Title:
自動注射器
Document Type and Number:
Japanese Patent JP5807021
Kind Code:
B2
Abstract:
An auto-injector for administering a dose of a liquid medicament includes an elongate housing arranged to contain a syringe with a hollow needle and a stopper for sealing the syringe and displacing the medicament, the housing having a distal end and a proximal end with an orifice intended to be applied against an injection site. The syringe is slidably arranged with respect to the housing. A spring capable of, upon activation: pushing the needle from a covered position inside the housing into an advanced position through the orifice and past the proximal end (P), operating the syringe to supply the dose of medicament (M), and retracting the syringe with the needle into the covered position. After delivering the medicament, an activator arranged to lock the spring in a pressurized state prior to manual operation and capable of, upon manual operation, releasing the spring for injection.
Inventors:
Matthew Ekman
Timothy Donald Barrow-Williams
Yannick Huamand
Timothy Donald Barrow-Williams
Yannick Huamand
Application Number:
JP2012553303A
Publication Date:
November 10, 2015
Filing Date:
February 16, 2011
Export Citation:
Assignee:
Sanofi-Aventis Deutschland Gesellschaft Mitt Beschlenktel Haftung
International Classes:
A61M5/20
Domestic Patent References:
| JP2007500530A | ||||
| JP8502180A | ||||
| JP2002528182A |
Attorney, Agent or Firm:
Junji Yuda
Noriyuki Takebayashi
Noriyuki Takebayashi