SYRINGE DRIVE DEVICE - PANASONIC CORP

Title:

SYRINGE DRIVE DEVICE

Document Type and Number:

WIPO Patent Application WO/2011/093064

Kind Code:

A1

Abstract:

The disclosed syringe drive device (15) is provided with: an outer tuber fixing section (31) which fixes an outer tube (22) of a syringe (16) so as to be removable; a plunger holding section (21) which holds a plunger (17) of the syringe (16); and a drive section which moves the plunger holding section (21) in the axial direction of the syringe. The outer tube fixing section (31) is provided with: a flange stop section (33) which faces the rear side of a flange (22a) of the outer tube (22), said rear side being the opposite side to the extrusion direction of a plunger (17); slide sections (34, 35) which are located on the front side of the flange (22a), said front side being the side of the extrusion direction of the plunger (17), and which hold the flange (22a) between the flange stop section (33) and the slide sections (34, 35); slide guides (36, 37) which support the slide sections (34, 35) so as to be slidable in the axial direction of the syringe; and a slide section operating mechanism which can switch between a first state in which the slide sections (34, 35) slide in the axial direction of the syringe and a second state in which the slide sections (34, 35) are held in a position holding the flange (22a) between the flange stop section (33) and the slide sections (34, 35).

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Inventors:

FUJIOKA SOICHIRO
NAKAMURA TOHRU
MIZUNO OSAMU
OKUDA AKINOBU
OHTA AKIHIRO
SAKAKIBARA MIZUHO
UEDA TOSHIHIDE

Application Number:

PCT/JP2011/000404

Publication Date:

August 04, 2011

Filing Date:

January 26, 2011

Export Citation:

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Assignee:

PANASONIC CORP (JP)
FUJIOKA SOICHIRO
NAKAMURA TOHRU
MIZUNO OSAMU
OKUDA AKINOBU
OHTA AKIHIRO
SAKAKIBARA MIZUHO
UEDA TOSHIHIDE

International Classes:

A61M5/145

Foreign References:

JP2004305361A	2004-11-04
JP2005052367A	2005-03-03
JPH03247347A	1991-11-05
JP2006510450A	2006-03-30
US6270473B1	2001-08-07

Attorney, Agent or Firm:

TANAKA, Mitsuo et al. (JP)
Mitsuo Tanaka (JP)

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Claims:

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