{"id":182,"date":"2010-06-10T10:14:24","date_gmt":"2010-06-10T14:14:24","guid":{"rendered":"http:\/\/medicina.udd.cl\/medicina-santiago\/2010\/06\/10\/comparacion-biomecanica-de-dos-nuevas-tecnicas-de-fijacion-coraco-clavicular\/"},"modified":"2010-06-10T10:14:24","modified_gmt":"2010-06-10T14:14:24","slug":"comparacion-biomecanica-de-dos-nuevas-tecnicas-de-fijacion-coraco-clavicular","status":"publish","type":"post","link":"https:\/\/medicina.udd.cl\/medicina-santiago\/noticias\/2010\/06\/10\/comparacion-biomecanica-de-dos-nuevas-tecnicas-de-fijacion-coraco-clavicular\/","title":{"rendered":"Comparaci\u00f3n Biomec\u00e1nica de Dos Nuevas T\u00e9cnicas de Fijaci\u00f3n Coraco-clavicular"},"content":{"rendered":"<p style=\"text-align: justify\"><strong>Resumen\u00a0 <\/strong><\/p>\n<p style=\"text-align: justify\">La luxaci\u00f3n de la articulaci\u00f3n acromio-clavicular es una de las lesiones m\u00e1s frecuentes de hombro, se produce generalmente al caer de costado sobre este, aplic\u00e1ndose una fuerza lateral en el acromion. Esta lesi\u00f3n produce dolor, impotencia funcional y deformidad al elevarse la clav\u00edcula por la rotura de los ligamentos que la mantienen en su posici\u00f3n; por esta raz\u00f3n es necesario recurrir al tratamiento quir\u00fargico. Una de las cirug\u00edas para reorientar la clav\u00edcula \u00a0a su posici\u00f3n anat\u00f3mica normal\u00a0 es\u00a0 mediante una peque\u00f1a incisi\u00f3n por encima del hombro, en la cual se acerca la clav\u00edcula al coracoides\u00a0 y se fijan con una sutura no reabsorbibles (<strong>fiber tape<\/strong>) la cual atraviesa la clav\u00edcula y pasa bajo el coracoides, con el fin de estabilizar la articulaci\u00f3n acromio clavicular, mientras se regeneran los ligamentos en cuesti\u00f3n.<\/p>\n<p style=\"text-align: justify\">Se usaron dos metatarsianos porcinos que simularon la clav\u00edcula y el coracoides, con el objetivo de comparar la resistencia de dos t\u00e9cnicas quir\u00fargicas de fijaci\u00f3n coraco-clavicular. Se esperaba que la t\u00e9cnica de la fijaci\u00f3n coraco-clavicular que termina con las fibras de fiber tape en cruz, resistiera significativamente m\u00e1s que la t\u00e9cnica que se utiliza normalmente que es la que termina con el fiber tape en paralelo. El tama\u00f1o muestral fue de 34 simulaciones de la articulaci\u00f3n, separados en dos grupos, uno en que los huesos fueron fijados con la t\u00e9cnica con el fiber tape en paralelo y el otro donde fueron fijados con\u00a0 la t\u00e9cnica del fiber tape en cruz. Se midi\u00f3 la resistencia de cada t\u00e9cnica a trav\u00e9s de una m\u00e1quina de tracci\u00f3n conectada a un transductor de fuerzas.<\/p>\n<p style=\"text-align: justify\">El estudio muestra una diferencia por sobre los 50[N] entre las dos t\u00e9cnicas, siendo la t\u00e9cnica en que se dispone el fiber tape en forma de cruz \u00a0significativamente (p&lt;0,05) m\u00e1s resistente que la t\u00e9cnica en la que se termina con las fibras de fiber tape en paralelo.<\/p>\n<p style=\"text-align: justify\">Este estudio sirve de referencia para guiar a traumat\u00f3logos al momento de elegir una \u00a0t\u00e9cnica\u00a0 id\u00f3nea para la fijaci\u00f3n coraco-clavicular.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Francisca Conval\u00eda, Romina Cort\u00e9s, Isidora de la Cruz, Mary Hatton, Daniela L\u00f3pez, Isabel Mes\u00edas, Jocelyn Stern<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-182","post","type-post","status-publish","format-standard","hentry","category-sin-categoria"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.9 - 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