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US 6,142,976 AGranted
Prefilled syringe
AssigneeNissho Corporation
InventorTomohiko Kubo
Life of this patent
Estimating the term…
Abstract
A prefilled syringe including a barrel having an opening at opposite ends and an inwardly projecting annular wall at a distal end and a plastic film tube hermetically bonded to a needle-connecting member and the plunger at each end.
Claims7
A prefilled syringe including;
- a barrel having a proximal open end and a distal open end provided with an inwardly projecting annular wall;
- a plunger fluid-tightly and slidably arranged in the proximal side of the barrel;
- a needle-connecting member attached to the annular wall of the barrel to fluid-tightly close an opening of the annular wall, said needle-connecting member being provided with a skirt portion at a rear end thereof, said skirt portion having an outer diameter equal to an inner diameter of said barrel and being fitted in the distal end of the barrel;
- and
- a plastic film tube fitted on and hermetically bonded at one end thereof to the skirt portion of the needle-connecting member and at the opposite end to the plunger to form a container for a liquid medicine.
2 more elements
Dependencies are inferred from the claim text.