GB1300585A - Automatic measuring and counting device for particles in a dispersion - Google Patents

Automatic measuring and counting device for particles in a dispersion

Info

Publication number
GB1300585A
GB1300585A GB58689/69A GB5868969A GB1300585A GB 1300585 A GB1300585 A GB 1300585A GB 58689/69 A GB58689/69 A GB 58689/69A GB 5868969 A GB5868969 A GB 5868969A GB 1300585 A GB1300585 A GB 1300585A
Authority
GB
United Kingdom
Prior art keywords
pulse
aperture
particle
cell
analyzer
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
GB58689/69A
Other languages
English (en)
Inventor
Wolfgang Dittrich
Wolfgang Goehde
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1300585A publication Critical patent/GB1300585A/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
    • 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
    • G01N15/1484—Optical investigation techniques, e.g. flow cytometry microstructural devices
    • 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
    • G01N15/1456—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals
    • G01N15/1459—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals the analysis being performed on a sample stream
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
    • G06M1/00—Design features of general application
    • G06M1/08—Design features of general application for actuating the drive
    • G06M1/10—Design features of general application for actuating the drive by electric or magnetic means
    • G06M1/101—Design features of general application for actuating the drive by electric or magnetic means by electro-optical means
    • 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
    • G01N2015/1486—Counting the particles
    • 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
    • G01N2015/1493—Particle size

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Theoretical Computer Science (AREA)
  • Engineering & Computer Science (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Measuring Cells (AREA)
GB58689/69A 1968-12-18 1969-12-18 Automatic measuring and counting device for particles in a dispersion Expired GB1300585A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1815352A DE1815352C3 (de) 1968-12-18 1968-12-18 Automatisches MeB- und Zählgerät für die Teilchen einer Dispersion

Publications (1)

Publication Number Publication Date
GB1300585A true GB1300585A (en) 1972-12-20

Family

ID=5716579

Family Applications (1)

Application Number Title Priority Date Filing Date
GB58689/69A Expired GB1300585A (en) 1968-12-18 1969-12-18 Automatic measuring and counting device for particles in a dispersion

Country Status (7)

Country Link
US (1) US3761187A (https=)
CH (1) CH501277A (https=)
DE (1) DE1815352C3 (https=)
FR (1) FR2026409A1 (https=)
GB (1) GB1300585A (https=)
NL (1) NL159501B (https=)
SE (1) SE364365B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9691144B2 (en) 2013-01-28 2017-06-27 C-Feed As System and method for counting zooplankton

