Clinical trials: Cardiovascular Function
Left Ventricular Ejection Fraction, Heart Failure (HF)
REsynchronization Comparison In LBBB and Normal or Mildly Reduced VENTricular Function With CRT (REINVENT-CRT)
Primary Objective - To determine if implantation of a permanent CRT pacing device (with LB-CRT, or conventional BiV-CRT with a coronary sinus LV lead) can improve electromechanical function, HF symptoms, and natriuretic peptide…
- Conditions
- Left Ventricular Ejection Fraction, Heart Failure (HF), Left Bundle-Branch Block
- Trial name
- REINVENT (NCT05652218)
- Testing
- LB-CRT, BIV-CRT
- Where
- 2 sites in United States
- Volunteers
- 21 people
- Sponsor
- Inova Health Care Services
Hypotension, Fontan Physiology
The Hemodynamic Effects of Vasopressin in Patients With Fontan Physiology
The goal of this study is to evaluate if vasopressin can elevate systemic arterial blood pressures without having a significant effect on pulmonary arterial pressures.
- Trial name
- NCT04463394
- Testing
- Vasopressin
- Where
- 2 sites in United States
- Volunteers
- 28 people
- Sponsor
- Stanford University
Tachycardia, Ventricular
Ablation Targets of Scar-related Ventricular Tachycardia Identified by Dynamic Functional Substrate Mapping
This study aims at comparing the recurrence rates of ventricular tachycardia ablated after being mapped by 2 different techniques.
- Trial name
- NCT05086510
- Testing
- Radiofrequency ablation
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Ain Shams University
Heart Failure
3D Assessment of RV Function in Patients Undergoing LVAD Implantation
This goal of this study is to analyze images of the right ventricle taken via 3D transesophageal echocardiography (TEE) during left ventricular assist device (LVAD) implantation.
- Trial name
- NCT05376254
- Where
- Canada
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Alberta
Healthy, Hypercholesterolemia
The Role of Cyclooxygenase Activity in the Endothelial Function of Hypertensive and Hypercholesterolemic Patients
A layer of cells called the endothelium line the walls of blood vessels. These cells produce substances that control the tone of blood vessels and thus control blood flow through the vessel.
- Conditions
- Healthy, Hypercholesterolemia, Hypertension
- Trial name
- NCT00001742
- Where
- United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Cardiac Toxicity, VEGF
Effects of Anti-VEGF Targeted Drugs on Patients' Blood Pressure and Endothelial Function
Explore the effects of anti-VEGF targeted drugs on blood pressure and endothelial function in cancer patients.
- Conditions
- Cardiac Toxicity, VEGF, Endothelial Dysfunction
- Trial name
- NCT04962438
- Testing
- Anti-VEGF
- Where
- China
- Volunteers
- 30 people
- Sponsor
- Peking University Third Hospital
Stroke
Effect of Segmental Muscle Vibration on Upper Extremity Functional Ability Post Stroke
Background and objective: Upper extremity functional impairments are common consequences post stroke. The aim of this study was to investigate the influence of Segmental muscle vibration (SMV) application along with supervised…
- Trial name
- NCT03419793
- Testing
- segmental vibration device, physical therapy exercises
- Volunteers
- 37 people
- Sponsor
- University of Rome Tor Vergata
Diabetes Mellitus, Type 1
Influence of Vitamin D on Vascular Function in Adolescents and Young Adults With Type 1 Diabetes
The purpose of this study is to study the role of low vitamin D levels on the health of blood vessels or vascular function in adolescents and young adults with type 1 diabetes.
- Trial name
- NCT01103817
- Testing
- Vitamin D
- Where
- Canada
- Volunteers
- 33 people
- Sponsor
- The Hospital for Sick Children
Ventricular Dysfunction, Asthma in Children
Evaluation of Cardiac Biomarkers and Ventricular Function in Asthmatic Children
Evaluation of cardiac biomarkers and the left and right ventricular systolic and diastolic function in asthmatic children in Assuit university hospital
- Trial name
- NCT05985720
- Volunteers
- 50 people
- Sponsor
- Assiut University
Coronary Artery Disease, Type 2 Diabetes Mellitus
Arginase Inhibition in Ischemia-reperfusion Injury
The present project is designed to test the hypothesis that arginase contributes to endothelial dysfunction induced by ischemia-reperfusion in patients with coronary artery disease.
- Trial name
- NCT02009527
- Testing
- N-hydroxy-nor-arginine, NaCl
- Where
- Sweden
- Volunteers
- 24 people
- Sponsor
- Karolinska Institutet
Brain Tumor, Brain Pathology
Can we Use Resting-state fMRI and CSD Fiber Tractography for Presurgical Mapping?
