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Title:
LIQUID MEDICINE ADMINISTRATION DEVICE
Document Type and Number:
Japanese Patent JP2018157966
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a liquid medicine administration device capable of quickly detecting the occlusion caused in a flow channel of liquid medicine.SOLUTION: A liquid medicine administration device 1 includes a liquid medicine storage part 13, a pusher member 18, a pusher operation part 22, a drive part 15, a housing 11, a strain sensor 32, and a control part. The liquid medicine storage part is filled with liquid medicine. The pusher member pushes out the liquid medicine put in the liquid medicine storage part. The pusher operation part operates the movement of the pusher member. The strain sensor 32 measures an amount of strain of the housing 11, and outputs the measured amount of strain as amount-of-strain information. The control part detects the occlusion in a flow channel where the liquid medicine is sent out based on the amount-of-strain information received from the strain sensor 32, and controls the drive part 15.SELECTED DRAWING: Figure 1

Inventors:
HAGINO YOSHIHARU
Application Number:
JP2017056943A
Publication Date:
October 11, 2018
Filing Date:
March 23, 2017
Export Citation:
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Assignee:
TERUMO CORP
International Classes:
A61M5/168; A61M5/145; A61M5/172; F04B49/10
Domestic Patent References:
JP2016104195A2016-06-09
Foreign References:
WO2014049647A12014-04-03
Attorney, Agent or Firm:
Shinto International Patent Office