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《右旋美托咪啶对硬膜外麻醉下老年高血压患者的影响.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、现代药物与临床Drugs&Clinic第29卷第6期2014年6月·661·右旋美托咪啶对硬膜外麻醉下老年高血压患者的影响石先伦,钱大东重庆市巴南区人民医院麻醉科,重庆401320摘要:目的观察右旋美托咪啶对硬膜外麻醉下老年高血压患者的影响。方法选取重庆市巴南区人民医院2011年1月—2ol3年7月收治的70例行前列腺汽化切除术的老年原发性高血压患者,随机分成治疗组(n=35)与对照组(=35),治疗组静脉注射右旋美托咪啶0.4pg/kg,对照组静脉注射咪唑安定2mg,两组其他用药完全一致。记录入室时、给药后5min、麻醉后30min、2h患者血压、心率及血氧饱和度
2、,并对两组进行Ramsay镇静评分。结果对照组给药后5min,血压及心率较入室时上升明显,治疗组相对波动较小,两组对比差异明显(P<0.05),具有统计学意义。两组血氧饱和度变化比较基本一致,没有明显差异。治疗组不良反应发生率约为20%,低于对照组(40%),两组对比差异显著(P<0.05)。结论小剂量的右旋美托咪啶对老年高血压患者有良好的镇静及中枢降压作用,且不会产生呼吸抑制,维持围术期生命体征稳定。关键词:右旋美托咪啶;老年高血压患者;咪唑安定中图分类号:R971文献标志码:A文章编号:1674—5515(2014)06—0661—03DoI:10.7501/j
3、.issn.1674—5515.2014.06.019EffectofDexmedetomidineonelderlypatientswithhypertensionunderepiduralanesthesiaSHIXian—lun,QIANDa—dongDepartmentofAnesthesiology,People’SHospitalofChongqingBanan,Chongqing401320,ChinaAbstract:ObjectiveToobservetheefectofDexmedetomidineonelderlypatientswithhyp
4、ertensionunderepiduralanesthesia.MethodsFromJanuary2011toJuly2013,70elderlypatientswithessentialhypertension,whowereoperatedbyvaporizationresectionofprostateinPeople’SHospitalofChongqingBanan,wererandomlydevidedintotreatment=35)andcontrolgroups(n=35).Patientsinthetreatmentgroupreceived
5、Dexmedetomidine0.4gg/kgbyivinjection,whilethepatientsinthecontrolgroupreceivedMidazolam0.2mgbyivinjection.Theotherdrugsweresameusedinthetwogroups.Bloodpressure(meanaorticpressure,MAP),heartrate(HR),andbloodoxygensaturation(SPO2)atenteringtheoperatingroom(beforeoperation),5minafteradmin
6、istration,30min,and2hafteranesthesiawererecorded.AndRamsaysedationscoreofthetwogroupswerecounted.ResultsAT5minafteradministration,bloodpressureandheartrateofthecontrolgroupincreasedsignificantlycomparedwiththebaseline.patientsinthetreatmentgrouphadrelativelysmallfluctuations,thediferen
7、ceswerestatisticalsignificance(尸<0.05).Therewasnosignificantstatisticaldifferenceinthebloodoxygensaturationofthepatientsinthetwogroups.Theadversereactioninthetreatmentgroupwasabout20%,lowerthanthatofthecontrolgroup(40%),withthesignificantdiferencebetweenthetwogroups(P<0.05).Conelusio
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