学龄期儿童切皮前低血压时右侧颈内动脉和椎动脉的血流变化

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1、万方数据复旦大学硕士研究生毕业论文论文题目学龄期儿童切皮前低血压时右侧颈内动脉和椎动脉的血流变化Changesinrightinternalcarotidandvertebralarterybloodflowduringpre。—‘incisionhypotensioninschool‘—’agechildren究系：中山医院业：麻醉学生：史昊鸿指导教师：朱彪副教授指导小组成员：李敏副主任医师朱小平副主任医师二零壹三年九月院专研一煳掣万方数据目录中文摘要⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯1英文摘要⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯2前言·

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3、⋯⋯⋯⋯⋯⋯⋯18综述：儿童发生切皮前低血压时脑血流量的变化⋯⋯⋯⋯⋯⋯⋯19研究生期间发表论文⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯36超声影像图⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯44万方数据万方数据ChginrightinternalcarotidandvertebralChanges1nrlghtinternaCarot1andVerteDraarterybloodflowduringpre。_。incisionhypotensioninschool·_。agechildrenBackground．Pre—incisionhypotension(P

4、IH)isaverycommonconsequenceofgeneralanesthesiainchildren．Thecerebralbloodflow(CBF)ismaintainedthroughcerebralauto—regulation．ThisstudyinvestigatedthechangesininternalcarotidandvertebralarterybloodflowduringPIHinschool—agechildren．Methods．Forty—fourASAI—IIchildren(aged7—13yearsold)sched

5、uledforelectiveoremergencysurgerywereenrolledinthisstudy．Patientswithbaselinehypotension，cardiovasculardiseasesandcerebrovasculardiseaseswereexcluded．HR，SBP，MAP，Sp02werecontinuouslymonitoredduringtheprocedure．Generalanesthesiawasinducedwithpropofol2．5mgkg～，fentanyl2ugkg～：intubationwasf

6、acilitatedwithrocuronium0．6mgkg～．Thenthepatientsreceived1MACsevoflurane，theendtidalCOswasadjustedto35—40mmHg．Internalcarotidandvertebralarterybloodflowwasmeasuredusingdiameterandthetime—。averagedvelocityofthespectralDopplerwaveform．MeasurementwasmadebeforeinductionandatthetimeofPIH．Res

7、ults．WhenPIHoccurred，thediameterofinternalcarotidarteryreduced(0．465±0．037to0．447±0．033cm，P