{"id":143514,"date":"1993-01-01T00:00:00","date_gmt":"1993-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/efecto-de-la-hidroxiapatita-sobre-el-callo-de-fractura-experimental\/"},"modified":"1993-01-01T00:00:00","modified_gmt":"1993-01-01T00:00:00","slug":"efecto-de-la-hidroxiapatita-sobre-el-callo-de-fractura-experimental","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/efecto-de-la-hidroxiapatita-sobre-el-callo-de-fractura-experimental\/","title":{"rendered":"Efecto de la hidroxiapatita sobre el callo de fractura experimental."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Cesar Fernandez Gutierrez <\/strong><\/h2>\n<p>Se trata de un trabajo experimental con 40 ratas wistar, 20 pertenecientes al grupo control (enclavado intramedular de tibia a foco abierto) y 20 al grupo problema (a\u00f1adiendo ademas hidroxiapatita (ha) en el foco de fractura). Se realiza un estudio clinico, radiologico, histologico y morfometrico con analizador de imagenes, con el fin de observar la influencia de la ha en granulos sobre la reparacion de las fracturas. Los animales se sacrificaron a los 14, 21, 28 y 49 dias, perteneciendo 5 al grupo control y 5 al grupo problema.  tras el analisis de los resultados se obtuvieron cuatro conclusiones:  1) histologicamente con la inclusion de ha se observa:  acortamiento del periodo lesional, mayor trabeculacion del callo externo a los 14, 21, 28 y 49 dias, mayor trabeculacion del callo interno a los 14 y 21 dias y signos de remodelacion mas marcados solo a los 28 dias.  esto indica una aceleracion de los aconteceres de reparacion de la fractura.  2) clinica y radiologicamente la ha incrementa el tama\u00f1o del callo a los 21 y 28 dias. No influye a los 49 dias.  no incrementa el numero de infecciones.  3) morfometricamente tambien se evidencia mayor grado de trabeculacion a los 21, 28 y 49 dias.  4) se propone la hidroxiapatita en granulos para acelerar la formacion del callo oseo en la clinica humana.  palabras clave: hidroxiapatita, ratas, osteogenesis, implantes, fractura.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Efecto de la hidroxiapatita sobre el callo de fractura experimental.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Efecto de la hidroxiapatita sobre el callo de fractura experimental. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Cesar Fernandez Gutierrez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Oviedo<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1993<\/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>Jose Paz Jimenez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Enrique Martinez Rodriguez <\/li>\n<li>Manuel Clavel Sainz (vocal)<\/li>\n<li>Miguel Sanchez Martin (vocal)<\/li>\n<li>Manuel Alvarez-uria Rico-villademoros (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Cesar Fernandez Gutierrez Se trata de un trabajo experimental con 40 ratas wistar, 20 pertenecientes al grupo [&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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