{"id":61257,"date":"2007-09-11T00:00:00","date_gmt":"2007-09-11T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/rugosidad-de-los-arcos-ortodoncicos-mediante-microscopia-confocal\/"},"modified":"2007-09-11T00:00:00","modified_gmt":"2007-09-11T00:00:00","slug":"rugosidad-de-los-arcos-ortodoncicos-mediante-microscopia-confocal","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/estomatologia-y-ortodoncia\/rugosidad-de-los-arcos-ortodoncicos-mediante-microscopia-confocal\/","title":{"rendered":"Rugosidad de los arcos ortodoncicos mediante microscopia confocal"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Aranzazu Senosiain Oroquieta <\/strong><\/h2>\n<p>En la mayor\u00eda de los casos, los fabricantes de materiales de ortodoncia no facilitan la composici\u00f3n exacta ni las propiedades de las aleaciones empleadas en la fabricaci\u00f3n de los arcos. A pesar de que existen sistemas que controlan la calidad de los materiales dentales, la aplicaci\u00f3n de estas normas a la especialidad de ortodoncia, no aparece tan claramente regulada. El proceso final de producci\u00f3n, en el que los arcos son acabados y pulidos es determinante en los valores de rugosidad de los mismos. Dicha rugosidad, tal y como se sabe, puede influir en la fricci\u00f3n y en la eficacia en la mec\u00e1nica de deslizamiento. Es poco lo que se sabe sobre la rugosidad superficial y el coeficiente de fricci\u00f3n de los arcos y pr\u00e1cticamente nada de la relaci\u00f3n que existe entre ambos.Son muchos los estudios que muestran variaciones extremas en los valores de rugosidad superficial de arcos de n\u00edquel-titanio de diferentes casas comerciales. Si la hip\u00f3tesis de que el proceso de fabricaci\u00f3n, es el factor determinante que condiciona la estructura superficial de un arco, la rugosidad, medida en diferentes lotes de un mismo producto de una casa comercial determinada, debiera ser en la mayor\u00eda de los casos, casi id\u00e9ntica.  Con el fin de comprobar dicha hip\u00f3tesis se establecieron los siguientes objetivos: 1. Determinar la variaci\u00f3n que existe en los niveles de rugosidad de un arco de n\u00edquel-titanio, seg\u00fan sea la casa comercial considerada. 2. Comprobar si la rugosidad del arco es caracter\u00edstica de cada casa comercial y se mantiene constante en los diferentes lotes de fabricaci\u00f3n. 3. Confirmar que el valor de rugosidad es independiente del sector considerado, es decir, si un determinado valor de rugosidad apenas sufre variaci\u00f3n a lo largo de toda la longitud del arco. material y metodo  mediante microscop\u00eda confocal se ha analizado la rugosidad de arcos de n\u00edquel-titanio de diferentes casas comerciales y de diferentes lotes de fabricaci\u00f3n de una misma casa comercial<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Rugosidad de los arcos ortodoncicos mediante microscopia confocal<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Rugosidad de los arcos ortodoncicos mediante microscopia confocal <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Aranzazu Senosiain Oroquieta <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Oviedo<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 09\/11\/2007<\/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>Juan  Manuel Cobo Plana<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Lopez arranz y arranz Juan  sebastian <\/li>\n<li>Manuel Lahoz gimeno (vocal)<\/li>\n<li>marina Costales perez (vocal)<\/li>\n<li>Juan  Antonio Suarez quintanilla (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Aranzazu Senosiain Oroquieta En la mayor\u00eda de los casos, los fabricantes de materiales de ortodoncia no facilitan [&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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