This prospective study aims to investigate and validate the use of resting-state functional MRI (rs-fMRI) and high angular resolution diffusion imaging (HARDI), specifically constrained spherical deconvolution (CSD) tractography…
- Conditions
- Brain Tumor, Brain Pathology, Epilepsy, Vascular Malformations, Brain
- Trial name
- NCT06040580
- Where
- Belgium
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Parasympathetic Cardiovascular Function Disorder
Heart Rate Variability and Cardiorespiratory Complications During Ophthalmic Arterial Chemotherapy for Retinoblastoma
A patient undergoing ophthalmic arterial chemosurgery may experience a sudden, profound decrease in lung compliance when the microcatheter is in the ICA or ophthalmic artery.
- Trial name
- NCT03450590
- Where
- South Korea
- Volunteers
- 38 people
- Sponsor
- Seoul National University Hospital
Hypoplastic Left Heart Syndrome, Tricuspid Atresia
Study of Placebo or Bosentan to Treat Patients With Single Ventricle Physiology.
The purpose of this study is to determine whether Bosentan is an effective and safe treatment to adolescent and adult (15 years and older) patients, born with one ventricle of the heart instead of two (single ventricle…
- Conditions
- Hypoplastic Left Heart Syndrome, Tricuspid Atresia, Other Specified Congenital Anomalies of Heart
- Trial name
- TEMPO (NCT01292551)
- Testing
- Bosentan
- Where
- 4 sites in Denmark, Sweden
- Volunteers
- 75 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Obesity, Adolescent Obesity
Exposure to CARDIovascular Risk Assessed by Cardiac Adiposity in oBese adOlescents Eligible to a Residential Long-term Lifestyle Intervention by Diet and eXercise (CARDIBOX)
The high prevalence of childhood obesity is a major public health issue, worldwide. Childhood obesity is associated with a high risk of cardiovascular events in adulthood, but recent studies also point out the development of…
- Trial name
- CARDIBOX (NCT04310371)
- Testing
- 3-month lifestyle intervention
- Where
- France
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University Hospital, Clermont-Ferrand
Cardiovascular Diseases, Coronary Disease
Hostility and Coronary Risk--Role of Weak Vagal Function
To determine whether deficient vagal antagonism of sympathetic nervous system (SNS) actions on the heart contributed to increased coronary heart disease risk in hostile persons.
- Conditions
- Cardiovascular Diseases, Coronary Disease, Heart Diseases, Myocardial Ischemia
- Trial name
- NCT00005337
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Trephined Syndrome, Sinking Skin Flap Syndrome
Prevalence of Trephined Syndrome After Decompressive Craniectomy
Decompressive craniectomy is frequently used to treat increased intracranial pressure or an intracranial mass effect. Trephined Syndrome describes a neurological deterioration, which is attributed to a large craniectomy.
- Conditions
- Trephined Syndrome, Sinking Skin Flap Syndrome, Traumatic Brain Injury, Stroke
- Trial name
- TS (NCT03186157)
- Testing
- Decompressive craniectomy, Cranioplasty
- Where
- Switzerland
- Volunteers
- 41 people
- Sponsor
- University Hospital, Geneva
Stroke
Rehabilitation Team Functioning and Patient Outcomes
The purpose of the study is to determine if 1. Rehabilitation staff can be trained to work better together as a team; and 2. Better team work improves patient outcomes.
- Trial name
- NCT00237757
- Testing
- Information feedback
- Where
- United States
- Volunteers
- 31 people
- Sponsor
- US Department of Veterans Affairs
Lassa Fever
Cardiovascular Function and Ribavirin Pharmacokinetics and Pharmacodynamics in Patients With Lassa Fever
Lassa fever carries a treated mortality in hospitalized patients of up to 50%. Lassa fever is often described as being characterized by vascular leak and shock in the terminal phase, but, whilst animal data supports this, there…
- Trial name
- NCT03889106
- Testing
- Ribavirin
- Where
- Sierra Leone
- Volunteers
- 2 people
- Sponsor
- University of Oxford
Subacute Stroke, Balance Deficits
Effects of Inspiratory Muscle Training and Abdominal Drawing-In Maneuver on Balance, Gait and Pulmonary Function in Stroke Patients
This study examines how Inspiratory Muscle Training (IMT) combined with the Abdominal Drawing-In Maneuver (ADIM) affects balance, gait, and breathing in stroke patients.
- Trial name
- NCT06838871
- Testing
- Inspiratory Muscle Training (IMT) with Abdominal Drawing-In Maneuver (ADIM) training
- Where
- South Korea
- Volunteers
- 20 people
- Sponsor
- Sahmyook University
Stroke
Effect of Qigong on Balance, Fall Efficacy, Wellbeing of People With Stroke in Hong Kong
The purpose of this study is to compare the effects of qigong practice with fitness exercise on balance, fall-efficacy, physical functions, psychological wellbeing and quality of life of stroke survivors.
- Trial name
- NCT02999464
- Testing
- Qigong, Fitness exercise
- Where
- Hong Kong
- Volunteers
- 58 people
- Sponsor
- The Hong Kong Polytechnic University