Clinical trials: Heart Chambers
Atrial Fibrillation, Stroke
Philips Intracardiac Echocardiography (ICE) Clinical Registry
The purpose of this observational registry is to report real-world safety and performance of VeriSight for ultrasound guided ICE imaging in percutaneous cardiac intervention procedures when used in standard clinical practice.
- Conditions
- Atrial Fibrillation, Stroke, Valve Disease, Heart, Atrial Septal Defect
- Trial name
- NCT04950192
- Testing
- ICE Image guidance
- Where
- 5 sites in United States
- Volunteers
- 155 people
- Sponsor
- Philips Clinical & Medical Affairs Global
Atrioventricular Block, Sick Sinus Syndrome
AV Delay Optimization vs. Intrinsic Conduction in Pacemaker Patients With Long PR Intervals
This is a randomized, prospective clinical trial to determine the effects of two different pacemaker atrioventricular delay (AV delay) settings on heart function in patients with dual chamber pacemakers implanted for symptomatic…
- Conditions
- Atrioventricular Block, Sick Sinus Syndrome, Symptomatic Bradycardia, Cardiac Arrhythmia
- Trial name
- AV Delay (NCT02154750)
- Testing
- Long, fixed AV delay, Short, optimized AV delay
- Where
- United States
- Volunteers
- 23 people
- Sponsor
- University of California, San Diego
Cardiac Catheterization, Blood Pressure
Noninvasive Real-time Intracardiac Pressure Measurements Using Subharmonic Ultrasound
This study will use contrast echocardiography to assess the accuracy of a new non-invasive imaging method for subharmonic aided pressure estimation (SHAPE) compared to simultaneously acquired intra-cardiac pressures measured…
- Conditions
- Cardiac Catheterization, Blood Pressure, Heart Ventricles, Echocardiography
- Trial name
- NCT03245255
- Testing
- Sonazoid
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- Thomas Jefferson University
Ventricular Tachycardia, Ventricular Fibrillation
DATAS: The Dual Chamber & Atrial Tachyarrhythmias Adverse Events Study
The Dual Chamber \& Atrial Tachyarrhythmias Adverse Events Study (DATAS) was designed to analyze the ability of dual chamber ICDs, to reduce clinically significant adverse events as compared to single chamber ICD in a non…
- Conditions
- Ventricular Tachycardia, Ventricular Fibrillation, Defibrillators, Implantable
- Trial name
- DATAS (NCT00157820)
- Testing
- Single Chamber Implantable Cardioverter Defibrillator, Dual Chamber implantable cardioverter defibrilator
- Volunteers
- 354 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Heart Failure
Chronicle Offers Management to Patients With Advanced Signs and Symptoms of Heart Failure (COMPASS-HF)
COMPASS-HF was a prospective, two-arm, randomized (1:1), multi-center, parallel controlled study. The purpose of the randomized study was to test the safety of an implantable hemodynamic monitor (IHM) and pressure sensor lead.
- Trial name
- NCT00643279
- Testing
- Chronicle Implantable Hemodynamic Monitor, Standard of Care
- Where
- 28 sites in United States
- Volunteers
- 277 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Scar-related Atrial Tachycardia, Persistent Atrial Fibrillation
A Study of Intracardiac Ultrasound With the NUVISION NAV Ultrasound Catheter
The purpose of this study is to assess the performance and safety of using the investigational catheter.
- Conditions
- Scar-related Atrial Tachycardia, Persistent Atrial Fibrillation, Paroxysmal Atrial Fibrillation, Ventricular Tachycardia
- Trial name
- NCT05970120
- Testing
- NUVISION NAV Ultrasound Catheter
- Where
- 3 sites in Croatia, Israel and 1 more
- Volunteers
- 30 people
- Sponsor
- Biosense Webster, Inc.
