Clinical trials: Ventricular Function
Dilated Cardiomyopathy
Bone Marrow Derived Adult Stem Cells for Dilated Cardiomyopathy
A randomised, double-blind, placebo-controlled trial to evaluate the role of intracoronary injection of progenitor cells compared to placebo injection in patients with Dilated Cardiomyopathy who have been pre-treated with G-CSF…
- Trial name
- REGEN-DCM (NCT01302171)
- Testing
- granulocyte colony stimulating factor (GCSF), bone marrow mononuclear cells
- Where
- United Kingdom
- Volunteers
- 60 people
- Sponsor
- Barts & The London NHS Trust
Congenital Heart Disease
Endothelin Blockade in Patients With Single Ventricle Physiology
Recent studies have shown beneficial effects of sildenafil in patients with single ventricle congenital heart disease. The purpose of this study is to determine whether Bosentan, a drug with similar effects, will have similar…
- Trial name
- NCT00989911
- Testing
- Bosentan
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- University of California, Los Angeles
Takotsubo Syndrome
Stress-induced Vascular Dysfunction: Evaluation of Endothelial Function in a Cohort of Patients With Takotsubo Syndrome
The aim of this prospective single-center study is to evaluate endothelial function, arterial compliance, sympathetic nervous activity at rest and after mental and physical stress, carotid atherosclerosis, oxidative stress…
- Trial name
- NCT01249599
- Testing
- blood sample analysis
- Where
- Switzerland
- Volunteers
- 44 people
- Sponsor
- University of Zurich
Cardiogenic Shock
Physiology of Unloading VA ECMO Trial
The goal of this clinical trial is to compare the use of veno-arterial extracorporeal membrane oxygenation (VA ECMO) with and without left ventricular (LV) unloading in patients being treated for cardiogenic shock (CS).
- Trial name
- NCT06336655
- Testing
- IABP
- Where
- United States
- Volunteers
- 104 people
- Sponsor
- University of Utah
Cardiac Disease
The Effects of Neurophysiological Facilitation Techniques After Coronary Artery Bypass Graft Surgery
The aim of the study is to investigate the effects of neurophysiological facilitation techniques, applied in addition to Phase I cardiac rehabilitation in the early postoperative period after coronary artery bypass graft (CABG)…
- Trial name
- NCT06640699
- Testing
- exercise
- Volunteers
- 36 people
- Sponsor
- Istanbul University - Cerrahpasa
Hydrocephalus, Cerebral Ventricle
Impact of Cerebral Ventricular Dilatations and Cerebrospinal Fluid Pulsations on Periventricular White Matter in Hydrocephalic Patients
Hydrocephalus is characterized by excessive accumulation of cerebrospinal fluid (CSF) in the ventricles of the brain. One of the forms of hydrocephalus is called "normal pressure", although one of the main signs is precisely an…
- Conditions
- Hydrocephalus, Cerebral Ventricle, Cerebrospinal Fluid, White Matter Fiber
- Trial name
- HYDRODIFF (NCT05825521)
- Testing
- MRI
- Where
- France
- Volunteers
- 80 people
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Collapsed Lung, Hemodynamic Stability
Role of Inhaled Nitric Oxide in Vascular Mechanics and Right Ventricular Function
The aim of this study is to evaluate the role of nitric oxide on pulmonary vasculature and right ventricular function in postoperative cardiac surgery patients.
- Trial name
- NCT06097026
- Testing
- Alveolar recruitment maneuver, Nitric Oxide
- Where
- Spain
- Volunteers
- 54 people
- Sponsor
- Fernando Suarez Sipmann
Dilated Cardiomyopathy
Exercise Stress MRI to Evaluate Aortic Function (Compliance, Distensibility, Pulse Wave Velocity) and Left Ventricular Function : Validation in Healthy Volunteers and in Selected Patients. A Pilot Study.
Detecting abnormalities in the left ventricular mechanical and hemodynamic response to the stress of exercise may offer early diagnostic indicators in patients suffering from valvular disease such as mitral regurgitation.
- Trial name
- NCT02018835
- Testing
- MRI, cardiac echography transthoracic
- Where
- France
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Assistance Publique Hopitaux De Marseille
Iron-deficiency, Ventricular Function
Iron Status and Cardiopulmonary Physiology
This study involved human volunteers undertaking a high-altitude expedition. It assessed changes in physiological parameters of relevance to high-altitude cardiopulmonary physiology.
