DE69434545D1 - Flüssigkeitsdosierungs-, -durchfluss- und koagulationssensor für ein medizinisches instrument - Google Patents

Flüssigkeitsdosierungs-, -durchfluss- und koagulationssensor für ein medizinisches instrument

Info

Publication number
DE69434545D1
DE69434545D1 DE69434545T DE69434545T DE69434545D1 DE 69434545 D1 DE69434545 D1 DE 69434545D1 DE 69434545 T DE69434545 T DE 69434545T DE 69434545 T DE69434545 T DE 69434545T DE 69434545 D1 DE69434545 D1 DE 69434545D1
Authority
DE
Germany
Prior art keywords
flow
medical instrument
liquid dosage
coagulation sensor
coagulation
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69434545T
Other languages
English (en)
Other versions
DE69434545T2 (de
Inventor
T Neel
R Parker
L Collins
E Storvick
L Thomeczek
J Murphy
R Lennert
J Young
L Kennedy
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Roche Diagnostics Operations Inc
Original Assignee
Roche Diagnostics Operations 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 Roche Diagnostics Operations Inc filed Critical Roche Diagnostics Operations Inc
Publication of DE69434545D1 publication Critical patent/DE69434545D1/de
Application granted granted Critical
Publication of DE69434545T2 publication Critical patent/DE69434545T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01N35/00584—Control arrangements for automatic analysers
    • G01N35/00594—Quality control, including calibration or testing of components of the analyser
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
    • G01N11/02—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material
    • G01N11/04—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture
    • G01N11/06—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture by timing the outflow of a known quantity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N21/0303—Optical path conditioning in cuvettes, e.g. windows; adapted optical elements or systems; path modifying or adjustment
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N21/0332—Cuvette constructions with temperature control
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/8483—Investigating reagent band
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/483—Physical analysis of biological material
    • G01N33/487—Physical analysis of biological material of liquid biological material
    • G01N33/49—Blood
    • G01N33/4905—Determining clotting time of blood
    • 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
    • G01N35/00584—Control arrangements for automatic analysers
    • G01N35/00594—Quality control, including calibration or testing of components of the analyser
    • G01N35/00693—Calibration
DE69434545T 1993-08-31 1994-08-23 Flüssigkeitsdosierungs-, -durchfluss- und koagulationssensor für ein medizinisches instrument Expired - Lifetime DE69434545T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US114913 1987-10-30
US08/114,913 US5522255A (en) 1993-08-31 1993-08-31 Fluid dose, flow and coagulation sensor for medical instrument
PCT/US1994/009505 WO1995007452A2 (en) 1993-08-31 1994-08-23 Coagulation monitor

Publications (2)

Publication Number Publication Date
DE69434545D1 true DE69434545D1 (de) 2005-12-22
DE69434545T2 DE69434545T2 (de) 2006-07-20

Family

ID=22358194

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69434545T Expired - Lifetime DE69434545T2 (de) 1993-08-31 1994-08-23 Flüssigkeitsdosierungs-, -durchfluss- und koagulationssensor für ein medizinisches instrument

Country Status (7)

Country Link
US (7) US5522255A (de)
EP (1) EP0716739B1 (de)
JP (3) JP3625476B2 (de)
CA (1) CA2168859C (de)
DE (1) DE69434545T2 (de)
ES (1) ES2252735T3 (de)
WO (1) WO1995007452A2 (de)

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US5789664A (en) 1998-08-04
EP0716739B1 (de) 2005-11-16
US20030136183A1 (en) 2003-07-24
EP0716739A4 (de) 1997-06-18
WO1995007452A2 (en) 1995-03-16
CA2168859C (en) 2007-01-09
US7117721B2 (en) 2006-10-10
US6189370B1 (en) 2001-02-20
JP3625476B2 (ja) 2005-03-02
ES2252735T3 (es) 2006-05-16
DE69434545T2 (de) 2006-07-20
US5686659A (en) 1997-11-11
JP4154449B2 (ja) 2008-09-24
US5522255A (en) 1996-06-04
CA2168859A1 (en) 1995-03-16
WO1995007452A3 (en) 1995-04-27
EP0716739A1 (de) 1996-06-19
JP2008151796A (ja) 2008-07-03
US5710622A (en) 1998-01-20
JPH09502800A (ja) 1997-03-18
JP2004045415A (ja) 2004-02-12
US6575017B1 (en) 2003-06-10

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