CHEMICAL LIQUID SUPPLY CONTROL METHOD, CHEMICAL LIQUID SUPPLY CONTROL DEVICE USED FOR THE METHOD, AND CHEMICAL LIQUID DOSING SET USING THE DEVICE

WIPO Patent Application WO/2004/108192

A1

A chemical liquid supply control device capable of easily detecting whether a blood vessel is secured or not when a chemical liquid is dosed, comprising (a) a housing (1) installed between a chemical liquid supply means and an injection line, (b) a spool (2) installed in the housing (1) slidably in the axial direction and connecting the chemical liquid supply means to the injection line so as to be disconnected and connected by the slidable movement thereof in the axial direction, and (c) a trouble alarm means alarming troubles on a chemical liquid supply stop means stopping the supply of the chemical liquid from the chemical liquid supply means to the injection line and/or the supply of the chemical liquid from the chemical liquid supply means to the injection line. When the injection line is closed, the device operates the chemical liquid supply stop means and/or the trouble alarm means.

HASEGAWA MITSURU (JP)
YOSHISE SATOSHI (JP)
TAKAHASHI SHINSUKE (JP)

PCT/JP2004/007503

December 16, 2004

June 01, 2004

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NIPRO CORP (JP)
SCHERING AG (DE)
HASEGAWA MITSURU (JP)
YOSHISE SATOSHI (JP)
TAKAHASHI SHINSUKE (JP)

A61M39/22; (IPC1-7): A61M5/00; A61M39/22

JP2001245978A	2001-09-11
JP2785114B2	1998-08-13
JP2003516773A	2003-05-20
JPS5054617U	1975-05-24
JPS415854B1

Nakanishi, Tokuji (360 Uchihonmachimatsuya Bldg. 10, -19, Uchihonmachi 2-chome, Chuo-k, Osaka-shi Osaka 26, JP)

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