{"id":37728,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-histomorfologico-de-los-efectos-locales-y-sistemicos-del-implante-de-particulas-de-poliacetal-alumina-y-polietileno-en-la-tibia-de-la-rata-sprague-dawley\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"estudio-histomorfologico-de-los-efectos-locales-y-sistemicos-del-implante-de-particulas-de-poliacetal-alumina-y-polietileno-en-la-tibia-de-la-rata-sprague-dawley","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/estudio-histomorfologico-de-los-efectos-locales-y-sistemicos-del-implante-de-particulas-de-poliacetal-alumina-y-polietileno-en-la-tibia-de-la-rata-sprague-dawley\/","title":{"rendered":"Estudio histomorfologico de los efectos locales y sistemicos del implante de particulas de poliacetal alumina y polietileno en la tibia de la rata sprague-dawley."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jaume Calmet Garcia <\/strong><\/h2>\n<p>Se estudia en la rata blanca de laboratorio el efecto del implante de part\u00edculas de tres materiales usados habitualmente para la fabricaci\u00f3n de pr\u00f3tesis articulares, poliacetal, al\u00famina y polietileno.  se han intervenido 64 animales divididos en 4 grupos, uno por cada material y un grupo control. Cada grupo se ha subdividido en dos: que se sacrifican a los 15 y 60 d\u00edas de la intervenci\u00f3n. Se estudian muestras de la tibia, cadenas ganglionares para\u00f3rtica y cervical, h\u00edgado y pulm\u00f3n.  en la t\u00edbia observamos una reacci\u00f3n inflamatoria cr\u00f3nica con c\u00e9lulas gigantes, macr\u00f3fagos en un estroma fibroso de las mismas caracter\u00edsticas que las membranas obtenidas en las pr\u00f3tesis que han sufrido un proceso de aflojamiento as\u00e9ptico. La presencia de part\u00edculas disminuye la formaci\u00f3n de hueso. En el caso de la al\u00famina existe un menor n\u00famero de macr\u00f3fagos que en el poliacetal y polietileno.  en los ganglios linf\u00e1ticos observamos cambios de hiperplasia difusa con infiltrado macrof\u00e1gico. Se han identificado part\u00edculas de al\u00famina en los ganglios para\u00f3rticos.  no ha habido cambios patol\u00f3gicos en el h\u00edgado.  los animales que han recibido implantes, han presentado fen\u00f3menos de perivasculitis y peribronquiolitis en el pulm\u00f3n.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio histomorfologico de los efectos locales y sistemicos del implante de particulas de poliacetal alumina y polietileno en la tibia de la rata sprague-dawley.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio histomorfologico de los efectos locales y sistemicos del implante de particulas de poliacetal alumina y polietileno en la tibia de la rata sprague-dawley. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jaume Calmet Garcia <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Rovira i virgili<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1998<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Josep Gine Goma<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Alfons Fern\u00e1ndez  Sabat\u00e9 <\/li>\n<li>Pedro Cobos Carbo (vocal)<\/li>\n<li>Roger Bernat Landoni (vocal)<\/li>\n<li>Frederic Font Vila (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jaume Calmet Garcia Se estudia en la rata blanca de laboratorio el efecto del implante de part\u00edculas [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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