Title:
【発明の名称】真空注入器
Document Type and Number:
Japanese Patent JP3236935
Kind Code:
B2
Abstract:
A vacuum biased disposable infuser is provided having a liquid chamber (14) and at least one vacuum chamber (44). The liquid chamber (14) includes a liquid plunger (26) contained therein while the vacuum chamber (44) includes a vacuum plunger (48). The plungers (26, 48) are connected by an arm such that when liquid under pressure is provided to the liquid chamber (14), the vacuum plunger (48) is drawn back in the vacuum chamber (44). The device is further preloaded such that at the end of infusion, the vacuum plunger (48) does not abut against the vacuum chamber (44).
Inventors:
Richard J. Mitchell
Application Number:
JP50609591A
Publication Date:
December 10, 2001
Filing Date:
February 27, 1991
Export Citation:
Assignee:
Baxter, International, Inc.
International Classes:
A61M5/20; A61M5/145; A61M5/148; A61M5/168; (IPC1-7): A61M5/20; A61M5/148; A61M5/168
Domestic Patent References:
| JP6368177A |
Other References:
【文献】米国特許4666430(US,A)
【文献】米国特許3349767(US,A)
【文献】米国特許4132231(US,A)
【文献】米国特許3349767(US,A)
【文献】米国特許4132231(US,A)
Attorney, Agent or Firm:
Michio Akaoka