Clinical trials: Ventricular
Heart Failure
Model 4195 Left Ventricular (LV) Lead Chronic Performance Study
Evaluate long-term performance of the 4195 LV Lead. This evaluation is based on the number of lead-related complications occuring during the study compared to the number of leads enrolled in the study.
- Trial name
- NCT00869921
- Where
- 67 sites in United States, Canada and 1 more
- Volunteers
- 1,322 people
- Sponsor
- Medtronic
Tachycardia, Ventricular
SMS: Substrate Modification Study in Patients Getting an Implantable Cardioverter Defibrillator (ICD)
The present standard of care for the management of unstable ventricular tachycardia (VT) in the setting of chronic coronary artery disease is the placement of an implantable cardioverter defibrillator (ICD) after the initial…
- Trial name
- SMS (NCT00170287)
- Testing
- ICD Ablation plus VT-ablation, ICD Therapy
- Where
- 7 sites in Denmark, Germany
- Volunteers
- 116 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Myocardial Infarction
Left Atrial Distensibility and Left Ventricular Filling Pressure in Acute Myocardial Infarction
Left atrial volume (LAV) provides the significant prognostic information in the general population and patients with heart disease, including acute myocardial infarction, left ventricular dysfunction, mitral regurgitation…
- Trial name
- NCT01168609
- Testing
- Primary percutaneous coronary intervention
- Where
- Taiwan
- Volunteers
- 521 people
- Sponsor
- Kaohsiung Veterans General Hospital.
Hypertrophic Cardiomyopathy (HCM), Left Ventricular Hypertrophy
AI-Enabled Diagnosis and Prognosis of Hypertrophic Cardiomyopathy
By harnessing artificial intelligence to decode the 12-lead electrocardiogram, the project will enable precise ECG-based phenotyping of hypertrophic cardiomyopathy-accurately classifying septal, apical, and other morphologic…
- Trial name
- NCT07263204
- Where
- China
- Volunteers
- 15,000 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Ventricular Tachycardia, Ventricular Arrythmia
Preventive VT Substrate Ablation in Ischemic Heart Disease
The investigators hypothesize that preventive VT substrate ablation in patients with chronic ICM, previously selected based on imaging criteria (BZC mass) for their likely high arrhythmic risk, is safe and effective in preventing…
- Conditions
- Ventricular Tachycardia, Ventricular Arrythmia, Sudden Cardiac Death, Sudden Cardiac Death Due to Cardiac Arrhythmia
- Trial name
- PREVENT-VT (NCT04675073)
- Testing
- Ventricular tachycardia substrate-based radiofrequency ablation
- Where
- Spain
- Volunteers
- 58 people
- Sponsor
- Centro Medico Teknon
Childhood Central Nervous System Germ Cell Tumor, Childhood Choroid Plexus Tumor
Cilengitide in Treating Children With Refractory Primary Brain Tumors
This phase I trial is studying the side effects and best dose of cilengitide in treating children with recurrent, progressive, or refractory primary CNS tumors.
- Conditions
- Childhood Central Nervous System Germ Cell Tumor, Childhood Choroid Plexus Tumor, Childhood Craniopharyngioma, Childhood Ependymoblastoma
- Trial name
- NCT00063973
- Testing
- cilengitide, laboratory biomarker analysis
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- National Cancer Institute (NCI)
Premature Ventricular Contractions, Ventricular Tachycardia
CHU Dual-Energy Ablation in Ventricular Arrhythmia
The objective of this study is to evaluate the safety of the dual-energy ablation catheter manufactured by Shanghai MicroPort EP Medical Technology Co., Ltd. in the treatment of tachyarrhythmias.
- Trial name
- CHU-VA (NCT07503769)
- Testing
- ablation
- Where
- China
- Volunteers
- 10 people
- Sponsor
- Shanghai MicroPort EP MedTech Co., Ltd.
Aortic Stenosis
TRanscatheter Aortic-Valve Implantation Without On-site Cardiac Surgery
TRACS-PRIME is a prospective, randomized, multicenter clinical trial evaluating whether transcatheter aortic valve implantation (TAVI) can be performed safely and effectively in selected hospitals without on-site cardiac surgery…
- Trial name
- TRACS-PRIME (NCT07604402)
- Testing
- Transcatheter Aortic Valve Implantation
- Where
- 11 sites in Italy
- Volunteers
- 1,612 people
- Sponsor
- University Hospital of Ferrara
Atherosclerosis, Congestive Heart Failure
Dallas Heart Study 2: Return Clinic Visit for the Dallas Heart Study Cohort
The Dallas Heart Study (DHS-1) is a large, multi-ethnic, population-based epidemiological study designed to identify determinants of atherosclerotic heart disease (ASHD) in a representative United States (US) urban environment.
- Conditions
- Atherosclerosis, Congestive Heart Failure, Left Ventricular Hypertrophy, Diabetes Mellitus
- Trial name
- NCT00344903
- Where
- United States
- Volunteers
- 3,400 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Chronic Stable Angina, Unstable Angina
The Role of Alcohol Consumption in the Aetiology of Different Cardiovascular Disease Phenotypes: a CALIBER Study
The association between alcohol consumption and cardiovascular disease (CVD) has mostly been examined using broad endpoints or cause-specific mortality.
