Finite element analysis of the mitral valve
WebThe study explored the biomechanical behaviour of human mitral valve tissue using finite element analysis, to expand knowledge in the field of … WebNov 24, 2009 · Finite element modeling represents an established method for the comprehension of the mitral function and for the simulation of interesting clinical …
Finite element analysis of the mitral valve
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WebApr 14, 2024 · Numbered points correspond to points on (a), where point 1 is mitral valve fully open, point 2 is during closing of the mitral valve and point 3 is during opening of … WebJul 2, 2013 · In this study, the effects of the stentless valve design on leaflet stress were investigated with a finite element model. Methods Finite element models of the stentless quadrileaflet mitral valve were created in the close and open configurations. The geometry of the stented trileaflet mitral valve was also analyzed for comparative purposes.
WebJan 9, 2024 · Functional mitral regurgitation (FMR) is a significant complication of left ventricular dysfunction and strongly associated with a poor prognosis. In this study, we developed a patient-specific finite element (FE) model of the mitral apparatus in a FMR patient which included: both leaflets with thickness, annulus, chordae tendineae, and … WebSep 1, 2024 · The patient specific mitral valve geometry and finite element model were created from echocardiography recordings. The post-operative echocardiography was …
WebFinite Element Analysis of Patient-Specific Mitral Valve with Mitral Regurgitation Thuy Pham1, Fanwei Kong1, Caitlin Martin1, Qian Wang1, Charles Primiano2, Raymond McKay2, John Elefteradies3, and Wei Sun1 1Tissue Mechanics Laboratory, The Wallace H. Coulter Department of Biomedical Engineering, Georgia Institute of Technology and Emory … WebAn overview of relevant mitral valve diseases is presented, the evolution of FE models of surgical valve repair techniques are described, and Computational modeling through finite element (FE) analysis is described. The mitral valve is a complex structure regulating forward flow of blood between the left atrium and left ventricle (LV). Multiple disease …
WebJun 5, 2014 · Although finite element analysis has been used to model simple mitral repair, it has not been used to model complex repair. A virtual mitral valve model was successful in simulating normal and abnormal valve function. Models were then developed to simulate an edge-to-edge repair and repair employing quadrangular resection.
WebJul 4, 2008 · Here, a new computational model of the mitral valve has been developed from in vivo data, as a first step towards the development of patient-specific models for the evaluation of annuloplasty procedures. A structural finite-element model of the mitral valve has been developed to account for all of the main valvular substructures. the rx cardWebJul 19, 2013 · Mitral valve is a two-leaflet valve that is located between the left atrium and the left ventricle of the heart. In order to successfully replace or repair mitral valve and … therx.comWebOct 10, 2024 · Methods. Simulations were performed using finite element models of the LV + mitral valve based on MRI of 5 sheep with FMR-CAD. Models were modified to have a 20% increase in LV volume (↑LV_VOLUME) and MitraClip was simulated with contracting beam elements (virtual sutures) placed between nodes in the center edge of the anterior … trade schools in dc areaWebJan 9, 2024 · Abstract. Functional mitral regurgitation (FMR) is a significant complication of left ventricular dysfunction and strongly associated with a poor prognosis. In this study, … therxclubWebSep 1, 2008 · We measured leaflet displacements and used inverse finite-element analysis to define, for the first time, the material properties of mitral valve (MV) leaflets in vivo. Sixteen miniature radiopaque markers were sewn to the MV annulus, 16 to the anterior MV leaflet, and 1 on each papillary muscle tip in 17 sheep. Four-dimensional coordinates … the rxchWebFinite element models are an innovative tool for the biomechanical analysis of dynamic cardiac structures, such as the mitral valve. Still, existing models are limited by a simplified description of valve morphology. We aimed at overcoming such limitation by integrating into a mitral valve structural finite element model the the rx associatesWebMay 1, 1993 · A finite element model was developed to examine deformation and stress patterns in the mitral valve under systolic loading conditions. This is the first three … the rxch designer