JournalofNeuroradiology,NeuroInterventionalVideo(NIV)。
Usingthesandwichtechniqueforthetreatmentofsigmoidsinusdiverticulumcausingpulsatiletinnitus。
uses,,ovasculartreatmentscheme。
Initially,weplannedtou。
6FrNeuroMaxlongsheath,"205cmmicroguidewire。
6FrNavienintermediatecatheter,ExcelsiorXT-27microcatheter。
"200cmmicroguidewire,Precisestent(8mmx40mm)。
Echelon-10microcatheter,AxiumQC12mmx40cm(Failuretoplaceintothediverticulum,retrieval)。
ovascularsteps:microwireandmicrocatheterthroughthelesion。
A6Flongsheathlinedwitha6FNavienintermediatecathetercoaxiallyenter。
·therightintrnaljigularvein,andaSynchro-14microguidewireguidesanXT27microcathetersuperselectivelyintothesuperiorsagittalsinus.·GuidingNavienintotherighttransversesinus.·TheTransmicroguidewireguidesthePrecisestentintotheNavienandpositionsitintheneckofthediverticulum.·DeploythePrecisestenttocovertheneckofthediverticulum.·ovascularsteps:attempttofillthecoil.·TheSynchro-14microguidewireissuperselectedthroughthestentmeshintothediverticulum.·TheSynchro-14microguidewireguidestheEchelon-10microcatheterintothediverticulum.·Werepeatedlytriedtofillthefirstcoilintothediverticulum,butthecoilleakedthroughthemeshofthestentintothevenoussinus.·Therefore,weeventuallyretrievedthecoil.·DuetothelargemeshofthePrecisestent,thecoilscouldnotbestablybasketwithintheSolitairestent,theso-calledsandwichtechnique.·ovasculartreatmentdevices(2):
→Solitairestent(6mmx30mm):AxiumQC8mmx30cm,AxiumQC5mmx20cm,AxiumQC12mmx40cm,AxiumQC10mmx30cm。
→ovascularsteps:preparetodeploytheSolitairestent,Synchro-14microguidewirere-guidedXT-27microcatheterdeliveryint:,thetipoftheEchelon-10microcatheterwasejected,:feandeffective,:
1)FixingtheEchelon-10microca)TheSolitaireStentandthePreciseStentfora"double-insurance"systemthatincreasesthemeshdensityandpreventsthecoilsfromleakingthroughthemeshofthestentintoThesandwichtechniquecanserveasanalternativetreatmentstrategyiasingl:238-243./。
,231325.dois。
,。
10.1136/nis-2023-020981。
YangIHPere'raVM,Lenck,enous。
10.1136/neurintsurg-2019-014725。
:14:920-924./neurintsurg-2020-016937。