DE69727493D1 - Vorrichtung zum nachweisen von verschmutzungen - Google Patents

Vorrichtung zum nachweisen von verschmutzungen

Info

Publication number
DE69727493D1
DE69727493D1 DE69727493T DE69727493T DE69727493D1 DE 69727493 D1 DE69727493 D1 DE 69727493D1 DE 69727493 T DE69727493 T DE 69727493T DE 69727493 T DE69727493 T DE 69727493T DE 69727493 D1 DE69727493 D1 DE 69727493D1
Authority
DE
Germany
Prior art keywords
light
liquid sample
contaminant
measured
liquid
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 - Lifetime
Application number
DE69727493T
Other languages
English (en)
Other versions
DE69727493T2 (de
Inventor
Dennis Briggs
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.)
Therakos Inc
Original Assignee
Therakos Inc
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 Therakos Inc filed Critical Therakos Inc
Application granted granted Critical
Publication of DE69727493D1 publication Critical patent/DE69727493D1/de
Publication of DE69727493T2 publication Critical patent/DE69727493T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/33Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Optical Measuring Cells (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
DE69727493T 1996-11-22 1997-11-21 Vorrichtung zum nachweisen von verschmutzungen Expired - Lifetime DE69727493T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US3164996P 1996-11-22 1996-11-22
US31649P 1996-11-22
PCT/US1997/021266 WO1998022798A2 (en) 1996-11-22 1997-11-21 Contaminant detector

Publications (2)

Publication Number Publication Date
DE69727493D1 true DE69727493D1 (de) 2004-03-11
DE69727493T2 DE69727493T2 (de) 2005-01-05

Family

ID=21860655

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69735175T Expired - Lifetime DE69735175T2 (de) 1996-11-22 1997-11-21 Vorrichtung zum Nachweis von Verschmutzungen
DE69727493T Expired - Lifetime DE69727493T2 (de) 1996-11-22 1997-11-21 Vorrichtung zum nachweisen von verschmutzungen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69735175T Expired - Lifetime DE69735175T2 (de) 1996-11-22 1997-11-21 Vorrichtung zum Nachweis von Verschmutzungen

Country Status (10)

Country Link
US (1) US6069687A (de)
EP (2) EP0939892B1 (de)
JP (1) JP4346686B2 (de)
AT (2) ATE317114T1 (de)
AU (1) AU5264798A (de)
BR (1) BR9713284A (de)
CA (1) CA2272365C (de)
DE (2) DE69735175T2 (de)
IL (1) IL129959A (de)
WO (1) WO1998022798A2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030157073A1 (en) * 2001-11-29 2003-08-21 Peritt David L. Methods for pretreating a subject with apoptotic cells
US7671974B2 (en) * 2003-10-29 2010-03-02 Chf Solutions Inc. Cuvette apparatus and system for measuring optical properties of a liquid such as blood
CN101512613A (zh) * 2006-09-07 2009-08-19 西门子瑞士有限公司 涉及微粒监控器及其方法的改进
US9370324B2 (en) 2008-11-05 2016-06-21 Fresenius Medical Care Holdings, Inc. Hemodialysis patient data acquisition, management and analysis system
DE102010038428A1 (de) * 2010-07-26 2012-01-26 Endress + Hauser Conducta Gesellschaft für Mess- und Regeltechnik mbH + Co. KG Optisches Messsystem
US8517968B2 (en) 2011-02-25 2013-08-27 Fresenius Medical Care Holdings, Inc. Shrouded sensor clip assembly and blood chamber for an optical blood monitoring system
US9194792B2 (en) 2010-09-07 2015-11-24 Fresenius Medical Care Holdings, Inc. Blood chamber for an optical blood monitoring system
US8743354B2 (en) 2010-09-07 2014-06-03 Fresenius Medical Care Holdings, Inc. Shrouded sensor clip assembly and blood chamber for an optical blood monitoring system
US8328748B2 (en) * 2010-09-13 2012-12-11 Fresenius Medical Care Holdings, Inc. Off-axis blood chamber
US9173988B2 (en) 2010-11-17 2015-11-03 Fresenius Medical Care Holdings, Inc. Sensor clip assembly for an optical monitoring system
US9801993B2 (en) 2010-11-17 2017-10-31 Fresenius Medical Care Holdings, Inc. Sensor clip assembly for an optical monitoring system
USD725261S1 (en) 2012-02-24 2015-03-24 Fresenius Medical Care Holdings, Inc. Blood flow chamber
USD799031S1 (en) 2015-09-09 2017-10-03 Fresenius Medical Care Holdings, Inc. Blood flow chamber with directional arrow

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4324556A (en) * 1980-03-25 1982-04-13 The United States Of America As Represented By The Secretary Of The Navy Portable COHB analyzer
US4407295A (en) * 1980-10-16 1983-10-04 Dna Medical, Inc. Miniature physiological monitor with interchangeable sensors
JPS6350743A (ja) * 1986-08-20 1988-03-03 Hitachi Ltd 溶血のある血液試料の分析方法
US4810090A (en) * 1987-08-24 1989-03-07 Cobe Laboratories, Inc. Method and apparatus for monitoring blood components
US4775794A (en) * 1987-11-02 1988-10-04 Zenon Environmental Inc. Process and apparatus for measurement of light-absorbable components dissolved in liquids
IT220562Z2 (it) * 1990-07-17 1993-10-04 Hospal Dasco Spa Rilevatore ottico per un apparecchio di misura e monitoraggio di un liquido
US5372136A (en) * 1990-10-06 1994-12-13 Noninvasive Medical Technology Corporation System and method for noninvasive hematocrit monitoring
US5351686A (en) * 1990-10-06 1994-10-04 In-Line Diagnostics Corporation Disposable extracorporeal conduit for blood constituent monitoring
US5331958A (en) * 1992-03-31 1994-07-26 University Of Manitoba Spectrophotometric blood analysis
WO1994029722A1 (en) * 1993-06-08 1994-12-22 Chronomed, Inc. Two-phase optical assay method and apparatus
DK88893D0 (da) * 1993-07-30 1993-07-30 Radiometer As A method and an apparatus for determining the content of a constituent of blood of an individual
JP3497012B2 (ja) * 1994-11-30 2004-02-16 謙 石原 非侵襲血液分析装置
US5561065A (en) * 1994-11-14 1996-10-01 University Of Wyoming Research Corporation Method for testing earth samples for contamination by organic contaminants

Also Published As

Publication number Publication date
DE69735175T2 (de) 2006-09-21
IL129959A0 (en) 2000-02-29
EP1310784A3 (de) 2003-11-19
JP2001505996A (ja) 2001-05-08
EP0939892B1 (de) 2004-02-04
CA2272365C (en) 2007-06-05
DE69735175D1 (de) 2006-04-13
WO1998022798A3 (en) 1998-10-15
BR9713284A (pt) 1999-10-26
ATE259058T1 (de) 2004-02-15
WO1998022798A2 (en) 1998-05-28
EP0939892A2 (de) 1999-09-08
CA2272365A1 (en) 1998-05-28
DE69727493T2 (de) 2005-01-05
IL129959A (en) 2005-12-18
AU5264798A (en) 1998-06-10
EP1310784B1 (de) 2006-02-01
ATE317114T1 (de) 2006-02-15
US6069687A (en) 2000-05-30
EP1310784A2 (de) 2003-05-14
JP4346686B2 (ja) 2009-10-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: BOEHMERT & BOEHMERT, 28209 BREMEN