Title:
【発明の名称】液体測定及び移送弁組立体
Document Type and Number:
Japanese Patent JPH05505030
Kind Code:
A
Abstract:
A liquid metering and transfer valve assembly having the capability of metering, isolating, transfering and delivering precise microliter volume aliquots of a blood sample, from a source thereof, to mixing and testing chambers of an electronic blood analysis system for analysis, and further, carrying a loop for metering and isolating an additional sample aliquot within the valve assembly in the loop, a first dedicated passageway for introducing a first fluid to the loop to force the additional aliquot from its isolated location to a first dedicated portion of the valve assembly displaced from the loop and a second dedicated portion of the valve assembly to establish a flow path for introducing a lysing reagent to the first dedicated portion to force the additional aliquot from its displaced disposition, as a lyse reagent/aliquot mixture, to a selected additional mixing and testing chamber exterior of the valve assembly without contaminating any interior flow path traversed by a blood sample and associated diluent thereof within the valve assembly.
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Inventors:
Del valle robert
Vargas Santos y
Cabrera Pedro Pablo
Vargas Santos y
Cabrera Pedro Pablo
Application Number:
JP50238291A
Publication Date:
July 29, 1993
Filing Date:
December 05, 1991
Export Citation:
Assignee:
Coulter corporation
International Classes:
G01N1/00; G01N15/10; (IPC1-7): G01N1/00
Attorney, Agent or Firm:
Akihide Sugimura (1 outside)