Title:
AUTOMATIC PEN FOR TWO CHAMBER AMPULE
Document Type and Number:
Japanese Patent JP2006068531
Kind Code:
A
Abstract:
To provide an apparatus capable of surely mixing liquid preparations and comfortably injecting the liquid preparations of two chamber ampules.
The subject automatic pen is equipped with a front casing part 1 capable of holding or receiving the two chamber ampules 2 inside, a rear casing part 10, a power driver with a screw received by the rear casing part, and a piston rod 11 which is moved in an end direction by the power driver with the screw during mixing, and drives at least one closing piston 4 of the two chamber ampules. A spring element 14 pushes the piston rod in the end direction during discharging movement.
Inventors:
HOMMANN EDGAR
THOMPSON IAN
SCHERER BENJAMIN
THOMPSON IAN
SCHERER BENJAMIN
Application Number:
JP2005254360A
Publication Date:
March 16, 2006
Filing Date:
September 02, 2005
Export Citation:
Assignee:
TECPHARMA LICENSING AG
International Classes:
A61M5/24; A61M5/315
Domestic Patent References:
| JP2002541929A | 2002-12-10 | |||
| JP2683628B2 | 1997-12-03 |
Foreign References:
| US20020095120A1 | 2002-07-18 |
Attorney, Agent or Firm:
Kazuo Shamoto
Tadashi Masui
Yasushi Kobayashi
Akio Chiba
Hiroyuki Tomita
Shosuke Imai
Tadashi Masui
Yasushi Kobayashi
Akio Chiba
Hiroyuki Tomita
Shosuke Imai