RT Journal Article SR Electronic T1 Balloon-Assisted Coil Placement in Wide-Neck Bifurcation Aneurysms by Use of a New, Compliant Balloon Microcatheter JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1222 OP 1225 VO 24 IS 6 A1 Baldi, Sebastian A1 Mounayer, Charbel A1 Piotin, Michel A1 Spelle, Laurent A1 Moret, Jacques YR 2003 UL http://www.ajnr.org/content/24/6/1222.abstract AB Summary: Two types of balloon are usually employed to perform balloon-assisted coil placement in cerebral aneurysms: oval, guide-dependent balloons for sidewall aneurysms and round balloons for bifurcation aneurysms. We report on the use of a new, more compliant, guide-dependent oval balloon microcatheter to seal wide-neck bifurcation aneurysms with coils during endovascular occlusion.