DE60034034D1 - Leitendes material enthaltende vorrichtung und anwendungsverfahren zur untersuchung und bestimmung von teilchen - Google Patents
Leitendes material enthaltende vorrichtung und anwendungsverfahren zur untersuchung und bestimmung von teilchenInfo
- Publication number
- DE60034034D1 DE60034034D1 DE60034034T DE60034034T DE60034034D1 DE 60034034 D1 DE60034034 D1 DE 60034034D1 DE 60034034 T DE60034034 T DE 60034034T DE 60034034 T DE60034034 T DE 60034034T DE 60034034 D1 DE60034034 D1 DE 60034034D1
- Authority
- DE
- Germany
- Prior art keywords
- studying
- conductive material
- determining particles
- particles
- determining
- 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 - Fee Related
Links
- 239000004020 conductor Substances 0.000 title 1
- 239000002245 particle Substances 0.000 title 1
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
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)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US320496 | 1999-05-26 | ||
US09/320,496 US6259242B1 (en) | 1999-05-26 | 1999-05-26 | Apparatus incorporating a sensing conduit in conductive material and method of use thereof for sensing and characterizing particles |
PCT/US2000/013226 WO2000073767A1 (en) | 1999-05-26 | 2000-05-15 | Apparatus incorporating a sensing conduit in conductive material and method of use thereof for sensing and characterizing particles |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60034034D1 true DE60034034D1 (de) | 2007-05-03 |
DE60034034T2 DE60034034T2 (de) | 2007-12-06 |
Family
ID=23246689
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60034034T Expired - Fee Related DE60034034T2 (de) | 1999-05-26 | 2000-05-15 | Leitendes material enthaltende vorrichtung und anwendungsverfahren zur untersuchung und bestimmung von teilchen |
Country Status (5)
Country | Link |
---|---|
US (1) | US6259242B1 (de) |
EP (1) | EP1183519B1 (de) |
JP (1) | JP4383012B2 (de) |
DE (1) | DE60034034T2 (de) |
WO (1) | WO2000073767A1 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19735066C1 (de) * | 1997-08-13 | 1999-01-28 | Hydac Filtertechnik Gmbh | Auswerteverfahren für einen Partikelzähler und Vorrichtung zum Durchführen des Verfahrens |
US6624621B2 (en) * | 2000-04-03 | 2003-09-23 | Howard L. North, Jr. | Particle counter volume sensor |
US6744245B2 (en) * | 2001-07-27 | 2004-06-01 | Coulter International Corp. | Particle count correction method and apparatus |
US7797990B2 (en) * | 2002-06-11 | 2010-09-21 | Chempaq A/S | Disposable cartridge for characterizing particles suspended in a liquid |
USRE49221E1 (en) | 2002-06-14 | 2022-09-27 | Parker Intangibles, Llc | Single-use manifolds for automated, aseptic handling of solutions in bioprocessing applications |
US20040069638A1 (en) * | 2002-09-30 | 2004-04-15 | The Regents Of The University Of California | Electrophoretic/electrochemical devices with nanometer-scale metallic components |
CN101010556B (zh) * | 2004-09-06 | 2011-08-31 | 创新设计技术株式会社 | 冷却水循环装置及其水垢去除方法 |
US7857506B2 (en) * | 2005-12-05 | 2010-12-28 | Sencal Llc | Disposable, pre-calibrated, pre-validated sensors for use in bio-processing applications |
CN101165485B (zh) * | 2006-10-18 | 2012-09-19 | 深圳迈瑞生物医疗电子股份有限公司 | 一种血液细胞检测的装置及其微孔传感器组件 |
CN101173887B (zh) * | 2006-11-02 | 2011-04-06 | 深圳迈瑞生物医疗电子股份有限公司 | 鞘流阻抗法粒子分析仪 |
US7656146B2 (en) * | 2006-11-02 | 2010-02-02 | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | Particle analyzer based on sheath flow impedance method |
