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DOI: 10.1016/j.rbo.2017.09.011
Desenvolvimento de um guia paciente-específico para fixação de coluna cervical alta[*]
Article in several languages: português | EnglishPublication History
16 August 2017
05 September 2017
Publication Date:
01 March 2019 (online)

Resumo
Objetivos
A fixação de coluna cervical alta pode representar um desafio para os cirurgiões de coluna devido à anatomia complexa e aos riscos de lesão vascular e medular. Os recentes avanços com a tecnologia de impressão 3 D abriram um novo leque de opções para os cirurgiões.
Métodos
Desenvolveu-se um guia para a adaptação de parafusos de massa lateral em C1 com auxílio de impressão 3 D. Foram confeccionados oito modelos em tamanho real de coluna cervical alta e seus respectivos guias com base em tomografias computadorizadas. Os fios-guia foram introduzidos com o auxílio dos guias; os modelos foram analisados com auxílio de tomografia computadorizada.
Resultados
Todos os fios-guia avaliados no estudo apresentaram um trajeto seguro nos modelos, respeitaram as superfícies articulares superiores e inferiores, o canal vertebral e a artéria vertebral.
Conclusão
O estudo demonstrou que o guia tem boa eficácia, é uma ferramenta confiável para auxiliar a adaptação de fios-guia para parafusos em massas laterais de C1.
Palavras-chave
vértebras cervicais/patologia - vértebras cervicais/cirurgia - fraturas da coluna vertebral - fusão vertebral - impressão tridimensional* Trabalho desenvolvido no Hospital Universitário Cajuru, Curitiba, PR, Brasil. Publicado originalmente por Elsevier Editora Ltda. © 2018 Sociedade Brasileira de Ortopedia e Traumatologia.
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