{"id":14092,"date":"2018-03-09T09:00:39","date_gmt":"2018-03-09T09:00:39","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/viabilidad-y-cambios-estructurales-en-injertos-arteriales-criopreservados-estudios-experimental\/"},"modified":"2018-03-09T09:00:39","modified_gmt":"2018-03-09T09:00:39","slug":"viabilidad-y-cambios-estructurales-en-injertos-arteriales-criopreservados-estudios-experimental","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/viabilidad-y-cambios-estructurales-en-injertos-arteriales-criopreservados-estudios-experimental\/","title":{"rendered":"Viabilidad y cambios estructurales en injertos arteriales criopreservados. estudios experimental"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Salvador Martinez Melendez <\/strong><\/h2>\n<p>En cirug\u00eda de reconstrucci\u00f3n arterial, los mejores resultados se han obtenido con material aut\u00f3logo. El problema de la sustituci\u00f3n arterial surge en aquellos pacientes que no disponen de vasos \u00fatiles o cuando los materiales prot\u00e9sicos no pueden ser empleados para realizar t\u00e9cnicas de injerto o bypass. Una de las alternativas a considerar en estos casos, es el empleo de vasos sometidos previamente a un proceso de criopreservaci\u00f3n. la viabilidad de los mismos puede depender de muchos factores, uno de ellos es el m\u00e9todo de descongelaci\u00f3n.  el objetivo de nuestro trabajo ha sido evaluar la viabilidad y evoluci\u00f3n post-implante de injertos arteriales criopreservados, siguiendo un protocolo predise\u00f1ado de congelaci\u00f3n y descongelaci\u00f3n lenta.  para ello hemos empleado arterias il\u00edacas de ratas sprague-dawley, que tras su extirpaci\u00f3n fueron criopreservadas de manera gradual y controlada en medio m\u00ednimo esencial con dimetilsulf\u00f3xido al 10%. Las arterias de los animales donantes fueron almacenadas a -145\u00c2\u00bac en vapores de nitr\u00f3geno l\u00edquido durante 30 d\u00edas. Transcurrido este tipo, se procedi\u00f3 a un proceso de descongelaci\u00f3n lenta programada y automatizada, hasta alcanzar la temperatura ambiente.  las arterias criopreservadas fueron implantadas a nivel de la arteria il\u00edaca com\u00fan derecha, en receptores sing\u00e9nicos. Se formaron tres grupos de estudio: gi (arterias control -gia-, criopreservadas no implantadas -gib-), gii (animales con autoinjerto arteria) y giii (animales con injerto arterial criopreservado). Transcurridos los tiempo de estudio de \u00e9stos dos \u00faltimos grupos (14, 30 y 90 d\u00edas), se procedi\u00f3 al sacrificio de los animales, extrayendo los implantes para estudios morfol\u00f3gicos, morfom\u00e9tricos y de muerte celular programada.  el porcentaje de injertos permeables fue del 100% en el gii y 73,3% en el giii. No existieron fracturas espont\u00e1neas durante la descongelaci\u00f3n lenta. El gib mostraba \u00e1reas de denudaci\u00f3n endot<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Viabilidad y cambios estructurales en injertos arteriales criopreservados. estudios experimental<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Viabilidad y cambios estructurales en injertos arteriales criopreservados. estudios experimental <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Salvador Martinez Melendez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Alcal\u00e1<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 28\/11\/2001<\/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 Bell\u00f3n Caneiro<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: pedro Carda abella <\/li>\n<li>Santiago Coca menchero (vocal)<\/li>\n<li> Jimenez cossio Jos\u00e9 Antonio (vocal)<\/li>\n<li>Jes\u00fas Vaquero crespo (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Salvador Martinez Melendez En cirug\u00eda de reconstrucci\u00f3n arterial, los mejores resultados se han obtenido con material aut\u00f3logo. [&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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[17426,9,141,1550],"tags":[4964,29778,31693,17603,45506,4965],"class_list":["post-14092","post","type-post","status-publish","format-standard","hentry","category-alcala","category-ciencias-medicas","category-cirugia","category-cirugia-vascular","tag-jesus-vaquero-crespo","tag-jimenez-cossio-jose-antonio","tag-juan-manuel-bellon-caneiro","tag-pedro-carda-abella","tag-salvador-Martinez-melendez","tag-santiago-coca-menchero"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/14092","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=14092"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/14092\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=14092"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=14092"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=14092"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}