CA2250400A1 - Method and device for measuring reflected optical radiation - Google Patents
Method and device for measuring reflected optical radiation Download PDFInfo
- Publication number
- CA2250400A1 CA2250400A1 CA002250400A CA2250400A CA2250400A1 CA 2250400 A1 CA2250400 A1 CA 2250400A1 CA 002250400 A CA002250400 A CA 002250400A CA 2250400 A CA2250400 A CA 2250400A CA 2250400 A1 CA2250400 A1 CA 2250400A1
- Authority
- CA
- Canada
- Prior art keywords
- optical radiation
- detector
- illumination
- sampling
- optics assembly
- 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.)
- Abandoned
Links
- 230000005855 radiation Effects 0.000 title claims abstract description 155
- 230000003287 optical effect Effects 0.000 title claims abstract description 138
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000005070 sampling Methods 0.000 claims abstract description 118
- 238000003556 assay Methods 0.000 claims abstract description 98
- 238000005286 illumination Methods 0.000 claims abstract description 79
- 239000011159 matrix material Substances 0.000 claims abstract description 35
- 238000005259 measurement Methods 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims description 81
- 239000012491 analyte Substances 0.000 claims description 13
- 239000003153 chemical reaction reagent Substances 0.000 claims description 13
- 230000008859 change Effects 0.000 claims description 9
- 239000007795 chemical reaction product Substances 0.000 claims description 6
- 238000003908 quality control method Methods 0.000 claims description 6
- 238000012546 transfer Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000003384 imaging method Methods 0.000 claims 1
- 238000012360 testing method Methods 0.000 description 10
- 230000035945 sensitivity Effects 0.000 description 5
- QGDKRLQRLFUJPP-UHFFFAOYSA-N 1,2,3,5-tetrachloro-4-(2-chlorophenyl)benzene Chemical compound ClC1=CC=CC=C1C1=C(Cl)C=C(Cl)C(Cl)=C1Cl QGDKRLQRLFUJPP-UHFFFAOYSA-N 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- XLDBTRJKXLKYTC-UHFFFAOYSA-N 2,3,4,4'-tetrachlorobiphenyl Chemical compound C1=CC(Cl)=CC=C1C1=CC=C(Cl)C(Cl)=C1Cl XLDBTRJKXLKYTC-UHFFFAOYSA-N 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229920002972 Acrylic fiber Polymers 0.000 description 1
- 241000282320 Panthera leo Species 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 238000011088 calibration curve Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000002405 diagnostic procedure Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Classifications
-
- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/8483—Investigating reagent band
-
- 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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/251—Colorimeters; Construction thereof
- G01N21/253—Colorimeters; Construction thereof for batch operation, i.e. multisample apparatus
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Molecular Biology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US64222896A | 1996-04-30 | 1996-04-30 | |
| US08/642,228 | 1996-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2250400A1 true CA2250400A1 (en) | 1997-11-06 |
Family
ID=24575736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002250400A Abandoned CA2250400A1 (en) | 1996-04-30 | 1997-04-30 | Method and device for measuring reflected optical radiation |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US7492461B2 (enExample) |
| EP (1) | EP0990135A4 (enExample) |
| JP (2) | JP3984651B2 (enExample) |
| AU (1) | AU725643B2 (enExample) |
| CA (1) | CA2250400A1 (enExample) |
| WO (1) | WO1997041421A1 (enExample) |
Families Citing this family (83)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997041421A1 (en) * | 1996-04-30 | 1997-11-06 | Metrika, Inc. | Method and device for measuring reflected optical radiation |
