Piston for a syringe and a prefilled syringe using the same

Details Piston for a syringe and a prefilled syringe using the same Piston for a syringe and a prefilled syringe using the same

2011-04-19

2011-04-19

Sirmons, Kevin C. (Department: 3767)

Surgery

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

Treating material introduced into or removed from body...

Reexamination Certificate

active

07927315

ABSTRACT:
A sealing stopper or piston for a syringe which includes a skirt part that is capable of serving as a backstop device, and a prefilled syringe using the same. The skirt part provides a backstop function, i.e. it prevents reverse movement of the piston, without increasing production costs.

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