Needle-free injection devices and drug delivery systems therefor
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United States of America Patent
Stats
-
Jun 29, 2010
Grant Date -
Aug 28, 2008
app pub date -
Feb 25, 2008
filing date -
Feb 23, 2007
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Needle-free injection devices and drug delivery systems are disclosed. The needle-free injection devices may include a drug delivery system, a power source, an activation system, and a disabling element. The drug delivery system may include a needle-free syringe and a drug storage system. The needle-free syringe may include a plunger slidably disposed within an injection chamber. The injection chamber may include an injection orifice, and the plunger may be configured to expel a volume of fluid from the injection chamber through the injection orifice. The drug storage system may include a storage chamber and an outlet. The drug storage system may be frangibly connected to the needle-free syringe with the outlet proximate to and fluidly connected with the injection orifice. The drug storage system may be configured to inject a fluid from the storage chamber through the outlet, through the injection orifice, and into the injection chamber.
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