AtrioVentricular Nodal Reentrant Tachycardia, Supraventricular Tachycardia
Intracardiac CrYoablation for AtrioVentricular Nodal Reentrant Tachycardia
ICY-AVNRT (Intracardiac CrYoablation for AtrioVentricular Nodal Reentrant Tachycardia) is a prospective multi-center, nonrandomized, single arm, controlled, unblinded, investigational clinical study.
- Conditions
- AtrioVentricular Nodal Reentrant Tachycardia, Supraventricular Tachycardia, Heart Disease
- Trial name
- NCT01426425
- Testing
- Freezor Xtra Cryoablation Catheter
- Where
- 34 sites in United States, Canada
- Volunteers
- 572 people
- Sponsor
- Medtronic Cardiac Ablation Solutions
Ventricular Tachycardia, Atrial Fibrillation
AVAI: Atrial Ventricular Arrythmia Incidence
The purpose of this observational study is to collect data regarding the population of patients implanted with St. Jude Medical ICD.
- Trial name
- AVAI (NCT00832975)
- Where
- 2 sites in Spain
- Volunteers
- 157 people
- Sponsor
- Abbott Medical Devices
Arrhythmias, Cardiac
Full Early Atrial Diagnostics in Single Chamber ICD Patients Using the DX Lead and Home Monitoring in Brazil.
To demonstrate the value and benefits of BIOTRONIK's exclusive DX technology in assessing the incidence of supraventricular arrhythmias, mainly atrial fibrillation (AF), in patients with an indication for single chamber ICDs.
- Trial name
- SAFE-DX-Home (NCT04869527)
- Testing
- BIOTRONIK ICDs with DX Technology
- Where
- 2 sites in Brazil
- Volunteers
- 56 people
- Sponsor
- Biotronik SE & Co. KG
Heart Failure
Reducing Decompensation Events Utilizing Intracardiac Pressures in Patients With Chronic Heart Failure (HF) (REDUCEhf)
The purpose of this clinical research study is to evaluate the safety and effectiveness of the investigational implantable hemodynamic monitor (IHM), and of the IHM in combination with an implantable cardioverter defibrillator…
- Trial name
- REDUCEhf (NCT00354159)
- Testing
- Implantable Hemodynamic Monitor (Chronicle® IHM), and IHM in combination with single chamber ICD (Chronicle ICD)
- Where
- 52 sites in United States
- Volunteers
- 442 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Ventricular Tachycardia, Ischemic Cardiomyopathy
Contrast ICE for Myocardial Scar in VT Ablations
There is a high correlation between scar areas identified by contrast-enhanced ICE and scar areas identified by conventional electroanatomic mapping.
- Trial name
- NCT03212326
- Testing
- Perflutren Lipid Microsphere Intravenous Suspension [DEFINITY]
- Volunteers
- 24 people
- Sponsor
- Weill Medical College of Cornell University
Atrial Fibrillation
Study to Evaluate the Effect of Ranolazine and Dronedarone When Given Alone and in Combination in Patients With Paroxysmal Atrial Fibrillation
The primary objective of this study is to evaluate the effect of ranolazine and of low-dose dronedarone when given alone and in combination at different dose levels on atrial fibrillation burden (AFB) over 12 weeks of treatment.
- Trial name
- HARMONY (NCT01522651)
- Testing
- Ranolazine, Dronedarone
- Where
- 50 sites in United States, Germany and 5 more
- Volunteers
- 134 people
- Sponsor
- Gilead Sciences
Bradycardia, Sinus Node Dysfunction
ImageReady(TM) MR Conditional Pacing System Clinical Study
The objective of the SAMURAI Clinical Study is to collect data to confirm the safety, performance and effectiveness of the ImageReady System for use in the Magnetic Resonance Imaging (MRI) environment when used in accordance with…
- Trial name
- SAMURAI (NCT01781078)
- Testing
- MRI, ImageReady System implant
- Where
- 41 sites in United States, Australia and 5 more
- Volunteers
- 363 people
- Sponsor
- Boston Scientific Corporation
Cardiac Pacemaker, Artificial, Cardiac Rhythm Disorder
Aveir DR i2i Study
Prospective, non-randomized, multi-center, international study designed to evaluate the safety and effectiveness of the Aveir™ Dual-Chamber (DR) Leadless Pacemaker system.
