{"id":14020,"date":"2018-03-09T09:00:33","date_gmt":"2018-03-09T09:00:33","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-del-trasplante-de-aloinjertos-osteocondrales-conservados-en-diferentes-condiciones-estudio-experimental-en-corderos\/"},"modified":"2018-03-09T09:00:33","modified_gmt":"2018-03-09T09:00:33","slug":"estudio-del-trasplante-de-aloinjertos-osteocondrales-conservados-en-diferentes-condiciones-estudio-experimental-en-corderos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/estudio-del-trasplante-de-aloinjertos-osteocondrales-conservados-en-diferentes-condiciones-estudio-experimental-en-corderos\/","title":{"rendered":"Estudio del trasplante de aloinjertos osteocondrales conservados en diferentes condiciones. estudio experimental en corderos"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Eduardo Alvarez Lozano <\/strong><\/h2>\n<p>Las lesiones osteocondrales atraum\u00e1ticas en las articulaciones de carga son en su mayor parte de etiolog\u00eda desconocida y su reparaci\u00f3n es dif\u00edcil por la condici\u00f3n avascular del cart\u00edlago produciendo fibrocart\u00edlago, rico en col\u00e1geno tipo i, que degenera tarde o temprano. Los procedimientos propuestos actualmente para reparar el cart\u00edlago demoran la degeneraci\u00f3n pero no la evitan. El empleo de injertos cartilaginosos requiere mejorar los procedimientos de almacenamiento y conservaci\u00f3n, siendo necesario el desarrollo de un m\u00e9todo de criopreservaci\u00f3n efectivo como requisito para el \u00e9xito de los trasplantes osteocondrales.  como modelo experimental utilizamos corderos, de 4-6 meses de edad, en 6 grupos, de 6 corderos cada uno, seg\u00fan las condiciones en las que se conserv\u00f3 el injerto. Grupo i: cilindros conservados a -80\u00c2\u00bac. Grupo ii: cilindros conservados a -80\u00c2\u00bac, con dmso, al 10% durante todo el alamcenamiento. grupo iii: cilindros conservados a -186\u00c2\u00bac. Grupo iv: cilindros conservados a -186\u00c2\u00bac, con dmso, al 10%, durante todo el almacenamiento. Grupo v: cilindros conservados a -186\u00c2\u00bac, impregnados con dmso, al 10%, durante 90 minutos.  se expuso la zona cond\u00edlea de carga del f\u00e9mur con artrotom\u00eda y se coloc\u00f3 el injerto, previamente descongelado, procurando que la porci\u00f3n cartilaginosa del injerto contactase con el cart\u00edlago receptor. No se restringi\u00f3 el apoyo y el sacrificio se realiz\u00f3 5 meses despu\u00e9s de la cirug\u00eda.  para la valoraci\u00f3n de los resultados se efectuaron un estudio radiol\u00f3gico, estudio histol\u00f3gico, estudio inmunohistoqu\u00edmico, an\u00e1lisis histomorfom\u00e9trico, marcaje con fluorocromos y estudio del l\u00edquido sinovial.  en nuestro estudio el grupo que mejor conserv\u00f3 la porci\u00f3n cartilaginosa fue el grupo iii. Sin embargo, en todos el cart\u00edlago articular era sustitu\u00eddo por un fibrocart\u00edlago, aunque su grosor y la inmunorreactividad frente a los distintos anticuerpos variaba. Tambi\u00e9n se encontraron dif<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio del trasplante de aloinjertos osteocondrales conservados en diferentes condiciones. estudio experimental en corderos<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio del trasplante de aloinjertos osteocondrales conservados en diferentes condiciones. estudio experimental en corderos <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Eduardo Alvarez Lozano <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Navarra<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 24\/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>Francisco Forriol Campos<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: pedro Guillen Garc\u00eda <\/li>\n<li> Valent\u00ed n\u00edn Juan  ram\u00f3n (vocal)<\/li>\n<li>Francisco Javier Vaquero martin (vocal)<\/li>\n<li>Carlos Villas tom\u00e9 (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Eduardo Alvarez Lozano Las lesiones osteocondrales atraum\u00e1ticas en las articulaciones de carga son en su mayor parte 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