Clinical trials: Cardiac Flow, open to volunteers
Critical Illness, Pediatric Critical Illness
Brain Blood Flow and Cerebral Autoregulation Monitoring in Critically Ill Children
This study uses a non-invasive (external) ultrasound test called Transcranial Doppler (TCD) to measure how blood flows through the major arteries of the brain of children receiving care in the Pediatric Intensive Care Unit…
- Conditions
- Critical Illness, Pediatric Critical Illness, Respiratory Failure, Traumatic Brain Injury
- Trial name
- NCT07613918
- Testing
- Transcranial Doppler
- Where
- United States
- Volunteers
- 125 people
- Sponsor
- University of Wisconsin, Madison
Urinary Bladder, Overactive
The Effect of Nighttime Mirabegron, Solifenacin, Tolterodine, or Oxybutynin on Nocturia, Sexual Function, Autonomic Function, and Lower Urinary Tract Blood Flow Perfusion in Women With Overactive Bladder Syndrome: Randomized Controlled Trial
The optimal medication for women with nocturia remains uncertain. This clinical trial aimed to determine the most effective medication for women with overactive bladder and nocturia.
- Trial name
- NCT07114640
- Testing
- Mirabegron 25mg, Solifenacin 5 mg, Tolterodine 4 mg
- Where
- Taiwan
- Volunteers
- 220 people
- Sponsor
- Far Eastern Memorial Hospital
Microvascular Angina
Sex Difference of Coronary Microvascular Dysfunction in Patients With Non-obstructive Coronary Artery Disease
Sex difference of coronary microvascular dysfunction evaluated by coronary flow reserve will be assessed in patients with non-obstructive coronary artery disease
- Trial name
- NCT06076551
- Testing
- Adenosine stress echocardiography
- Where
- South Korea
- Volunteers
- 300 people
- Sponsor
- Korea University Anam Hospital
Cardiogenic Shock
Optimal ECMO Flow in the Critical Phase of Cardiogenic Shock to Optimize Peripheral Organ Perfusion and Myocardial Stress
Veno-arterial ECMO (VA ECMO) is considered the ultimate lifesaving technique in refractory cardiogenic shock (CS). However, VA ECMO is associated with potentially serious adverse effects and complications.
- Trial name
- ECMO-FLOW (NCT06936839)
- Testing
- Obversation
- Where
- France
- Volunteers
- 55 people
- Sponsor
- University Hospital, Montpellier
Coronary Artery Disease
Computed Tomography-derived Fractional Flow Reserve vs. Angiographic Quantitative Flow Ratio in Management of Patients With Coronary Artery Disease
This is a multi-center, randomized controlled trial to compare the clinical outcomes between CT-derived fractional flow reserve (CT-FFR) guided strategy and angiography-derived quantitative flow ratio (QFR) guided strategy among…
- Trial name
- CONQUER (NCT07308496)
- Testing
- CT-FFR guided strategy, QFR guided strategy
- Volunteers
- 1,402 people
- Sponsor
- China National Center for Cardiovascular Diseases
Respiratory Failure, Heart Rate Variability (HRV)
Heart Rate VAriability as a MaRker for tItrATing hIgh flOw Nasal Cannula Therapy
High-flow nasal cannula is a type of non-invasive respiratory support that helps patients breathe more comfortably. Because the flow is high, it can deliver more oxygen to the lungs and make breathing easier by reducing the…
- Conditions
- Respiratory Failure, Heart Rate Variability (HRV), High Flow Nasal Cannula
- Trial name
- VARIATION (NCT07518862)
- Where
- Canada
- Volunteers
- 20 people
- Sponsor
- University Health Network, Toronto
Perioperative Bleeding, Coagulopathy During Cardiac Surgery
Flow-Based Platelet Function Assessment Using Total Thrombus-Formation Analysis System (T-TAS) and Early Bleeding After Cardiac Surgery With Cardiopulmonary Bypass (CPB)
The goal of this observational study is to learn how flow-based platelet function measured with the Total Thrombus-formation Analysis System (T-TAS) relates to early postoperative bleeding in adults undergoing cardiac surgery…
- Conditions
- Perioperative Bleeding, Coagulopathy During Cardiac Surgery, Platelet Dysfunction, Cardiac Surgery
- Trial name
- TTAS-CPB (NCT07619261)
- Testing
- Total Thrombus-formation Analysis System (T-TAS)
- Volunteers
- 30 people
- Sponsor
- Hospital de la Santa creu i Sant Pau - Barcelona
Cardiogenic Shock Post Myocardial Infarction
Rapid Microaxial Flow Pump Support and Escalation in Patients With Myocardial Infarction Associated Cardiogenic Shock and Persistent Need of Hemodynamic Support
The aim of this trial is to evaluate whether a structured and time-optimized escalation strategy from a transfemoral microaxial flow-pump (Impella CP™) to the Impella 5.5™ microaxial flow-pump is associated with improved clinical…
- Trial name
- RISE (NCT07655479)
- Testing
- Escalation to more capable microaxial flow-pump (Impella 5.5)
- Where
- 3 sites in Germany
- Volunteers
- 115 people
- Sponsor
- University Hospital of Cologne
Coronary Artery Disease(CAD)
Comparison of Diagnostic Accuracy Between XTR004 PET MPI and the Composite Index of Quantitative Coronary Angiography (QCA) and Fractional Flow Reserve (FFR)
The primary objective of this study is to evaluate the effectiveness of visual reading in XTR004 PET myocardial perfusion imaging (MPI) for detecting restrictive stenosis, using quantitative coronary angiography (QCA) and…
- Trial name
- NCT07439133
- Testing
- XTR004
- Where
- 5 sites in China
- Volunteers
- 395 people
- Sponsor
- Sinotau Pharmaceutical Group
Aortic Stenosis, Severe
Exercise CMR in (p)LF-LG AS
Patient with paradoxical or conventional low-flow low-gradient aortic stenosis on echocardiographic assessment will undergo physiological exercise-stress CMR in addition to guideline recommended surveys prior to TAVR.
