Clinical trials: Cardiac Resynchronisation Therapy (CRT)
Cardiac Resynchronization, Biventricular Pacemakers, Artificial
Assessment of Ventricular Arrhythmia Risk After CRT-D Replacement for Patients With Primary Prevention Indication
Cardiac resynchronization therapy (CRT) has been shown to reduce heart failure (HF), hospitalizations and death in patients with left ventricular ejection fraction (LVEF) <35% and wide QRS.
- Conditions
- Cardiac Resynchronization, Biventricular Pacemakers, Artificial, Cardioverter-Defibrillators, Implantable, Device Replacement
- Trial name
- BioCONTINUE (NCT02323503)
- Testing
- CRT-D device replacement
- Where
- 37 sites in Belgium, France and 6 more
- Volunteers
- 289 people
- Sponsor
- Biotronik SE & Co. KG
Heart Failure, Ventricular Dyssynchrony
Echocardiography Guided Cardiac Resynchronization Therapy (EchoCRT)
The EchoCRT trial evaluates the effects of Cardiac Resynchronization Therapy (CRT) on mortality and morbidity of subjects with heart failure due to left ventricular systolic dysfunction, already receiving optimized HF medication…
- Trial name
- EchoCRT (NCT00683696)
- Testing
- Implantable Cardioverter Defibrillator with Cardiac Resynchronization Therapy (BIOTRONIK Lumax HF-T CRT-D)
- Where
- 122 sites in United States, Australia and 15 more
- Volunteers
- 1,680 people
- Sponsor
- Biotronik, Inc.
Heart Failure
Investigation of Transvenous Versus Epicardial Left Ventricular Stimulation Technique
The purpose of this study is to demonstrate that epicardial and transvenous left ventricular leads are safe and effective for cardiac resynchronization therapy in heart failure patients implanted with a CRT device.
- Trial name
- INTREPID (NCT00819117)
- Testing
- Cardiac Resynchronization Therapy implant
- Where
- 2 sites in Italy
- Volunteers
- 20 people
- Sponsor
- Abbott Medical Devices
Tachycardia, Ventricular Fibrillation
Safety and Performance Study of the RELIANCE 4-Front Passive Fixation Lead
The objective of this study is to gather data to establish the chronic safety, performance and effectiveness of the RELIANCE 4-FRONT™ Passive Fixation Defibrillation Leads.
- Conditions
- Tachycardia, Ventricular Fibrillation, Ventricular Flutter
- Trial name
- NCT01856491
- Testing
- RELIANCE 4-FRONT™ Passive Fixation lead implantation
- Where
- 11 sites in Germany, Israel and 1 more
- Volunteers
- 167 people
- Sponsor
- Boston Scientific Corporation
Heart Failure.
Latin America Cardiac Resynchronization Therapy Study
The Latin America CRT Study is a prospective, multicenter, interventional post-market release study conducted in Latin America. The geography includes Puerto Rico and the Caribbean, Mexico and Central America, and South America.
- Trial name
- LatAmCRT (NCT01238874)
- Testing
- Cardiac Resynchronization Therapy
- Where
- 2 sites in Mexico
- Volunteers
- 200 people
- Sponsor
- Medtronic Latin America
Heart Failure, Cardiac Arrhythmia
Evaluation of the BIOTRONIK AutoAdapt Algorithm for Continuous Automatic Adaptive Cardiac Resynchronization
BIO|Adapt study is designed to provide evidence for the clinical benefit of the CRT AutoAdapt feature. This feature provides continuous adaptation of AV delay and biventricular pacing modality.
- Conditions
- Heart Failure, Cardiac Arrhythmia, Left Ventricular Dysfunction
- Trial name
- BIO|Adapt (NCT04774523)
- Testing
- Echo-based assessment of the acute hemodynamic effect of the CRT AutoAdapt feature., Echocardiography AV optimization, Echocardiography
- Where
- Spain
- Volunteers
- 198 people
- Sponsor
- Biotronik SE & Co. KG
Heart Failure
Safety and Efficacy Study of the QuickFlex Micro Model 1258T Left Heart Pacing Lead
This is a prospective, multi-center non-randomized clinical study to evaluate the safety and efficacy of the QuickFlex Micro Model 1258T left ventricular lead in a heart failure patient population.
