Clinical trials: Heart Rhythm Disorders
Disorder of Vitamin C, Atrial Fibrillation
High Dose Vitamin C in Cardiac Surgery Patients
Coronary artery bypass grafting (CABG) is the most common procedure performed by cardiac surgeons. Post-operative atrial fibrillation (AF) is the most common adverse event following CABG, experienced in 20-50% of patients; the…
- Conditions
- Disorder of Vitamin C, Atrial Fibrillation, Complications Due to Coronary Artery Bypass Graft, Heart Valve Disease
- Trial name
- NCT02762331
- Testing
- Ascorbic Acid
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- Virginia Commonwealth University
Heart Failure, Tachyarrhythmia
Master Study of the Acticor/Rivacor ICDs/CRT-Ds and the Plexa ProMRI S DX Lead
Post-Market Clinical Follow-up of the new Cor Family ICDs/CRT-Ds (Acticor, Rivacor) and the new Plexa ProMRI S DX right ventricular lead to provide post-market data and supporting evidence for the clinical safety and performance…
- Trial name
- NCT03891329
- Testing
- Acticor/Rivacor ICDs/CRT-Ds, Plexa S DX
- Where
- 13 sites in Austria, Germany and 5 more
- Volunteers
- 130 people
- Sponsor
- Biotronik SE & Co. KG
Paroxysmal Atrial Fibrillation
Clinical Study for Safety and Acute Performance Evaluation of the THERMOCOOL SMARTTOUCH® SF-5D System Used With Fast Ablation Mode in Treatment of Patients With Paroxysmal Atrial Fibrillation.
The QDOT-FAST study is a prospective, multi-center, non-randomized, interventional clinical study.
- Trial name
- QDOT-FAST (NCT03459196)
- Testing
- THERMOCOOL SMARTTOUCH SF-5D Catheter
- Where
- 7 sites in Austria, Belgium and 2 more
- Volunteers
- 54 people
- Sponsor
- Biosense Webster, Inc.
Atrial Fibrillation, Cardiovascular Disease
Atrial Fibrillation Clopidogrel Trial With Irbesartan for Prevention of Vascular Events (ACTIVE I)
The purpose of this study was to determine if Irbesartan compared to Placebo would reduce the risk of vascular events such as heart attack, stroke, non-cerebral thromboembolic event and death in patients with Atrial Fibrillation…
- Trial name
- ACTIVE I (NCT00249795)
- Testing
- Irbesartan
- Where
- 30 sites in United States, Argentina and 28 more
- Volunteers
- 9,016 people
- Sponsor
- Sanofi
Atrial Fibrillation
Drug Persistence/Adherence in Patients Treated With Dabigatran or VKA for Stroke Prevention in Non Valvular Atrial Fibrillation (SPAF)
1600 AF patients receiving Pradaxa or VKA for stroke prevention will be followed up for 12 months in quarterly visits. Prescriptions, adverse events and (if applicable) reasons for definitive treatment discontinuation will be…
- Trial name
- NCT02240667
- Testing
- Dabigatran etexilate, Vitamin K antagonists
- Where
- Germany
- Volunteers
- 1,506 people
- Sponsor
- Boehringer Ingelheim
Conduction Defect
Subcostal Temporary Extracardiac Pacing Study
Up to 15 subjects will be enrolled to evaluate initial safety and performance of the AtaCor Temporary Pacing System. Safety will be evaluated through analysis of all Adverse Events.
- Trial name
- STEP (NCT04096365)
- Testing
- Subcostal Temporary Extracardiac Pacing Lead
- Where
- Paraguay
- Volunteers
- 12 people
- Sponsor
- AtaCor Medical, Inc.
High Blood Pressure
The Effect of Nebivolol on Endothelial Dysfunction in African Americans With Hypertension
High blood pressure (hypertension) is called the "silent killer" because many people do not know they have it, and do not know when it is well controlled.
- Trial name
- NCT01049009
- Testing
- Nebivolol, Metoprolol XL
- Where
- United States
- Volunteers
- 91 people
- Sponsor
- Emory University
Cardiac Arrest Due to Underlying Cardiac Condition, Ventricular Fibrillation
ACCESS to the Cardiac Cath Lab in Patients Without STEMI Resuscitated From Out-of-hospital VT/VF Cardiac Arrest
To determine if survival to hospital discharge with good neurological outcome for adults ages 18-75 who are resuscitated from out-of-hospital VT/VF cardiac arrest without clinical signs of a heart attack do better by going…
- Conditions
- Cardiac Arrest Due to Underlying Cardiac Condition, Ventricular Fibrillation, Cardiopulmonary Arrest With Successful Resuscitation
- Trial name
- NCT03119571
- Testing
- Initial CCL admission, Initial ICU admission
- Where
- 23 sites in United States, Canada
- Volunteers
- 65 people
- Sponsor
- University of Minnesota
Atrial Fibrillation, Stroke
WATCHMAN Left Atrial Appendage System for Embolic PROTECTion in Patients With Atrial Fibrillation
This is a multi-center, prospective, randomized study, stratified by center, comparing the WATCHMAN device to long term warfarin therapy, demonstrating that the treatment arm is non-inferior to the control arm.