- Trial name
- NCT06129799
- Where
- Germany
- Volunteers
- 100 people
- Sponsor
- University of Göttingen
Failure of Fontan Type Circulation, Fenestration
Occlutech AFR Fontan Study
The goal of this observational clinical study look at the safety and effectiveness of the Occlutech Atrial Flow Regulator in the treatment of patients with failing Fontan circulation.
- Conditions
- Failure of Fontan Type Circulation, Fenestration, Univentricular Heart, Congenital Anomaly
- Trial name
- NCT07532369
- Testing
- Occlutech Atrial Flow Regulator Retrospective Data Collection
- Where
- 7 sites in United States
- Volunteers
- 25 people
- Sponsor
- Occlutech International AB
Ischemic Heart Disease
Myocardial Perfusion Imaging by 15O-H2O PET/CT
The trial will include 5000 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
- NCT04451551
- Where
- Denmark
- Volunteers
- 5,000 people
- Sponsor
- University of Aarhus
Coronary Microvascular Dysfunction
A Plant-Based Diet in the Treatment of Coronary Microvascular Dysfunction
This study will evaluate whether a fully provided, unrefined, polyphenol-rich plant-based diet can improve blood vessel function in adults with coronary microvascular dysfunction (CMD), a condition that causes reduced blood flow…
- Trial name
- NCT07821372
- Testing
- Polyphenol-Rich Plant-Based Diet
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Emory University
Coronary Artery Disease, Angina (Stable)
Coronary Sinus Reducer Therapy for Persisting Angina
Refractory angina due to advanced obstructive coronary artery disease (CAD) remains a major clinical problem with limited evidence-based treatment options.
- Trial name
- REDUCE ANGINA (NCT07485985)
- Testing
- Coronary sinus reducer
- Volunteers
- 25 people
- Sponsor
- UMC Utrecht
Coronary Microvascular Disease
Coronary MicrovAscular Diseases Intervention With Compound Danshen Dropping Pills
Objective: To investigate the effect of Compound Danshen Dripping Pills （CDDP）on improving coronary flow reserve（CFR） in patients with coronary microvascular disease (CMVD) and to evaluate their efficacy and safety.
- Trial name
- MAID (NCT07885462)
- Testing
- Compound Danshen Dripping Pills
- Where
- China
- Volunteers
- 496 people
- Sponsor
- Qilu Hospital of Shandong University
Left Bundle-Branch Block, Heart Failure
Absolute Coronary Flow in Patients With Heart Failure With Reduced Ejection Fraction and Left Bundle Branch Block With Cardiac Resynchronization Therapy
Cardiac resynchronization therapy (CRT) is an effective therapeutic strategy in patients with symptomatic heart failure (HF) patients with LVEF of ≤35% and left bundle branch block (LBBB).
- Conditions
- Left Bundle-Branch Block, Heart Failure, Cardiac Resynchronization Therapy, Dilated Cardiomyopathy
- Trial name
- FLOW-LBBB (NCT05564689)
- Testing
- Intracoronary flow and pressure
- Where
- Denmark
- Volunteers
- 60 people
- Sponsor
- Ashkan Eftekhari
Coronary Artery Disease
Intraoperative Ultrasound Assessment of Coronary Artery and Bypass Graft Blood Flow During CABG
This single-centre, prospective observational feasibility and safety study will enrol 190 consecutive adults undergoing elective isolated coronary artery bypass grafting (CABG) at Nanjing Drum Tower Hospital.
- Trial name
- NCT07700524
- Testing
- Intraoperative Ultrasound Blood Flow Measurement
- Where
- China
- Volunteers
- 190 people
- Sponsor
- The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School
ST-Segment Elevation Myocardial Infarction, Multivessel Coronary Artery Disease
The FAVOR V AMI Trial
The FAVOR V AMI study is a prospective, multicenter, blinded, randomized, sham-controlled trial comparing the long-term clinical outcomes of the "Functional and Angiography-derived Strain inTegration (FAST)" technique…
- Conditions
- ST-Segment Elevation Myocardial Infarction, Multivessel Coronary Artery Disease, Percutaneous Coronary Intervention
- Trial name
- NCT05669222
- Testing
- FAST Technique, Angiography
- Where
- China
- Volunteers
- 5,000 people
- Sponsor
- China National Center for Cardiovascular Diseases
Low Flow, Low Gradient Aortic Stenosis
Transcatheter Aortic Valve Replacement in Severe Low Flow, Low Gradient Aortic Stenosis
LOW-TAVR is a real-world, retrospective and prospective, multicenter Italian registry aimed at evaluating the characteristics and clinical outcomes of patients with severe low flow, low gradient aortic stenosis undergoing…
- Trial name
- LOW-TAVR (NCT06589063)
- Testing
- Transcatheter aortic valve replacement
- Where
- Italy
- Volunteers
- 1,350 people
- Sponsor
- University of Salerno
Heart Failure, Ventricular Function, Left
Resistance Exercise With Blood Flow Restriction by Vascular Occlusion on Myocardial Function in Heart Failure With Reduced Ejection Fraction
Exercise is essential in cardiac rehabilitation for heart failure patients.Aerobic training and resistance training are both recommended.
- Trial name
- ERFOCARD (NCT07118410)
- Testing
- Application of a vascular restriction device during resistance training
- Where
- France
- Volunteers
- 38 people
- Sponsor
- Centre Hospitalier Universitaire de Nīmes