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Author Spotlight: Investigating HR-Dependent Cardiac Function in Mouse Models Through a Novel Atrial-Pacing Approach
Published on: July 21, 2023
New percutaneous interventions in heart failure
Elisabetta Moscarella1, Salvatore Brugaletta1, Manel Sabaté2
1Service of Cardiology, August Pi i Sunyer Institute for Biomedical Investigation (IDIBAPS), Clínic Hospital, Barcelona, Spain.
Insights
New transcatheter devices offer innovative treatment options for chronic heart failure (HF), addressing persistent high mortality despite existing therapies. This review explores current and emerging interventional HF devices for conditions like mitral regurgitation and diastolic dysfunction.
Area of Science:
- Interventional Cardiology
- Cardiovascular Devices
- Heart Failure Management
Background:
- Chronic heart failure (HF) significantly contributes to global mortality and morbidity.
- Increasing HF prevalence is linked to improved acute cardiac care, leading to reduced immediate mortality but higher long-term burden.
- HF presents as reduced ejection fraction (HFrEF) or preserved ejection fraction (HFpEF), often indicating diastolic dysfunction.
Purpose of the Study:
- To review current and investigational transcatheter implantable devices for chronic heart failure (HF).
- To summarize treatment alternatives for valvular issues like mitral and tricuspid regurgitation in HF patients.
- To explore novel device-based strategies for left ventricular (LV) restoration and left atrial decompression.
Main Methods:
- Systematic review of approved and investigational interventional HF devices.
- Analysis of device mechanisms for treating HF complications such as valvular regurgitation and diastolic dysfunction.
- Evaluation of emerging technologies including partitioning and shunting devices.
Main Results:
- Several transcatheter devices are approved or under investigation for HF management.
- Interventional options exist for mitral and tricuspid regurgitation, improving HF symptoms.
- Novel devices aim for LV restoration and left atrial pressure reduction.
Conclusions:
- Transcatheter device therapy represents a rapidly evolving frontier in managing chronic heart failure.
- These devices offer potential improvements for patients with HFrEF and HFpEF, particularly those with valvular disease.
- Further research and clinical trials are essential to establish the role of new interventional HF devices.
Abstract:
Chronic heart failure (HF) is one of the main causes of mortality and morbidity worldwide and represents a growing challenge in interventional cardiology. Its prevalence is recently increasing due to the improvements in cardiac care with subsequent significant reduction in the HF acute mortality. HF may occur with either a reduced left ventricular ejection fraction (LVEF) (LVEF<40%, HFrEF) or a preserved EF (typically LVEF≥50%, HFpEF) indicative of diastolic dysfunction. Despite recent advances in drug therapies as well as in nonpharmacological strategies, including defibrillators, cardiac resynchronization therapy, LV assist devices, mortality in HF remains high. New transcatheter implantable devices have been developed to improve the treatment of chronic HF. In this review we will summarize data on interventional HF devices that are currently approved or under investigation including treatment alternatives for mitral and tricuspid regurgitation, LV restoration through partitioning devices and left atrial decompression with shunting devices.
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