CA2380243A1 - Optical sensor having a selectable sampling distance for determination of analytes - Google Patents
Optical sensor having a selectable sampling distance for determination of analytes Download PDFInfo
- Publication number
- CA2380243A1 CA2380243A1 CA002380243A CA2380243A CA2380243A1 CA 2380243 A1 CA2380243 A1 CA 2380243A1 CA 002380243 A CA002380243 A CA 002380243A CA 2380243 A CA2380243 A CA 2380243A CA 2380243 A1 CA2380243 A1 CA 2380243A1
- Authority
- CA
- Canada
- Prior art keywords
- light
- biological sample
- analyte
- analytes
- sampling
- 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
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/14532—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring glucose, e.g. by tissue impedance measurement
-
- 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
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0233—Special features of optical sensors or probes classified in A61B5/00
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0233—Special features of optical sensors or probes classified in A61B5/00
- A61B2562/0242—Special features of optical sensors or probes classified in A61B5/00 for varying or adjusting the optical path length in the tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/04—Arrangements of multiple sensors of the same type
- A61B2562/043—Arrangements of multiple sensors of the same type in a linear array
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Optics & Photonics (AREA)
- Animal Behavior & Ethology (AREA)
- Biophysics (AREA)
- Public Health (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Emergency Medicine (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/366,084 | 1999-08-03 | ||
| US09/366,084 US6615061B1 (en) | 1998-11-23 | 1999-08-03 | Optical sensor having a selectable sampling distance for determination of analytes |
| PCT/US2000/020730 WO2001009589A1 (en) | 1999-08-03 | 2000-07-28 | Optical sensor having a selectable sampling distance for determination of analytes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2380243A1 true CA2380243A1 (en) | 2001-02-08 |
Family
ID=23441606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002380243A Abandoned CA2380243A1 (en) | 1999-08-03 | 2000-07-28 | Optical sensor having a selectable sampling distance for determination of analytes |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6615061B1 (enExample) |
| EP (1) | EP1210582A1 (enExample) |
| JP (1) | JP2003531357A (enExample) |
| CA (1) | CA2380243A1 (enExample) |
| WO (1) | WO2001009589A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240156377A1 (en) * | 2021-08-06 | 2024-05-16 | Nissin Foods Holdings Co., Ltd. | yGT ESTIMATION DEVICE, yGT ESTIMATION METHOD, AND COMPUTER PROGRAM |
Families Citing this family (147)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6001067A (en) | 1997-03-04 | 1999-12-14 | Shults; Mark C. | Device and method for determining analyte levels |
| US8527026B2 (en) | 1997-03-04 | 2013-09-03 | Dexcom, Inc. | Device and method for determining analyte levels |
| CA2320296A1 (en) | 1998-05-18 | 1999-11-25 | University Of Washington | Liquid analysis cartridge |
| US6534012B1 (en) | 2000-08-02 | 2003-03-18 | Sensys Medical, Inc. | Apparatus and method for reproducibly modifying localized absorption and scattering coefficients at a tissue measurement site during optical sampling |
| JP3718500B2 (ja) * | 2000-07-21 | 2005-11-24 | ウニヴェルシュタート チューリッヒ | 脳の血行動態と酸素処理を測定するためのプローブ及び装置 |
| MXPA03006726A (es) * | 2001-01-26 | 2004-10-15 | Sensys Medical Inc | Medicion no invasiva de la glucosa a traves de las propiedades opticas de los tejidos. |
| DE10110599A1 (de) * | 2001-03-06 | 2002-09-12 | Roche Diagnostics Gmbh | Verfahren zur Bestimmung eines Lichttransportparameters in einer biologischen Matrix |
| NO325061B1 (no) * | 2001-03-06 | 2008-01-28 | Photosense As | Fremgangsmate og arrangement for bestemmelse av den optiske egenskap av et multisjiktvev |
| AU2002303819B2 (en) | 2001-05-17 | 2007-03-01 | Xenogen Corporation | Method and apparatus for determining target depth, brightness and size within a body region |
| US7298415B2 (en) * | 2001-07-13 | 2007-11-20 | Xenogen Corporation | Structured light imaging apparatus |
| DE10163972B4 (de) | 2001-12-22 | 2005-10-27 | Roche Diagnostics Gmbh | Verfahren und Vorrichtung zur Bestimmung eines Lichttransportparameters und eines Analyten in einer biologischen Matrix |
| US6998247B2 (en) | 2002-03-08 | 2006-02-14 | Sensys Medical, Inc. | Method and apparatus using alternative site glucose determinations to calibrate and maintain noninvasive and implantable analyzers |
| US7725144B2 (en) * | 2002-04-04 | 2010-05-25 | Veralight, Inc. | Determination of disease state using raman spectroscopy of tissue |
| US7027848B2 (en) | 2002-04-04 | 2006-04-11 | Inlight Solutions, Inc. | Apparatus and method for non-invasive spectroscopic measurement of analytes in tissue using a matched reference analyte |
| US7003337B2 (en) * | 2002-04-26 | 2006-02-21 | Vivascan Corporation | Non-invasive substance concentration measurement using and optical bridge |
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- 2000-07-28 WO PCT/US2000/020730 patent/WO2001009589A1/en not_active Ceased
- 2000-07-28 JP JP2001514551A patent/JP2003531357A/ja not_active Withdrawn
- 2000-07-28 EP EP00953748A patent/EP1210582A1/en not_active Withdrawn
- 2000-07-28 CA CA002380243A patent/CA2380243A1/en not_active Abandoned
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240156377A1 (en) * | 2021-08-06 | 2024-05-16 | Nissin Foods Holdings Co., Ltd. | yGT ESTIMATION DEVICE, yGT ESTIMATION METHOD, AND COMPUTER PROGRAM |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2001009589A1 (en) | 2001-02-08 |
| US6615061B1 (en) | 2003-09-02 |
| JP2003531357A (ja) | 2003-10-21 |
| EP1210582A1 (en) | 2002-06-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |