ATE168774T1 - Flüssigkeitsspender - Google Patents

Flüssigkeitsspender

Info

Publication number
ATE168774T1
ATE168774T1 AT92920004T AT92920004T ATE168774T1 AT E168774 T1 ATE168774 T1 AT E168774T1 AT 92920004 T AT92920004 T AT 92920004T AT 92920004 T AT92920004 T AT 92920004T AT E168774 T1 ATE168774 T1 AT E168774T1
Authority
AT
Austria
Prior art keywords
chamber
nozzle
flow
dispenser
check valve
Prior art date
Application number
AT92920004T
Other languages
English (en)
Inventor
Thomas P Krawzak
Michael J Degroff
David W Nunnery
Brian J Mcgraw
Original Assignee
Ventana Med Syst Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ventana Med Syst Inc filed Critical Ventana Med Syst Inc
Application granted granted Critical
Publication of ATE168774T1 publication Critical patent/ATE168774T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
    • G01N35/1002—Reagent dispensers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
    • G01N35/04—Details of the conveyor system
    • G01N2035/0439—Rotary sample carriers, i.e. carousels
    • G01N2035/0443—Rotary sample carriers, i.e. carousels for reagents
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
    • G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
    • G01N35/1016—Control of the volume dispensed or introduced
    • G01N2035/102—Preventing or detecting loss of fluid by dripping
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
    • G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
    • G01N35/1016—Control of the volume dispensed or introduced
    • G01N2035/102—Preventing or detecting loss of fluid by dripping
    • G01N2035/1023—Preventing or detecting loss of fluid by dripping using a valve in the tip or nozzle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/11—Automated chemical analysis
    • Y10T436/119163—Automated chemical analysis with aspirator of claimed structure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/25—Chemistry: analytical and immunological testing including sample preparation
    • Y10T436/2575—Volumetric liquid transfer

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
AT92920004T 1991-09-18 1992-09-04 Flüssigkeitsspender ATE168774T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/762,327 US5232664A (en) 1991-09-18 1991-09-18 Liquid dispenser

Publications (1)

Publication Number Publication Date
ATE168774T1 true ATE168774T1 (de) 1998-08-15

Family

ID=25064737

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92920004T ATE168774T1 (de) 1991-09-18 1992-09-04 Flüssigkeitsspender

Country Status (8)

Country Link
US (1) US5232664A (de)
EP (1) EP0605541B1 (de)
JP (1) JP3304975B2 (de)
AT (1) ATE168774T1 (de)
CA (1) CA2116101C (de)
DE (1) DE69226367T2 (de)
ES (1) ES2121866T3 (de)
WO (1) WO1993006449A1 (de)

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Also Published As

Publication number Publication date
ES2121866T3 (es) 1998-12-16
DE69226367D1 (de) 1998-08-27
EP0605541A1 (de) 1994-07-13
EP0605541A4 (en) 1994-08-24
JP3304975B2 (ja) 2002-07-22
DE69226367T2 (de) 1999-01-28
EP0605541B1 (de) 1998-07-22
CA2116101A1 (en) 1993-04-01
JPH06510860A (ja) 1994-12-01
US5232664A (en) 1993-08-03
CA2116101C (en) 2001-11-27
WO1993006449A1 (en) 1993-04-01

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