Optimizing Epicardial Restraint and Reinforcement Following Myocardial Infarction: Moving Towards Localized, Biomimetic, and Multitherapeutic Options

The mechanical reinforcement of the ventricular wall after a myocardial infarction has been shown to modulate and attenuate negative remodeling that can lead to heart failure. Strategies include wraps, meshes, cardiac patches, or fluid-filled bladders. Here, we review the literature describing these...

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Main Authors: Claudia E. Varela, Yiling Fan, Ellen T. Roche
Format: Article
Language:English
Published: MDPI AG 2019-01-01
Series:Biomimetics
Subjects:
Online Access:http://www.mdpi.com/2313-7673/4/1/7
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author Claudia E. Varela
Yiling Fan
Ellen T. Roche
author_facet Claudia E. Varela
Yiling Fan
Ellen T. Roche
author_sort Claudia E. Varela
collection DOAJ
description The mechanical reinforcement of the ventricular wall after a myocardial infarction has been shown to modulate and attenuate negative remodeling that can lead to heart failure. Strategies include wraps, meshes, cardiac patches, or fluid-filled bladders. Here, we review the literature describing these strategies in the two broad categories of global restraint and local reinforcement. We further subdivide the global restraint category into biventricular and univentricular support. We discuss efforts to optimize devices in each of these categories, particularly in the last five years. These include adding functionality, biomimicry, and adjustability. We also discuss computational models of these strategies, and how they can be used to predict the reduction of stresses in the heart muscle wall. We discuss the range of timing of intervention that has been reported. Finally, we give a perspective on how novel fabrication technologies, imaging techniques, and computational models could potentially enhance these therapeutic strategies.
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spelling doaj.art-cad2f94ef9b3467daf25bec66bc6268f2022-12-22T00:30:21ZengMDPI AGBiomimetics2313-76732019-01-0141710.3390/biomimetics4010007biomimetics4010007Optimizing Epicardial Restraint and Reinforcement Following Myocardial Infarction: Moving Towards Localized, Biomimetic, and Multitherapeutic OptionsClaudia E. Varela0Yiling Fan1Ellen T. Roche2Harvard-MIT Program in Health Sciences and Technology, Cambridge, MA 02139, USADepartment of Mechanical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USAHarvard-MIT Program in Health Sciences and Technology, Cambridge, MA 02139, USAThe mechanical reinforcement of the ventricular wall after a myocardial infarction has been shown to modulate and attenuate negative remodeling that can lead to heart failure. Strategies include wraps, meshes, cardiac patches, or fluid-filled bladders. Here, we review the literature describing these strategies in the two broad categories of global restraint and local reinforcement. We further subdivide the global restraint category into biventricular and univentricular support. We discuss efforts to optimize devices in each of these categories, particularly in the last five years. These include adding functionality, biomimicry, and adjustability. We also discuss computational models of these strategies, and how they can be used to predict the reduction of stresses in the heart muscle wall. We discuss the range of timing of intervention that has been reported. Finally, we give a perspective on how novel fabrication technologies, imaging techniques, and computational models could potentially enhance these therapeutic strategies.http://www.mdpi.com/2313-7673/4/1/7ventricular restraintinfarct reinforcementbiomimetics
spellingShingle Claudia E. Varela
Yiling Fan
Ellen T. Roche
Optimizing Epicardial Restraint and Reinforcement Following Myocardial Infarction: Moving Towards Localized, Biomimetic, and Multitherapeutic Options
Biomimetics
ventricular restraint
infarct reinforcement
biomimetics
title Optimizing Epicardial Restraint and Reinforcement Following Myocardial Infarction: Moving Towards Localized, Biomimetic, and Multitherapeutic Options
title_full Optimizing Epicardial Restraint and Reinforcement Following Myocardial Infarction: Moving Towards Localized, Biomimetic, and Multitherapeutic Options
title_fullStr Optimizing Epicardial Restraint and Reinforcement Following Myocardial Infarction: Moving Towards Localized, Biomimetic, and Multitherapeutic Options
title_full_unstemmed Optimizing Epicardial Restraint and Reinforcement Following Myocardial Infarction: Moving Towards Localized, Biomimetic, and Multitherapeutic Options
title_short Optimizing Epicardial Restraint and Reinforcement Following Myocardial Infarction: Moving Towards Localized, Biomimetic, and Multitherapeutic Options
title_sort optimizing epicardial restraint and reinforcement following myocardial infarction moving towards localized biomimetic and multitherapeutic options
topic ventricular restraint
infarct reinforcement
biomimetics
url http://www.mdpi.com/2313-7673/4/1/7
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