{"id":99386,"date":"2018-03-11T10:20:27","date_gmt":"2018-03-11T10:20:27","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/desarrollo-de-una-protesis-de-cadera-canina-no-cementada\/"},"modified":"2018-03-11T10:20:27","modified_gmt":"2018-03-11T10:20:27","slug":"desarrollo-de-una-protesis-de-cadera-canina-no-cementada","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/traumatologia\/desarrollo-de-una-protesis-de-cadera-canina-no-cementada\/","title":{"rendered":"Desarrollo de una pr\u00f3tesis de cadera canina no cementada"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Henrique Arm\u00e9s Da Silva <\/strong><\/h2>\n<p>Hemos desarrollado una pr\u00f3tesis de cadera no cementada anat\u00f3micamente adaptada a la cavidad medular, tribologicamente valida y capaz de soportar las cargas que soporta la articulaci\u00f3n  coxo-femural del perro. estudiamos morfol\u00f3gicamente la forma exterior y la cavidad medular proximal del f\u00e9mur de perro con t\u00e9cnicas de radiograf\u00eda y tomograf\u00eda axial. Desarrollamos un f\u00e9mur virtual patr\u00f3n que permite simular  inform\u00e1ticamente el impacto de las cargas ejercidas sobre el hueso. estudiamos la cavidad medular del f\u00e9mur en una muestra de 53 cad\u00e1veres con pesos superiores a 20 kg y edad superior a 7 meses, obteniendo una matriz de par\u00e1metros morfom\u00e9tricos. Aplicamos el m\u00e9todo matem\u00e1tico svd &#8211; singular value decomposition a la matriz con la cual se obtuvieron las curvas de m\u00e1xima aproximaci\u00f3n a la cortical del f\u00e9mur canino que sirvieron de base al desarrollo de la pr\u00f3tesis anat\u00f3mica. evaluamos la forma e impacto de nuestra pr\u00f3tesis con  herramientas inform\u00e1ticas y la comparamos con las restantes pr\u00f3tesis existentes en el mercado veterinario, materializamos los componentes y estudiamos su comportamiento, caracter\u00edsticas mec\u00e1nicas y adaptaci\u00f3n al f\u00e9mur. valoramos la influencia del di\u00e1metro de la cabeza femoral. Estudiamos la relaci\u00f3n entre el di\u00e1metro de la esfera y  la posici\u00f3n del c\u00f3tilo acetabular con respecto a la estabilidad articular. Comprobamos que la cabeza de gran di\u00e1metro tiene ventajas respecto a las  luxaciones. se valor\u00f3 y compar\u00f3 distintos m\u00e9todos de fijaci\u00f3n del c\u00f3tilo acetabular a la matriz \u00f3sea mediante estudios de tracci\u00f3n \/ rotaci\u00f3n del c\u00f3tilo aplicado. propusimos y fabricamos c\u00f3tilos acetabulares   que permitan la utilizaci\u00f3n de cabezas de gran di\u00e1metro. Proponemos soluciones innovadoras para la fabricaci\u00f3n de pares tribol\u00f3gicos cer\u00e1mica-cer\u00e1mica con proyecci\u00f3n de al\u00famina por aps &#8211; air plasma spray &#8211; sobre substratos met\u00e1licos y estudiamos las propiedades sobre su  adhesi\u00f3n  como par tribol\u00f3gico en c\u00f3tilos acetabulares y esferas. con el m\u00e9todo con aps se  proyectaron recubrimientos de doble capa de titanio\/hidroxiapatita y se validaron  los recubrimientos que se realizan en  implantes de humana. fabricamos pr\u00f3tesis anat\u00f3micas  de cadera  caninas no cementadas resultantes del estudio realizado y que constituyen el modelo definitivo para realizar los ensayos cl\u00ednicos pertinentes.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Desarrollo de una pr\u00f3tesis de cadera canina no cementada<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Desarrollo de una pr\u00f3tesis de cadera canina no cementada <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Henrique Arm\u00e9s Da Silva <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 25\/02\/2010<\/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>Ignacio Durall Rivas<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jes\u00fas Rodriguez  quir\u00f3s <\/li>\n<li>Carlos Alberto Antunez viegas (vocal)<\/li>\n<li>  (vocal)<\/li>\n<li>  (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Henrique Arm\u00e9s Da Silva Hemos desarrollado una pr\u00f3tesis de cadera no cementada anat\u00f3micamente adaptada a la cavidad [&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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