Clinical trials: Ventricular Function, Left
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
Tricuspid Atresia, Hypoplastic Left Heart Syndrome
Biomarker Study for Heart Failure in Children With Single Ventricle Physiology
The purpose of this study is to determine if children with heart disease where there is only one pumping chamber("ventricle") have proteins (biomarkers") in the blood that can be used to monitor the function of their heart.
- Conditions
- Tricuspid Atresia, Hypoplastic Left Heart Syndrome, Unbalanced AV Canal
- Trial name
- BHFSVP (NCT00571233)
- Where
- United States
- Volunteers
- 71 people
- Sponsor
- University of California, San Francisco
Heart Block, Heart Block Complete
Effect of Site of Right Ventricular (RV) Pacing on RV Function, Left Ventricular (LV) Dyssynchrony and Contraction Efficiency
To evaluate RV systolic function and LV mechanical dyssynchrony and function in different lead position in the RV during permanent pacemaker implantation by using speckle tracking echocardiography (STE) and 3D volumetric ejection…
- Conditions
- Heart Block, Heart Block Complete, Systolic Function
- Trial name
- NCT06636851
- Testing
- Pacemaker and defibrillator
- Where
- Egypt
- Volunteers
- 52 people
- Sponsor
- South Valley University
Hemodynamic Monitoring
Evaluation of the UltraTrac System as a Non-Invasive Monitor of Hemodynamic Parameters
This study will test the use of the UltraTrac™ system, a small, noninvasive device that uses electrodes on the skin and a small ultrasound sensor to provide measurements of cardiac function in a wide of subjects.
- Trial name
- NCT07862608
- Testing
- Noninvasive Hemodynamic Monitoring System
- Where
- United States
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- AcQumen Medical, Inc.
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
Fontan Procedure, Hypoplastic Left Heart Syndrome
Impact of Vitamin C on Endothelial Function and Exercise Capacity in Fontan-Palliated Patients
In this study, investigators will evaluate the effect of vitamin C on endothelial function, exercise tolerance and quality of life in patients with a single ventricle who have been palliated to Fontan physiology.
- Conditions
- Fontan Procedure, Hypoplastic Left Heart Syndrome, Tricuspid Atresia
- Trial name
- NCT00974025
- Testing
- Vitamin C
- Where
- United States
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- University of Michigan
HIV Infections
Heart Function in HIV-Negative Children Exposed to HIV and HAART
HIV-uninfected children born to HIV+ women have low level heart problems at birth which may predispose them to heart failure, arrythmias and heart attack later in life.
- Trial name
- NCT01107834
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Acute Hypovolemia
Esophageal Echo Assessment of LV Function During Acute Normovolemic Hemodilution Using Crystalloid or Hypertonic Saline
The purpose of this study is to examine how the heart functions when a calculated amount of blood is removed and how two fluids, Lactated Ringer's (considered the standard replacement fluid) and Hypertonic Saline, re-expand the…
- Trial name
- NCT00683007
- Testing
- Volume resuscitation (Crystalloid), Volume resuscitation (Hypertonic Saline Solution)
- Where
- United States
- Volunteers
- 9 people
- Sponsor
- University of California, Davis
Acute Heart Failure With Reduced Ejection Fraction, Decompensation; Heart, Congestive
The FOCUS-ADHF Registry
Acute heart failure (AHF) represents a significant clinical and economic burden due to its impact on patients' quality of life, poor prognosis, and high healthcare costs.
- Conditions
- Acute Heart Failure With Reduced Ejection Fraction, Decompensation; Heart, Congestive, Regurgitation, Mitral
- Trial name
- FOCUS-ADHF (NCT06726109)
- Where
- 4 sites in Belgium, Italy
- Volunteers
- 600 people
- Sponsor
- ASL Città di Torino
Congenital Heart Disease, Thiamine Deficiency
The Role of Thiamine After Transcatheter Closure in Children With Left-to-Right Shunt Congenital Heart Disease
Currently, research on the effect of thiamine administration during transcatheter closure on the structure and function of the left ventricle by examining levels of matrix metalloproteinase-9 and tissue inhibitor of…
- Conditions
- Congenital Heart Disease, Thiamine Deficiency, Patent Ductus Arteriosus, Ventricular Septal Defect
- Trial name
- NCT06298344
- Testing
- Thiamine
- Where
- Indonesia
- Volunteers
- 86 people
- Sponsor
- Universitas Sumatera Utara
RV - Right Ventricular Abnormality, LV Dysfunction
Pediatric Ventricle Function Assessment Study
This study aims to develop a deep learning-based framework for right ventricular (RV) segmentation, prediction of RV fractional area change (FAC), and identification of pediatric RV dysfunction.
