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AJNR - American Journal of Neuroradiology

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Lingual Artery Bifurcation Aneurysms for Training and Evaluation of Neurovascular Devices

Jean Raymond^a,b, Igor Salazkin^a, Annick Metcalfe^a, Olivier Robledo^a, Guylaine Gevry^a, Daniel Roy^b, Alain Weill^b and François Guilbert^b

^a Interventional Neuroradiology Laboratory, CHUM Research Center, Notre-Dame Hospital, Montreal, Quebec, Canada
^b the Department of Radiology, Centre Hospitalier de l’Universite de Montreal, Notre-Dame Hospital, Montreal, Quebec, Canada

View larger version (35K): [in a new window]   FIG 1. Surgical construction of lingual bifurcation aneurysms. 1, Normal anatomy; 2, surgical technique; 3, final result. a, lingual artery; b, external carotid artery; c, lingual nerve; d, venous pouch; e, stay sutures; f, arteriotomy; g, running 7.0 Prolene suture; h, hemostatic clip.

View larger version (59K): [in a new window]   FIG 2. Angiographic evolution after embolization. Carotid angiograms performed before 1), immediately after 2), and 3 months after 3) coil embolization of lingual bifurcation aneurysms, showing no recurrence.

View larger version (44K): [in a new window]   FIG 3. Macroscopic photography of aneurysms 3 months after embolization. 1, Side view; 2, view of the neck; 3, transverse section through the aneurysm. a, fundus; b, lingual nerve; c, coil inside the aneurysm; d, neck; e, carotid artery; f, lingual artery; g, aneurysm wall; h, coils.