A prefilled syringe for administering buffered lignocaine

摘要

#$%^&*AU2010101255B420110922.pdf#####9 ABSTRACT A PREFILLED SYRINGE FOR ADMINISTERING BUFFERED LIGNOCAINE 5 A prefilled syringe for administering buffered lignocaine comprises a first and second chamber filled with lignocaine and buffer respectively wherein in use by pressing a plunger into the chambers the contents of the chambers are mixed before being expelled and wherein the first chamber has a volume ten times the volume of the second chamber to combine the lignocaine and buffer in a ratio of 0 1 0 to 1.