EP0764266A4 - Modified siphons for improved metering precision - Google Patents

Modified siphons for improved metering precision

Info

Publication number
EP0764266A4
EP0764266A4 EP95922222A EP95922222A EP0764266A4 EP 0764266 A4 EP0764266 A4 EP 0764266A4 EP 95922222 A EP95922222 A EP 95922222A EP 95922222 A EP95922222 A EP 95922222A EP 0764266 A4 EP0764266 A4 EP 0764266A4
Authority
EP
European Patent Office
Prior art keywords
metering precision
improved metering
siphons
modified
modified siphons
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.)
Withdrawn
Application number
EP95922222A
Other languages
German (de)
French (fr)
Other versions
EP0764266A1 (en
Inventor
Anne R Kopf-Sill
Carol T Schembri
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.)
Abay SA
Abaxis Inc
Original Assignee
Abay SA
Abaxis 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 Abay SA, Abaxis Inc filed Critical Abay SA
Publication of EP0764266A1 publication Critical patent/EP0764266A1/en
Publication of EP0764266A4 publication Critical patent/EP0764266A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G01N21/07—Centrifugal type cuvettes

Landscapes

  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Centrifugal Separators (AREA)
  • Optical Measuring Cells (AREA)
  • Sampling And Sample Adjustment (AREA)
EP95922222A 1994-06-06 1995-06-05 Modified siphons for improved metering precision Withdrawn EP0764266A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US25440694A 1994-06-06 1994-06-06
US254406 1994-06-06
PCT/US1995/007145 WO1995033986A1 (en) 1994-06-06 1995-06-05 Modified siphons for improved metering precision

Publications (2)

Publication Number Publication Date
EP0764266A1 EP0764266A1 (en) 1997-03-26
EP0764266A4 true EP0764266A4 (en) 1998-08-05

Family

ID=22964194

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95922222A Withdrawn EP0764266A4 (en) 1994-06-06 1995-06-05 Modified siphons for improved metering precision

Country Status (4)

Country Link
EP (1) EP0764266A4 (en)
JP (3) JPH10501340A (en)
CA (1) CA2192196C (en)
WO (1) WO1995033986A1 (en)