| US6369893B1 (en) | 1998-05-19 | 2002-04-09 | Cepheid | Multi-channel optical detection system |
| US6175752B1 (en) | 1998-04-30 | 2001-01-16 | Therasense, Inc. | Analyte monitoring device and methods of use |
| US8974386B2 (en) | 1998-04-30 | 2015-03-10 | Abbott Diabetes Care Inc. | Analyte monitoring device and methods of use |
| US8480580B2 (en) | 1998-04-30 | 2013-07-09 | Abbott Diabetes Care Inc. | Analyte monitoring device and methods of use |
| US8346337B2 (en) | 1998-04-30 | 2013-01-01 | Abbott Diabetes Care Inc. | Analyte monitoring device and methods of use |
| US8688188B2 (en) | 1998-04-30 | 2014-04-01 | Abbott Diabetes Care Inc. | Analyte monitoring device and methods of use |
| US8465425B2 (en) | 1998-04-30 | 2013-06-18 | Abbott Diabetes Care Inc. | Analyte monitoring device and methods of use |
| US9066695B2 (en) | 1998-04-30 | 2015-06-30 | Abbott Diabetes Care Inc. | Analyte monitoring device and methods of use |
| US6124585A (en) * | 1998-10-27 | 2000-09-26 | Umm Electronics, Inc. | Apparatus for measuring the reflectance of strips having non-uniform color |
| NL1011147C2 (nl) * | 1999-01-27 | 2000-07-31 | Spectrostar B V | Reflectometer. |
| US6560471B1 (en) | 2001-01-02 | 2003-05-06 | Therasense, Inc. | Analyte monitoring device and methods of use |
| EP1397068A2 (en) | 2001-04-02 | 2004-03-17 | Therasense, Inc. | Blood glucose tracking apparatus and methods |
| US7004928B2 (en) | 2002-02-08 | 2006-02-28 | Rosedale Medical, Inc. | Autonomous, ambulatory analyte monitor or drug delivery device |
| US7307492B2 (en) * | 2002-11-27 | 2007-12-11 | Intel Corporation | Design, layout and method of manufacture for a circuit that taps a differential signal |
| WO2004061420A2 (en) | 2002-12-31 | 2004-07-22 | Therasense, Inc. | Continuous glucose monitoring system and methods of use |
| US7154592B2 (en) | 2003-02-11 | 2006-12-26 | Bayer Healthcare Llc. | Multiwavelength readhead for use in the determination of analytes in body fluids |
| US7052652B2 (en) | 2003-03-24 | 2006-05-30 | Rosedale Medical, Inc. | Analyte concentration detection devices and methods |
| US7587287B2 (en) | 2003-04-04 | 2009-09-08 | Abbott Diabetes Care Inc. | Method and system for transferring analyte test data |
| EP2128604A1 (en) * | 2003-06-04 | 2009-12-02 | Inverness Medical Switzerland GmbH | Optical arrangement for assay reading device |
| US8066639B2 (en) | 2003-06-10 | 2011-11-29 | Abbott Diabetes Care Inc. | Glucose measuring device for use in personal area network |
| US7002688B2 (en) * | 2003-10-16 | 2006-02-21 | Pria Diagnostics, Inc. | Multilens optical assembly for a diagnostic device |
| EP1718198A4 (en) | 2004-02-17 | 2008-06-04 | Therasense Inc | METHOD AND SYSTEM FOR PROVIDING DATA COMMUNICATION IN A CONTINUOUS BLOOD SUGAR MONITORING AND MANAGEMENT SYSTEM |
| US20060281187A1 (en) | 2005-06-13 | 2006-12-14 | Rosedale Medical, Inc. | Analyte detection devices and methods with hematocrit/volume correction and feedback control |
| US8801631B2 (en) | 2005-09-30 | 2014-08-12 | Intuity Medical, Inc. | Devices and methods for facilitating fluid transport |
| CA2624059C (en) | 2005-09-30 | 2019-04-02 | Intuity Medical, Inc. | Multi-site body fluid sampling and analysis cartridge |
| US7766829B2 (en) | 2005-11-04 | 2010-08-03 | Abbott Diabetes Care Inc. | Method and system for providing basal profile modification in analyte monitoring and management systems |
| US8226891B2 (en) | 2006-03-31 | 2012-07-24 | Abbott Diabetes Care Inc. | Analyte monitoring devices and methods therefor |
| US7620438B2 (en) | 2006-03-31 | 2009-11-17 | Abbott Diabetes Care Inc. | Method and system for powering an electronic device |
| US8081304B2 (en) | 2006-07-31 | 2011-12-20 | Visualant, Inc. | Method, apparatus, and article to facilitate evaluation of objects using electromagnetic energy |