- Trial name
- NCT00763698
- Testing
- QuickFlex Micro Model 1258T Left Heart Lead
- Where
- 13 sites in United States
- Volunteers
- 86 people
- Sponsor
- Abbott Medical Devices
Postoperative Cardiac Complication, Heart Failure
More Options Available With a Quadripolar LV Lead pRovidE In-clinic Solutions to CRT Challenges
This investigation is designed with the hypothesis that using a quadripolar left ventricular lead results in less interventions when dealing with high pacing thresholds and Phrenic Nerve Stimulation (PNS), both at implant and…
- Conditions
- Postoperative Cardiac Complication, Heart Failure, Left Ventricular Cardiac Dysfunction, Inappropriate Phrenic Nerve Stimulation
- Trial name
- MORE-CRT (NCT01510652)
- Testing
- BiP Group, Quad Group
- Where
- 64 sites in Belgium, Canada and 11 more
- Volunteers
- 1,078 people
- Sponsor
- Abbott Medical Devices
Arrhythmia, Sinus Node Disease
PANORAMA Observational Study
To construct a computerized database of national profiles and epidemiological data on patients wearing Medtronic implantable pacemakers and cardioverter defibrillators (both with or without cardiac resynchronization therapy)…
- Conditions
- Arrhythmia, Sinus Node Disease, Heart Failure, Heart Block
- Trial name
- NCT00382525
- Testing
- Cardiac Rhythm Management device
- Where
- 27 sites in Belgium, India and 4 more
- Volunteers
- 8,586 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Heart Failure
Cutaneous Heart Sounds Data Collection During Cardiac Resynchronization Therapy (CRT) Optimization Study
The Cutaneous Heart Sounds Data Collection During CRT Optimization study is an acute, prospective, non-randomized multi-center feasibility clinical trial.
- Trial name
- NCT01609985
- Where
- 5 sites in United States
- Volunteers
- 52 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Magnetic Resonance Imaging
ENABLE MRI (Magnetic Resonance Imaging)
The objective of this study is to collect data to confirm the safety and effectiveness of the Image Ready™ MR (Magnetic Resonance) Conditional Defibrillation System when used in the 1.5T (Tesla) MRI environment under the labeled…
- Trial name
- ENABLE-MRI (NCT02652481)
- Testing
- ImageReady MR Conditional Defibrillation System
- Where
- 57 sites in United States, Belgium and 7 more
- Volunteers
- 500 people
- Sponsor
- Boston Scientific Corporation
Heart Failure
BOOST - Benefit of Frequent Optimization After Cardiac Resynchronization Therapy Device Replacement
Cardiac resynchronization therapy (CRT) has shown improvement in mortality and morbidity in patients with left ventricular systolic dysfunction and congestive heart failure.
- Trial name
- NCT00929474
- Testing
- QuickOpt - SJM CRT (Group 1), Control - SJM CRT (Group 2)
- Where
- 2 sites in United States
- Volunteers
- 17 people
- Sponsor
- Abbott Medical Devices
The Patient Meets ACC/AHA/ESC Guidelines for Implantable Cardioverter Defibrillator (ICD) or Cardiac Resynchronization Therapy (CRT-D) Device
Clinical Evaluation Of Remote Monitoring With Direct Alerts To Reduce Time From Event To Clinical Decision
St. Jude Medical developed the Merlin.net™ Patient Care Network (Merlin.net™ PCN) to augment or replace routine scheduled in-clinic visits.
- Trial name
- REACT (NCT01090349)
- Testing
- Implantation of an ICD/CRT-D device, Merlin.NET PCN
- Where
- 2 sites in Germany, United Kingdom
- Volunteers
- 220 people
- Sponsor
- Abbott Medical Devices
Heart Failure
Strategic MAnagement to Optimize Response To Cardiac Resynchronization Therapy Registry
To learn in a general Cardiac Resynchronization Therapy Defibrillators (CRT-D) population, which optimization techniques are used and how effective they are.
- Trial name
- SMART Registry (NCT03075215)
- Testing
- Device Programming of the Boston Scientific Cardiac Resynchronization Therapy Defibrillator (CRT-D)
- Where
- 139 sites in United States, Australia and 13 more
- Volunteers
- 2,044 people
- Sponsor
- Boston Scientific Corporation
Cardiac Resynchronization Therapy
MAGNET CRT Feasibility - Efficiency of LV Lead Placement Comparing Conventional vs. Magnetic Guidance
Magnetic navigation will permit delivery of the LV lead tip to a prospectively defined location more efficiently and in a higher proportion of patients than is possible with manual navigation.
- Trial name
- NCT00370474
- Testing
- Bi-ventricular lead placement
- Where
- 6 sites in United States
- Volunteers
- 27 people
- Sponsor
- Stereotaxis
Cardiac Pacing, Artificial, Cardiac Pacemaker, Artificial
BIO|MASTER.CSP Study
The goal of this clinical study is to test the clinical safety and performance of the Amvia pacemakers and the Solia CSP S lead when used for left bundle branch area pacing (LBBAP).
- Conditions
- Cardiac Pacing, Artificial, Cardiac Pacemaker, Artificial, Cardiac Resynchronization Therapy Devices, Bradycardia
- Trial name
- NCT06620237
- Testing
- Implantation of the Solia CSP S pacing lead for LBBAP
- Where
- 14 sites in Australia, Belgium and 3 more
- Volunteers
- 152 people
- Sponsor
- Biotronik SE & Co. KG
ICD and CRT-D Indicated Patients
The 4-SITE Field Following Study (4-SITE FF)
The purpose of this study is to evaluate and document appropriate clinical performance of the new 4-SITE Header / Lead interface in the TELIGEN 100 HE 4-SITE (VR and DR) implantable cardioverter defibrillator (ICD) PGs (Models…
- Trial name
- 4-SITE FF (NCT00920452)
- Where
- Germany
- Volunteers
- 430 people
- Sponsor
- Guidant Corporation
Heart Failure
Detection of Phrenic Nerve Stimulation Using Sensors' Signals
The purpose of this study is to collect sensor data from patients with implanted cardiac resynchronization devices who exhibit phrenic nerve stimulation.
- Trial name
- DETECT PS (NCT01233323)
- Where
- Germany
- Volunteers
- 60 people
- Sponsor
- Boston Scientific Corporation
Heart Failure
Response of Cardiac Resynchronization Therapy Optimization With Ventricle to Ventricle Timing in Heart Failure Patients
The purpose of the study is to evaluate the benefit of interventricular (V-V) delay optimization in reducing the non-responder rate in patients with cardiac resynchronization defibrillator (CRT-D) devices.
- Trial name
- NCT00187200
- Testing
- Simultaneous VV Pacing, Sequential VV Pacing
- Where
- United States
- Volunteers
- 816 people
- Sponsor
- Abbott Medical Devices
Long QT Syndrome, Wide QRS Complexes
ECG Signal Collection From Long QT Syndrome, Wide QRS Complexes, Heart Failure, and Cardiac Resynchronization Patients
The purpose of this study is to collect surface electrograms from standard and several non-standard configurations in patients with long QT syndrome, heart failure, cardiac resynchronization therapy or wide QRS during a routine…
- Conditions
- Long QT Syndrome, Wide QRS Complexes, Heart Failure, Cardiac Resynchronisation
- Trial name
- NCT00399412
- Testing
- subcutaneous ICD
- Where
- United Kingdom
- Volunteers
- 86 people
- Sponsor
- Boston Scientific Corporation