RT Journal Article SR Electronic T1 Detachable Balloon Embolization: Concomitant Use of a Second Safety Balloon JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1103 OP 1106 VO 20 IS 6 A1 Masaryk, Thomas J. A1 Perl II, John A1 Wallace, Robert C. A1 Magdinec, Michelle A1 Chyatte, Douglas YR 1999 UL http://www.ajnr.org/content/20/6/1103.abstract AB Summary: We describe a relatively unusual case of carotid cavernous fistula in association with a persistent trigeminal artery, presumably related to aneurysm rupture near the carotid origin of the vessel. We emphasize the use of a second, nondetachable balloon solely for the purpose of stabilizing placement of the first device at the time of detachment.