Intraoperative failure of a Fluotec Mark II vapourizer.


A case report describing the failure of a Fluotec Mark II vapourizer to deliver the indicated anaesthetic concentration during surgery is presented. The failure was caused by a broken internal circlip which resulted in most of the fresh gas flow bypassing the vapourizer. The inspired halothane concentration was reduced to 0.1 per cent, irrespective of the… (More)