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Estudio numérico del movimiento de microburbujas en bifurcaciones arteriales

Authors: Simal Ros, David;

Estudio numérico del movimiento de microburbujas en bifurcaciones arteriales

Abstract

Este proyecto analiza el comportamiento fluidodinámico de microburbujas en campos fluidos. La inyección de microburbujas en el torrente sanguíneo tiene aplicaciones médicas variadas, aquí se desarrolla un modelo numérico que permite describir el movimiento de microburbujas en las proximidades de una bifurcación. Este estudio tiene aplicación a la hora de estudiar el comportamiento de agentes de contraste de ultrasonidos (microburbujas) en el sistema circulatorio. Una onda acústica ultrasónica interactúa con las microburbujas y posibilita la aparición de una fuerza denominada fuerza de Bjerknes. Este proyecto estudia el uso de microburbujas como agente transportador de medicamentos. Con estas bases se desarrolla una herramienta numérica que describe el movimiento de estas microburbujas en una bifurcación arterial donde una de las ramas de la bifurcación se supone obstruida por un trombo. La fuerza de Bjerknes empuja a las microburbujas a salir de la línea de corriente del fluido e introducirse en la arteria obstruida para que el medicamento que transporta se aplique de forma más localizada. Para conseguir este objetivo se comienza con un estudio del campo fluido con los programas informáticos CFD Fluent y con Gambit. A continuación se desarrollan las ecuaciones que afectan a las burbujas y se implementa la herramienta buscada con el software Matlab.

Country
Spain
Related Organizations
Keywords

Dinámica de fluidos, Circulación sanguínea, Ingeniería Industrial

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
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