Patent ID: 8394052
Filing Date: 2013-03-12
Classification: A61C,A61M,B65B,B65D,Y10T

Abstract:
1. A plunger-barrel apparatus for use in a syringe-in-syringe mixing system adapted for mixing a two-part composition, the plunger-barrel apparatus comprising: a hollow plunger-barrel body sized and configured for insertion into a syringe barrel and having a continuous wall defining an internal chamber for containing a composition therein, the hollow plunger-barrel body having a plunger receiving end and a dispensing end, the plunger receiving end having an opening sized and configured for receiving therethrough a sealing plug of an auxiliary plunger; and an integrally formed sealing plug and rupturable membrane disposed over the dispensing end of the hollow plunger-barrel body, the integrally formed sealing plug and rupturable membrane including: