IT1008026B - EQUIPMENT FOR THE COUNTING OF BIOLOGICAL PARTICLES - Google Patents

EQUIPMENT FOR THE COUNTING OF BIOLOGICAL PARTICLES

Info

Publication number
IT1008026B
IT1008026B IT51923/73A IT5192373A IT1008026B IT 1008026 B IT1008026 B IT 1008026B IT 51923/73 A IT51923/73 A IT 51923/73A IT 5192373 A IT5192373 A IT 5192373A IT 1008026 B IT1008026 B IT 1008026B
Authority
IT
Italy
Prior art keywords
counting
equipment
biological particles
biological
particles
Prior art date
Application number
IT51923/73A
Other languages
Italian (it)
Original Assignee
Meric J
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 Meric J filed Critical Meric J
Application granted granted Critical
Publication of IT1008026B publication Critical patent/IT1008026B/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
    • G06M11/00—Counting of objects distributed at random, e.g. on a surface
    • 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
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G01N15/0211—Investigating a scatter or diffraction pattern
    • 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 Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
IT51923/73A 1972-08-10 1973-08-09 EQUIPMENT FOR THE COUNTING OF BIOLOGICAL PARTICLES IT1008026B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7228858A FR2195907A5 (en) 1972-08-10 1972-08-10

Publications (1)

Publication Number Publication Date
IT1008026B true IT1008026B (en) 1976-11-10

Family

ID=9103117

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51923/73A IT1008026B (en) 1972-08-10 1973-08-09 EQUIPMENT FOR THE COUNTING OF BIOLOGICAL PARTICLES

Country Status (9)

Country Link
US (1) US3830569A (en)
JP (1) JPS49125097A (en)
BE (1) BE803075A (en)
DE (1) DE2340252A1 (en)
ES (1) ES417763A1 (en)
FR (1) FR2195907A5 (en)
GB (1) GB1400640A (en)
IT (1) IT1008026B (en)
NL (1) NL7310960A (en)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2409273A1 (en) * 1974-02-27 1975-09-04 Behringwerke Ag METHOD AND DEVICE FOR MEASURING ANTIGEN-ANTIBODY REACTIONS
US3923397A (en) * 1974-05-29 1975-12-02 Dolive Stephen E Hematocrit measuring method
US3930726A (en) * 1974-05-29 1976-01-06 Reginald C. Shuck System for measuring volumetric ratios of liquid suspended solids
US4052600A (en) * 1975-01-06 1977-10-04 Leeds & Northrup Company Measurement of statistical parameters of a distribution of suspended particles
US4139303A (en) * 1977-01-21 1979-02-13 The Board Of Regents Of The University Of Washington Adaptive coherent optical processing method and apparatus for recognizing and counting objects
US4303336A (en) * 1978-08-28 1981-12-01 Baxter Travenol Laboratories, Inc. Method and apparatus for making a rapid measurement of the hematocrit of blood
US4577964A (en) * 1978-09-06 1986-03-25 Ortho Diagnostics, Inc. Apparatus and method for detecting platelets in whole blood
FR2445523A1 (en) * 1978-12-28 1980-07-25 Sable Sarl Testing clarity of water by evaluating suspended tiny particles - which diffract laser beam to give flux measured by photoelectric cells
DE2964764D1 (en) * 1978-12-28 1983-03-17 Omnium Assainissement Method of measuring the volume of suspended matter in a liquid with special application to the automatic determination of the quality of water
US4274741A (en) * 1979-09-26 1981-06-23 Compagnie Industrielle Des Lasers Device for determining the granulometric composition of a mixture of particles by diffraction of light
US4412004A (en) * 1981-06-26 1983-10-25 Technicon Instruments Corporation Method for treating red blood cells to effect sphering and reagent therefor
FR2521294A1 (en) * 1982-02-05 1983-08-12 Bajard Jean GLOBAL INTERFERENTIAL GRANULOMETRY METHOD APPLICABLE IN PARTICULAR TO POLYDISPERSE BIOLOGICAL PARTICLES
US4441816A (en) * 1982-03-25 1984-04-10 The United States Of America As Represented By The United States Department Of Energy Optical double-slit particle measuring system
US4522494A (en) * 1982-07-07 1985-06-11 The United States Of America As Represented By The Department Of Health And Human Services Non-invasive optical assessment of platelet viability
DE3575470D1 (en) * 1985-06-07 1990-02-22 Fritsch Gmbh DEVICE FOR DETERMINING GRAIN SIZES.
JPS63215942A (en) * 1987-03-04 1988-09-08 Natl Aerospace Lab Photoelectric conversion sensor for measuring particle size distribution
KR970007077B1 (en) * 1987-03-13 1997-05-02 코울터 일렉트로닉스 인커퍼레이티드 Multi-Partial Identification Method Using Light Scattering Technique
US5331958A (en) * 1992-03-31 1994-07-26 University Of Manitoba Spectrophotometric blood analysis
JP3375203B2 (en) * 1994-08-08 2003-02-10 シスメックス株式会社 Cell analyzer
US5601080A (en) * 1994-12-28 1997-02-11 Coretech Medical Technologies Corporation Spectrophotometric blood analysis
JP3285309B2 (en) * 1996-03-26 2002-05-27 株式会社堀場製作所 Photo detector
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
US6041246A (en) 1997-10-14 2000-03-21 Transonic Systems, Inc. Single light sensor optical probe for monitoring blood parameters and cardiovascular measurements
US6718190B2 (en) * 1997-10-14 2004-04-06 Transonic Systems, Inc. Sensor calibration and blood volume determination
US8071051B2 (en) * 2004-05-14 2011-12-06 Honeywell International Inc. Portable sample analyzer cartridge
WO2011072396A1 (en) 2009-12-18 2011-06-23 Fpinnovations An on-line macrocontaminant analyser and method
JP5533055B2 (en) 2010-03-10 2014-06-25 ソニー株式会社 Optical measuring apparatus and optical measuring method
EP2972203A1 (en) * 2013-03-15 2016-01-20 Beckman Coulter, Inc. Radiated light filtering for a flow cytometer
CN103487362B (en) * 2013-10-16 2015-09-23 中国工程物理研究院激光聚变研究中心 A kind of laser particle measurement probe
CN107941662B (en) * 2017-11-10 2020-01-21 吉林大学 Device and method for detecting distribution of particles in flame by using intense field laser
CN110542686A (en) * 2019-09-30 2019-12-06 广东牧玛生命科技有限公司 A multifunctional analytical instrument
US12345638B2 (en) * 2019-11-22 2025-07-01 Ams Ag Optical particle counter for air quality assessment
CN119880716B (en) * 2025-03-27 2025-06-24 烟台格藻生物科技有限公司 Cell number measurement methods for bioinformatics

Also Published As

Publication number Publication date
BE803075A (en) 1973-11-16
US3830569A (en) 1974-08-20
NL7310960A (en) 1974-02-12
JPS49125097A (en) 1974-11-29
FR2195907A5 (en) 1974-03-08
DE2340252A1 (en) 1974-02-21
ES417763A1 (en) 1976-02-16
GB1400640A (en) 1975-07-16

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