{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,2,21]],"date-time":"2025-02-21T14:36:50Z","timestamp":1740148610245,"version":"3.37.3"},"reference-count":27,"publisher":"Georg Thieme Verlag KG","issue":"06","license":[{"start":{"date-parts":[[2020,7,22]],"date-time":"2020-07-22T00:00:00Z","timestamp":1595376000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Rev Bras Ortop (Sao Paulo)"],"published-print":{"date-parts":[[2020,12]]},"abstract":"<jats:title>Resumo<\/jats:title><jats:p>\n          Objetivo\u2003Avaliar diferentes dispositivos de fixa\u00e7\u00e3o femoral na reconstru\u00e7\u00e3o do ligamento patelofemoral medial para comparar sua efic\u00e1cia quanto \u00e0 for\u00e7a de fixa\u00e7\u00e3o at\u00e9 a falha em joelhos su\u00ednos.<\/jats:p><jats:p>\n          M\u00e9todos\u2003Foram ensaiados 30 joelhos de su\u00ednos subdivididos em 3 grupos de 10 joelhos. Os enxertos retirados foram dissecados de tend\u00f5es extensores das patas dos su\u00ednos. Cada grupo teve o enxerto fixado ao f\u00eamur com parafuso de interfer\u00eancia, \u00e2ncora, ou tenodese no tend\u00e3o adutor. Os 3 m\u00e9todos foram submetidos \u00e0 testes biomec\u00e2nicos utilizando uma m\u00e1quina universal de ensaio de tra\u00e7\u00e3o com uma velocidade de 20\u2009mm\/min.<\/jats:p><jats:p>\n          Resultados\u2003Verificamos que a m\u00e9dia mais elevada da resist\u00eancia linear sob tra\u00e7\u00e3o lateral (185,45\u2009\u00b1\u200941,22\u2009N) ocorreu no grupo 1: \u201cfixa\u00e7\u00e3o por parafuso,\u201d seguido do grupo 2: \u201cfixa\u00e7\u00e3o por \u00e2ncora\u201d (152,97\u2009\u00b1\u200949,43\u2009N), e a m\u00e9dia foi menor no grupo 3: \u201cfixa\u00e7\u00e3o por tenodese\u201d (76,69\u2009\u00b1\u200918,90\u2009N). Para a margem de erro fixada (5%), comprovou-se a diferen\u00e7a significativa entre os grupos (p\u2009&lt;\u20090,001) e tamb\u00e9m atrav\u00e9s dos testes de compara\u00e7\u00f5es m\u00faltiplas (entre os pares de grupos) verificou-se a ocorr\u00eancia de diferen\u00e7as significativas. A variabilidade expressada por meio do coeficiente de varia\u00e7\u00e3o mostrou-se reduzida, j\u00e1 que a referida medida foi inferior a 33,3%.<\/jats:p><jats:p>\n          Conclus\u00e3o\u2003O uso de parafusos de interfer\u00eancia no t\u00fanel \u00f3sseo de joelhos porcinos \u00e9 suficientemente forte para fixa\u00e7\u00e3o femoral na reconstru\u00e7\u00e3o do ligamento patelofemoral medial, assim como a fixa\u00e7\u00e3o com \u00e2ncoras mont\u00e1veis com fio de alta resist\u00eancia. Entretanto, a tenodese no tend\u00e3o adutor mostrou-se fr\u00e1gil para essa finalidade.<\/jats:p>","DOI":"10.1055\/s-0040-1708520","type":"journal-article","created":{"date-parts":[[2020,7,22]],"date-time":"2020-07-22T23:26:08Z","timestamp":1595460368000},"page":"771-777","source":"Crossref","is-referenced-by-count":0,"title":["Estudo biomec\u00e2nico de diferentes dispositivos de fixa\u00e7\u00e3o femoral na reconstru\u00e7\u00e3o do ligamento patelofemoral medial em joelhos de su\u00ednos"],"prefix":"10.1055","volume":"55","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-6231-4003","authenticated-orcid":false,"given":"Lothar Schmechel","family":"Dobke","sequence":"additional","affiliation":[{"name":"Servi\u00e7o de Cirurgia do Joelho, Instituto de Ortopedia e Traumatologia (IOT), Hospital S\u00e3o Vicente de Paulo (HSVP), Universidade Federal da Fronteira Sul (UFFS), Passo Fundo, RS, Brasil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8613-4461","authenticated-orcid":false,"given":"Jo\u00e3o Artur","family":"Bonadiman","sequence":"additional","affiliation":[{"name":"Servi\u00e7o de Cirurgia do Joelho, Instituto de Ortopedia e Traumatologia (IOT), Hospital S\u00e3o Vicente de Paulo (HSVP), Universidade Federal da Fronteira Sul (UFFS), Passo Fundo, RS, Brasil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7300-7217","authenticated-orcid":false,"given":"Osmar Valad\u00e3o","family":"Lopes Jr","sequence":"additional","affiliation":[{"name":"Servi\u00e7o de Cirurgia do Joelho, Instituto de Ortopedia e Traumatologia (IOT), Hospital S\u00e3o Vicente de Paulo (HSVP), Universidade Federal da Fronteira Sul (UFFS), Passo Fundo, RS, Brasil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8800-8581","authenticated-orcid":false,"given":"Paulo Renato","family":"Saggin","sequence":"additional","affiliation":[{"name":"Servi\u00e7o de Cirurgia do Joelho, Instituto de Ortopedia e Traumatologia (IOT), Hospital S\u00e3o Vicente de Paulo (HSVP), Universidade Federal da Fronteira Sul (UFFS), Passo Fundo, RS, Brasil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9422-2824","authenticated-orcid":false,"given":"Charles Leonardo","family":"Israel","sequence":"additional","affiliation":[{"name":"Departamento de Engenharia Mec\u00e2nica, Universidade de Passo Fundo, Passo Fundo, RS, Brasil"},{"name":"Programa de P\u00f3s-Gradua\u00e7\u00e3o em Projeto e Processos de Fabrica\u00e7\u00e3o, Universidade de Passo Fundo, Passo Fundo, RS, Brasil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8125-7104","authenticated-orcid":false,"given":"Leandro de Freitas","family":"Spinelli","sequence":"additional","affiliation":[{"name":"Servi\u00e7o de Ortopedia e Traumatologia, Santa Casa de Miseric\u00f3rdia de Porto Alegre, RS, Brasil"},{"name":"Departamento de Engenharia Mec\u00e2nica, Universidade de Passo Fundo, Passo Fundo, RS, Brasil"},{"name":"Programa de P\u00f3s-Gradua\u00e7\u00e3o em Projeto e Processos de Fabrica\u00e7\u00e3o, Universidade de Passo Fundo, Passo Fundo, RS, Brasil"},{"name":"Departamento de Cl\u00ednica Cir\u00fargica, Universidade Federal de Ci\u00eancias da Sa\u00fade de Porto Alegre, Porto Alegre, RS, Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"194","published-online":{"date-parts":[[2020,7,22]]},"reference":[{"key":"ref1","first-page":"56","article-title":"Reconstru\u00e7\u00e3o do ligamento patelofemoral medial: sua 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