Cartridge assembly for use in a pen-type medicament injector

Details Cartridge assembly for use in a pen-type medicament injector Cartridge assembly for use in a pen-type medicament injector

1994-08-30

1996-08-27

Yasko, John D.

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

604416, 604903, 366129, 366317, 366332, 215DIG8, 215DIG3, 206219, 206221, A61M 500

Patent

active

055495745

ABSTRACT:
A cartridge assembly for use in a pen-type medicament injector includes a cartridge for holding a medicament suspension with an open end and an opposite capped end configured to receive a needle therethrough to permit the exit of the medicament suspension, and includes a plunger sized to be received and to seal the open end and to be telescopically movable therein, and the plunger defining a top surface and including at least one monolithic mixing vane formed therefrom and extending from the top surface and inwardly of the cartridge when the plunger is sealingly engaged with the open end.

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