Title:
注射器装置
Document Type and Number:
Japanese Patent JP5922578
Kind Code:
B2
Abstract:
An injector apparatus comprises a housing (10 1 , 10 2 ) for a cartridge or syringe, a plunger (40) for cooperating in use with the cartridge or syringe to express successive doses, a dose setting arrangement (16, 20) to select a dose volume, and a drive mechanism (22, 24) releasable to advance said plunger in respective predetermined increments of magnitude to express said successive doses. The drive mechanism includes a drive spring (22) for imparting movement directly or indirectly to said plunger (40), and said dose setting arrangement comprises a dose setting element (16) moveable in a dose setting routine to define a magnitude of an increment of movement of said plunger for a given dose. The drive mechanism further includes a clutch arrangement (56) operable during said dose setting routine to inhibit forward movement of the plunger and/or to isolate said dose setting element from the force of said drive spring.
Inventors:
Toby Kowe
Application Number:
JP2012533695A
Publication Date:
May 24, 2016
Filing Date:
October 15, 2010
Export Citation:
Assignee:
Owen Manford Limited
International Classes:
A61M5/24; A61M5/20; A61M5/315
Domestic Patent References:
| JP2007529293A | ||||
| JP2008526279A | ||||
| JP2071758A | ||||
| JP11514242A | ||||
| JP2009517157A |
Foreign References:
| US5320609 | ||||
| WO2008031236A1 |
Attorney, Agent or Firm:
Atsushi Aoki
Tetsuro Shimada
Shinji Mitsuhashi
Koichi Ito
Kentaro Ito
Tatsuki Sone
Tetsuro Shimada
Shinji Mitsuhashi
Koichi Ito
Kentaro Ito
Tatsuki Sone
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