{"id":52783,"date":"2018-03-09T22:40:26","date_gmt":"2018-03-09T22:40:26","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/reparacion-de-defectos-cra%c2%adticos-mandibulares-con-colageno-liofilizado-en-combinacion-con-membranas-reabsorbibles-de-colageno-estudio-experimental\/"},"modified":"2018-03-09T22:40:26","modified_gmt":"2018-03-09T22:40:26","slug":"reparacion-de-defectos-cra%c2%adticos-mandibulares-con-colageno-liofilizado-en-combinacion-con-membranas-reabsorbibles-de-colageno-estudio-experimental","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/reparacion-de-defectos-cra%c2%adticos-mandibulares-con-colageno-liofilizado-en-combinacion-con-membranas-reabsorbibles-de-colageno-estudio-experimental\/","title":{"rendered":"Reparaci\u00f3n de defectos cr\u00edticos mandibulares con col\u00e1geno liofilizado en combinaci\u00f3n con membranas reabsorbibles de col\u00e1geno: estudio experimental"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Garc\u00eda Reija Mar\u00eda Fe <\/strong><\/h2>\n<p>En este trabajo experimental hemos estudiado la interacci\u00f3n de un material osteoinductivo (colageno liofilizado) con t\u00e9cnicas de regeneraci\u00f3n \u00f3sea guiada (rog) con membranas reabsorbobles. Para ello nos planteamos la siguiente hip\u00f3tesis: \u00ablas t\u00e9cnicas de rog mediante membranas osteorregenerativas de col\u00e1geno, permiten mejorar la capacidad oteoinductiva del col\u00e1geno liofilizao cuando se utilizan conjuntamente en la reparaci\u00f3n de defectos \u00f3seos mandibulares de tama\u00f1o critico (no autorreparativos) de la rata\u00bb.  para llevar a cabo este estudio, se utilizaron 56 ratas adultas raza wistar. defectos \u00f3seos de 4-5 mm de di\u00e1metro en el \u00e1ngulo mandibular derecho de estos animales fueron tratados con col\u00e1geno liofilizado (grupo de osteoinducci\u00f3n), cubiertos con membranas de col\u00e1geno (grupo de rog), rellenados con col\u00e1geno liofilizado y cubiertos con membranas(grupo combinado) o no tratados (grupo control). Cada grupo estaba compuesto de 14 animales. Adem\u00e1s se hizo una valoraci\u00f3n evolutiva a lo largo del tiempo, de manera que la mitad de los animales de cada grupo fueron sacrificados a los 21 d\u00edas y la otra a los 42.  se analizaron macrosc\u00f3pica, radiol\u00f3gica e histol\u00f3gicamente los datos obtenidos. para su posterior an\u00e1lisis estadistico se utilizaron escalas de puntuaci\u00f3n n\u00famerica seg\u00fan modelos previamente establecidos.  los resultados obtenidos demostraron que:  1- el col\u00e1geno liofilizado fue capaz de inducir la formaci\u00f3n de hueso en defectos cr\u00edticos mandibularesm cuyas caracteristicas histol\u00f3gicas y estructurales no se diferenciaron de las del tejido oseo original. Sin embargo, aunqque en ning\u00fan caso se encontr\u00f3 desplazamiento del col\u00e1geno fuera del lugar de implantaci\u00f3n, se hallaron diferentes grados de focos de formaci\u00f3n \u00f3sea fuera del defecto original.  2 &#8211; la aplicaci\u00f3n de col\u00e1geno liofilizado es capaz de acelerar la regeneraci\u00f3n \u00f3sea en fases tempranas.  3- las membranas de reabsorbibles de col\u00e1gen<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Reparaci\u00f3n de defectos cr\u00edticos mandibulares con col\u00e1geno liofilizado en combinaci\u00f3n con membranas reabsorbibles de col\u00e1geno: estudio experimental<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Reparaci\u00f3n de defectos cr\u00edticos mandibulares con col\u00e1geno liofilizado en combinaci\u00f3n con membranas reabsorbibles de col\u00e1geno: estudio experimental <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Garc\u00eda Reija Mar\u00eda Fe <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Valladolid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 29\/05\/2006<\/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>Carlos Vaquero Puerta<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Luis Mar\u00eda Gil carcedo Garc\u00eda <\/li>\n<li>Mar\u00eda  victoria Diago santamaria (vocal)<\/li>\n<li>ram\u00f3n Saiz bustillo (vocal)<\/li>\n<li>Carlos c\u00e9sar P\u00e9rez Garc\u00eda (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Garc\u00eda Reija Mar\u00eda Fe En este trabajo experimental hemos estudiado la interacci\u00f3n de un material osteoinductivo (colageno [&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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