Title:
液体注射装置
Document Type and Number:
Japanese Patent JP3683268
Kind Code:
B2
Abstract:
An automatic injector/aspirator, a mechanically powered injector, medicine injection cartridges (2431) used therewith, and methods of using same to administer fluid medicaments by injection are disclosed. The injector/aspirator and injector include a chamber for receipt of the prepackaged medicine injection cartridges (2431), a rod (2440) for applying force to drive fluid medicament from the cartridges (2431) through an injection needle (2423) into a subject, and a source (2013) of such driving force. The injector/aspirator includes means for controlling the rate, direction and extent of needle insertion and withdrawal, and injection or aspiration of fluid, means for data storage and programming the injector/aspirator to predetermine and vary rates according to medically relevant factors, and sensors and indicators for monitoring performance. The force to drive a mechanical injector of the invention may be provided by release of a compressed spring (2013) or gas. Locking means (2031 and 2417) are provided for preventing accidental discharge of needles (2423) or medicine from the injectors.
Inventors:
Wax, Jonathan El
Application Number:
JP50934894A
Publication Date:
August 17, 2005
Filing Date:
September 30, 1993
Export Citation:
Assignee:
Senetech PLC
International Classes:
A61B5/15; A61M5/00; A61M5/178; A61M5/20; A61M5/24; A61M5/32; A61M5/34; A61M5/46; (IPC1-7): A61M5/20; A61M5/24
Domestic Patent References:
| JP61109579A | ||||
| JP60132568A | ||||
| JP50014835B1 | ||||
| JP61268265A | ||||
| JP5841568A | ||||
| JP59118163A |
Foreign References:
| US3368558 | ||||
| US5102393 | ||||
| US3066670 | ||||
| US3182660 | ||||
| US4394863 |
Attorney, Agent or Firm:
Kazuo Shamoto
Shosuke Imai
Tadashi Masui
Tadahiko Kurita
Yasushi Kobayashi
Hiroyuki Uchida
Shosuke Imai
Tadashi Masui
Tadahiko Kurita
Yasushi Kobayashi
Hiroyuki Uchida