dsa引导下经皮卵圆孔穿刺行射频温控热凝术治疗复发性三叉神经痛

《dsa引导下经皮卵圆孔穿刺行射频温控热凝术治疗复发性三叉神经痛》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、浙江人学硕．1：学位论义英文摘要cardiacfunction．ThevenouschannelWaSkeptunblocked，andtheoxygenwasgiventhroughtheirnoses．Theoperatorandassistantsputontheclothesofradiationprotection．Atthebeginningoftheprocedure，x-raysofthepatientinthesubmentoverticalpositionprovidedinformationthatallowedUStoplacetheneedle

2、aroundtheforamenovale；theneedlewastheninsertedthroughtheforamen．Lateralx-rayswereobtainedtoensurethatthetipoftheneedledidnotreachbeyondthepetroclivaljunction．Wedeployedacombinedmethodtolocatetheforamenovale，whichWaSHartel’Santeriorapproachanddynamicradioactiveray．Thelinebetweenpickingpoi

3、ntandforamenovalecoulddirectthepuncture．Theradiofrequencyequipment(ElektaLeksellLNG30-1)andthematchedpunctureneedlewith5millexposedtipwereUSed．Atthebeginningoftheprocedure．x-raysofthepatientinthesubmentoverticalpositionprovidedinformationthatallowedUStoplacetheneedlearoundtheforamenovale

4、；theneedleWastheninsertedthroughtheforamenwhenpatientsfeltintractablepainorwehadafeelingofcomingnothing．Lateralx—rayswereobtainedtoensurethatthetipoftheneedledidnotreachbeyondthepetroclivaljunction．Thedesiredtargetareawasassuredbypreciselocalizationviastimulationprocess．Weconfirmedlocali

5、zationwithinthenervebyelectricalstimulationat0．5tolmA(100Hz)，ifthepatientfeltthesameareapainfulasbefore，theneedlepointshouldberightposition．Thenanotherelectricalstimulationat1to2mA(3-10Hz)wereperformedtOidentifythenervetype．Whentheneedlewasinsertedover7．5cm，itshouldbewithdrawandwewouldre

6、peatforthepreciselocalizationofdestructivetarget．Aftercorrectionoftheneedletipaccordingtothestimulationeffect，threelesionunitsweremadeforadurationof270secondsatatemperature60-75*(2．Oneunitlast90seconds．Intravenousslowinjectionoffentanylandmidazolamusuallybroughtaboutthedesiredlevelofanal

7、gesiaandsedationthroughouttheprocedure．Theciliaryreflex(masseterfunction)andsensorydistributionaffectedfacialareasafterstimulationwerecautioUSlymonitoredafterradiofrequencythermocogulation．TheprocedureWasVII浙江人学倾l：学位论文英文摘要completedifadequatehypalgesiawasachievedinthetarge