CA2192196C - Modified siphons for improved metering precision - Google Patents

Modified siphons for improved metering precision Download PDF

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Publication number
CA2192196C
CA2192196C CA002192196A CA2192196A CA2192196C CA 2192196 C CA2192196 C CA 2192196C CA 002192196 A CA002192196 A CA 002192196A CA 2192196 A CA2192196 A CA 2192196A CA 2192196 C CA2192196 C CA 2192196C
Authority
CA
Canada
Prior art keywords
chamber
siphon
rotor
liquid
inlet
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
CA002192196A
Other languages
English (en)
French (fr)
Other versions
CA2192196A1 (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.)
Abaxis Inc
Original Assignee
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 Abaxis Inc filed Critical Abaxis Inc
Publication of CA2192196A1 publication Critical patent/CA2192196A1/en
Application granted granted Critical
Publication of CA2192196C publication Critical patent/CA2192196C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Centrifugal Separators (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Optical Measuring Cells (AREA)
CA002192196A 1994-06-06 1995-06-05 Modified siphons for improved metering precision Expired - Lifetime CA2192196C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US25440694A 1994-06-06 1994-06-06
US08/254,406 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
CA2192196A1 CA2192196A1 (en) 1995-12-14
CA2192196C true CA2192196C (en) 2004-11-23

Family

ID=22964194

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002192196A Expired - Lifetime CA2192196C (en) 1994-06-06 1995-06-05 Modified siphons for improved metering precision

Country Status (4)

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

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US6919058B2 (en) 2001-08-28 2005-07-19 Gyros Ab Retaining microfluidic microcavity and other microfluidic structures
ATE477054T1 (de) 2001-09-17 2010-08-15 Gyros Patent Ab Einen kontrollierten strom in einer mikrofluidvorrichtung ermöglichende funktionseinheit
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JP4480170B2 (ja) * 2003-02-19 2010-06-16 独立行政法人科学技術振興機構 血液分析装置及び血液分析方法
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JP4619224B2 (ja) * 2005-07-27 2011-01-26 パナソニック株式会社 回転分析デバイス
DE102005048233A1 (de) * 2005-10-07 2007-04-12 Albert-Ludwigs-Universität Freiburg Vorrichtung und Verfahren zum Handhaben einer flüssigen Probe unter Verwendung einer Siphon-Struktur
DE102005048260A1 (de) * 2005-10-07 2007-04-12 Albert-Ludwigs-Universität Freiburg Verfahren und Vorrichtung zum Handhaben einer flüssigen Probe unter Verwendung einer Rotation mit einem zeitlich veränderlichen Drehvektor
JP4531677B2 (ja) * 2005-10-24 2010-08-25 パナソニック株式会社 アッセイ方法、それを実施するためのセンサデバイス、およびセンサデバイス用測定装置
JPWO2007116909A1 (ja) * 2006-04-04 2009-08-20 パナソニック株式会社 試料液分析用パネル
CN101675170B (zh) * 2007-03-02 2013-09-18 考贝特研究控股公司 用于核酸扩增的装置和方法
KR100858091B1 (ko) * 2007-04-24 2008-09-10 삼성전자주식회사 시료 분배 구조를 갖는 원심력 기반의 미세유동장치 및이를 포함하는 미세유동시스템
EP2072131B1 (de) * 2007-12-13 2015-04-22 Roche Diagnostics GmbH Mikrofluidisches Element zur Durchmischung einer Flüssigkeit in einer Reagenz
US8277759B2 (en) 2008-03-04 2012-10-02 The University Of Utah Research Foundation Microfluidic flow cell
WO2010007733A1 (ja) 2008-07-17 2010-01-21 パナソニック株式会社 分析用デバイスとこの分析用デバイスを使用した分析方法
KR101099495B1 (ko) * 2008-10-14 2011-12-28 삼성전자주식회사 원심력 기반의 미세유동장치, 이의 제조 방법 및 이를 이용한 시료분석방법
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JP5174723B2 (ja) 2009-03-12 2013-04-03 パナソニック株式会社 分析用デバイス
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 (de) 2010-10-28 2012-08-15 Roche Diagnostics GmbH Mikrofluidischer Testträger zum Aufteilen einer Flüssigkeitsmenge in Teilmengen
EP2455162A1 (de) 2010-10-29 2012-05-23 Roche Diagnostics GmbH Mikrofluidisches Element zur Analyse einer Probenflüssigkeit
ES2653916T3 (es) 2011-03-08 2018-02-09 Universite Laval Dispositivo centrípeto fluídico
CN103648649A (zh) 2011-05-18 2014-03-19 3M创新有限公司 检测选定体积的材料在样本处理装置中存在的系统和方法
MX336625B (es) 2011-05-18 2016-01-26 3M Innovative Properties Co Sistemas y metodos para medicion volumetrica en dispositivo de procesamiento de muestra.
US9067205B2 (en) 2011-05-18 2015-06-30 3M Innovative Properties Company Systems and methods for valving on a sample processing device
JP6257521B2 (ja) 2011-12-08 2018-01-10 バイオサーフィット、 ソシエダッド アノニマ 逐次分注および沈降速度の指標の決定
EP2878951B1 (en) 2012-07-24 2019-11-20 PHC Holdings Corporation Analyzing device
CA3005826C (en) 2013-04-15 2021-11-23 Becton, Dickinson And Company Biological fluid collection device and biological fluid separation and testing 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
WO2018165440A1 (en) * 2017-03-08 2018-09-13 Northwestern University Devices, systems, and methods for specimen preparation and analysis using capillary and centrifugal forces
CN112169853B (zh) * 2020-12-01 2021-02-26 南京岚煜生物科技有限公司 一种多功能微流控检测芯片
USD1116151S1 (en) 2023-05-03 2026-03-03 Truvian Sciences, Inc. Monolayer

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AU4047493A (en) * 1992-04-02 1993-11-08 Abaxis, Inc. Analytical rotor with dye mixing chamber
US5591643A (en) 1993-09-01 1997-01-07 Abaxis, Inc. Simplified inlet channels

Also Published As

Publication number Publication date
WO1995033986A1 (en) 1995-12-14
CA2192196A1 (en) 1995-12-14
JPH10501340A (ja) 1998-02-03
JP4178169B2 (ja) 2008-11-12
JP2008157960A (ja) 2008-07-10
EP0764266A1 (en) 1997-03-26
JP2006317467A (ja) 2006-11-24
EP0764266A4 (en) 1998-08-05

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Effective date: 20150605