US20100295565A1 (en) * | 2008-01-09 | 2010-11-25 | Diraction, Llc | Automated phase separation and fuel quality sensor |
WO2010124202A1 (en) * | 2009-04-24 | 2010-10-28 | Beckman Coulter, Inc. | Method of characterizing particles |
GB2477287B (en) * | 2010-01-27 | 2012-02-15 | Izon Science Ltd | Control of particle flow in an aperture |
CN103797359B (zh) * | 2011-07-20 | 2016-06-01 | 奥普特克-丹奴拉特有限责任公司 | 用于测量液体介质的电导率的装置 |
US9423336B2 (en) | 2013-01-24 | 2016-08-23 | Beckman Coulter, Inc. | Systems and methods for particle sensing and characterization |
JP6208487B2 (ja) | 2013-07-22 | 2017-10-04 | 日本光電工業株式会社 | 血液測定装置 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2656508A (en) | 1949-08-27 | 1953-10-20 | Wallace H Coulter | Means for counting particles suspended in a fluid |
BE562451A (de) | 1956-05-09 | |||
NL240601A (de) | 1958-12-29 | |||
US3259842A (en) | 1959-08-19 | 1966-07-05 | Coulter Electronics | Particle analyzing device |
US3502974A (en) | 1966-05-23 | 1970-03-24 | Coulter Electronics | Signal modulated apparatus for generating and detecting resistive and reactive changes in a modulated current path for particle classification and analysis |
NL129608C (de) * | 1967-07-31 | |||
US3810010A (en) | 1968-11-02 | 1974-05-07 | Telefunken Patent | Particle analysis method and apparatus wherein liquid containing particles is sucked into a constricted flow path |
US3771058A (en) | 1971-04-05 | 1973-11-06 | Coulter Electronics | Scanner element for coulter particle apparatus |
US3949198A (en) | 1972-03-27 | 1976-04-06 | Coulter Electronics, Inc. | Methods and apparatuses for correcting coincidence count inaccuracies in a coulter type of particle analyzer |
US3902115A (en) | 1973-09-26 | 1975-08-26 | Coulter Electronics | Self-cleaning aperture tube for coulter study apparatus and electrolyte supply system therefor |
CH614781A5 (de) | 1977-06-27 | 1979-12-14 | Contraves Ag | |
US4284496A (en) * | 1979-12-10 | 1981-08-18 | Newton William A | Particle guiding apparatus and method |
US4438390A (en) * | 1981-03-23 | 1984-03-20 | Coulter Electronics, Inc. | Tandem sensing zones for improved signal-to-noise ratio in particle analyzer |
US4420720A (en) * | 1981-06-29 | 1983-12-13 | Coulter Electronics, Inc. | Field focused particle sensing zone |
GB2177804A (en) | 1985-05-31 | 1987-01-28 | Coulter Electronics | Analysing and editing electrical pulses |
DE19601054C1 (de) * | 1996-01-05 | 1997-04-10 | Inst Bioprozess Analysenmesst | Verfahren und Vorrichtung zur Bestimmung von Parametern von Partikeln in Elektrolyten |
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 |
US6111398A (en) * | 1997-07-03 | 2000-08-29 | Coulter International Corp. | Method and apparatus for sensing and characterizing particles |
-
1999
- 1999-05-26 US US09/320,496 patent/US6259242B1/en not_active Expired - Lifetime
-
2000
- 2000-05-15 DE DE60034034T patent/DE60034034T2/de not_active Expired - Fee Related
- 2000-05-15 WO PCT/US2000/013226 patent/WO2000073767A1/en active IP Right Grant
- 2000-05-15 JP JP2001500842A patent/JP4383012B2/ja not_active Expired - Fee Related
- 2000-05-15 EP EP00930718A patent/EP1183519B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1183519A1 (de) | 2002-03-06 |
EP1183519B1 (de) | 2007-03-21 |
US6259242B1 (en) | 2001-07-10 |
JP4383012B2 (ja) | 2009-12-16 |
JP2003501621A (ja) | 2003-01-14 |
WO2000073767A1 (en) | 2000-12-07 |
DE60034034T2 (de) | 2007-12-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: BECKMAN COULTER, INC., BREA, CALIF., US |
|
8339 | Ceased/non-payment of the annual fee |