| US8732188B2 (en) | 2007-02-18 | 2014-05-20 | Abbott Diabetes Care Inc. | Method and system for providing contextual based medication dosage determination |
| US8930203B2 (en) | 2007-02-18 | 2015-01-06 | Abbott Diabetes Care Inc. | Multi-function analyte test device and methods therefor |
| DE202007016718U1 (de) * | 2007-02-21 | 2008-04-03 | K.L. Kaschier- Und Laminier Gmbh | Airbagdeckelscharnier mit kraftaufnehmendem System |
| US8123686B2 (en) | 2007-03-01 | 2012-02-28 | Abbott Diabetes Care Inc. | Method and apparatus for providing rolling data in communication systems |
| US8456301B2 (en) | 2007-05-08 | 2013-06-04 | Abbott Diabetes Care Inc. | Analyte monitoring system and methods |
| US7928850B2 (en) | 2007-05-08 | 2011-04-19 | Abbott Diabetes Care Inc. | Analyte monitoring system and methods |
| US8461985B2 (en) | 2007-05-08 | 2013-06-11 | Abbott Diabetes Care Inc. | Analyte monitoring system and methods |
| US8665091B2 (en) | 2007-05-08 | 2014-03-04 | Abbott Diabetes Care Inc. | Method and device for determining elapsed sensor life |
| ATE446500T1 (de) * | 2007-09-10 | 2009-11-15 | Hoffmann La Roche | Verfahren und vorrichtung zum auswerten eines trockenchemischen testelementes |
| JP2009098029A (ja) * | 2007-10-17 | 2009-05-07 | Kowa Co | 生物学的反応の評価方法及び評価装置 |
| US7710570B2 (en) * | 2008-04-18 | 2010-05-04 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Light pipe for low profile optical navigation systems |
| EP2293719B1 (en) | 2008-05-30 | 2015-09-09 | Intuity Medical, Inc. | Body fluid sampling device -- sampling site interface |
| CA2726071C (en) | 2008-06-06 | 2024-01-02 | Intuity Medical, Inc. | Blood glucose monitoring device |
| JP5642066B2 (ja) | 2008-06-06 | 2014-12-17 | インテュイティ メディカル インコーポレイテッド | 体液の試料内に含まれている検体の存在または濃度を決定する検定を行う方法および装置 |
| KR101179550B1 (ko) | 2008-12-22 | 2012-09-05 | 한국전자통신연구원 | 액체 시료 분석용 칩 판독 시스템, 이를 이용한 분석 방법 및 유비쿼터스 판독 시스템 |
| US8103456B2 (en) | 2009-01-29 | 2012-01-24 | Abbott Diabetes Care Inc. | Method and device for early signal attenuation detection using blood glucose measurements |
| US9226701B2 (en) | 2009-04-28 | 2016-01-05 | Abbott Diabetes Care Inc. | Error detection in critical repeating data in a wireless sensor system |
| WO2010138856A1 (en) | 2009-05-29 | 2010-12-02 | Abbott Diabetes Care Inc. | Medical device antenna systems having external antenna configurations |
| WO2011026148A1 (en) | 2009-08-31 | 2011-03-03 | Abbott Diabetes Care Inc. | Analyte monitoring system and methods for managing power and noise |
| WO2011026147A1 (en) | 2009-08-31 | 2011-03-03 | Abbott Diabetes Care Inc. | Analyte signal processing device and methods |
| EP2482720A4 (en) | 2009-09-29 | 2014-04-23 | Abbott Diabetes Care Inc | METHOD AND APPARATUS FOR PROVIDING NOTIFICATION FUNCTION IN SUBSTANCE MONITORING SYSTEMS |
| EP2506768B1 (en) | 2009-11-30 | 2016-07-06 | Intuity Medical, Inc. | Calibration material delivery devices and methods |
| CA2803797A1 (en) | 2010-06-25 | 2011-12-29 | Intuity Medical, Inc. | Analyte monitoring methods and systems |
| EP2690428B1 (en) * | 2011-03-23 | 2019-11-13 | Terumo Kabushiki Kaisha | Component measurement device |
| GB201109431D0 (en) * | 2011-06-06 | 2011-07-20 | Seneye Ltd | Optical sensor |
| EP2739970B1 (en) | 2011-08-03 | 2016-06-08 | Intuity Medical, Inc. | Devices for body fluid sampling and analysis |
| US8859971B2 (en) | 2011-10-14 | 2014-10-14 | Blackberry Limited | Light redirection in optical navigation |
| AU2012335830B2 (en) | 2011-11-07 | 2017-05-04 | Abbott Diabetes Care Inc. | Analyte monitoring device and methods |
| BR112014016019A2 (pt) * | 2011-12-28 | 2018-05-22 | Polymer Technology Systems, Inc. | monitor de analito |
| US9587804B2 (en) * | 2012-05-07 | 2017-03-07 | Chia Ming Chen | Light control systems and methods |
