Patent ID: 6681810
Filing Date: 2004-01-27
Classification: A61J,A61M

Abstract:
A needleless injector cartridge in combination with an adaptor for to be introduced from an outlet at the distal end of a filling device into the cartridge, the cartridge comprising a cartridge body having first and second ends, with a piston longitudinally slidable within the body, the cartridge body and piston being adapted to define together a fluid chamber, the cartridge body defining at its first end an orifice sized to permit fluid to be expelled therethrough, during use, at a velocity sufficient to effect needleless injection, wherein the adaptor comprises a first device-engaging portion whereby to maintain the outlet at the distal end of the filling device in fluid communication with said orifice, to permit fluid to be introduced by the filling device, through said orifice, into said fluid chamber, and a second portion in engagement with the cartridge, the first and second portions being connected to one another by a frangible connection, whereby the first portion can be snapped off the second portion prior to use.