DE102005033327A1 - Medizinisches Testgerät und Verfahren zur optischen Untersuchung eines Analyten - Google Patents
Medizinisches Testgerät und Verfahren zur optischen Untersuchung eines Analyten Download PDFInfo
- Publication number
- DE102005033327A1 DE102005033327A1 DE200510033327 DE102005033327A DE102005033327A1 DE 102005033327 A1 DE102005033327 A1 DE 102005033327A1 DE 200510033327 DE200510033327 DE 200510033327 DE 102005033327 A DE102005033327 A DE 102005033327A DE 102005033327 A1 DE102005033327 A1 DE 102005033327A1
- Authority
- DE
- Germany
- Prior art keywords
- light
- signal
- light detector
- background
- sample
- 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.)
- Withdrawn
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 17
- 238000010339 medical test Methods 0.000 title claims abstract description 16
- 239000012491 analyte Substances 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims description 4
- 238000005259 measurement Methods 0.000 claims abstract description 32
- 238000011156 evaluation Methods 0.000 claims abstract description 27
- 210000004369 blood Anatomy 0.000 claims abstract description 10
- 239000008280 blood Substances 0.000 claims abstract description 10
- 230000003993 interaction Effects 0.000 claims abstract description 10
- 238000001514 detection method Methods 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims abstract description 7
- 230000001678 irradiating effect Effects 0.000 claims abstract description 5
- 239000000835 fiber Substances 0.000 claims description 29
- 239000004065 semiconductor Substances 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 2
- 230000031700 light absorption Effects 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 239000012141 concentrate Substances 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 19
- 239000013307 optical fiber Substances 0.000 description 8
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 2
- 239000013060 biological fluid Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 239000008103 glucose Substances 0.000 description 2
- 210000002700 urine Anatomy 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 206010033372 Pain and discomfort Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000023077 detection of light stimulus Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000005375 photometry Methods 0.000 description 1
- 210000002381 plasma Anatomy 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
- G01J1/0425—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using optical fibers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
- G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
- G01J1/1626—Arrangements with two photodetectors, the signals of which are compared
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/4204—Photometry, e.g. photographic exposure meter using electric radiation detectors with determination of ambient light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/4228—Photometry, e.g. photographic exposure meter using electric radiation detectors arrangements with two or more detectors, e.g. for sensitivity compensation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/44—Electric circuits
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/0214—Constructional arrangements for removing stray light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/44—Electric circuits
- G01J2001/444—Compensating; Calibrating, e.g. dark current, temperature drift, noise reduction or baseline correction; Adjusting
-
- 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
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
- G01N21/274—Calibration, base line adjustment, drift correction
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200510033327 DE102005033327A1 (de) | 2005-07-16 | 2005-07-16 | Medizinisches Testgerät und Verfahren zur optischen Untersuchung eines Analyten |
| PCT/EP2006/005821 WO2007009541A1 (fr) | 2005-07-16 | 2006-06-17 | Dispositif de tests medicaux, et procede de determination optique d'un analyte comprenant des moyens de compensation du fond de lumiere ambiante |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200510033327 DE102005033327A1 (de) | 2005-07-16 | 2005-07-16 | Medizinisches Testgerät und Verfahren zur optischen Untersuchung eines Analyten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE102005033327A1 true DE102005033327A1 (de) | 2007-01-25 |
Family
ID=36950371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE200510033327 Withdrawn DE102005033327A1 (de) | 2005-07-16 | 2005-07-16 | Medizinisches Testgerät und Verfahren zur optischen Untersuchung eines Analyten |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE102005033327A1 (fr) |
| WO (1) | WO2007009541A1 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022121802A1 (de) | 2021-09-15 | 2023-03-16 | Endress+Hauser Conducta Inc. | Photometer und Verfahren zur Durchführung photometrischer Messungen mit einem Photometer |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5548197B2 (ja) | 2008-08-08 | 2014-07-16 | ニューヨーク ブラッド センター， インコーポレイテッド | レトロウイルスの集合及び成熟の小分子阻害剤 |
| EP2586366B1 (fr) * | 2010-06-24 | 2016-04-06 | Pioneer Corporation | Dispositif de photodétection et dispositif de mesure de fluide |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3138879A1 (de) * | 1981-09-30 | 1983-04-14 | Boehringer Mannheim Gmbh, 6800 Mannheim | Verfahren zur erfassung photometrischer signale und anordnung zur durchfuehrung des verfahrens |
| US5117099A (en) * | 1989-09-01 | 1992-05-26 | Schmidt Terrence C | Ambient light rejecting quad photodiode sensor |
| US5376783A (en) * | 1992-09-16 | 1994-12-27 | Ophir Optronics Ltd. | Power meter with background subtraction |
| US5410145A (en) * | 1994-02-25 | 1995-04-25 | Coroy; Trenton G. | Light detector using reverse biased photodiodes with dark current compensation |
-
2005
- 2005-07-16 DE DE200510033327 patent/DE102005033327A1/de not_active Withdrawn
-
2006
- 2006-06-17 WO PCT/EP2006/005821 patent/WO2007009541A1/fr active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022121802A1 (de) | 2021-09-15 | 2023-03-16 | Endress+Hauser Conducta Inc. | Photometer und Verfahren zur Durchführung photometrischer Messungen mit einem Photometer |
| US11747197B2 (en) | 2021-09-15 | 2023-09-05 | Endress+Hauser Conducta, Inc. | Photometer and method of performing photometric measurements with a photometer |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2007009541A8 (fr) | 2007-03-22 |
| WO2007009541A1 (fr) | 2007-01-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8139 | Disposal/non-payment of the annual fee |