| US9968306B2 (en) | 2012-09-17 | 2018-05-15 | Abbott Diabetes Care Inc. | Methods and apparatuses for providing adverse condition notification with enhanced wireless communication range in analyte monitoring systems |
| US9316581B2 (en) | 2013-02-04 | 2016-04-19 | Visualant, Inc. | Method, apparatus, and article to facilitate evaluation of substances using electromagnetic energy |
| US9041920B2 (en) * | 2013-02-21 | 2015-05-26 | Visualant, Inc. | Device for evaluation of fluids using electromagnetic energy |
| US9664610B2 (en) | 2013-03-12 | 2017-05-30 | Visualant, Inc. | Systems for fluid analysis using electromagnetic energy that is reflected a number of times through a fluid contained within a reflective chamber |
| JP6412928B2 (ja) | 2013-06-19 | 2018-10-24 | エリューム・ピーティーワイ・リミテッド | 蛍光標識を用いた分析装置 |
| US10729386B2 (en) | 2013-06-21 | 2020-08-04 | Intuity Medical, Inc. | Analyte monitoring system with audible feedback |
| US9423879B2 (en) | 2013-06-28 | 2016-08-23 | Chia Ming Chen | Systems and methods for controlling device operation according to hand gestures |
| US9717118B2 (en) | 2013-07-16 | 2017-07-25 | Chia Ming Chen | Light control systems and methods |
| ES2749925T3 (es) | 2014-04-24 | 2020-03-24 | Lucira Health Inc | Detección colorimétrica de amplificación de ácido nucleico |
| EP3146262A4 (en) | 2014-04-29 | 2018-03-14 | Chia Ming Chen | Light control systems and methods |
| US10166340B2 (en) * | 2014-06-10 | 2019-01-01 | Sanofi-Aventis Deutschland Gmbh | Apparatus for determining information associated with reflection characteristics of a surface |
| US10267679B2 (en) | 2014-07-23 | 2019-04-23 | Ascensia Diabetes Care Holdings Ag | Light switching indicators by wavelength filtration for a testing device |
| CA3015368A1 (en) | 2016-03-14 | 2017-09-21 | Diassess Inc. | Systems and methods for performing biological assays |
| AU2017232342B2 (en) | 2016-03-14 | 2022-04-21 | Pfizer Inc. | Devices and methods for biological assay sample preparation and delivery |
| AU2017232343B2 (en) | 2016-03-14 | 2022-03-31 | Pfizer Inc. | Devices and methods for modifying optical properties |
| AU2017232344B2 (en) | 2016-03-14 | 2022-08-04 | Pfizer Inc. | Selectively vented biological assay devices and associated methods |
| US11080848B2 (en) | 2017-04-06 | 2021-08-03 | Lucira Health, Inc. | Image-based disease diagnostics using a mobile device |
| US11338294B2 (en) | 2017-04-27 | 2022-05-24 | Polybiomics, Inc. | Orthogonal polybiosensing and imaging systems |
| CN113777011B (zh) | 2017-09-14 | 2024-11-19 | 辉瑞公司 | 具有电子读出的复用生物测定装置 |
| US10549275B2 (en) | 2017-09-14 | 2020-02-04 | Lucira Health, Inc. | Multiplexed biological assay device with electronic readout |
| USD910200S1 (en) | 2018-12-21 | 2021-02-09 | Lucira Health, Inc. | Test tube |
| USD953561S1 (en) | 2020-05-05 | 2022-05-31 | Lucira Health, Inc. | Diagnostic device with LED display |
| USD962470S1 (en) | 2020-06-03 | 2022-08-30 | Lucira Health, Inc. | Assay device with LCD display |
Family Cites Families (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3536927A (en) * | 1968-10-17 | 1970-10-27 | Scient Advances Inc | Light and photocell unit for sorting apparatus |
| US4298571A (en) * | 1976-12-17 | 1981-11-03 | Eastman Kodak Company | Incubator including cover means for an analysis slide |
| US4224032A (en) * | 1976-12-17 | 1980-09-23 | Eastman Kodak Company | Method and apparatus for chemical analysis |
| CA1099951A (en) * | 1976-12-17 | 1981-04-28 | Clyde P. Glover | Automatic chemical analysis of biological fluids |
| US4219529A (en) * | 1977-11-28 | 1980-08-26 | Eastman Kodak Company | Incubator for chemical analyzer |
| AU534530B2 (en) * | 1979-02-02 | 1984-02-02 | Takeda Chemical Industries Ltd. | 5-aza-(3.2.0)-heptane derivatives |
| US4518259A (en) * | 1982-07-26 | 1985-05-21 | Eastman Kodak Company | Light guide reflectometer |
