side branch protection jailed balloon technique“拘禁”球：边支球囊技术”保护监禁球拘禁”

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1、SideBranchProtection:JailedBalloonTechnique“拘禁”球囊分支保护技术LuoJianfang罗建方GuangdongGeneralHospitalDonotlossSB!?YourStrategy?Two-stentTstentVstentCrushcullotededicatedstent?Provisionalstenting?Crossoverandfinalkissing?Toosmallvessel!ProvisionalstentingStentingoftheSBmayberequiredinupto51%.MBstent

2、ingcancauseplaqueshift,spasm,protrusionofthestentstrutsintotheSBChangesinthebifurcationangleThejailedballoontechnique(JBT)isanovelmodifiedprovisionalstentingtechniquethataimstomaintainSBpatencyandimproveSBaccess.JailedBalloonTechniqueBothlimbsofthebifurcationareaccessedwith0.014“wirePredilatatio

3、noftheMBwithastandardsemicompliantballoonStep1Step23.AmonorailballoonthatissizedtoapproximatetheSBvesseldiameter(generally1.5–2.0mmandofadequatelength)TheproximalmarkeroftheSBballoonispositionedapproximately(0-2mm)proximaltothestentStep3JailedBalloonTechnique4.TheMBstentisdeployedtonominalpressu

4、res,jailingtheSBwireandballoonStep4JailedBalloonTechnique5.IftheSBhasnotbeencompromised(i.e.,TIMI3flow),thenthetrappedSBballoonisinflatedtolowpressure(<6ATMs)IfthereislessthanTIMI3flowintheSB,routineballoonangioplastyisperformedbeforetheballoonandwireareremovedJailedBalloonTechniqueStep5Keepsten

5、tballooninitialposition!6.TheMBstentballoon’spositionismaintainedcarefullyduringSBballoonremovalJailedBalloonTechniqueStep67.Thestentballoonisthenfullyexpandedtomoderateorhighpressure,optimizationofMBstentapposition,andtocorrectanystentdeformationasaresultofthejailed-ballooninflationJailedBalloo

6、nTechniqueStep78.FinalangiographywillthenrevealwhetherornotrecrossingthroughthestentstrutsintotheSBisnecessaryforprovisionalangioplastyand/orstenting.JailedBalloonTechniqueStep8LongTermOutcomeSomeFindingsTheSBjailedballoonwasremovedinallpatientswithoutdamageorentrapmentoftheballoon.JBTdidnotlead

7、toanyMBstentstrutfracturesOnlyonepatienthadstentdeformation(IVUS)ReexpansionoftheMBstentballoonafterremovingthejailed-balloondidnotcausesignificantplaqueshift.FlowmodelfindingJBTKBThecaseJBT2.0*20predalitation2.0*20stent3.0*