Biology and biomechanics of the heart valve extracellular matrix

KM Kodigepalli, K Thatcher, T West… - Journal of …, 2020 - mdpi.com
Heart valves are dynamic structures that, in the average human, open and close over
100,000 times per day, and 3× 109 times per lifetime to maintain unidirectional blood flow …

On the simulation of mitral valve function in health, disease, and treatment

MS Sacks, A Drach, CH Lee… - Journal of …, 2019 - asmedigitalcollection.asme.org
The mitral valve (MV) is the left atrioventricular heart valve that regulates blood flow between
the left atrium and left ventricle (LV) during the cardiac cycle. Contrary to the aortic valve …

A detailed mechanical and microstructural analysis of ovine tricuspid valve leaflets

WD Meador, M Mathur, GP Sugerman, T Jazwiec… - Acta biomaterialia, 2020 - Elsevier
The tricuspid valve ensures unidirectional blood flow from the right atrium to the right
ventricle. The three tricuspid leaflets operate within a dynamic stress environment of shear …

A noninvasive method for the determination of in vivo mitral valve leaflet strains

BV Rego, AH Khalighi, A Drach, EK Lai… - … journal for numerical …, 2018 - Wiley Online Library
Assessment of mitral valve (MV) function is important in many diagnostic, prognostic, and
surgical planning applications for treatment of MV disease. Yet, to date, there are no …

Fluid–structure interaction aortic valve surgery simulation: A review

AG Kuchumov, A Makashova, S Vladimirov, V Borodin… - Fluids, 2023 - mdpi.com
The complicated interaction between a fluid flow and a deformable structure is referred to as
fluid–structure interaction (FSI). FSI plays a crucial role in the functioning of the aortic valve …

Pre-surgical Prediction of Ischemic Mitral Regurgitation Recurrence Using In Vivo Mitral Valve Leaflet Strains

H Narang, BV Rego, AH Khalighi, A Aly… - Annals of biomedical …, 2021 - Springer
Ischemic mitral regurgitation (IMR) is a prevalent cardiac disease associated with substantial
morbidity and mortality. Contemporary surgical treatments continue to have limited long-term …

Development of a functionally equivalent model of the mitral valve chordae tendineae through topology optimization

AH Khalighi, BV Rego, A Drach, RC Gorman… - Annals of biomedical …, 2019 - Springer
Ischemic mitral regurgitation (IMR) is a currently prevalent disease in the US that is projected
to become increasingly common as the aging population grows. In recent years, image …

Three-dimensional analysis of hydrogel-imbedded aortic valve interstitial cell shape and its relation to contractile behavior

A Khang, Q Nguyen, X Feng, DP Howsmon, MS Sacks - Acta biomaterialia, 2023 - Elsevier
Cell-shape is a conglomerate of mechanical, chemical, and biological mechanisms that
reflects the cell biophysical state. In a specific application, we consider aortic valve interstitial …

In vivo assessment of mitral valve leaflet remodelling following myocardial infarction

BV Rego, AH Khalighi, EK Lai, RC Gorman… - Scientific reports, 2022 - nature.com
Abstract Each year, more than 40,000 people undergo mitral valve (MV) repair surgery
domestically to treat regurgitation caused by myocardial infarction (MI). Although continual …

Mitral valve leaflet response to ischaemic mitral regurgitation: from gene expression to tissue remodelling

DP Howsmon, BV Rego… - Journal of the …, 2020 - royalsocietypublishing.org
Ischaemic mitral regurgitation (IMR), a frequent complication following myocardial infarction
(MI), leads to higher mortality and poor clinical prognosis if untreated. Accumulating …