{"id":69301,"date":"2004-12-07T00:00:00","date_gmt":"2004-12-07T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-experimental-de-sistemas-polimericos-para-recubrimiento-de-metal-en-protesis\/"},"modified":"2004-12-07T00:00:00","modified_gmt":"2004-12-07T00:00:00","slug":"estudio-experimental-de-sistemas-polimericos-para-recubrimiento-de-metal-en-protesis","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-experimental-de-sistemas-polimericos-para-recubrimiento-de-metal-en-protesis\/","title":{"rendered":"Estudio experimental de sistemas polim\u00e9ricos para recubrimiento de metal en pr\u00f3tesis."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Susana David Fern\u00e1ndez <\/strong><\/h2>\n<p>Introducci\u00f3n:dados los inconvenientes que presentan las porcelanas en implanto-pr\u00f3tesis,se estudian otras alternativas como critobal (resina compuesta).Desglosamos este estudio en dos fases.\u00bbIn vivo\u00bby \u00abin vitro\u00bb.  objetivos:fase cl\u00ednica:se compara el desgaste de c\u00faspides activas de restauraciones(implanto-soportadas atornilladas)vs dientes naturales adyacentes,su estabilidad est\u00e9tica, comportamiento frente a la adhesi\u00f3n bacteriana en el momento de la colocaci\u00f3n de la pr\u00f3tesis, transcurrido un mes,trs seis y doce meses.Fase \u00abin vitro\u00bb:registrar valores de dureza superficial , dureza vickers, as\u00ed como valorar el patr\u00f3n de union(macrorretenci\u00f3n vs uni\u00f3n qu\u00edmica s\u00f3lo)y su papel en la resistencia al cizallamiento.  material y m\u00e9todo:el registro del desgaste se efect\u00faa sobre las 26 restauraciones comparadas con 12 unidades control,cuantificando el valor radial de la proci\u00f3nm\u00e1s convexa del perfil de sus c\u00faspides activas en los per\u00edodos anteriormente mencionados, empleando el microspio sin oculares, microscompio metalogr\u00e1fico y el sofware autocad architectural desktop versi\u00f3n 3.3 estabilidad est\u00e9tica:recogemos los valores de ilumninacio registrados por un lox\u00f3metro, mientras que para la cuantificaci\u00f3n de placa bacteriana, se emple\u00f3 el indice de  quigley-hein modificado por turesky.La fase experimental \u00abin vitro\u00bbse lleva a cabo mediante un dur\u00f3metro, y  una m\u00e1quina de ensayos.  resultados:para pmenor0,05, el desgaste delas c\u00faspides activas de restauraciones adyacentes naturales.Para pmenor0,01, no presentan estabilidad est\u00e9tica .Para pmenor0,01, muestra un excelente comportamiento frente a la adhesi\u00f3nde placa.Para un intervalo de confianza mayor95%, los valores de dureza vickers , son equiparables a otros estudios previos.Sin embargo, la macrorretenci\u00f3n sigue aportando mejor resistencia al cizallamiento , qu ela uni\u00f3n meramente qu\u00edmica,propugnada por las casa comerciales.  discusi\u00f3n:se ha procedido a la<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio experimental de sistemas polim\u00e9ricos para recubrimiento de metal en pr\u00f3tesis.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio experimental de sistemas polim\u00e9ricos para recubrimiento de metal en pr\u00f3tesis. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Susana David Fern\u00e1ndez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Complutense de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 12\/07\/2004<\/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>Alicia Celem\u00edn Vi\u00f1uela<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Mar\u00eda  Jes\u00fas Suarez Garc\u00eda <\/li>\n<li> Hidalgo arroquia Juan  Jos\u00e9 (vocal)<\/li>\n<li> Sol\u00e1 ruiz Mar\u00eda fernanda (vocal)<\/li>\n<li>ramon Del castillo salmeron (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Susana David Fern\u00e1ndez Introducci\u00f3n:dados los inconvenientes que presentan las porcelanas en implanto-pr\u00f3tesis,se estudian otras alternativas como critobal [&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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