CA984175A - Blood cell analyzer - Google Patents

Blood cell analyzer

Info

Publication number
CA984175A
CA984175A CA182,299A CA182299A CA984175A CA 984175 A CA984175 A CA 984175A CA 182299 A CA182299 A CA 182299A CA 984175 A CA984175 A CA 984175A
Authority
CA
Canada
Prior art keywords
blood cell
cell analyzer
analyzer
blood
cell
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
CA182,299A
Other versions
CA182299S (en
Inventor
Tomas Hirschfeld
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.)
Block Engineering Inc
Original Assignee
Block Engineering 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 Block Engineering Inc filed Critical Block Engineering Inc
Application granted granted Critical
Publication of CA984175A publication Critical patent/CA984175A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/38—Diluting, dispersing or mixing samples
    • 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
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1429—Signal processing
    • G01N15/1433—Signal processing using image recognition
    • 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
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1434—Optical arrangements
    • 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
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1468—Optical investigation techniques, e.g. flow cytometry with spatial resolution of the texture or inner structure of the particle
    • G01N15/147—Optical investigation techniques, e.g. flow cytometry with spatial resolution of the texture or inner structure of the particle the analysis being performed on a sample stream
    • 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
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N2015/1497—Particle shape
    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N2021/4704—Angular selective
    • G01N2021/4711—Multiangle measurement
    • G01N2021/4716—Using a ring of sensors, or a combination of diaphragm and sensors; Annular sensor

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
CA182,299A 1972-10-02 1973-10-01 Blood cell analyzer Expired CA984175A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00294245A US3819270A (en) 1972-10-02 1972-10-02 Blood cell analyzer

Publications (1)

Publication Number Publication Date
CA984175A true CA984175A (en) 1976-02-24

Family

ID=23132527

Family Applications (1)

Application Number Title Priority Date Filing Date
CA182,299A Expired CA984175A (en) 1972-10-02 1973-10-01 Blood cell analyzer

Country Status (8)