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US6143247A (en) * 1996-12-20 2000-11-07 Gamera Bioscience Inc. Affinity binding-based system for detecting particulates in a fluid
US6709869B2 (en) 1995-12-18 2004-03-23 Tecan Trading Ag Devices and methods for using centripetal acceleration to drive fluid movement in a microfluidics system
US6143248A (en) * 1996-08-12 2000-11-07 Gamera Bioscience Corp. Capillary microvalve
US6632399B1 (en) 1998-05-22 2003-10-14 Tecan Trading Ag Devices and methods for using centripetal acceleration to drive fluid movement in a microfluidics system for performing biological fluid assays
WO1998053311A2 (en) 1997-05-23 1998-11-26 Gamera Bioscience Corporation Devices and methods for using centripetal acceleration to drive fluid movement in a microfluidics system
JP3969091B2 (en) 1999-06-23 2007-08-29 株式会社日立製作所 Centrifuge and sample preparation apparatus using the same
CN1370278A (en) 1999-08-11 2002-09-18 旭化成株式会社 Analyzing cartridge and liquid feed control device
US20020076354A1 (en) * 2000-12-01 2002-06-20 Cohen David Samuel Apparatus and methods for separating components of particulate suspension
WO2002046721A2 (en) 2000-12-08 2002-06-13 Burstein Technologies, Inc. Optical discs for measuring analytes
US7054258B2 (en) 2000-12-08 2006-05-30 Nagaoka & Co., Ltd. Optical disc assemblies for performing assays
US7091034B2 (en) 2000-12-15 2006-08-15 Burstein Technologies, Inc. Detection system for disk-based laboratory and improved optical bio-disc including same
US7429354B2 (en) 2001-03-19 2008-09-30 Gyros Patent Ab Structural units that define fluidic functions
CA2441206A1 (en) 2001-03-19 2002-09-26 Gyros Ab Characterization of reaction variables
WO2003087827A2 (en) 2001-04-11 2003-10-23 Burstein Technologies, Inc. Multi-parameter assays including analysis discs and methods relating thereto
US6919058B2 (en) 2001-08-28 2005-07-19 Gyros Ab Retaining microfluidic microcavity and other microfluidic structures
EP2281633A1 (en) 2001-08-28 2011-02-09 Gyros Patent Ab Retaining microfluidic microcavity and other microfluidic structures
ATE477054T1 (en) 2001-09-17 2010-08-15 Gyros Patent Ab FUNCTIONAL UNIT ALLOWING CONTROLLED FLOW IN A MICROFLUID DEVICE
CN100549696C (en) 2001-12-14 2009-10-14 爱科来株式会社 Sample measuring device
AU2002219551A1 (en) * 2001-12-28 2003-07-30 Hitachi High-Technologies Corporation Extractor, chemical analyzer, and chemical analyzing method
US7384602B2 (en) 2002-05-08 2008-06-10 Hitachi High-Technologies Corporation Chemical analysis apparatus and genetic diagnostic apparatus
EP1503209A4 (en) * 2002-05-08 2005-07-06 Hitachi High Tech Corp Chemical analyzer and gene diagnosing apparatus
JP4210783B2 (en) 2002-09-26 2009-01-21 アークレイ株式会社 Analysis tool
JP4262466B2 (en) 2002-10-28 2009-05-13 アークレイ株式会社 Analysis tool and analyzer
KR101001531B1 (en) * 2003-02-19 2010-12-16 도꾸리쯔교세이호징 가가꾸 기쥬쯔 신꼬 기꼬 Blood analysis device and blood analysis method
US7390464B2 (en) 2003-06-19 2008-06-24 Burstein Technologies, Inc. Fluidic circuits for sample preparation including bio-discs and methods relating thereto
JP4619224B2 (en) * 2005-07-27 2011-01-26 パナソニック株式会社 Rotational analysis device
DE102005048260A1 (en) * 2005-10-07 2007-04-12 Albert-Ludwigs-Universität Freiburg A method and apparatus for handling a liquid sample using rotation with a time-varying rotary vector
DE102005048233A1 (en) * 2005-10-07 2007-04-12 Albert-Ludwigs-Universität Freiburg Apparatus and method for handling a liquid sample using a siphon structure
JP4531677B2 (en) * 2005-10-24 2010-08-25 パナソニック株式会社 Assay method, sensor device for implementing the same, and measuring device for sensor device
US20090169430A1 (en) * 2006-04-04 2009-07-02 Matsushita Electric Industrial Co., Ltd. Panel for analyzing sample liquid
CN101675170B (en) * 2007-03-02 2013-09-18 考贝特研究控股公司 Apparatus and method for nucleic acid amplification
KR100858091B1 (en) 2007-04-24 2008-09-10 삼성전자주식회사 Centrifugal force-based microfluidic device having sample distribution structure and microfluidic system including the microfluidic device
EP2072131B1 (en) 2007-12-13 2015-04-22 Roche Diagnostics GmbH Microfluid element for mixing a fluid into a reagent
US8277759B2 (en) 2008-03-04 2012-10-02 The University Of Utah Research Foundation Microfluidic flow cell
WO2010007733A1 (en) 2008-07-17 2010-01-21 パナソニック株式会社 Analyzing device, and analyzing method using the analyzing device
KR101099495B1 (en) * 2008-10-14 2011-12-28 삼성전자주식회사 Centrifugal force-based microfluidic device, method of manufacturing the same and sample analysis method using the same
GB2464721C (en) 2008-10-23 2013-08-14 Biosurfit Sa Jet deflection device
GB2466644B (en) 2008-12-30 2011-05-11 Biosurfit Sa Liquid handling
JP5174723B2 (en) 2009-03-12 2013-04-03 パナソニック株式会社 Analytical device
GB2476474B (en) 2009-12-22 2012-03-28 Biosurfit Sa Surface plasmon resonance detection system
GB2479139A (en) 2010-03-29 2011-10-05 Biosurfit Sa A liquid distribution and metering device
EP2486978A1 (en) 2010-10-28 2012-08-15 Roche Diagnostics GmbH Microfluid test carrier for separating a fluid volume in partial volumes
EP2455162A1 (en) 2010-10-29 2012-05-23 Roche Diagnostics GmbH Microfluidic element for analysing a fluid sample
PT3270141T (en) 2011-03-08 2020-08-28 Univ Laval Fluidic centripetal device
JP6235462B2 (en) 2011-05-18 2017-11-22 スリーエム イノベイティブ プロパティズ カンパニー System and method for detecting the presence of a selected volume of material in a sample processing apparatus
EP2709760B1 (en) 2011-05-18 2019-06-05 DiaSorin S.p.A. Systems and methods for valving on a sample processing device
KR20140022399A (en) * 2011-05-18 2014-02-24 쓰리엠 이노베이티브 프로퍼티즈 컴파니 Systems and methods for volumetric metering on a sample processing device
WO2013083822A1 (en) 2011-12-08 2013-06-13 Biosurfit S.A. Sequential aliqoting and determination of an indicator of sedimentation rate
US9145579B2 (en) 2012-07-24 2015-09-29 Panasonic Healthcare Co., Ltd. Analyzing device
ES2755490T3 (en) * 2013-04-15 2020-04-22 Becton Dickinson Co Biological Fluid Extraction Device and Biological Fluid Separation System
USD799715S1 (en) 2015-10-23 2017-10-10 Gene POC, Inc. Fluidic centripetal device
CA3029000C (en) * 2016-06-27 2024-04-02 Abaxis, Inc. Devices with modified conduits
US20200238279A1 (en) * 2017-03-08 2020-07-30 Northwestern University Devices, systems, and methods for specimen preparation and analysis using capillary and centrifugal forces
CN112169853B (en) * 2020-12-01 2021-02-26 南京岚煜生物科技有限公司 Multifunctional microfluidic detection chip

