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Patent Searching and Data


Title:
LIQUID DRUG ADMINISTRATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/132936
Kind Code:
A1
Abstract:
The present invention relates to a liquid drug administration device. The liquid drug administration device (10) continuously or intermittently administers a liquid drug, filled into a cylindrical body (36), into a living body as a result of a pressing action on a plunger (38). The liquid drug administration device (10) comprises: a nut section (42) that, as a result of rotation of a feed screw shaft (40), moves from an initial position where same is not in contact with the plunger (38) to a usage position where same is in contact with the plunger (38) and the plunger (38) can be pressed; and a travel restriction section (72) that restricts movement of the nut section (42) towards the tip side of the plunger (38), in the usage position.

Inventors:
KONDO AKIRA (JP)
Application Number:
PCT/JP2016/053586
Publication Date:
August 25, 2016
Filing Date:
February 05, 2016
Export Citation:
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Assignee:
TERUMO CORP (JP)
International Classes:
A61M5/145; A61M5/142
Foreign References:
JP2005287944A2005-10-20
JP2003514629A2003-04-22
JP2007511252A2007-05-10
US20020022807A12002-02-21
US20080033358A12008-02-07
EP2633873A12013-09-04
Attorney, Agent or Firm:
CHIBA Yoshihiro et al. (JP)
Takehiro Chiba (JP)
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