Chinese Journal of Tissue Engineering Research ›› 2016, Vol. 20 ›› Issue (39): 5904-5911.doi: 10.3969/j.issn.2095-4344.2016.39.020

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Local infiltration analgesia and femoral nerve block for pain control after total knee arthroplasty: a meta-analysis 

Xing Mei-li, Xu Bin, Xin Ying   

  1. Xi’an Honghui Hospital Affiliated to Xi’an Jiaotong University, Xi’an 710054, Shaanxi Province, China
  • Revised:2016-07-06 Online:2016-09-23 Published:2016-09-23
  • About author:Xing Mei-li, Xi’an Honghui Hospital Affiliated to Xi’an Jiaotong University, Xi’an 710054, Shaanxi Province, China

Abstract:

BACKGROUND: Both local infiltration analgesia and femoral nerve block are used for the pain management after total knee arthroplasty. Controversy still remains regarding the optimal technique for pain relief.

OBJECTIVE: To systematically evaluate analgesic effects of local infiltration analgesia and femoral nerve block after total knee arthroplasty.
METHODS: Databases including PubMed, EMBASE, the Cochrane Library, Web of Science and CBM, were comprehensively searched to identify randomized controlled studies comparing local infiltration analgesia with femoral nerve block. Two reviewers independently selected trials, included literatures, extracted data, and assessed the methodological qualities of included studies according to Cochrane Handbook for Systematic Reviews of Interventions Version 5.1.0. When there were different opinions, it was decided by the third author. Data were analyzed by RevMan 5.3 software.
RESULTS AND CONCLUSION: (1) Eleven randomized controlled trials involving 566 patients were included. (2) At 24 and 48 hours (h) after surgery, there were no significant differences between the local infiltration analgesia and femoral nerve block groups, in Visual Analog Scale scores [MD24 h=0.15, 95%CI (-0.26, 1.28), P > 0.05; MD48 h=0.19, 95%CI (-0.06, 0.44), P > 0.05] in the resting state, and [MD24 h=-0.01, 95%CI (-0.51, 0.48), P > 0.05; MD48h=0.18, 95%CI (-0.45, 0.82), P > 0.05] in the active state, amount of analgesic drug use [MD24 h=-2.23, 95%CI (-5.63, 1.16), P > 0.05; MD48 h=2.44, 95%CI (-1.08, 5.95), P > 0.05], hospital stay [MD=0.05, 95%CI (-0.40, 0.50), P > 0.05], postoperative nausea and vomiting [OR=1.09, 95%CI (0.39, 3.04), P > 0.05] and postoperative infection [OR=0.99, 95%CI (0.44, 2.59), P > 0.05]. (3) These results indicated that the analgesic effect of local infiltration analgesia was identical to that of femoral nerve block after total knee arthroplasty. Due to its simple operation, local infiltration analgesia can be used as a standard analgesia method after total knee arthroplasty. 
 

Key words: Arthroplasty, Replacement, Knee, Femoral Nerve, Anesthesia, Pain 

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