JPH0354781B2 - - Google Patents

Info

Publication number
JPH0354781B2
JPH0354781B2 JP60001931A JP193185A JPH0354781B2 JP H0354781 B2 JPH0354781 B2 JP H0354781B2 JP 60001931 A JP60001931 A JP 60001931A JP 193185 A JP193185 A JP 193185A JP H0354781 B2 JPH0354781 B2 JP H0354781B2
Authority
JP
Japan
Prior art keywords
capillary
tubes
aperture
liquid
sample solution
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
Application number
JP60001931A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61160038A (ja
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 filed Critical
Priority to JP60001931A priority Critical patent/JPS61160038A/ja
Priority to DE8686100156T priority patent/DE3676828D1/de
Priority to EP86100156A priority patent/EP0187663B1/en
Publication of JPS61160038A publication Critical patent/JPS61160038A/ja
Priority to US07/376,152 priority patent/US4891575A/en
Publication of JPH0354781B2 publication Critical patent/JPH0354781B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/1031—Investigating individual particles by measuring electrical or magnetic effects
    • G01N15/12—Investigating individual particles by measuring electrical or magnetic effects by observing changes in resistance or impedance across apertures when traversed by individual particles, e.g. by using the Coulter principle
    • G01N15/131—Details

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
JP60001931A 1985-01-08 1985-01-08 粒子検出器 Granted JPS61160038A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP60001931A JPS61160038A (ja) 1985-01-08 1985-01-08 粒子検出器
DE8686100156T DE3676828D1 (de) 1985-01-08 1986-01-08 Teilchendetektor.
EP86100156A EP0187663B1 (en) 1985-01-08 1986-01-08 Particle detector
US07/376,152 US4891575A (en) 1985-01-08 1989-07-06 Particle detector using inlet and outlet pipes as electrodes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60001931A JPS61160038A (ja) 1985-01-08 1985-01-08 粒子検出器

Publications (2)

Publication Number Publication Date
JPS61160038A JPS61160038A (ja) 1986-07-19
JPH0354781B2 true JPH0354781B2 (en]) 1991-08-21

Family

ID=11515349

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60001931A Granted JPS61160038A (ja) 1985-01-08 1985-01-08 粒子検出器

Country Status (4)

Country Link
US (1) US4891575A (en])
EP (1) EP0187663B1 (en])
JP (1) JPS61160038A (en])
DE (1) DE3676828D1 (en])

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63184035A (ja) * 1986-05-28 1988-07-29 Sumitomo Electric Ind Ltd 粒子単離分注器
US4901024A (en) * 1986-05-28 1990-02-13 Sumitomo Electric Industries Ltd. Apparatus for analyzing and separating particles and a system using the same
USRE36074E (en) * 1990-11-30 1999-02-02 Toa Medical Electronics Co., Ltd. Particle detector and particle detecting apparatus having the detector
JP2965688B2 (ja) * 1990-11-30 1999-10-18 シスメックス株式会社 粒子検出装置
US5441049A (en) * 1992-12-28 1995-08-15 Automata Medical Instrumentation, Inc. Conductivity meter
JP3276550B2 (ja) * 1995-12-19 2002-04-22 シスメックス株式会社 試料定量装置
US5907240A (en) * 1997-05-12 1999-05-25 Cdc Technologies, Inc. Method and apparatus for cell differentiation by measuring apparent cell size, membrane integrity and intracellular complexity
US6175227B1 (en) * 1997-07-03 2001-01-16 Coulter International Corp. Potential-sensing method and apparatus for sensing and characterizing particles by the Coulter principle
AU2001237530A1 (en) * 2000-02-16 2001-08-27 Kaiku Limited Method
US6624621B2 (en) * 2000-04-03 2003-09-23 Howard L. North, Jr. Particle counter volume sensor
DE60233708D1 (de) * 2001-11-30 2009-10-29 Sysmex Corp Teilchenanalysator
US12038438B2 (en) 2008-07-18 2024-07-16 Bio-Rad Laboratories, Inc. Enzyme quantification
JP2013015497A (ja) * 2011-07-06 2013-01-24 Sharp Corp 粒子測定装置
JP5944118B2 (ja) * 2011-07-06 2016-07-05 シャープ株式会社 粒子測定装置
US9201043B2 (en) 2011-10-06 2015-12-01 The Regents Of The University Of California Devices for detecting a particle in a sample and methods for use thereof
WO2015151226A1 (ja) * 2014-04-01 2015-10-08 株式会社日立製作所 粒子分析装置及び粒子分析方法
JP6258145B2 (ja) * 2014-07-18 2018-01-10 株式会社東芝 微粒子検査システム及びその駆動方法
WO2018148194A1 (en) 2017-02-07 2018-08-16 Nodexus Inc. Microfluidic system with combined electrical and optical detection for high accuracy particle sorting and methods thereof

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3281348A (en) * 1963-12-23 1966-10-25 Union Carbide Corp Reference cell for monitoring a liquid stream
US3855098A (en) * 1970-08-19 1974-12-17 Foxboro Co Ion-responsive electrode construction
CH539855A (de) * 1971-11-12 1973-07-31 Contraves Ag Leitfähigkeits-Messzelle einer Zähleinrichtung für in einer Flüssigkeit suspendierte Teilchen
CH544971A (de) * 1972-03-29 1973-11-30 Contraves Ag Verfahren zum Feststellen von Fehlern beim Zählen von in einem bestimmten Flüssigkeitsvolumen enthaltenen Teilchen
US3783376A (en) * 1972-06-21 1974-01-01 Becton Dickinson Co Particle counter having removable aperture slide
US3958177A (en) * 1974-12-17 1976-05-18 Sherwood Medical Industries Inc. Particle analyzing device with changeable aperture means
DE2812470A1 (de) * 1977-09-15 1979-03-22 Becton Dickinson Co Verfahren und vorrichtung zur genauen zaehlung von blutkoerperchen o.dgl.
US4157499A (en) * 1977-09-15 1979-06-05 Becton, Dickinson And Company Blood cell counter having dual testing heads
US4180091A (en) * 1977-11-18 1979-12-25 Becton, Dickinson And Company Purging means for aperture of blood cell counter
DE2855371A1 (de) * 1978-12-21 1980-07-03 Cortex Res Corp Geraet und verfahren zum zaehlen von teilchen
JPS6234098B2 (en]) * 1980-09-12 1987-07-24 Commw Of Australia
US4484134A (en) * 1981-08-31 1984-11-20 Coulter Electrnonics, Inc. Elongate particle sensing aperture

Also Published As

Publication number Publication date
DE3676828D1 (de) 1991-02-21
JPS61160038A (ja) 1986-07-19
EP0187663A2 (en) 1986-07-16
US4891575A (en) 1990-01-02
EP0187663A3 (en) 1987-10-14
EP0187663B1 (en) 1991-01-16

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