Ponencia
Characterization of Implanted Stents through Neointimal Tissue Bioimpedance Simulations
Autor/es | Portillo Anaya, J.M.
Pérez García, Pablo Huertas Sánchez, Gloria Olmo Fernández, Alberto Serrano, J. A. Maldonado Jacobi, Andrés Yúfera García, Alberto |
Departamento | Universidad de Sevilla. Departamento de Tecnología Electrónica Universidad de Sevilla. Departamento de Electrónica y Electromagnetismo |
Fecha de publicación | 2019 |
Fecha de depósito | 2021-03-25 |
Publicado en |
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ISBN/ISSN | 978-1-5386-1311-5 1558-4615 |
Resumen | This work describes how is possible the definition
of the light hole or lumen in implanted stents affected by
restenosis processes using the BioImpedance (BI) as biomarker.
The main approach is based on the fact that ... This work describes how is possible the definition of the light hole or lumen in implanted stents affected by restenosis processes using the BioImpedance (BI) as biomarker. The main approach is based on the fact that neointimal tissues implied in restenosis can be detected and measured thanks to their respective conductivity and dielectric properties. For this goal, it is proposed a four-electrode setup for bioimpedance measurement. The influence of the several involved tissues in restenosis: fat, muscle, fiber, endothelium and blood, have been studied at several frequencies, validating the setup and illustrating the sensitivity of each one. Finally, a real example using a standard stent, has been analyzed for stable and vulnerable plaques in restenosis test cases, demonstrating that the proposed method is useful for the stent obstruction test. Bioimpedance simulation test has been performed using the electric physics module in COMSOL Multiphysics®. |
Agencias financiadoras | Junta de Andalucía |
Identificador del proyecto | 2017/TIC-178 |
Cita | Portillo Anaya, J.M., Pérez García, P., Huertas Sánchez, G., Olmo Fernández, A., Serrano, J.A., Maldonado Jacobi, A. y Yúfera García, A. (2019). Characterization of Implanted Stents through Neointimal Tissue Bioimpedance Simulations. En EMBC 2019: 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (5625-5628), Berlin, Germany: IEEE Computer Society. |
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