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1919628C3 (de) * 1969-04-18 1975-04-10 Wolfgang Prof. Dr. Dittrich Anordnung zum automatischen Zählen und/oder Klassifizieren von in einem strömungsfähigen Medium dispergierten Teilchen
DE2656654C3 (de) * 1976-12-14 1981-02-12 Max-Planck-Gesellschaft Zur Foerderung Der Wissenschaftense.V., 3400 Goettingen Vorrichtung zur Messung des Volumens und bestimmter optischer Eigenschaften von Partikeln
DE2709399C3 (de) * 1977-03-04 1980-07-24 Goehde, Wolfgang, Dr., 4400 Muenster Einrichtung zum Messen von Zelleigenschaften
DE3603905A1 (de) * 1985-02-08 1986-08-14 Omron Tateisi Electronics Co., Kyoto Durchfluss-teilchenanalysator und durchflusszelle fuer diesen
DE3718407A1 (de) * 1987-06-02 1988-12-22 Hund Helmut Gmbh Anordnung fuer die optische analyse von partikelpopulationen in gasen und fluessigkeiten
US6254828B1 (en) * 1991-04-29 2001-07-03 Lacount Robert B. Fluid cell substance analysis and calibration methods
EP1562035B1 (en) 1997-01-31 2017-01-25 Xy, Llc Optical apparatus and method
US6149867A (en) 1997-12-31 2000-11-21 Xy, Inc. Sheath fluids and collection systems for sex-specific cytometer sorting of sperm
US6071689A (en) 1997-12-31 2000-06-06 Xy, Inc. System for improving yield of sexed embryos in mammals
US7208265B1 (en) 1999-11-24 2007-04-24 Xy, Inc. Method of cryopreserving selected sperm cells
AU2002237689B2 (en) 2000-11-29 2008-01-10 Xy, Llc. System to separate frozen-thawed spermatozoa into X-chromosome bearing and Y-chromosome bearing populations
US7713687B2 (en) 2000-11-29 2010-05-11 Xy, Inc. System to separate frozen-thawed spermatozoa into x-chromosome bearing and y-chromosome bearing populations
US8486618B2 (en) 2002-08-01 2013-07-16 Xy, Llc Heterogeneous inseminate system
CN1674780A (zh) 2002-08-01 2005-09-28 Xy公司 低压精子分离系统
US7855078B2 (en) 2002-08-15 2010-12-21 Xy, Llc High resolution flow cytometer
US7169548B2 (en) 2002-09-13 2007-01-30 Xy, Inc. Sperm cell processing and preservation systems
EP2305173B1 (en) 2003-03-28 2016-05-11 Inguran, LLC Apparatus and methods for providing sorted particles
WO2004104178A2 (en) 2003-05-15 2004-12-02 Xy, Inc. Efficient haploid cell sorting for flow cytometer systems
JP2007537727A (ja) 2004-03-29 2007-12-27 モンサント テクノロジー エルエルシー 受精で用いられる精子分散液
MX2007000888A (es) 2004-07-22 2007-04-02 Monsanto Technology Llc Procedimiento para enriquecer una poblacion de celulas de esperma.
BRPI0914919A2 (pt) 2008-06-30 2015-08-25 Microbix Biosystems Inc Método para selecionar um primeiro grupo de células de uma população de células e aparelho. Sistema, método e processo para detectar e alterar seletivamente uma subpopulação de células desejada em uma população de células de espécime.
US8665439B2 (en) 2009-06-30 2014-03-04 Microbix Biosystems, Inc. Method and apparatus for limiting effects of refraction in cytometry
US9134301B2 (en) 2010-11-22 2015-09-15 Bio-Rad Laboratories, Inc. Sorting of adherent cells by selective transformation of labels
CA2991625A1 (en) 2011-02-15 2012-08-23 Microbix Biosystems Inc. Methods, systems, and apparatus for performing flow cytometry
GB201315196D0 (en) 2013-08-23 2013-10-09 Univ Dresden Tech Apparatus and method for determining the mechanical properties of cells
DE102017008946A1 (de) 2017-09-23 2019-03-28 Universität Greifswald Verfahren zum Verformen von deformierbaren Körpern und Vorrichtungen dazu
JP7457710B2 (ja) 2018-08-24 2024-03-28 デジタル ハーモニック エルエルシー 時間にわたる生体細胞及び生体組織の振動スペクトルを測定するシステム及び方法
CA3182992A1 (fr) * 2020-06-23 2021-12-30 Ahmad AL FARRA Dispositif et procede de detection du seuil de floculation d'un milieu colloidal, notamment un milieu comprenant des asphaltenes, par addition de solvant aliphatique
US12607562B2 (en) 2024-05-10 2026-04-21 Digital Harmonic Llc System and method for measuring, storing, collating, and displaying vibrational spectra of living cells and tissue using digital comparative precision noise reduction

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3079505A (en) * 1960-08-26 1963-02-26 Charles E Weir High-pressure optical cell
US3307447A (en) * 1963-11-04 1967-03-07 Beckman Instruments Inc Fluid cell with jet inlet directed toward window
US3515491A (en) * 1966-10-27 1970-06-02 Gilford Instr Labor Inc Fluid sample flow cell
US3614243A (en) * 1969-08-01 1971-10-19 Reno A Del Ben Variable path-length gas cell

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9691144B2 (en) 2013-01-28 2017-06-27 C-Feed As System and method for counting zooplankton

Also Published As

Publication number Publication date
DE1815352B2 (de) 1974-07-25
SE364365B (https=) 1974-02-18
CH501277A (de) 1970-12-31
US3761187A (en) 1973-09-25
FR2026409A1 (https=) 1970-10-18
NL6915881A (https=) 1970-06-22
DE1815352C3 (de) 1975-03-20
DE1815352A1 (de) 1971-01-14
NL159501B (nl) 1979-02-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years