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4673653A (en) * 1985-03-26 1987-06-16 Jean Guigan Method of performing biological analyses using immunological reactions, and apparatus for performing the method
US5160702A (en) * 1989-01-17 1992-11-03 Molecular Devices Corporation Analyzer with improved rotor structure
WO1993019827A1 (en) * 1992-04-02 1993-10-14 Abaxis, Inc. Analytical rotor with dye mixing chamber
US5304348A (en) * 1992-02-11 1994-04-19 Abaxis, Inc. Reagent container for analytical rotor
WO1995006870A1 (en) * 1993-09-01 1995-03-09 Abaxis, Inc. Simplified inlet channels

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FR2572533B1 (en) * 1984-10-26 1986-12-26 Guigan Jean METHOD FOR CARRYING OUT THE MEDICAL ANALYSIS OF A LIQUID SAMPLE USING AT LEAST ONE LIQUID REAGENT AND DEVICE FOR CARRYING OUT THE METHOD
FR2575293B1 (en) * 1984-12-21 1987-03-20 Inovelf Sa DYNAMIC PIPETTING ROTOR FOR CENTRIFUGAL ANALYSIS DEVICE
US4999304A (en) * 1987-12-28 1991-03-12 Miles Inc. Dynamic braking centrifuge
US5256376A (en) * 1991-09-12 1993-10-26 Medical Laboratory Automation, Inc. Agglutination detection apparatus

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4673653A (en) * 1985-03-26 1987-06-16 Jean Guigan Method of performing biological analyses using immunological reactions, and apparatus for performing the method
US5160702A (en) * 1989-01-17 1992-11-03 Molecular Devices Corporation Analyzer with improved rotor structure
US5304348A (en) * 1992-02-11 1994-04-19 Abaxis, Inc. Reagent container for analytical rotor
WO1993019827A1 (en) * 1992-04-02 1993-10-14 Abaxis, Inc. Analytical rotor with dye mixing chamber
WO1995006870A1 (en) * 1993-09-01 1995-03-09 Abaxis, Inc. Simplified inlet channels
US5591643A (en) * 1993-09-01 1997-01-07 Abaxis, Inc. Simplified inlet channels

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9533986A1 *

Also Published As

Publication number Publication date
EP0764266A1 (en) 1997-03-26
JPH10501340A (en) 1998-02-03
JP2006317467A (en) 2006-11-24
CA2192196A1 (en) 1995-12-14
JP4178169B2 (en) 2008-11-12
JP2008157960A (en) 2008-07-10
WO1995033986A1 (en) 1995-12-14
CA2192196C (en) 2004-11-23

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