Anderson, Philip D.,Julian, Joseph F.,Laurusonis, Linas P.,CORRIGAN, Sean,STRAHM, Chris,MATUSAITIS, Tomas,FIENUP, William
申请号：
AU2016203871
公开号：
AU2016203871B2
申请日:
2016.06.09
申请国别(地区):
AU
年份:
2017
代理人:
摘要：
#$%^&*AU2016203871B220171221.pdf#####WEARABLE AUTOMATIC INJECTION DEVICE ABSTRACT A wearable automatic injection device (3100) free of a battery for administering a therapeutic agent to a patient, the wearable automatic injection device (2600) comprising: a housing (3102) comprising a patient contact portion including a retraction trigger configured to contact the patient, the retraction trigger responsive to a change of state of the wearable automatic injection device (3100) from an administration state to a post-administration state； an administration assembly moveably disposed in the housing (3102) holding an administration interface configured to administer the therapeutic agent to the patient, the administration assembly moveable between a retracted position in which the administration interface does not protrude outside the housing (3102) and an extended position in which the administration interface protrudes outside the housing (3102)； a vessel provided in the housing (3102) configured to hold the therapeutic agent； a plunger actuation mechanism moveably disposed in the vessel configured to eject the therapeutic agent from the vessel into the administration assembly； and a retraction mechanism (2810) configured to automatically retract the administration assembly from the extended position in the administration state to the retracted position in the post-administration state upon triggering by the retraction trigger.
