- Where
- Germany
- Volunteers
- 120 people
- Sponsor
- IHF GmbH - Institut für Herzinfarktforschung
Coronary Artery Disease, Stable Angina
MR INFORM - MR Perfusion Imaging to Guide Management of Patients With Stable Coronary Artery Disease
The purpose of this study is to determine if MR Perfusion Imaging is non-inferior to coronary angiography with measurement of Fractional Flow Reserve (FFR) in guiding management of patients with stable chest pain.
- Conditions
- Coronary Artery Disease, Stable Angina, Myocardial Ischaemia
- Trial name
- NCT01236807
- Testing
- MR perfusion guidance, FFR guidance
- Where
- United Kingdom
- Volunteers
- 915 people
- Sponsor
- King's College London
Heart Diseases, Cardiovascular Diseases
Trial Evaluating New Strategy in the Functional Assessment of 3-vessel Disease Using SYNTAXII Score in Patients With PCI
Clinical study that aims to evaluate a new strategy using the SYNTAX II Score calculator in the functional assessment of patients with new coronary 3-vessel-disease who undergo percutaneous coronary intervention (PCI)
- Conditions
- Heart Diseases, Cardiovascular Diseases, 3 Vessel Coronary Artery Disease
- Trial name
- NCT02015832
- Testing
- Coronary stent, Multi Slice Computed Tomography, instantaneous wave-free ratio
- Where
- 22 sites in Netherlands, Poland and 2 more
- Volunteers
- 454 people
- Sponsor
- ECRI bv
Cardiac Output, Low, Cardiac Output, High
Echo FLOW Versus (Non-)Invasive Haemodynamics
Rationale: Diligent fluid management is instrumental to improve postoperative outcome, cost and quality of care. Objective: To determine the accuracy of brachial, femoral and carotid blood flow measurement with ultrasound…
- Trial name
- EFLOW (NCT04593797)
- Testing
- carotid blood flow measurement with ultrasound
- Where
- Netherlands
- Volunteers
- 20 people
- Sponsor
- Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA)
Obstructive Sleep Apnea (OSA)
Heart and Brain Blood Flow in Obstructive Sleep Apnea
Obstructive sleep apnea causes repeated pauses in breathing during sleep. Breathing efforts against an occluded airway may change how blood flows through the heart and how blood drains from the brain.
- Trial name
- OSA4DFlow (NCT07913269)
- Where
- 2 sites in Denmark
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
ST-Segment Elevation Myocardial Infarction (STEMI), No-Reflow Phenomenon
Adenosine Pre-Medication in Primary Percutaneous Coronary Intervention
Primary objective of the study is to evaluate the impact of adenosine pre-medication on incidence of slow flow/no-reflow after primary percutaneous coronary intervention.
- Conditions
- ST-Segment Elevation Myocardial Infarction (STEMI), No-Reflow Phenomenon, Coronary Slow Flow, Acute Myocardial Infarction
- Trial name
- AMPACT (NCT07536802)
- Testing
- Adenosine pre-medication, Standard care
- Where
- 2 sites in Pakistan
- Volunteers
- 1,148 people
- Sponsor
- National Institute of Cardiovascular Diseases, Pakistan
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