Country Link
US (1) US3819270A (en)
JP (1) JPS505098A (en)
CA (1) CA984175A (en)
CH (1) CH573600A5 (en)
DE (1) DE2349271A1 (en)
FR (1) FR2201064B1 (en)
GB (1) GB1424388A (en)
NL (1) NL7313531A (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3941479A (en) * 1974-09-26 1976-03-02 G. D. Searle & Co. Use of modulated stimulus to improve detection sensitivity for signals from particles in a flow chamber
US3992096A (en) * 1975-08-04 1976-11-16 Minnesota Mining And Manufacturing Company Detecting system
US4577964A (en) * 1978-09-06 1986-03-25 Ortho Diagnostics, Inc. Apparatus and method for detecting platelets in whole blood
DE3000033A1 (en) * 1979-01-02 1980-07-31 Coulter Electronics METHOD AND DEVICE FOR MEASURING THE DIRECTIONAL DISTRIBUTION OF RADIATION ENERGY REFLECTED BY A PARTICLE FOR PARTICLE CHARACTERIZATION
US4286876A (en) * 1979-01-02 1981-09-01 Coulter Electronics, Inc. Apparatus and method for measuring scattering of light in particle detection systems
US4338024A (en) * 1980-05-02 1982-07-06 International Remote Imaging Systems, Inc. Flow analyzer and system for analysis of fluids with particles
CA1292628C (en) * 1986-02-12 1991-12-03 James Phinazee Sutton Iii In situ particle size measuring device
US4999513A (en) * 1988-09-09 1991-03-12 Canon Kabushiki Kaisha Particle measuring apparatus
US5116125A (en) * 1990-10-31 1992-05-26 Biophos Medical Ab Fertility analyzer
GB9202887D0 (en) * 1992-02-12 1992-03-25 Cambridge Consultants A particle sizing system based on incoherent structured illumination
US5999256A (en) * 1992-02-12 1999-12-07 Cambridge Consultants Limited Particle measurement system
US5691132A (en) * 1994-11-14 1997-11-25 Cerus Corporation Method for inactivating pathogens in red cell compositions using quinacrine mustard
US6177441B1 (en) 1995-06-05 2001-01-23 Cerus Corporation Treating red blood cell solutions with anti-viral agents
US5872627A (en) * 1996-07-30 1999-02-16 Bayer Corporation Method and apparatus for detecting scattered light in an analytical instrument
US5844685A (en) * 1996-07-30 1998-12-01 Bayer Corporation Reference laser beam sampling apparatus
JP2000304689A (en) * 1999-04-21 2000-11-02 Hiroyuki Ogawa Projection observing method, microorganism inspection method and projection detecting apparatus
US6359683B1 (en) * 2000-04-27 2002-03-19 Becton, Dickinson And Company Method for determining the volume of particles suspended in liquids
US6473172B1 (en) 2000-09-20 2002-10-29 International Remote Imaging Systems, Inc. Flow cell and method of operating therefor
US7029631B2 (en) * 2002-04-19 2006-04-18 Agilent Technologies, Inc. Apparatus for improved light collection
US7867778B2 (en) * 2007-02-23 2011-01-11 Visiongate, Inc. Fluid focusing for positional control of a specimen for 3-D imaging
DE102008061695A1 (en) 2008-12-10 2010-06-17 Laser- und Medizin-Technologie, Berlin GmbH Method for determining optical properties of sample at multiple wavelengths, involves arranging multiple spectrally narrow-band light sources of desired wavelengths around optical axis of detector in rotationally symmetrical manner
EP2572182A2 (en) * 2010-05-18 2013-03-27 Partec GmbH Arrangement for measuring the optical properties of particles of a dispersion
US10429292B2 (en) * 2013-03-15 2019-10-01 Iris International, Inc. Dynamic range extension systems and methods for particle analysis in blood samples
KR101855490B1 (en) * 2016-01-22 2018-05-08 한국과학기술원 Method For Separating And Washing Of Microparticles Via A Stratified Coflow Of Non-Newtonian And Newtonian Fluids
GB2593194B (en) * 2020-03-18 2022-09-07 Refeyn Ltd Methods and apparatus for optimised interferometric scattering microscopy

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB785356A (en) * 1953-01-30 1957-10-30 Mullard Radio Valve Co Ltd Improvements in or relating to flying spot scanning systems
US3315229A (en) * 1963-12-31 1967-04-18 Ibm Blood cell recognizer
DE1673023A1 (en) * 1967-10-13 1971-04-29 Rwk Rhein Westfael Kalkwerke Method and device for determining the grain structure of bulk material
US3675768A (en) * 1969-03-17 1972-07-11 Gildardo Legorreta Sanchez Method and apparatus for classifying and segregating particles with electrical and optical means
US3528742A (en) * 1969-07-23 1970-09-15 Herbert H Dobbs Optical anemometer
US3669542A (en) * 1969-10-09 1972-06-13 Coulter Electronics Liquid borne particle sensor
US3662176A (en) * 1970-04-06 1972-05-09 Bio Physics Systems Inc Photo-optical particle analysis method and apparatus
BE793185A (en) * 1971-12-23 1973-04-16 Atomic Energy Commission APPARATUS FOR QUICKLY ANALYZING AND SORTING PARTICLES SUCH AS BIOLOGICAL CELLS

Also Published As

Publication number Publication date
GB1424388A (en) 1976-02-11
DE2349271A1 (en) 1974-04-18
US3819270A (en) 1974-06-25
AU6072373A (en) 1975-03-27
CH573600A5 (en) 1976-03-15
FR2201064B1 (en) 1977-05-27
NL7313531A (en) 1974-04-04
FR2201064A1 (en) 1974-04-26
JPS505098A (en) 1975-01-20

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