- Conditions
- Chronic Stable Angina, Unstable Angina, Coronary Heart Disease Not Otherwise Specified, Acute Myocardial Infarction
- Trial name
- NCT01864031
- Where
- United Kingdom
- Volunteers
- 2,240,000 people
- Sponsor
- University College, London
Heart Failure
Acute Effect of Continuous Positive Airway Pressure in Heart Failure
Acute effects of CPAP on diastolic function in patients with compensated heart failure (CHF) are unknown. The investigators hypothesized that acutely CPAP improves diastolic function, which is associated with increases exercise…
- Trial name
- NCT01088854
- Testing
- CPAP
- Where
- Brazil
- Volunteers
- 2 people
- Sponsor
- UPECLIN HC FM Botucatu Unesp
Atrioventricular Conduction Block
Micra Atrial TRacking Using A Ventricular AccELerometer 2
The purpose of the Micra Atrial TRacking Using A Ventricular AccELerometer 2 (MARVEL 2) study is to demonstrate safe and effective operation of the MARVEL 2 features for providing AV synchronous pacing in patients with normal…
- Trial name
- MARVEL2 (NCT03752151)
- Testing
- MARVEL 2 Algorithm Monitor Mode then Adaptive Mode
- Where
- 12 sites in United States, Austria and 6 more
- Volunteers
- 77 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Atrial Fibrillation (AF), Tachycardia
Evaluation of a Test Algorithm for Use to Analyze ECG Data Collected From a Test Device of a 24-hour Simulated Use Period
The purpose of this study is to demonstrate that the ZywieAI analysis algorithm can be used to analyze ECG data collected from ZywieZ3 devices with non-traditional lead placement over a 24-hour simulated use period by human…
- Conditions
- Atrial Fibrillation (AF), Tachycardia, Bradycardia, PVC - Premature Ventricular Contraction
- Trial name
- NCT07188129
- Testing
- Test Algorithm and Test Device
- Where
- United States
- Volunteers
- 153 people
- Sponsor
- Zywie, Inc.
Heart Failure NYHA Class II, Heart Failure NYHA Class III
CMR T1 Mapping for Diagnosis of Cardiac Amyloidosis
The study aims to test the diagnostic accuracy of T1 mapping for the diagnosis of cardiac amyloidosis prospectively. The hypothesis is that T1 mapping in older patients with symptomatic heart failure, increased LV wall thickness…
- Conditions
- Heart Failure NYHA Class II, Heart Failure NYHA Class III, Heart Failure NYHA Class IV, Heart Failure With Preserved Ejection Fraction
- Trial name
- CMR for CA (NCT04862273)
- Testing
- Native T1 CMR, Web-based ATTR probability estimator (Pfizer, New York), 99mTc-DPD scintigraphy
- Where
- Germany
- Volunteers
- 112 people
- Sponsor
- University of Leipzig
Aortic Stenosis, Multi Vessel Coronary Artery Disease
The TransCatheter Valve and Vessels Trial
The trial objective is to investigate whether Fractional Flow Reserve (FFR)-Guided Percutaneous Coronary Intervention (PCI) and TransCatheter Aortic Valve Implantation (TAVI) strategy for treatment of multivessel disease and…
- Conditions
- Aortic Stenosis, Multi Vessel Coronary Artery Disease, TAVI, CABG
- Trial name
- TCW (NCT03424941)
- Testing
- FFR-guided PCI and TAVI, CABG and SAVR
- Where
- 20 sites in Austria, Denmark and 8 more
- Volunteers
- 172 people
- Sponsor
- Maatschap Cardiologie Zwolle
Sudden Cardiac Death, Prolonged QTc Interval
Smoking and Ventricular Repolarization
Randomized controlled trial of acute use of electronic cigarette or tobacco cigarette on parameters of ventricular repolarization.
- Trial name
- NCT03916341
- Testing
- EC with nicotine, EC without nicotine, control
- Where
- United States
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
Aortic Valve Stenosis
Engager Align Post-market Clinical Study
Purpose To characterize the safety and clinical benefit of the Engager Transcatheter Aortic Valve Implantation System in a real world environment.
- Trial name
- NCT02149654
- Testing
- Engager Transcatheter Aortic Valve Implantation System
- Where
- Netherlands
- Volunteers
- 27 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Right Ventriculaire Dysfunction, Pulmonary Hypertension
Impact Of Using LevosemidanVersus DobutamineOn Right Ventricular Function In AdultPatients Undergoing Elective Valve Replacement Surgery
in this prospective, randomized, controlled double blinded study conducted at Helwan University Hospitals include 52 patients with rheumatic mitral and/or aortic valve disease and pulmonary arterial hypertension at the start of…
- Trial name
- rt side failur (NCT07416331)
- Where
- Egypt
- Volunteers
- 52 people
- Sponsor
- Helwan University
Orthostatic Intolerance
Effects of Age, Sex and Isometric Exercise on Ventricular-Vascular Interactions During Cardiac Unloading
As people get older, especially women, they often feel dizzy or even faint when they go from sitting or lying down to standing up.
- Trial name
- Unload heart (NCT06939153)
- Testing
- LBNP, LBNP + Isometric handgrip exercise
- Where
- United States
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Tracy Baynard
Symptomatic Severe Aortic Stenosis
PARTNER II Trial: Placement of AoRTic TraNscathetER Valves II - High Risk and Nested Registry 7
The purpose of this trial is to determine the safety and effectiveness of the Edwards SAPIEN 3 transcatheter heart valve and delivery systems which are intended for use in patients with symptomatic, calcific, severe aortic…
- Trial name
- PII S3HR/NR7 (NCT03222141)
- Testing
- TAVR Implantation of the THV Prosthesis
- Where
- 40 sites in United States, Canada
- Volunteers
- 583 people
- Sponsor
- Edwards Lifesciences
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