Principles of TAVR valve design, modelling, and testing
Introduction: Transcatheter aortic valve replacement (TAVR) has emerged as an effective
minimally-invasive alternative to surgical valve replacement in medium-to high-risk, elderly …
minimally-invasive alternative to surgical valve replacement in medium-to high-risk, elderly …
Structural modelling of the cardiovascular system
Computational modelling of the cardiovascular system offers much promise, but represents
a truly interdisciplinary challenge, requiring knowledge of physiology, mechanics of …
a truly interdisciplinary challenge, requiring knowledge of physiology, mechanics of …
A contact formulation based on a volumetric potential: Application to isogeometric simulations of atrioventricular valves
This work formulates frictionless contact between solid bodies in terms of a repulsive
potential energy term and illustrates how numerical integration of the resulting forces is …
potential energy term and illustrates how numerical integration of the resulting forces is …
Results of the interlaboratory computational fluid dynamics study of the FDA benchmark blood pump
Computational fluid dynamics (CFD) is widely used to simulate blood-contacting medical
devices. To be relied upon to inform high-risk decision making, however, model credibility …
devices. To be relied upon to inform high-risk decision making, however, model credibility …
A comprehensive pipeline for multi‐resolution modeling of the mitral valve: V alidation, computational efficiency, and predictive capability
Multiple studies have demonstrated that the pathological geometries unique to each patient
can affect the durability of mitral valve (MV) repairs. While computational modeling of the MV …
can affect the durability of mitral valve (MV) repairs. While computational modeling of the MV …
Fluid‐structure interaction of a pulsatile flow with an aortic valve model: a combined experimental and numerical study
J Sigüenza, D Pott, S Mendez… - … journal for numerical …, 2018 - Wiley Online Library
The complex fluid‐structure interaction problem associated with the flow of blood through a
heart valve with flexible leaflets is investigated both experimentally and numerically. In the …
heart valve with flexible leaflets is investigated both experimentally and numerically. In the …
Fluid–structure interaction and structural analyses using a comprehensive mitral valve model with 3D chordal structure
Over the years, three‐dimensional models of the mitral valve have generally been organized
around a simplified anatomy. Leaflets have been typically modeled as membranes, tethered …
around a simplified anatomy. Leaflets have been typically modeled as membranes, tethered …
Error estimates for projection-based dynamic augmented Lagrangian boundary condition enforcement, with application to fluid–structure interaction
In this work, we analyze the convergence of the recent numerical method for enforcing fluid–
structure interaction (FSI) kinematic constraints in the immersogeometric framework for …
structure interaction (FSI) kinematic constraints in the immersogeometric framework for …
[HTML][HTML] Modeling risk of coronary obstruction during transcatheter aortic valve replacement
Objective In this study we aimed to evaluate risk of coronary obstruction during transcatheter
aortic valve replacement and develop improved criteria based on computational modeling …
aortic valve replacement and develop improved criteria based on computational modeling …
Computational methods for fluid-structure interaction simulation of heart valves in patient-specific left heart anatomies
Given the complexity of human left heart anatomy and valvular structures, the fluid–structure
interaction (FSI) simulation of native and prosthetic valves poses a significant challenge for …
interaction (FSI) simulation of native and prosthetic valves poses a significant challenge for …