医薬分析計器装備用の使い捨て分配カートリッジ

Japanese Patent JP5358611

B2

A disposable dispensing cartridge (1) comprising: a reservoir (2) adapted to contain a solution to be dispensed; a chamber (3) in fluidic communication with the reservoir (2) through a first unidirectional valve (4), the chamber (3) comprising an outlet portion (8) and a second connecting portion (9), the outlet portion (8) comprising a second unidirectional valve (5) allowing passage of the solution out of the chamber (3); characterized in that the disposable cartridge (1) is connectable via the connecting portion (9) to a pressurizing device, the pressurizing device being adapted to apply a reduced pressure within the chamber (3), drawing a predetermined volume of solution from the reservoir (2), through the first unidirectional valve (4), into the chamber (3); and to apply a raised pressure within the chamber (3), drawing the determined volume of solution out of the chamber (3), through the second unidirectional valve (5); and in that the connecting portion (9) comprises a check valve (6) being arranged to allow gas, but not the solution, to flow in and/or out of the chamber (3) via the second connecting portion (9). The disposable cartridge (1) is simple and inexpensive to manufacture.

Michelle Rodney
Antonio Janets

JP2011083363A

December 04, 2013

April 05, 2011

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Symbion Medical Systems Society-A Responsible Relimite

G01N35/02; B01F23/00

JP2007508525A
JP2010066265A
JP63286770A
JP2002357512A
JP2004518129A
JP62271893A
JP11133032A
JP57169620A

EP1425087B1
EP1214142B1
US6117394
EP0360456B1

Mitsufumi Esaki
Blacksmith
Ryota Imamura
Kiyota Eisho

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