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SideBranchProtection:JailedBalloonTechnique

“拘禁”球囊分支保护技术

LuoJianfang罗建方GuangdongGeneralHospital2021/5/91DonotlossSB!?2021/5/92YourStrategy?Two-stentTstent\Vstent\Crush\cullote\dedicatedstent?Provisionalstenting?Crossoverandfinalkissing?Toosmallvessel!2021/5/93ProvisionalstentingStentingoftheSBmayberequiredinupto51%.MBstentingcancauseplaqueshift,spasm,protrusionofthestentstrutsintotheSBChangesinthebifurcationangleThejailedballoontechnique(JBT)isanovelmodifiedprovisionalstentingtechniquethataimstomaintainSBpatencyandimproveSBaccess.2021/5/94JailedBalloonTechniqueBothlimbsofthebifurcationareaccessedwith0.014“wirePredilatationoftheMBwithastandardsemicompliantballoonStep1Step22021/5/953.AmonorailballoonthatissizedtoapproximatetheSBvesseldiameter(generally1.5–2.0mmandofadequatelength)TheproximalmarkeroftheSBballoonispositionedapproximately(0-2mm)proximaltothestentStep3JailedBalloonTechnique2021/5/964.TheMBstentisdeployedtonominalpressures,jailingtheSBwireandballoonStep4JailedBalloonTechnique2021/5/975.IftheSBhasnotbeencompromised(i.e.,TIMI3flow),thenthetrappedSBballoonisinflatedtolowpressure(<6ATMs)IfthereislessthanTIMI3flowintheSB,routineballoonangioplastyisperformedbeforetheballoonandwireareremovedJailedBalloonTechniqueStep5Keepstentballooninitialposition!2021/5/986.TheMBstentballoon’spositionismaintainedcarefullyduringSBballoonremovalJailedBalloonTechniqueStep62021/5/997.Thestentballoonisthenfullyexpandedtomoderateorhighpressure,optimizationofMBstentapposition,andtocorrectanystentdeformationasaresultofthejailed-ballooninflationJailedBalloonTechniqueStep72021/5/9108.FinalangiographywillthenrevealwhetherornotrecrossingthroughthestentstrutsintotheSBisnecessaryforprovisionalangioplastyand/orstenting.JailedBalloonTechniqueStep82021/5/9112021/5/912LongTermOutcome2021/5/913SomeFindingsTheSBjailedballoonwasremovedinallpatientswithoutdamageorentrapmentoftheballoon.JBTdidnotleadtoanyMBstentstrutfracturesOnlyonepatienthadstentdeformation(IVUS)ReexpansionoftheMBstentballoonafterremovingthejailed-balloondidnotcausesignificantplaqueshift.2021/5/914FlowmodelfindingJBTKB2021/5/915ThecaseJBT2.0*20predalitation2.0*20stent3.0*332021/5/916LCX-Result2021/5/917JBT2.0*20Stent3.0*182021/5/918LAD-Result2021/5/919TakeHomeMessageJBThashighrateofproceduralsuccessandSBpatencyindealingwithbifurcationlesionsItsimplifiestheprocedure,savetimeandmayimprovethel

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