{"id":20406,"date":"2002-09-12T00:00:00","date_gmt":"2002-09-12T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/hernias-abdominales-reparacion-con-diferentes-metodos-de-fijacion-de-mallas-estudio-biomecanico-bioqua%c2%admico-e-histologico-modelo-experimental\/"},"modified":"2002-09-12T00:00:00","modified_gmt":"2002-09-12T00:00:00","slug":"hernias-abdominales-reparacion-con-diferentes-metodos-de-fijacion-de-mallas-estudio-biomecanico-bioqua%c2%admico-e-histologico-modelo-experimental","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/hernias-abdominales-reparacion-con-diferentes-metodos-de-fijacion-de-mallas-estudio-biomecanico-bioqua%c2%admico-e-histologico-modelo-experimental\/","title":{"rendered":"Hernias abdominales. reparaci\u00f3n con diferentes m\u00e9todos de fijaci\u00f3n de mallas. estudio biomec\u00e1nico, bioqu\u00edmico e histol\u00f3gico. modelo experimental"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Alberto Paraj\u00f3 Calvo <\/strong><\/h2>\n<p>Introducci\u00f3n  las mallas macroporosas de polipropileno son las m\u00e1s utilizadas en la reparaci\u00f3n de las hernias de la pared abdominal en el momento actual. La necesidad o no de su fijaci\u00f3n y los medios empleados para ello son detalles importantes que merecen consideraci\u00f3n y estudio adicional.  objetivos  1,- analizar la eficacia de dos adhesivos quir\u00fargicos, n-butil 2-cianoacrilato (histoacryl(r)) (h) y cola de fibrina (tissucol(r)) (t), para fijar una malla a la pared abdominal sustituyendo a las suturas, y compararlos con una sutura de polipropileno (s) y con la malla sin fijar (sf).  2,- determinar los efectos sobre el proceso cicatricial y de integraci\u00f3n tisular.  3,- valorar la tolerancia biol\u00f3gica a los materiales empleados.  material y m\u00e9todos  se desarroll\u00f3 un estudio experimental randomizado ciego, con 129 ratas sprague-dawley. El m\u00e9todo quir\u00fargico consist\u00eda en crear un defecto de 3,5 x 2 cm en la pared abdominal anterior y repararlo inmediatamente superponiendo una malla de polipropileno (surgipro(r)) extraperitoneal. Se han configurado 12 grupos en funci\u00f3n del medio de fijaci\u00f3n de la malla (h, t, s, sf) y de la duraci\u00f3n del per\u00edodo postoperatorio (3, 10 y 21 d\u00edas).  transcurrido el intervalo pre-establecido se hac\u00eda el estudio postmortem y se extra\u00eda toda la pared m\u00fasculo-aponeur\u00f3tica anterior del abdomen, con la malla en el centro, para el ensayo de tensiometr\u00eda neum\u00e1tica con un controlador de presi\u00f3n digital. La determinaci\u00f3n de 4-hidroxiprolina, amino\u00e1cido espec\u00edfico del col\u00e1geno, se hizo con un m\u00e9todo espectrofotom\u00e9trico. Mediante microscop\u00eda \u00f3ptica se valoraron la reacci\u00f3n inflamatoria aguda, la reacci\u00f3n tipo cuerpo extra\u00f1o y la fibrosis.  resultados y discusi\u00f3n  seg\u00fan el m\u00e9todo de fijaci\u00f3n, la incidencia de hernia fue de 10,0% (h), 60,7% (t), 3,3% (s) y 83,3% (sf) (p&lt;0,001). Hubo infecci\u00f3nde la herida en 6 casos (5,1%), m\u00e1s frecuente con cola de fibrina (no significat<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Hernias abdominales. reparaci\u00f3n con diferentes m\u00e9todos de fijaci\u00f3n de mallas. estudio biomec\u00e1nico, bioqu\u00edmico e histol\u00f3gico. modelo experimental<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Hernias abdominales. reparaci\u00f3n con diferentes m\u00e9todos de fijaci\u00f3n de mallas. estudio biomec\u00e1nico, bioqu\u00edmico e histol\u00f3gico. modelo experimental <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Alberto Paraj\u00f3 Calvo <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Santiago de compostela<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 09\/12\/2002<\/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>Francisco Barreiro Morandeira<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: joaqu\u00edn Potel lesquerleux <\/li>\n<li>Juan Vi\u00f1as salas (vocal)<\/li>\n<li>Andr\u00e9s Beiras iglesias (vocal)<\/li>\n<li>Juan Gonz\u00e1lez gonz\u00e1lez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Alberto Paraj\u00f3 Calvo Introducci\u00f3n las mallas macroporosas de polipropileno son las m\u00e1s utilizadas en la reparaci\u00f3n de [&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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