| US4552458A (en) * | 1983-10-11 | 1985-11-12 | Eastman Kodak Company | Compact reflectometer |
| DE3407754A1 (de) * | 1984-03-02 | 1985-09-12 | Boehringer Mannheim Gmbh, 6800 Mannheim | Geraet zur bestimmung des diffusen reflexionsvermoegens einer probenflaeche kleiner abmessungen |
| US4791461A (en) * | 1984-11-27 | 1988-12-13 | Syntex (U.S.A.) Inc. | Portable analyzer |
| DE3526553A1 (de) * | 1985-07-25 | 1987-01-29 | Zeiss Carl Fa | Remissionsmessgeraet zur beruehrungslosen messung |
| JPS63252239A (ja) * | 1987-04-09 | 1988-10-19 | Sumitomo Electric Ind Ltd | 反射型オキシメ−タ |
| JPH01196542A (ja) * | 1988-02-01 | 1989-08-08 | Ngk Spark Plug Co Ltd | ガリソン・アルコールなどの流体混合比検出装置 |
| EP0341927B1 (en) * | 1988-05-10 | 1993-07-14 | AMERSHAM INTERNATIONAL plc | Biological sensors |
| US5078497A (en) * | 1989-08-25 | 1992-01-07 | Xerox Corporation | Densitometer for a liquid developer material |
| GB9217864D0 (en) * | 1992-08-21 | 1992-10-07 | Unilever Plc | Monitoring method |
| ES2169079T3 (es) * | 1993-05-18 | 2002-07-01 | Univ Utah Res Found | Aparato y metodos para fluoroinmunoensayos homogeneos multianalitos. |
| US5512492A (en) * | 1993-05-18 | 1996-04-30 | University Of Utah Research Foundation | Waveguide immunosensor with coating chemistry providing enhanced sensitivity |
| JPH0798278A (ja) * | 1993-08-06 | 1995-04-11 | Tdk Corp | 化学物質センサ |
| US7141212B2 (en) * | 1993-11-12 | 2006-11-28 | Inverness Medical Switzerland Gmbh | Reading devices and assay devices for use therewith |
| US5439647A (en) * | 1994-02-25 | 1995-08-08 | Fiberchem, Inc. | Chip level waveguide sensor |
| US5442435A (en) * | 1994-03-24 | 1995-08-15 | Nartron Corporation | Fluid composition sensor using reflected or refracted light monitoring |
| WO1996002009A1 (en) * | 1994-07-08 | 1996-01-25 | Forskningscenter Risø | An optical measurement method and apparatus |
| US5526120A (en) * | 1994-09-08 | 1996-06-11 | Lifescan, Inc. | Test strip with an asymmetrical end insuring correct insertion for measuring |
| US5728352A (en) * | 1994-11-14 | 1998-03-17 | Advanced Care Products | Disposable electronic diagnostic instrument |
| US5701181A (en) * | 1995-05-12 | 1997-12-23 | Bayer Corporation | Fiber optic diffuse light reflectance sensor utilized in the detection of occult blood |
| US5814516A (en) * | 1995-10-13 | 1998-09-29 | Lockheed Martin Energy Systems, Inc. | Surface enhanced Raman gene probe and methods thereof |
| WO1997041421A1 (en) | 1996-04-30 | 1997-11-06 | Metrika, Inc. | Method and device for measuring reflected optical radiation |
| US5995236A (en) * | 1998-04-13 | 1999-11-30 | Mit Development Corporation | Blood fluid characteristics analysis instrument |
-
1997
- 1997-04-30 WO PCT/US1997/007223 patent/WO1997041421A1/en not_active Ceased
- 1997-04-30 AU AU28189/97A patent/AU725643B2/en not_active Ceased
- 1997-04-30 CA CA002250400A patent/CA2250400A1/en not_active Abandoned
- 1997-04-30 EP EP97922547A patent/EP0990135A4/en not_active Withdrawn
- 1997-04-30 JP JP53918097A patent/JP3984651B2/ja not_active Expired - Lifetime
-
2005
- 2005-07-21 US US11/188,079 patent/US7492461B2/en not_active Expired - Fee Related
-
2007
- 2007-04-27 JP JP2007119451A patent/JP4551421B2/ja not_active Expired - Lifetime
-
2008
- 2008-09-22 US US12/235,371 patent/US8045169B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0990135A1 (en) | 2000-04-05 |
| AU2818997A (en) | 1997-11-19 |
| US20060077392A1 (en) | 2006-04-13 |
| JP2007256294A (ja) | 2007-10-04 |
| WO1997041421A1 (en) | 1997-11-06 |
| JP2000509498A (ja) | 2000-07-25 |
| EP0990135A4 (en) | 2000-04-26 |
| JP4551421B2 (ja) | 2010-09-29 |
| US8045169B2 (en) | 2011-10-25 |
| US7492461B2 (en) | 2009-02-17 |
| US20090027682A1 (en) | 2009-01-29 |
| JP3984651B2 (ja) | 2007-10-03 |
| AU725643B2 (en) | 2000-10-19 |
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