GB1564070A - Process and apparatus for an automatic device for analyzing variations in the transparency of a sample - Google Patents
Process and apparatus for an automatic device for analyzing variations in the transparency of a sample Download PDFInfo
- Publication number
- GB1564070A GB1564070A GB21978/77A GB2197877A GB1564070A GB 1564070 A GB1564070 A GB 1564070A GB 21978/77 A GB21978/77 A GB 21978/77A GB 2197877 A GB2197877 A GB 2197877A GB 1564070 A GB1564070 A GB 1564070A
- Authority
- GB
- United Kingdom
- Prior art keywords
- signal
- slope
- instant
- value
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 title claims description 23
- 230000008569 process Effects 0.000 title description 7
- 230000006870 function Effects 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 12
- 230000036962 time dependent Effects 0.000 claims description 9
- 230000007423 decrease Effects 0.000 claims 2
- 230000000295 complement effect Effects 0.000 claims 1
- 230000009089 cytolysis Effects 0.000 description 15
- 238000004458 analytical method Methods 0.000 description 6
- 230000015271 coagulation Effects 0.000 description 6
- 238000005345 coagulation Methods 0.000 description 6
- 102000005686 Serum Globulins Human genes 0.000 description 5
- 108010045362 Serum Globulins Proteins 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008034 disappearance Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 102000004506 Blood Proteins Human genes 0.000 description 1
- 108010017384 Blood Proteins Proteins 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000013461 design Methods 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
- 239000012153 distilled water Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
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- 230000000750 progressive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000008279 sol 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
- G01N21/17—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
- G01N21/272—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 for following a reaction, e.g. for determining photometrically a reaction rate (photometric cinetic analysis)
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7616785A FR2392378B1 (enExample) | 1976-06-03 | 1976-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1564070A true GB1564070A (en) | 1980-04-02 |
Family
ID=9173950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB21978/77A Expired GB1564070A (en) | 1976-06-03 | 1977-05-25 | Process and apparatus for an automatic device for analyzing variations in the transparency of a sample |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4109159A (enExample) |
| BE (1) | BE854897A (enExample) |
| DE (1) | DE2724772A1 (enExample) |
| FR (1) | FR2392378B1 (enExample) |
| GB (1) | GB1564070A (enExample) |
| IT (1) | IT1083408B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2161601A (en) * | 1984-07-13 | 1986-01-15 | Bass Plc | Determining the head- retaining properties of beer and other beverages |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4691558A (en) * | 1986-06-19 | 1987-09-08 | Halliburton Company | Pressure pulse gelation test apparatus and method |
| US4935346A (en) | 1986-08-13 | 1990-06-19 | Lifescan, Inc. | Minimum procedure system for the determination of analytes |
| US6458326B1 (en) | 1999-11-24 | 2002-10-01 | Home Diagnostics, Inc. | Protective test strip platform |
| US6541266B2 (en) | 2001-02-28 | 2003-04-01 | Home Diagnostics, Inc. | Method for determining concentration of an analyte in a test strip |
| US6562625B2 (en) | 2001-02-28 | 2003-05-13 | Home Diagnostics, Inc. | Distinguishing test types through spectral analysis |
| US6525330B2 (en) | 2001-02-28 | 2003-02-25 | Home Diagnostics, Inc. | Method of strip insertion detection |
| JP6952668B2 (ja) * | 2018-09-28 | 2021-10-20 | シスメックス株式会社 | 血液凝固分析方法、血液凝固分析装置、プログラム |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3606539A (en) * | 1968-11-13 | 1971-09-20 | American Optical Corp | Apparatus and method for measuring osmotic fragility of red blood cells |
| US3625621A (en) * | 1969-07-30 | 1971-12-07 | Calbiochem | Optical densitometer |
| US3923397A (en) * | 1974-05-29 | 1975-12-02 | Dolive Stephen E | Hematocrit measuring method |
-
1976
- 1976-06-03 FR FR7616785A patent/FR2392378B1/fr not_active Expired
-
1977
- 1977-05-23 BE BE177789A patent/BE854897A/xx unknown
- 1977-05-24 US US05/799,935 patent/US4109159A/en not_active Expired - Lifetime
- 1977-05-25 GB GB21978/77A patent/GB1564070A/en not_active Expired
- 1977-06-01 DE DE19772724772 patent/DE2724772A1/de not_active Withdrawn
- 1977-06-03 IT IT68290/77A patent/IT1083408B/it active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2161601A (en) * | 1984-07-13 | 1986-01-15 | Bass Plc | Determining the head- retaining properties of beer and other beverages |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2392378A1 (enExample) | 1978-12-22 |
| US4109159A (en) | 1978-08-22 |
| IT1083408B (it) | 1985-05-21 |
| DE2724772A1 (de) | 1977-12-15 |
| FR2392378B1 (enExample) | 1980-10-31 |
| BE854897A (fr) | 1977-09-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |