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清醒或七氟醚麻醉下瑞芬太尼靶控输注对听觉诱发电位指数的影响
引用本文:焦静,黄绍强.清醒或七氟醚麻醉下瑞芬太尼靶控输注对听觉诱发电位指数的影响[J].中国临床医学,2009,16(3):437-439.
作者姓名:焦静  黄绍强
作者单位:复旦大学附属妇产科医院麻醉科,上海,200011
摘    要:目的:观察清醒状态及七氟醚麻醉下瑞芬太尼靶控输注(TCI)对听觉诱发电位指数(AAI)的影响。方法:28例择期全麻手术病例,根据瑞芬太尼靶控效应室浓度(CeREM)设定的不同均分为A组与B组。记录用药前安静时(T1)、CeREM达到2ng·mL^-15min后(A组T2)或4ng·mL^-15min后(B组T2)的AAI、心率(HR)、平均动脉压(MAP)、动脉血氧饱和度(SpO2)、呼气末二氧化碳浓度(PetCO2)值;然后以瑞芬太尼、丙泊酚、维库溴胺麻醉诱导,气管插管后停瑞芬太尼改吸七氟醚,呼气末七氟醚浓度达到1.4%20min后(T3)联合瑞芬太尼TCI,记录CeREM达到2ng·mL^-1 5min后(A组T4)或4ng·mL^-15min后(B组T4)的AAI值。结果:T2时所有患者都保持清醒,AAI不随CeREM的增加而改变,HR、MAP的变化也不明显,但SpO:在B组T2时明显下降(P〈0.05),PetCO2在两组均升高,且B组比A组升高更显著(P〈0.05);七氟醚麻醉下T4时两组AAI值均明显降低(P〈0.05),且B组比A组降低更显著(P〈0.05)。HR和MAP也都明显下降(P〈0.05),HR值B组比A组降低更显著(P〈0.05),而MAP两组间差异无显著性。结论:单纯瑞芬太尼TCI对AAI无明显影响,即使增加靶浓度至呼吸受到明显抑制的程度,AAI也不会降低;而七氟醚麻醉时,联合瑞芬太尼TCI可引起AAI明显下降,降低的程度与CeREM大小有关。

关 键 词:瑞芬太尼  听觉诱发电位指数  清醒  七氟醚  靶控输注

Effects of Target-Controlled Infusion of Remifentanil on the A-line AEP Index during Awake State or Sevoflurane Anesthesia
JIAO Jing,HUANG Shaoqiang.Effects of Target-Controlled Infusion of Remifentanil on the A-line AEP Index during Awake State or Sevoflurane Anesthesia[J].Chinese Journal Of Clinical Medicine,2009,16(3):437-439.
Authors:JIAO Jing  HUANG Shaoqiang
Institution:JIAO Jing HUANG Shaoqiang Department of Anesthesiology,the Obstetrics , Gynecology Hospital,Fudan University,Shanghai 200011
Abstract:Objective:To investigate the effects of target-controlled infusion(TCI) of remifentanil on the A-line Auditory Evoked Potential index(AAI) during the awake state or sevoflurane anesthesia.Methods:Twenty-eight patients scheduled for gynecological surgery by general anesthesia were randomly allocated to one of two groups according to remifentanil effect-compartment concentration(CeREM)(14 per group).A-Line ARx index(AAI),heart rate(HR),mean arterial pressure(MAP,pulse oximetry(SpO2),forend-trdal carbon dioxid...
Keywords:Remifentanil  A-line auditory evoked potential index  Awake state  Sevoflurance  Target-controlled infusion  
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