DK0844475T3 - Apparat til bestemmelse af partikelstörrelse - Google Patents

Apparat til bestemmelse af partikelstörrelse

Info

Publication number
DK0844475T3
DK0844475T3 DK97309373T DK97309373T DK0844475T3 DK 0844475 T3 DK0844475 T3 DK 0844475T3 DK 97309373 T DK97309373 T DK 97309373T DK 97309373 T DK97309373 T DK 97309373T DK 0844475 T3 DK0844475 T3 DK 0844475T3
Authority
DK
Denmark
Prior art keywords
orifice
fluid
size
particle
particle size
Prior art date
Application number
DK97309373T
Other languages
English (en)
Inventor
Michael Anthony Wood
Original Assignee
Microbial Systems Ltd
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 Microbial Systems Ltd filed Critical Microbial Systems Ltd
Application granted granted Critical
Publication of DK0844475T3 publication Critical patent/DK0844475T3/da

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
    • G01N15/13—Details pertaining to apertures
    • 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
    • G01N2015/137—Cleaning
    • 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
    • G01N2015/138—Detecting blocking debris

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Seeds, Soups, And Other Foods (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Sampling And Sample Adjustment (AREA)
DK97309373T 1996-11-20 1997-11-20 Apparat til bestemmelse af partikelstörrelse DK0844475T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9624096.5A GB9624096D0 (en) 1996-11-20 1996-11-20 Apparatus and method of use thereof
US08/754,823 US6389912B1 (en) 1996-11-20 1996-11-21 Particle sizing apparatus and method of use thereof

Publications (1)

Publication Number Publication Date
DK0844475T3 true DK0844475T3 (da) 2007-05-21

Family

ID=26310434

Family Applications (1)

Application Number Title Priority Date Filing Date
DK97309373T DK0844475T3 (da) 1996-11-20 1997-11-20 Apparat til bestemmelse af partikelstörrelse

Country Status (7)

Country Link
US (1) US6389912B1 (da)
EP (1) EP0844475B1 (da)
AT (1) ATE352031T1 (da)
DE (1) DE69737255T2 (da)
DK (1) DK0844475T3 (da)
ES (1) ES2284178T3 (da)
GB (2) GB9624096D0 (da)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
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GB9624096D0 (en) 1996-11-20 1997-01-08 Microbial Systems Ltd Apparatus and method of use thereof
US6418802B1 (en) * 1996-11-21 2002-07-16 Michael Anthony Wood Particle sizing apparatus and method of use thereof
GB9810493D0 (en) * 1998-05-16 1998-07-15 Microbial Systems Ltd Particle detector system
DE60040915D1 (de) 1999-08-06 2009-01-08 Chempaq As Teilchenbestimmungsvorrichtung
US6864979B2 (en) * 2000-12-08 2005-03-08 Horiba, Ltd Particle size distribution measuring apparatus
ATE443252T1 (de) * 2001-11-30 2009-10-15 Sysmex Corp Teilchenanalysator
WO2003104771A1 (en) * 2002-06-01 2003-12-18 Chempaq A/S Lysing reagent, cartridge and automatic electronic cell counter for simultaneous enumeration of different types of white blood cells
JP4359452B2 (ja) * 2003-06-26 2009-11-04 シスメックス株式会社 試料分析装置
EP1528387A3 (en) * 2003-10-27 2006-05-24 Leister Process Technologies Method for discrimination of particles in a flow cytometer
CA2855108A1 (en) 2005-02-10 2006-08-17 Koninklijke Philips Electronics N.V. Dual sample cartridge and method for characterizing particles in liquid
EP1891413B1 (en) 2005-02-10 2018-01-24 Koninklijke Philips N.V. Dual sample cartridge and method for characterizing particle in liquid
KR101637140B1 (ko) 2005-05-09 2016-07-06 테라노스, 인코포레이티드 현장진료 유체 시스템 및 그 용도
US11287421B2 (en) 2006-03-24 2022-03-29 Labrador Diagnostics Llc Systems and methods of sample processing and fluid control in a fluidic system
US8007999B2 (en) 2006-05-10 2011-08-30 Theranos, Inc. Real-time detection of influenza virus
US8012744B2 (en) 2006-10-13 2011-09-06 Theranos, Inc. Reducing optical interference in a fluidic device
US20080113391A1 (en) 2006-11-14 2008-05-15 Ian Gibbons Detection and quantification of analytes in bodily fluids
US8158430B1 (en) 2007-08-06 2012-04-17 Theranos, Inc. Systems and methods of fluidic sample processing
CA3138078C (en) 2007-10-02 2024-02-13 Labrador Diagnostics Llc Modular point-of-care devices and uses thereof
US8146407B2 (en) * 2008-06-20 2012-04-03 Beckman Coulter, Inc. Particle counter with electronic detection of aperture blockage
EP3859746B1 (en) 2009-10-19 2024-10-16 Labrador Diagnostics LLC Integrated health data capture and analysis system
CN105092454B (zh) * 2010-12-28 2018-05-01 深圳迈瑞生物医疗电子股份有限公司 计数器及流式细胞分析仪
MX349288B (es) 2011-01-21 2017-07-21 Theranos Inc Sistemas y metodos para maximizacion de uso de muestras.
US9459194B2 (en) 2013-03-14 2016-10-04 Cardio Metrix Apparatuses, processes, and systems for measuring particle size distribution and concentration
CA3116447A1 (en) 2018-10-18 2020-04-23 Cellfacts Analytics Limited A method and apparatus for monitoring microbial contaminants in an industrial process
CN111257204B (zh) * 2018-11-30 2021-11-23 深圳市帝迈生物技术有限公司 用于样本分析仪的微孔堵塞的侦测方法及样本分析仪
CN114543957B (zh) * 2020-11-26 2024-08-16 梅特勒-托利多(常州)测量技术有限公司 检测信号的实时处理方法及检测器
CN112683949B (zh) * 2020-11-30 2023-09-19 深圳市科曼医疗设备有限公司 一种宝石孔堵塞的检测方法、系统及存储介质
CN115931038A (zh) * 2022-12-23 2023-04-07 深圳市科曼医疗设备有限公司 一种识别堵孔的方法及样本分析仪

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GB9624096D0 (en) 1996-11-20 1997-01-08 Microbial Systems Ltd Apparatus and method of use thereof

Also Published As

Publication number Publication date
ATE352031T1 (de) 2007-02-15
ES2284178T3 (es) 2007-11-01
DE69737255T2 (de) 2007-10-31
DE69737255D1 (de) 2007-03-08
EP0844475A2 (en) 1998-05-27
GB9624096D0 (en) 1997-01-08
EP0844475A3 (en) 1999-12-08
GB2319618A (en) 1998-05-27
GB9724611D0 (en) 1998-01-21
US6389912B1 (en) 2002-05-21
EP0844475B1 (en) 2007-01-17
GB2319618B (en) 2000-08-23

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