clinical research of intraoperative imageguidance in endoscopic nasocular operation

《clinical research of intraoperative imageguidance in endoscopic nasocular operation》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、Clinicalresearchofintraoperativeimageª²guidanceinendoscopicnasocularoperation×÷ÕߣºXiaoª²YanDou1,JiangGuo1,Yongª²TianLu2,JingSima1¡¾ÕªÒª¡¿AIM:Toevaluatetheavailabilityandourexperienceofintraoperativeimageª²guidanceinendoscopicnasocularoperation.METHODS:Sevencasesofendoscopicnasalsurger

2、ywithintraoperativeimageª²guidancewereretropectivelyreviewed,including3casesofopticnerveinjury;3casesofforeignobjectofopticbehindtheeyeball;1caseofretrobulbartumor(angeioma).¡¡¤rRESULTS:Thepreoperativepreparatorytimewouldtake15minutes,includingcoordination,headholderlocalizaª²tion,conv

3、entionalinstrumentregistration.Inourcases,thelocalizationaccuracybetween3ª²Dimagelandmarksofnavigationsystemandactualanatomicallandmarkswaslessthan1.3mm.Theopticnerveandotheranatomicalpointscouldbeorientatedaccuratelyinintraoperativeprocedures.Nocomplicationoccurred.¤rCONCLUSION:Nasale

4、ndoscopecombinedwithimageª²guidancesystemsprovidesaccurateanatomical10localizaª²tionofanteriorskullbasewithenlargedoperationfield.Itispossibleforsurgeonstoobserveimportantanatomicalstructuresduringendoscopicsurgery.Itcouldincreasetheeffectivenessanddecreasesurgicalcomplications£¬especi

5、allyincomplicatedcases.¡¾¹Ø¼ü´Ê¡¿operationonorbit;imageª²guidancesystems;nasalendoscope¡¡¡¡INTRODUCTION¡¡¡¡Becausetheorbitalcomplex,narrowspace,anumberofvitalorgans£¬soanatomicallocalizationisveryimportantfororbitalsurgery.Recently£¬technologyforcomputerª²assistedsurgerywasintroducedan

6、dpopularizedtoimprovetheoverallsafetyoforbitalsurgery.Thistechnologyallowsadirectcomparisonofintraoperativeanatomywithpreoperativeimageinformation.Inthisstudy£¬aMedtronic,Inc.navigationSystemfornavigationwasusedduringtransnasalendoscopicsurgeries.¡¡¡¡MATERIALSANDMETHODS10¡¡¡¡MaterialsS

7、inceAugust2008toDecember2009,7casesofendoscopicnasalsurgerywithintraoperativeimageª²guidancewereretropectivelyreviewed£¬including3casesofopticnerveinjury;3casesofforeignobjectofopticbehindtheeyeball;1caseofretrobulbartumor(angeioma).Sixmales,1female,aged23to61yearsold,meanagewas45yea