- Trial name
- NCT00129545
- Testing
- WATCHMAN Left Atrial Appendage Closure Technology, Warfarin
- Where
- 62 sites in United States, Czechia and 1 more
- Volunteers
- 800 people
- Sponsor
- Boston Scientific Corporation
Acute Myocardial Infarction
CARISMA : Cardiac Arrhythmias and Risk Stratification After MyoCardial Infarction
The purpose of this study is to assess the incidence of tachy- and bradyarrhythmic episodes in patients with acute myocardial infarction with depressed ventricular function and to determine the predictive value of several…
- Trial name
- NCT00145119
- Where
- Netherlands
- Volunteers
- 312 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Paroxysmal Atrial Fibrillation
REVOLUTION (WFCC-133) - Treatment of Paroxysmal Atrial Fibrillation
The purpose of this study is to assess the safety and effectiveness of the Circular and Crescent Mapping and Ablation catheters and the workflow of the Multi-Electrode Irrigated Pulmonary Vein Isolation System when used for the…
- Trial name
- REVOLUTION (NCT01353586)
- Testing
- nMARQ™ System
- Where
- 8 sites in Belgium, Czechia and 4 more
- Volunteers
- 186 people
- Sponsor
- Biosense Webster, Inc.
Paroxysmal Atrial Fibrillation
LSI (Lesion Index) Workflow Observational Study
This clinical study is a prospective, multicenter, post-market, single-arm, observational study designed to characterize the usage of the Lesion Index (LSI) with the market-released TactiCath Contact Force Ablation Catheter…
- Trial name
- NCT03906461
- Testing
- Radiofrequency Ablation
- Where
- 9 sites in United States, Germany and 3 more
- Volunteers
- 143 people
- Sponsor
- Abbott Medical Devices
Hyperkalemia
POtassium and Cardiac Rhythm Trends in MaintENance HemoDialysis: A Multicenter, Prospective, Observational Study
This study assesses serum potassium and cardiac rhythm trends in subjects with end stage renal disease (ESRD) who are on 3 times weekly maintenance hemodialysis for at least 60 days.
- Trial name
- PORTEND (NCT02609841)
- Testing
- Cardiac rhythm remote monitoring system
- Where
- 9 sites in United States
- Volunteers
- 240 people
- Sponsor
- ZS Pharma, Inc.
Persistent Atrial Fibrillation, Cardiac Arrhythmia
Single Center Pilot Study Using the ECGenius System to Collect Electrogram Data to Test an Ablation Impact Algorithm
To acquire, amplify, digitize, and record atrial intracardiac electrophysiology signals during cardiac electrophysiology studies for the treatment of persistent atrial fibrillation and to use the recorded data to test the…
- Trial name
- NCT05458648
- Testing
- Cardiac Ablation for the treatment of persistent Atrial Fibrillation
- Where
- United States
- Volunteers
- 37 people
- Sponsor
- CathVision ApS
Atrial Fibrillation, Atrial Flutter
A Trial With Dronedarone to Prevent Hospitalization or Death in Patients With Atrial Fibrillation
To assess the efficacy of dronedarone in preventing cardiovascular hospitalization or death from any cause in a population of high-risk patients with atrial fibrillation/atrial flutter (AF/AFL).
- Trial name
- ATHENA (NCT00174785)
- Testing
- dronedarone (SR33589)
- Where
- 37 sites in United States, Argentina and 35 more
- Volunteers
- 4,628 people
- Sponsor
- Sanofi
Atrial Fibrillation, Thoracic Surgery
Colchicine For Prevention of Perioperative Atrial Fibrillation in Patients Undergoing Thoracic Surgery Pilot Study
The purpose of this pilot study is to determine the feasibility of comparing colchicine to placebo for the prevention of new onset atrial fibrillation in patients undergoing general thoracic surgery and establish the foundation…
- Trial name
- COP-AF Pilot (NCT01985425)
- Testing
- Colchicine 0.6 mg
- Where
- 2 sites in Canada
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Population Health Research Institute
Atrial Fibrillation
Evaluation of YouControl-AFib, a mHealth Application for Persons With Atrial Fibrillation
This study is being done to establish the feasibility of performing a clinical trial using a mHealth application named YouControl-AFib designed to improve the cardiovascular health of persons with atrial fibrillation.
- Trial name
- NCT06575348
- Testing
- YouControl-A-Fib mHealth Application
- Where
- United States
- Volunteers
- 51 people
- Sponsor
- University of Wisconsin, Madison
Atrial Fibrillation
Explorative Study of AZD1305 in Atrial Fibrillation Patients
Explorative study in Atrial Fibrillation patients to assess Safety and Pharmacokinetics at initiation of treatment and at steady state
- Trial name
- NCT00643448
- Testing
- AZD1305
- Where
- 18 sites in Denmark, Norway and 4 more
- Volunteers
- 65 people
- Sponsor
- AstraZeneca
Hypoxemia, Arrhythmias
Differences in Morbidity Between a Necessity Endotracheal Suctioning Protocol Versus a Routine Endotracheal Suctioning
Morbidity frequency associated to a endotracheal suctioning is different between a necessity endotracheal suctioning protocol versus a routine endotracheal protocol.
- Conditions
- Hypoxemia, Arrhythmias, Cardiac Arrest, Ventilator Associated Pneumonia
- Trial name
- NCT01069185
- Testing
- Necessity endotracheal suctioning, Routine endotracheal suctioning
- Where
- Colombia
- Volunteers
- 92 people
- Sponsor
- Hospital Pablo Tobón Uribe
Persistent Atrial Fibrillation
CONVERGE - Epi/Endo Ablation For Treatment of Persistent Atrial Fibrillation(AF)
This is a multi-center, open label, randomized pivotal study evaluating the safety and efficacy of the EPi-Sense-AF Guided Coagulation System for the treatment of persistent AF patients, refractory or intolerant to at least one…
- Trial name
- CONVERGE (NCT01984346)
- Testing
- AtriCure EPi-Sense-AF Guided Coagulation System with VisiTrax, Endocardial RF Catheter ablation using Open Irrigated-tip RF Abaltion Catheter with unidirectional or bidirectional steering
- Where
- 27 sites in United States, United Kingdom
- Volunteers
- 170 people
- Sponsor
- AtriCure, Inc.