FR2269072A1 - - Google Patents
Info
- Publication number
- FR2269072A1 FR2269072A1 FR7414568A FR7414568A FR2269072A1 FR 2269072 A1 FR2269072 A1 FR 2269072A1 FR 7414568 A FR7414568 A FR 7414568A FR 7414568 A FR7414568 A FR 7414568A FR 2269072 A1 FR2269072 A1 FR 2269072A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
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- 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
- A61B5/14551—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 for measuring blood gases
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- 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
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- 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
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/314—Investigating 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
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- General Physics & Mathematics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Biophysics (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Immunology (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 |
---|---|---|---|
GB3233872A GB1370548A (en) | 1972-01-13 | 1972-07-11 | Optical method and apparatus for determinations relating to the concentration of one or two components |
FR7414568A FR2269072B1 (en) | 1972-01-13 | 1974-04-26 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HUME001459 HU166270B (en) | 1972-01-13 | 1972-01-13 | |
FR7414568A FR2269072B1 (en) | 1972-01-13 | 1974-04-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2269072A1 true FR2269072A1 (en) | 1975-11-21 |
FR2269072B1 FR2269072B1 (en) | 1977-10-14 |
Family
ID=26218303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7414568A Expired FR2269072B1 (en) | 1972-01-13 | 1974-04-26 |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR2269072B1 (en) |
GB (1) | GB1370548A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2320526A1 (en) * | 1975-08-07 | 1977-03-04 | Exxon Nuclear Co Inc | SYSTEM FOR MEASURING DIAMETERS OF CYLINDRICAL OBJECTS, IN PARTICULAR FUEL PELLETS FOR NUCLEAR REACTORS |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HU171629B (en) * | 1975-06-30 | 1978-02-28 | Medicor Muevek | Circuit systhem for determining colour-dilution curves for calculating minute-capacity of heart in vitro and in vivo |
US4114604A (en) * | 1976-10-18 | 1978-09-19 | Shaw Robert F | Catheter oximeter apparatus and method |
FR2542092B1 (en) * | 1983-03-03 | 1986-02-28 | Inst Francais Du Petrole | METHOD AND DEVICE FOR DETERMINING THE COMPOSITION OF AN ALCOHOL-PETROL MIXTURE, SUITABLE FOR AUTOMATIC ADJUSTMENT OF ENGINES FUEL COMBUSTIBLE WITH A VARIABLE ALCOHOL CONTENT |
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1972
- 1972-07-11 GB GB3233872A patent/GB1370548A/en not_active Expired
-
1974
- 1974-04-26 FR FR7414568A patent/FR2269072B1/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2320526A1 (en) * | 1975-08-07 | 1977-03-04 | Exxon Nuclear Co Inc | SYSTEM FOR MEASURING DIAMETERS OF CYLINDRICAL OBJECTS, IN PARTICULAR FUEL PELLETS FOR NUCLEAR REACTORS |
Also Published As
Publication number | Publication date |
---|---|
FR2269072B1 (en) | 1977-10-14 |
GB1370548A (en) | 1974-10-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |