Results 91 to 100 of about 15,459 (272)

Continuous optimization of cardiac resynchronization therapy reduces atrial fibrillation in heart failure patients: Results of the Adaptive Cardiac Resynchronization Therapy Trial [PDF]

open access: yes, 2017
BackgroundData from randomized trials have suggested a modest or no effect of conventional cardiac resynchronization therapy (convCRT) on the incidence of atrial fibrillation (AF).
Aonuma Kazutaka   +9 more
core   +2 more sources

Automatic Mode Switch (AMS) causes less synchronization

open access: yesResearch in Cardiovascular Medicine, 2016
Introduction: Cardiac resynchronization devices are part of modern heart failure management. After implantation, we analyze and program devices in an attempt to ensure their success. Biventricular pacing should be 98% or more for the lowest mortality and
Mohammadvahid Jorat   +1 more
doaj   +1 more source

Potential Proarrhythmic Effects of Biventricular Pacing

open access: yesJournal of the American College of Cardiology, 2005
Resynchronization therapy involving right ventricular endocardial and left ventricular epicardial pacing improves cardiac output, quality of life, and New York Heart Association functional class in patients with congestive heart failure. Although a great deal of attention has been directed at showing the mechanical benefits and in fine-tuning the ...
Fish, Jeffrey M.   +2 more
openaire   +2 more sources

When Patent Foramen Ovale (PFO) Can Cause Trouble—A Misplacement of Pacemaker Lead Into the Left Ventricle

open access: yesCase Reports in Cardiology, Volume 2026, Issue 1, 2026.
Misplacement of pacemakers lead into the left ventricle (LV) is a rare but clinically important complication, often facilitated by unrecognized intracardiac shunts such as a patent foramen ovale (PFO). Early recognition is essential to avoid systemic embolization and ensure safe device function.
Ayman Helal   +4 more
wiley   +1 more source

Role of Catheter Ablation in Arrhythmogenic Right Ventricular Dysplasia [PDF]

open access: yes, 2005
Arrhythmogenic right ventricular dysplasia/cardiomyopathy is a disorder characterized by frequent ventricular tachycardia originating from the right ventricle and fibro-fatty replacement of right ventricular myocardium. Though the disorder was originally
Fontaine, Guy, Francis, Johnson
core   +2 more sources

Phenotype characterization of heart failure with preserved ejection fraction in medical device and surgical trials

open access: yesESC Heart Failure, Volume 12, Issue 6, Page 3878-3898, December 2025.
This systematic review identified 24 clinical trials of medical device and surgical interventions for HFpEF, with 16 demonstrating at least safety and feasibility, but little evidence of long‐term benefit. Phenotype‐based responses suggest that certain interventions may benefit specific HFpEF subgroups, yet most trials suffered from heterogeneous ...
Kurdo Araz   +5 more
wiley   +1 more source

Rabbit models of heart disease. [PDF]

open access: yes, 2008
Human heart disease is a major cause of death and disability. A variety of animal models of cardiac disease have been developed to better understand the etiology, cellular and molecular mechanisms of cardiac dysfunction and novel therapeutic strategies ...
Bers, Donald M, Pogwizd, Steven M
core  

Functional behavior of patients with conventional pacemakers undergoing cardiac resynchronization [PDF]

open access: yes, 2008
FUNDAMENTO: A terapia de ressincronização cardíaca (TRC) é eficiente no tratamento de pacientes com insuficiência cardíaca (IC), disfunção ventricular grave e bloqueio intraventricular.
COSTA, Roberto   +9 more
core   +2 more sources

Geographic region variation in patient characteristics, clinical outcomes and treatment of HFrEF in the VICTORIA trial

open access: yesESC Heart Failure, Volume 12, Issue 6, Page 3910-3919, December 2025.
Central Illustration caption: This analysis of vericiguat's treatment effect revealed no inter‐geographic region heterogeneity for the primary composite endpoint (time to HF‐related hospitalization or cardiovascular (CV) death or its components) (Left Panel).
Cynthia M. Westerhout   +9 more
wiley   +1 more source

Myocardial remodeling and bioelectric changes in tachycardia-induced heart failure in dogs

open access: yesBrazilian Journal of Medical and Biological Research, 2013
In this study, electrical and structural remodeling of ventricles was examined in tachycardia-induced heart failure (HF). We studied two groups of weight-matched adult male mongrel dogs: a sham-operated control group (n=5) and a pacing group (n=5) that ...
B. Song, B.N. Wang, D.N. Chen, Z.G. Luo
doaj   +1 more source

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