- Conditions
- RV - Right Ventricular Abnormality, LV Dysfunction, Pulmonary Hypertension, TOF
- Trial name
- NCT06739057
- Where
- United States
- Volunteers
- 3,993 people, healthy volunteers welcome
- Sponsor
- HBI Solutions Inc.
Cardiomyopathy, Hypertrophic
Prognosis of Subjects With Unexplainable Precordial Deep T-wave Inversion Without Wall Thickness> 15mm
The investigators sought to evaluate the morphological and functional changes and prognosis of participants with unexplainable precordial deep T-wave inversion on ECG and with apical thickness less than 15mm.
- Trial name
- NCT02692508
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Chinese Academy of Medical Sciences, Fuwai Hospital
Heart Diseases
Evaluation of Left Ventricular Volumes by Real-Time 3-Dimensional Echocardiography
Quantitative measurements of left ventricular volume and ejection fraction are useful in the management of patients with heart disease.
- Trial name
- NCT00001740
- Where
- United States
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Left Ventricular Hypertrophy
Postnatal Steroids Effects on Cardiac Function in Extremely Preterm
Hypothesis/Study question In infants born at less than 29 weeks of estimated gestational age, what are the effects of dexamethasone use on cardiac structure/performance and lung water content? Study objectives To measure effects…
- Trial name
- SPEC (NCT04644094)
- Testing
- Echocardiography (ECHO) and lung ultrasound (LUS) studies before and after Dexamethasone administration
- Where
- Canada
- Volunteers
- 21 people
- Sponsor
- McGill University Health Centre/Research Institute of the McGill University Health Centre
Hypoplastic Left Heart, Congenital Heart Disease
Cardiac Biomarkers in Patients With Single Ventricle Physiology
All neonates with congenital heart disease undergoing stage one palliation (Norwood procedure, Damus-Kaye-Stansel procedure) at Texas Children's Hospital will be regularly monitored for B-type natriuretic peptide (BNP) and…
- Conditions
- Hypoplastic Left Heart, Congenital Heart Disease, Cyanotic Congenital Heart Disease, Cardiac Disease
- Trial name
- NCT03678909
- Testing
- Norwood Palliation / DKS / Damus-Kaye-Stansel procedure
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- Baylor College of Medicine
Hypoplastic Left Heart Syndrome, Single Ventricle
Cardiac Stem/Progenitor Cell Infusion in Univentricular Physiology (APOLLON Trial)
The purpose of this study is to evaluate the efficacy and safety of intracoronary injection of JRM-001 after reconstructive surgery in pediatric patients with functional single ventricle
- Trial name
- APOLLON (NCT02781922)
- Testing
- Autologous cardiac stem cells (JRM-001)
- Where
- 4 sites in Japan
- Volunteers
- 40 people
- Sponsor
- Metcela Inc.
Left Ventricular Dysfunction
Insulin Cardioplegia for Poor Left Ventricular Function
The purpose of this investigation is to develop a means to improve the recovery of cardiac metabolism and ventricular function following coronary artery bypass surgery (CABG) in patients with poor preoperative ventricular…
- Trial name
- NCT00188994
- Testing
- Insulin Cardioplegia
- Where
- Canada
- Volunteers
- 800 people
- Sponsor
- University Health Network, Toronto
Dilated Cardiomyopathy
Effect of Allopurinol on Left Ventricular Function in Children With Dilated Cardiomyopathy
The aim of this study is to detect effect of allopurinol supplementation in pediatric patients with dilated cardiomyopathy.
- Trial name
- NCT05193838
- Testing
- Allopurinol Tablet
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Assiut University
Hypertrophic Cardiomyopathy
Pirfenidone to Treat Hypertrophic Cardiomyopathy
This study will examine the effectiveness of the drug pirfenidone (Deskar) in improving heart function in patients with hypertrophic cardiomyopathy (HCM).
- Trial name
- NCT00011076
- Testing
- Pirfenidone
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Melatonin, Left Ventricular Function
Melatonin Effects on the Left Ventricular Function in Neonates With Persistent Pulmonary Hypertension
This study aimed to evaluate the effect of melatonin on the left ventricular function in neonates with persistent pulmonary hypertension
- Conditions
- Melatonin, Left Ventricular Function, Neonates, Persistent Pulmonary Hypertension
- Trial name
- NCT07090720
- Testing
- Melatonin
- Where
- Egypt
- Volunteers
- 80 people
- Sponsor
- Tanta University