{"id":81128,"date":"1999-05-11T00:00:00","date_gmt":"1999-05-11T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-experimental-de-los-disenos-empleados-en-estructuras-metalicas-implantosoportadas\/"},"modified":"1999-05-11T00:00:00","modified_gmt":"1999-05-11T00:00:00","slug":"estudio-experimental-de-los-disenos-empleados-en-estructuras-metalicas-implantosoportadas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/estudio-experimental-de-los-disenos-empleados-en-estructuras-metalicas-implantosoportadas\/","title":{"rendered":"Estudio experimental de los dise\u00f1os empleados en estructuras met\u00e1licas implantosoportadas."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Blazquez Checa Jorge  Manuel <\/strong><\/h2>\n<p>Introduccion:las estructuras met\u00e1licas implantosoportadas presentan problemas de tipo deformaciones pl\u00e1sticas, colados heterog\u00e9neos y mala adaptaci\u00f3n pasiva.  material y metodo: confeccionamos 9 estructuras en aleaci\u00f3n de palacio-cobre en 3 grupos:a: pilares est\u00e1ndar y cantilever convencional, b: pilares est\u00e1ndar y cantilever modificado(refuerzo en m\u00e9nsula) y c: pilares est\u00e9ticos y cantilever convencional. Las estructuras con desajustes mayores de 30 micras (al microscopio electr\u00f3nico) se repitieron. Se cargaron en ambas m\u00e9nsulas a 20 y 13 mm del \u00faltimo implante y verificamos la tensi\u00f3n de los tornillos y las estructuras al microscopio. Se realiz\u00f3 un estudio metalogr\u00e1fico.  resultados: la diferencia desadaptaci\u00f3n precarca y postcarga es estad\u00edsticamente significativa. Las diferencias de adaptaci\u00f3n entre planos y c\u00f3nicos sin efecto carga son estad\u00edsticamente significativas. La media de desadaptaci\u00f3n en los extremos es superior a la de los medios, y es estad\u00edsticamente significativa, tanto precarga como postcarga como independientemente de la misma. Tanto en el lado derecho como en el izquierdo, el l\u00edmite de resistencia es inferior en las estructuras de tipo c, y en ambos casos estas diferencias son estad\u00edsticamente significativas.  discusion: necesitamos una aleaci\u00f3n de alto l\u00edmite el\u00e1stico, sin soldadoras y con cilindros calcinables. Los pilares conicos ajustan mejor (100%) que los planos (54,5%). El efecto \u00ab\u00bbfusible del tornillo de oro no funciona. seg\u00fan el estudio metalogr\u00e1fico el acabado de pilares calcinables es excelente. el an\u00e1lisis de la microestructura nos muestra un tama\u00f1o de grano regular que nos indica un buena calidad de colado.  conclusiones: 1. Se logra una adaptaci\u00f3n de 30 um con los pilares c\u00f3nicos, m\u00e1s dificilmente con los planos. 2. La resistencia a la carga vertical es mayor que en las estructuras de oro y en titanio con cilindros de colado met\u00e1licos. 3. Las estructuras con pilares c<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio experimental de los dise\u00f1os empleados en estructuras met\u00e1licas implantosoportadas.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio experimental de los dise\u00f1os empleados en estructuras met\u00e1licas implantosoportadas. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Blazquez Checa Jorge  Manuel <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Complutense de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 05\/11\/1999<\/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> Torralba Diaz<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jos\u00e9 Francisco L\u00f3pez lozano <\/li>\n<li>paloma Adeva ramos (vocal)<\/li>\n<li> Vega del barrio Jos\u00e9 Mar\u00eda (vocal)<\/li>\n<li>Jos\u00e9 Maroto Garc\u00eda (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Blazquez Checa Jorge Manuel Introduccion:las estructuras met\u00e1licas implantosoportadas presentan problemas de tipo deformaciones pl\u00e1sticas, colados heterog\u00e9neos y [&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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