An injection device of the kind having a main housing (4) is disclosed and includes a drive mechanism (42) to expel selectively a dose of medicament from a medicament cartridge (40) through a needle unit (22) and an electronic control unit to control the drive mechanism (42). The injection device further comprises a prime button (26) which causes a prime signal to be sent to the electronic control unit, the electronic control unit actuating the drive mechanism (42) to expel a predetermined small dose of medicament on receipt of the prime signal. In this way removal of entrapped air from the medicament cartridge (40) is obtained.
申请公布号
AT295749(T)
申请公布日期
2005.06.15
申请号
AT20010272107T
申请日期
2001.12.21
申请人
DCA DESIGN INTERNATIONAL LIMITED
发明人
LANGLEY, CHRISTOPHER, NIGEL;DAY, SHANE, ALISTAIR;VEASEY, ROBERT, FREDERICK;WOOLSTON, ROBERT