- Conditions
- Cardiac Pacemaker, Artificial, Cardiac Rhythm Disorder, Bradycardia
- Trial name
- NCT05252702
- Testing
- Aveir DR Leadless Pacemaker System
- Where
- 78 sites in United States, Austria and 11 more
- Volunteers
- 464 people
- Sponsor
- Abbott Medical Devices
Atrial Fibrillation, Paroxysmal AF
CARTO® 3 System and Real Time Intracardiac Ultrasound
This is a prospective, multicenter, non-randomized observational study of subjects 18 years and older undergoing RF ablation with drug refractory recurrent symptomatic paroxysmal Atrial Fibrillation (AF).
- Trial name
- IUAF (NCT01716663)
- Testing
- Catheter Ablation
- Where
- 26 sites in United States
- Volunteers
- 234 people, healthy volunteers welcome
- Sponsor
- Biosense Webster, Inc.
Ischemia
Intracardiac T-wave Alternans and Ischemia
T-wave alternans is a test that looks at microvolt changes in the T-wave on a beat to beat basis. The presence or absence of such changes has been shown to predict or exclude future arrhythmic events.
- Trial name
- NCT00669552
- Testing
- Percutaneous coronary intervention
- Where
- United States
- Volunteers
- 11 people
- Sponsor
- Columbia University
Coronary Artery Disease, Healthy Participants
A Study to Evaluate BMS-986141 Added on to Aspirin or Ticagrelor or the Combination, on Thrombus Formation in a Thrombosis Chamber Model in Participants With Stable Coronary Artery Disease and Healthy Participants
The purpose of this study is to assess the effectiveness, safety and tolerability of BMS-986141 added on to aspirin or ticagrelor or the combination on thrombus formation in both healthy participants and participants with stable…
- Trial name
- NCT05093790
- Testing
- Ticagrelor, BMS-986141, Aspirin
- Where
- United Kingdom
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Bristol-Myers Squibb
Ventricular Tachycardia, Ventricular Fibrillation
The Use of Dual Chamber ICD With Special Programmed Features to Lower the Risk of Inappropriate Shock
The RAPTURE Study will determine whether dual chamber defibrillators with atrial prevention and termination therapies, minimized ventricular pacing, and remote monitoring will reduce the rate of inappropriate shocks and improve…
- Conditions
- Ventricular Tachycardia, Ventricular Fibrillation, Atrial Fibrillation, Supraventricular Tachycardia
- Trial name
- RAPTURE (NCT00787800)
- Testing
- Dual Chamber ICD, Single Chamber ICD
- Where
- 4 sites in United States, Israel
- Volunteers
- 100 people
- Sponsor
- Mayo Clinic
Acute Myocardial Infarction
Effects of Cardiac Rehabilitation on High Mobility Group Box-1 Levels After Acute Myocardial Infarction
This purpose of this study is to examine the relationship between HMGB-1 and postinfarction predictors of outcome such as cardiopulmonary and echocardiographic parameters before and after a 6-month exercise-based cardiac…
- Trial name
- NCT00755131
- Testing
- Exercise-based Cardiac Rehabilitation program
- Where
- Italy
- Volunteers
- 75 people
- Sponsor
- Federico II University
Atrial Fibrillation, Atrial Flutter
Comparison of Intracardiac Echocardiography and Transesophageal Echocardiography
The presence of intracardiac thrombi and their propensity for systemic embolism is a major concern in patients with atrial fibrillation (AF) and atrial flutter (AFL) undergoing cardioversion and ablation procedures.
- Trial name
- ICE-TEE (NCT02213666)
- Testing
- Intracardiac Imaging
- Where
- United States
- Volunteers
- 72 people
- Sponsor
- Elad Anter