- Conditions
- Iron-deficiency, Ventricular Function, Pulmonary Vascular Resistance Abnormality, Altitude Hypoxia
- Trial name
- NCT03707249
- Testing
- Ferric Carboxymaltose Injectable Product, Normal Saline 0.9% Infusion Solution Bag
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Royal Centre for Defence Medicine
Lung Diseases
Pressure-controlled vs Volume Controlled Ventilation on RV Function During OLV
The use of pressure controlled ventilation (TV) during one lung ventilation (OLV) for thoracic surgery is associated with comparable oxygenation with volume controlled ventilation (VCV) with added benefits of decreasing airway…
- Trial name
- NCT01763879
- Testing
- The PCV-VCV group, The VCV-PCV group
- Where
- Saudi Arabia
- Volunteers
- 28 people
- Sponsor
- Imam Abdulrahman Bin Faisal University
Aortic Stenosis
The Effects of High Spinal Anesthesia on Heart Function, Stress Response and Pain Control in Aortic Valve Surgery
This study is looking at the effects of high spinal anesthesia (also known as total spinal anesthesia) combined with general anesthesia versus general anesthesia alone on the following: Stress response: Patients undergoing aortic…
- Trial name
- NCT00348920
- Testing
- High Spinal and General Anesthesia
- Where
- Canada
- Volunteers
- 14 people
- Sponsor
- University of Manitoba
Disorder of Pacing Function
3D Echocardiographic Assessment of Epicardial Pacing After Cardiopulmonary Bypass.
This study evaluates the usefulness of 3D echocardiography to guide pacemaker therapy in the operating room in cardiac surgical patients. Each patient will serve as his own control, following a paired design.
- Trial name
- NCT02842762
- Testing
- Right ventricular epicardial pacing, cardiac surgery, 3D TEE
- Where
- Canada
- Volunteers
- 40 people
- Sponsor
- Suzanne Flier, MD
Right Ventricular Dysfunction
Right Ventricular Contractility Reserve Following Repair of Tetralogy of Fallot
Background: Residual pulmonary regurgitation following repair of tetralogy of Fallot, in particular the use of a transannular patch, has been shown to correlate with the development of right ventricular dysfunction.
- Trial name
- TOF-Cond (NCT00557934)
- Testing
- dobutamine
- Where
- Germany
- Volunteers
- 16 people
- Sponsor
- University Hospital Tuebingen
Ventricular Septal Defect
Cardiac Function After Transcatheter VSD Closure
With advances in interventional cardiac catheterization, ventricular septal defect (VSD) could be successfully treated via transcatheter device closure.
- Trial name
- NCT03127748
- Where
- Taiwan
- Volunteers
- 50 people
- Sponsor
- National Taiwan University Hospital
Chronic Kidney Diseases, Left Ventricular Systolic Dysfunction
Early Evaluation of Left Ventricular Systolic Function Impairment in Patients With Chronic Kidney Disease by Multimodal Ultrasonography
The goal of this observational study is to learn about the value of multimodal ultrasound in early detection of left ventricular systolic dysfunction in patients with chronic kidney disease(CKD).
- Trial name
- NCT06221891
- Where
- China
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Fifth Affiliated Hospital, Sun Yat-Sen University
Takotsubo Cardiomyopathy
Sympathetic and Vascular Function in Takotsubo Syndrome
The primary objective of this prospective, observational study is to compare muscle sympathetic nerve activity at rest and during stress between female patients with Takotsubo syndrome and healthy, matched volunteers.
- Trial name
- SAFT (NCT05768542)
- Testing
- Metoprolol Injection, Saline
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Danderyd Hospital
Heart Failure
Hemodynamic Testing Strategies to Assess Pulmonary Hypertension in Heart Failure
The goal of this observational study is to learn about heart function and high lung blood pressure in patients with heart failure.
- Trial name
- NCT05672719
- Testing
- Right Heart Catheterization
- Where
- Canada
- Volunteers
- 74 people
- Sponsor
- Mount Sinai Hospital, Canada
Paroxysmal Supraventricular Tachycardia
Study on Left Atrial Function of Paroxysmal Supraventricular Tachycardia After Radiofrequency Ablation
This study to investigate the effects of RF ablation on left atrial systolic function in patients with atrioventricular nodal reentrant tachycardia (AVNRT) and atrioventricular tachycardia (AVRT).
- Trial name
- NCT03348436
- Testing
- radiofrequency ablation
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Ruiqin xie
Left Ventricular Function Systolic Dysfunction, Left Ventricular Function Diastolic Dysfunction
Cell Therapy in Diabetic Patients With ST-Segment Elevation Myocardial Infarction(STEMI)
The purpose of this study is to investigate the efficacy and mechanism of bone marrow mononuclear cells (BMMNC) transplantation for diabetic and non-diabetic patients with ST-segment elevation myocardial infarction (STEMI)who…
- Conditions
- Left Ventricular Function Systolic Dysfunction, Left Ventricular Function Diastolic Dysfunction, Death, Myocardial Reperfusion Injury
- Trial name
- NCT01307371
- Where
- China
- Volunteers
- 110 people
- Sponsor
- Xijing Hospital
Myocardial Infarction
Stem Cell Therapy to Improve Myocardial Function in Patients With Acute Myocardial Infarction
The purpose of the study is to compare the efficiency of a sorted subpopulation of CD34+/CXCR4+ cells and unselected bone marrow-derived progenitor cells in the treatment of patients with acute myocardial infarction and a low…
- Trial name
- NCT00316381
- Testing
- Autologous bone marrow-derived stem cells
- Where
- 4 sites in Poland
- Volunteers
- 200 people
- Sponsor
- Silesian School of Medicine