ATE404269T1 - Verfahren und vorrichtung zur magnetischen trennung - Google Patents

Verfahren und vorrichtung zur magnetischen trennung

Info

Publication number
ATE404269T1
ATE404269T1 AT99960615T AT99960615T ATE404269T1 AT E404269 T1 ATE404269 T1 AT E404269T1 AT 99960615 T AT99960615 T AT 99960615T AT 99960615 T AT99960615 T AT 99960615T AT E404269 T1 ATE404269 T1 AT E404269T1
Authority
AT
Austria
Prior art keywords
chamber
transparent collection
collection wall
biological substances
wall
Prior art date
Application number
AT99960615T
Other languages
English (en)
Inventor
Leon Terstappen
Original Assignee
Immunivest Corp
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
Priority claimed from US09/201,603 external-priority patent/US6136182A/en
Application filed by Immunivest Corp filed Critical Immunivest Corp
Application granted granted Critical
Publication of ATE404269T1 publication Critical patent/ATE404269T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/02—Magnetic separation acting directly on the substance being separated
    • B03C1/28—Magnetic plugs and dipsticks
    • B03C1/288—Magnetic plugs and dipsticks disposed at the outer circumference of a recipient
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
    • G01N33/54313—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals the carrier being characterised by its particulate form
    • G01N33/54326—Magnetic particles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/569—Immunoassay; Biospecific binding assay; Materials therefor for microorganisms, e.g. protozoa, bacteria, viruses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C2201/00—Details of magnetic or electrostatic separation
    • B03C2201/18—Magnetic separation whereby the particles are suspended in a liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C2201/00—Details of magnetic or electrostatic separation
    • B03C2201/26—Details of magnetic or electrostatic separation for use in medical or biological applications

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Hematology (AREA)
  • Urology & Nephrology (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Cell Biology (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Biotechnology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Microbiology (AREA)
  • Pathology (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Virology (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Water Treatment By Sorption (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Suspension Of Electric Lines Or Cables (AREA)
AT99960615T 1998-11-30 1999-11-30 Verfahren und vorrichtung zur magnetischen trennung ATE404269T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11028098P 1998-11-30 1998-11-30
US09/201,603 US6136182A (en) 1996-06-07 1998-11-30 Magnetic devices and sample chambers for examination and manipulation of cells

Publications (1)

Publication Number Publication Date
ATE404269T1 true ATE404269T1 (de) 2008-08-15

Family

ID=26807877

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99960615T ATE404269T1 (de) 1998-11-30 1999-11-30 Verfahren und vorrichtung zur magnetischen trennung

Country Status (10)

Country Link
EP (1) EP1144073B1 (de)
JP (1) JP4409096B2 (de)
AT (1) ATE404269T1 (de)
AU (1) AU1747500A (de)
CA (1) CA2352064C (de)
DE (1) DE69939332D1 (de)
DK (1) DK1144073T3 (de)
ES (1) ES2313800T3 (de)
PT (1) PT1144073E (de)
WO (1) WO2000032293A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK1311820T3 (en) * 2000-07-14 2015-04-07 Janssen Diagnostics Llc Increased separation efficiency via a controlled aggregation of magnetic nanoparticles
JP4797233B2 (ja) * 2000-09-25 2011-10-19 パナソニック株式会社 小型試料濃度測定装置
CN1502089A (zh) * 2001-01-05 2004-06-02 对象成像的设备和方法
US9435799B2 (en) * 2002-07-31 2016-09-06 Janssen Diagnostics, Inc. Methods and reagents for improved selection of biological materials
WO2007085300A1 (en) * 2006-01-26 2007-08-02 Ecole Polytechnique Federale De Lausanne (Epfl) Magnetic bead retention apparatus and method
US20090311734A1 (en) * 2006-05-12 2009-12-17 Jan Greve Laser Illumination System in Fluorescent Microscopy
EP3059583B1 (de) * 2007-03-06 2019-05-15 Koninklijke Philips N.V. Elektromagnetisches system für biosensoren
US8569077B2 (en) * 2008-05-19 2013-10-29 Veridex, Llc Imaging of immunomagnetically enriched rare cells
BRPI0914098A2 (pt) * 2008-10-16 2015-11-17 Koninkl Philips Electronics Nv biosensor
CN102216780A (zh) * 2008-11-19 2011-10-12 皇家飞利浦电子股份有限公司 用于致动磁性粒子的生物传感器系统
CN102713640B (zh) 2009-06-10 2015-09-16 辛温尼奥生物系统公司 鞘流装置和方法
CN103608116B (zh) * 2011-06-15 2017-05-24 皇家飞利浦有限公司 对生物样本组分的处理
EP2676734A1 (de) * 2012-06-19 2013-12-25 Siemens Aktiengesellschaft Vorrichtung zum Abtrennen magnetischer und/oder magnetisierbarer Partikel von einer Suspension und deren Verwendung
JP2020144054A (ja) 2019-03-07 2020-09-10 学校法人昭和大学 末梢血循環癌細胞の検出方法及び検出装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989011324A1 (fr) * 1988-05-25 1989-11-30 Ukrainsky Institut Inzhenerov Vodnogo Khozyaistva Dispositif pour separer des materiaux ferromagnetiques contenus dans des milieux fluides
ES2067018T3 (es) * 1988-12-28 1995-03-16 Stefan Miltenyi Procedimiento y materiales para la separacion en alto gradiente magnetico de materiales biologicos.
US5541072A (en) * 1994-04-18 1996-07-30 Immunivest Corporation Method for magnetic separation featuring magnetic particles in a multi-phase system
WO1994011078A1 (en) * 1992-11-16 1994-05-26 Immunivest Corporation Magnetic immobilization and manipulation of biological entities
JP3996644B2 (ja) * 1996-06-07 2007-10-24 イムニベスト・コーポレイション 外部及び内部勾配を有する磁気分離

Also Published As

Publication number Publication date
PT1144073E (pt) 2008-11-21
JP4409096B2 (ja) 2010-02-03
ES2313800T3 (es) 2009-03-01
AU1747500A (en) 2000-06-19
CA2352064C (en) 2007-03-27
EP1144073A1 (de) 2001-10-17
JP2002531811A (ja) 2002-09-24
WO2000032293A1 (en) 2000-06-08
EP1144073B1 (de) 2008-08-13
DK1144073T3 (da) 2008-12-15
CA2352064A1 (en) 2000-06-08
DE69939332D1 (de) 2008-09-25
EP1144073A4 (de) 2004-07-14

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