{"id":71107,"date":"2004-05-11T00:00:00","date_gmt":"2004-05-11T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-in-vitro-de-la-resistencia-a-traccion-de-brackets-esteticas-y-cementos-liberadores-de-fluor\/"},"modified":"2004-05-11T00:00:00","modified_gmt":"2004-05-11T00:00:00","slug":"estudio-in-vitro-de-la-resistencia-a-traccion-de-brackets-esteticas-y-cementos-liberadores-de-fluor","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/estudio-in-vitro-de-la-resistencia-a-traccion-de-brackets-esteticas-y-cementos-liberadores-de-fluor\/","title":{"rendered":"Estudio in vitro de la resistencia a tracci\u00f3n de brackets est\u00e9ticas y cementos liberadores de fl\u00faor"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Leandro Fern\u00e1ndez L\u00f3pez-barajas <\/strong><\/h2>\n<p>Los aparatos ortod\u00f3ncicos est\u00e9ticos y el cementado directo de brackets constiuyen campos de gran inter\u00e9s en ortodoncia cl\u00ednica. Hemos evaluado la resistencia a traccion de 3 tipos de brackets (met\u00e1lica, pl\u00e1stica y cer\u00e1mica) combinadas con cinco tipos de cementos adhesivos (resina convencional, resina liberadora de fl\u00faor, dos cementos de ion\u00f3mero de vidrio y un comp\u00f3mero) realizando un ensayo estandarizado a tracci\u00f3n. Los valores analizados en este estudio han sido la resistencia m\u00e1xima a tracci\u00f3n (tensi\u00f3n) y la localizaci\u00f3n de la fractura. Los resultados obtenidos han permitido emitir las siguientes conclusiones, tras evaluar las limitaciones de las investigaciones in vitro respecto a las in vivo: 1-el bracket pl\u00e1stico de retenci\u00f3n mec\u00e1nica tiene una correcta capacidad de adhesi\u00f3n. 2-la bracket silanizada no se ha comportado como tal. 3-los cementos liberadores de fl\u00faor: ion\u00f3meros de vidrio h\u00edbridos espec\u00edficos para ortodoncia y resinas liberadoras de fl\u00faor, presentan resistencia adhesiva adecuada para el cementado directo de brackets. 4-los cementos de ion\u00f3mero de vidrio de uso odontol\u00f3gico no presentan resistencia adhesiva suficiente. 5-la capacidad adhesiva de una bracket est\u00e1 mediatizada por el tipo de cemento utilizado, existiendo interacci\u00f3n que indica que las resistencia adhesiva depende de la combinaci\u00f3n.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio in vitro de la resistencia a tracci\u00f3n de brackets est\u00e9ticas y cementos liberadores de fl\u00faor<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio in vitro de la resistencia a tracci\u00f3n de brackets est\u00e9ticas y cementos liberadores de fl\u00faor <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Leandro Fern\u00e1ndez L\u00f3pez-barajas <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Universitat de val\u00e9ncia (estudi general)<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 05\/11\/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>Eliseo Plasencia Alsina<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: mateo Buend\u00eda g\u00f3mez <\/li>\n<li> Bravo gonz\u00e1lez Luis Alberto (vocal)<\/li>\n<li>montserrat Catala pizarro (vocal)<\/li>\n<li>josep Mar\u00eda Ustrell torrent (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Leandro Fern\u00e1ndez L\u00f3pez-barajas Los aparatos ortod\u00f3ncicos est\u00e9ticos y el cementado directo de brackets constiuyen campos de gran [&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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