sunshine小脑顶核电刺激对脑外伤患者脑血流速度和颅内压的影响作者:杨波关方霞张强宋来君刘书君陈喜中赵建英鲁国军张正勇李丽单位:杨波张强宋来君(河南医科大学一附院神经外科,河南郑州450052);关方霞(博士生,现在美国作博士后研究,NewYork10461);刘书君陈喜中赵建英鲁国军张正勇李丽(新郑市人民医院,河南新郑451150)【关键词】小脑顶核;脑血流速度;经颅多普勒;颅内压;脑外伤【摘要】目的探讨小脑顶核电刺激对脑外伤患者脑血流速度和颅内压的影响。方法选择20例脑外伤患者,其中7例行手术治疗。用小脑顶核电刺激方法对所有患者实施电刺激,应用经颅多普勒超声技术检测刺激前后大脑前、中、后动脉(ACA,MCA,PCA)血流速度。通过颅内压监护持续监测刺激前后颅内压的变化。结果实施刺激后10分钟,脑血流速度升高,20~30分钟达高峰。刺激前ACA,MCA,PCA血流速度分别为45.5±8.3cm/s,53.6±10.2cm/s和36.9±8.4cm/s;刺激后分别为60.2±9.6cm/s,67.2±11.7cm/s和37.2±8.6cm/s;ACA和MCA的血流速度在刺激后明显升高(P<0.05)。7例脑外伤患者小脑顶核电刺激前后颅内压无明显变化(P>0.05)。结论小脑顶核电刺激后可明显提高脑外伤患者颅内血流速度,改善脑循环,对颅内压变化无明显影响。【中图分类号】R651.1【文献标识码】A【文章编号】1003-2754(2000)03-0147-02TheeffectsoffastigialnucleusstimulationoncerebralbloodflowvelocityandintracranialpressureofpatientswithbraininjuryYANGBo,GUANFang-xia,ZHANGQiang,etal.(DepartmentofNeurosurgery,1stAffiliatedHospital,HenanMedicalUniversity,Zhengzhou450052,China)Abstract:ObjectiveToexploretheeffectsoffastigialnucleusstimulationoncerebralbloodflowvelocityandintracranialpressureofpatientswithbraininjury.Methods20patientswithbraininjurywerestudied,7ofthemweretreatedbyoperation.Allthepatientswerestimulatedbyfastigialnucleusstimulation(FNS).Thebloodflowvelocitiesofanteriorcerebralartery(ACA),middlecerebralartery(MCA),posteriorcerebralartery(PCA)weremeasuredbytranscranialDoppler(TCD)ultrasound.Intracranialpressure(ICP)monitoringwasperformedon7of20patients.TheTCDevaluationandICPmonitoringwerecarriedoutbeforeandaftersunshinesunshinestimulation.ResultsThecerebralbloodvelocitybegantorisein10minutesafterstimulationandarrivedatsummitin20~30minutes.ThebloodflowvelocitiesofACA,MCAandPCAwere45.5±8.3cm/s,53.6±10.2cm/sand36.9±8.4cm/sseparatelybeforestimulation;Theybecame60.2±9.6cm/s,67.2±11.7cm/sand37.2±8.6cm/safterstimulation.ThevelocitiesofACAandMCAobviouslyincreasedafterstimulation(P<0.05).TheICPof7patientshadnochangebeforeandafterstimulation(P>0.05).ConclusionTheFNScanincreasecerebralbloodvelocityofpatientwithbraininjuryobviouslyanddoesnoteffectonICP.Keywords:Fastigialnucleus;Cerebralbloodvelocity;Transcranialdoppler;Intracranialpressure;Braininjury近些年来,国内外研究资料表明小脑顶核(fastigialnucleus,FN)可能在脑血流量的调节方面具有重要作用。为观察小脑顶核电刺激(fastigialnucleusstimulation,FNS)对脑外伤患者的脑血流调节作用,尤其是对颅内压(ICP)的影响,本文结合经颅多普勒(transcranialDoppler,TCD)超声和颅内压监护进行了研究,国内外尚未见报道。1资料与方法1.1一般资料颅脑损伤患者20例,男16例,女4例。年龄12~61岁,平均35.27±13.5岁。均行头部CT或MRI扫描确诊。脑挫裂伤12例,硬脑膜外或硬脑膜下血肿8例,其中7例行开颅血肿清除或去骨瓣减压术,之后放置硬脑膜外压力监护传感器探头。1.2小脑顶核电刺激方法应用脑循环功能治疗仪,实施小脑顶核电刺激。将两刺激电极安置于双侧乳突根部后方并固定之。1.3TCD监测应用美国EI公司生产的CBSⅡ型TCD仪进行监测。按本实验室常规方法操作[1],不断调整探头,直至获得最佳多普勒信号为止,...