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Revista Brasileira de Anestesiologia
Article . 2017 . Peer-reviewed
License: CC BY NC ND
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Revista Brasileira de Anestesiologia
Article
License: CC BY NC ND
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Necessidade de anestésicos avaliada com a análise do índice bispectral bilateral e bloqueio femoral em artroplastia total de joelho

Authors: Vinyet López; Antoni Sabaté; Maylin Koo; Carmina Ribes; Javier Bocos;

Necessidade de anestésicos avaliada com a análise do índice bispectral bilateral e bloqueio femoral em artroplastia total de joelho

Abstract

Resumo Justificativa e objetivos O bloqueio continuo de nervos perifericos provou ser benefico para reduzir o consumo de morfina no pos‐operatorio. A combinacao de um bloqueio femoral e anestesia geral para reduzir a necessidade de anestesicos no intraoperatorio ainda nao foi avaliada. O objetivo deste estudo foi determinar a relevância do momento propicio durante o bloqueio femoral para a necessidade de anestesicos no intraoperatorio durante a anestesia geral para artroplastia total de joelho (ATJ). Metodos Estudo prospectivo de coorte de pacientes agendados para ATJ. Os pacientes foram sequencialmente alocados em grupos para receber mepivacaina a 2% (20 mL) durante a insercao do cateter femoral, antes da inducao da anestesia (pre‐operatorio) ou no inicio do fechamento da pele (pos‐operatorio). Um algoritmo com base nos valores do BIS orientou o manejo da anestesia no intraoperatorio. Analgesia no pos‐operatorio foi administrada via bomba elastomerica de levobupivacaina a 0,125% conectada ao cateter femoral e complementada com analgesia (morfina) controlada pelo paciente durante 48 horas. Os testes de Kruskall‐Wallis e do qui‐quadrado foram usados para comparar as variaveis. A significância estatistica foi estabelecida em p Resultados Foram estudados 94 pacientes, 47 no pre‐operatorio e 47 no pos‐operatorio. Houve menos necessidade de fentanil e sevoflurano durante o periodo intraoperatorio no grupo pre‐operatorio; medianas e variacoes dos valores: 250 (100‐600) vs. 450 (200‐600) μg e 21 (12‐48) vs. 32 (18‐67) mL p = 0,001, respectivamente. Nao houve diferencas nas medianas dos valores das escalas de classificacao numerica e verbal, 4 (0‐10) vs. 3 (0‐10), e nas medianas do consumo de morfina, 9 (2‐73) vs. 8 (0‐63) mg no pos‐operatorio. Conclusoes O bloqueio femoral no pre‐operatorio e util para diminuir a necessidade de anestesicos em ATJ, mas nao tem efeito adicional no controle da analgesia no pos‐operatorio.

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citations
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
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