{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,28]],"date-time":"2026-01-28T21:47:00Z","timestamp":1769636820326,"version":"3.49.0"},"reference-count":26,"publisher":"Georg Thieme Verlag KG","issue":"04","license":[{"start":{"date-parts":[[2020,1,9]],"date-time":"2020-01-09T00:00:00Z","timestamp":1578528000000},"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":[[2020,8]]},"abstract":"<jats:title>Resumo<\/jats:title><jats:p>\n          Introdu\u00e7\u00e3o\u2003Usualmente, as luxa\u00e7\u00f5es sacroil\u00edacas s\u00e3o tratadas com parafusos iliossacrais ou com placas anteriores \u00e0 articula\u00e7\u00e3o sacroil\u00edaca (ASI). Este estudo compara a rigidez e carga m\u00e1xima suportada pelos dois tipos de fixa\u00e7\u00f5es acima citados, utilizando pelves sint\u00e9ticas.<\/jats:p><jats:p>\n          M\u00e9todo\u2003Dez pelves sint\u00e9ticas foram divididas em dois grupos (n\u2009=\u20095). No grupo denominado PlaCF, a ASI foi fixada com duas placas anteriores. No grupo ParCF, a ASI foi fixada com dois parafusos iliossacrais no corpo da primeira vertebra sacral (S1). A rigidez e carga m\u00e1xima suportada por cada montagem realizada, foi mensurada. A an\u00e1lise estat\u00edstica foi realizada atrav\u00e9s do teste U de Mann-Whitney (p\u2009&lt;\u20090.05 foi considerado estatisticamente significativo para todas as an\u00e1lises).<\/jats:p><jats:p>\n          Resultados\u2003A carga m\u00e1xima suportada at\u00e9 a falha da fixa\u00e7\u00e3o pelos grupos PlaCF e ParCF foram respectivamente 940\u2009\u00b1\u200975 N e 902\u2009\u00b1\u200956 N, n\u00e3o havendo diferen\u00e7a estat\u00edstica entre eles. A rigidez obtida pelo grupo ParCF foi maior e com diferen\u00e7a estat\u00edstica em rela\u00e7\u00e3o ao grupo PlaCF (68.6\u2009\u00b1\u200911.1 N\/mm e 50\u2009\u00b1\u20094.0 N\/mm respectivamente).<\/jats:p><jats:p>\n          Conclus\u00e3o\u2003Apesar da menor rigidez obtida no grupo PlaCF, as placas anteriores \u00e0 ASI podem ser uma \u00f3tima op\u00e7\u00e3o no tratamento da luxa\u00e7\u00e3o sacroil\u00edaca quando os parafusos iliossacrais n\u00e3o puderem ser utilizados. Outros estudos s\u00e3o necess\u00e1rios para detectar poss\u00edveis diferen\u00e7as entre os dois procedimentos do ponto vista cir\u00fargico e cl\u00ednico.<\/jats:p>","DOI":"10.1055\/s-0039-1697973","type":"journal-article","created":{"date-parts":[[2020,1,9]],"date-time":"2020-01-09T23:50:34Z","timestamp":1578613834000},"page":"497-503","source":"Crossref","is-referenced-by-count":4,"title":["Placas anteriores s\u00e3o mais efetivas do que parafusos iliossacrais na fixa\u00e7\u00e3o da articula\u00e7\u00e3o sacroil\u00edaca? Estudo Biomec\u00e2nico"],"prefix":"10.1055","volume":"55","author":[{"given":"Flavio","family":"Goldsztajn","sequence":"additional","affiliation":[{"name":"Departamento de Ortopedia, Am\u00e9ricas Medical City, Rio de Janeiro, RJ, Brasil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jose Ricardo L.","family":"Mariolani","sequence":"additional","affiliation":[{"name":"Laborat\u00f3rio de Biomateriais em Ortopedia, Escola de Ci\u00eancias M\u00e9dicas, Universidade de Campinas, Campinas, SP, Brasil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"William Dias","family":"Belangero","sequence":"additional","affiliation":[{"name":"Laborat\u00f3rio de Biomateriais em Ortopedia, Escola de Ci\u00eancias M\u00e9dicas, Universidade de Campinas, Campinas, SP, Brasil"},{"name":"Departamento de Ortopedia, Escola de Ci\u00eancias M\u00e9dicas, Universidade de Campinas, Campinas, SP, Brasil"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"194","published-online":{"date-parts":[[2020,1,9]]},"reference":[{"issue":"01","key":"ref1","doi-asserted-by":"crossref","first-page":"2309499016684322","DOI":"10.1177\/2309499016684322","article-title":"Functional outcome of patients with unstable pelvic ring fracture","volume":"25","author":"Y Kokubo","year":"2017","journal-title":"J Orthop Surg (Hong Kong)"},{"issue":"04","key":"ref2","doi-asserted-by":"crossref","first-page":"548","DOI":"10.1302\/0301-620X.95B4.30804","article-title":"The long-term clinical outcome after pelvic ring injuries","volume":"95-B","author":"T Dienstknecht","year":"2013","journal-title":"Bone Joint J"},{"issue":"02","key":"ref3","doi-asserted-by":"crossref","first-page":"169","DOI":"10.1016\/j.aott.2014.12.001","article-title":"Occult external iliac vein injury after anterior dislocation of the sacroiliac joint in adult patient","volume":"51","author":"Y Liu","year":"2017","journal-title":"Acta Orthop Traumatol Turc"},{"issue":"01","key":"ref4","doi-asserted-by":"crossref","first-page":"28","DOI":"10.1097\/BOT.0b013e31828fc063","article-title":"Quality of life and sexual function after traumatic pelvic fracture","volume":"28","author":"K F Harvey-Kelly","year":"2014","journal-title":"J Orthop Trauma"},{"issue":"12","key":"ref5","doi-asserted-by":"crossref","first-page":"2055","DOI":"10.1016\/j.injury.2014.10.052","article-title":"Biomechanical study of four kinds of percutaneous screw fixation in two types of unilateral sacroiliac joint dislocation: a finite element analysis","volume":"45","author":"L Zhang","year":"2014","journal-title":"Injury"},{"issue":"02","key":"ref6","doi-asserted-by":"crossref","first-page":"327","DOI":"10.1016\/j.injury.2014.10.058","article-title":"Percutaneous iliosacral fixation in external rotational pelvic fractures. 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