DE2636470C2 - Fotoanalysegerät zur gleichzeitigen optischen Messung einer Anzahl von Eigenschaften eines in einer Suspension enthaltenen Systems kleiner Teilchen - Google Patents
Fotoanalysegerät zur gleichzeitigen optischen Messung einer Anzahl von Eigenschaften eines in einer Suspension enthaltenen Systems kleiner TeilchenInfo
- Publication number
- DE2636470C2 DE2636470C2 DE2636470A DE2636470A DE2636470C2 DE 2636470 C2 DE2636470 C2 DE 2636470C2 DE 2636470 A DE2636470 A DE 2636470A DE 2636470 A DE2636470 A DE 2636470A DE 2636470 C2 DE2636470 C2 DE 2636470C2
- Authority
- DE
- Germany
- Prior art keywords
- light
- optical detector
- lens
- converging lens
- flow device
- 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
- 239000002245 particle Substances 0.000 title claims description 51
- 230000003287 optical effect Effects 0.000 title claims description 40
- 238000005259 measurement Methods 0.000 title claims description 4
- 239000000725 suspension Substances 0.000 title claims description 3
- 230000004888 barrier function Effects 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims 3
- 239000007788 liquid Substances 0.000 description 8
- 238000001514 detection method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 210000000601 blood cell Anatomy 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000012470 diluted sample Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005206 flow analysis Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000007557 optical granulometry Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N15/1456—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals
- G01N15/1459—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals the analysis being performed on a sample stream
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N2015/1477—Multiparameters
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (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, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/695,475 US4038556A (en) | 1976-06-14 | 1976-06-14 | Method and apparatus for simultaneous optical measurement of particle characteristics |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2636470A1 DE2636470A1 (de) | 1977-12-22 |
| DE2636470C2 true DE2636470C2 (de) | 1985-07-18 |
Family
ID=24793140
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2636470A Expired DE2636470C2 (de) | 1976-06-14 | 1976-08-13 | Fotoanalysegerät zur gleichzeitigen optischen Messung einer Anzahl von Eigenschaften eines in einer Suspension enthaltenen Systems kleiner Teilchen |
| DE2660947A Expired DE2660947C2 (de) | 1976-06-14 | 1976-08-13 | Fotoanalysegerät zur gleichzeitigen optischen Messung einer Anzahl von Eigenschaften eines in einer Suspension enthaltenen Systems kleiner Teilchen |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2660947A Expired DE2660947C2 (de) | 1976-06-14 | 1976-08-13 | Fotoanalysegerät zur gleichzeitigen optischen Messung einer Anzahl von Eigenschaften eines in einer Suspension enthaltenen Systems kleiner Teilchen |
Country Status (7)
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4284412A (en) * | 1979-07-13 | 1981-08-18 | Ortho Diagnostics, Inc. | Method and apparatus for automated identification and enumeration of specified blood cell subclasses |
| US4691829A (en) * | 1980-11-03 | 1987-09-08 | Coulter Corporation | Method of and apparatus for detecting change in the breakoff point in a droplet generation system |
| US4487320A (en) * | 1980-11-03 | 1984-12-11 | Coulter Corporation | Method of and apparatus for detecting change in the breakoff point in a droplet generation system |
| US4510438A (en) * | 1982-02-16 | 1985-04-09 | Coulter Electronics, Inc. | Coincidence correction in particle analysis system |
| CA1206559A (en) * | 1983-03-04 | 1986-06-24 | Robert E. Auer | Method of and apparatus for detecting change in the breakoff point of a droplet generation system |
| US4573796A (en) * | 1984-01-06 | 1986-03-04 | The United States Of America As Represented By The United States Department Of Energy | Apparatus for eliminating background interference in fluorescence measurements |
| US5437200A (en) * | 1993-01-15 | 1995-08-01 | Coulter Corporation | Liquid metering and transfer valve assembly particularly for flow cytometer |
| US5367474A (en) * | 1993-02-08 | 1994-11-22 | Coulter Corporation | Flow cytometer |
| US5812419A (en) * | 1994-08-01 | 1998-09-22 | Abbott Laboratories | Fully automated analysis method with optical system for blood cell analyzer |
| AU3235095A (en) * | 1994-08-01 | 1996-03-04 | Abbott Laboratories | Pseudo telecentric optical design for flow cytometric blood cell analyzer |
| GB9417665D0 (en) * | 1994-09-02 | 1994-10-19 | Gersan Ets | Distinguishing natural from synthetic diamond |
| ES2328423T3 (es) * | 1996-07-30 | 2009-11-12 | Siemens Healthcare Diagnostics Inc. | Sistema optico para un instrumento de hematologia analitica. |
| US7092078B2 (en) * | 2003-03-31 | 2006-08-15 | Nihon Kohden Corporation | Flow cytometer for classifying leukocytes and method for determining detection angle range of the same |
| US20050019943A1 (en) * | 2003-07-09 | 2005-01-27 | Chaoui Sam M. | Automatic blood analysis and identification system |
| US7440101B2 (en) * | 2004-01-23 | 2008-10-21 | Beckman Coulter, Inc. | System and method for multiple laser triggering |
| US8094299B2 (en) * | 2008-07-24 | 2012-01-10 | Beckman Coulter, Inc. | Transducer module |
| GB2569088B (en) * | 2017-08-16 | 2021-05-19 | Corey Kaizen Reaux Savonte | Matter-based photon quantum encryption device |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1215954B (de) * | 1963-02-08 | 1966-05-05 | Leitz Ernst Gmbh | Fotometer fuer Beobachtungsinstrumente, insbesondere Mikroskope |
| US3563660A (en) * | 1967-03-02 | 1971-02-16 | Fisher Scientific Co | Method and apparatus for determining particle size and shape |
| US3535539A (en) * | 1968-04-11 | 1970-10-20 | American District Telegraph Co | Alignment device |
| BE793185A (fr) * | 1971-12-23 | 1973-04-16 | Atomic Energy Commission | Appareil pour analyser et trier rapidement des particules telles que des cellules biologiques |
| US3740147A (en) * | 1972-01-10 | 1973-06-19 | Farrand Optical Co Inc | Microspectrophotometer with two fields of view |
| US3785735A (en) * | 1972-01-19 | 1974-01-15 | Bio Physics Systems Inc | Photoanalysis method |
| IT949829B (it) * | 1972-03-03 | 1973-06-11 | Honeywell Inf Systems | Dispositivo per la prova dei circuiti stampati |
| US3918812A (en) * | 1973-05-07 | 1975-11-11 | Us Energy | Diagnoses of disease states by fluorescent measurements utilizing scanning laser beams |
| US3824402A (en) * | 1973-06-04 | 1974-07-16 | Energy Commission | Dual parameter flow photometric apparatus and method |
| US3936137A (en) * | 1974-07-03 | 1976-02-03 | Smith & Wesson Chemical Company, Inc. | Illuminated reticle projection system |
| US3938895A (en) * | 1974-08-19 | 1976-02-17 | Gte Laboratories Incorporated | Method for positioning an optical fiber |
-
0
- NL NLAANVRAGE7609073,A patent/NL180704C/xx active
-
1976
- 1976-06-14 US US05/695,475 patent/US4038556A/en not_active Expired - Lifetime
- 1976-08-13 FR FR7624792A patent/FR2355284A1/fr active Granted
- 1976-08-13 DE DE2636470A patent/DE2636470C2/de not_active Expired
- 1976-08-13 NL NLAANVRAGE7609073,A patent/NL180704B/xx not_active IP Right Cessation
- 1976-08-13 AU AU16842/76A patent/AU503801B2/en not_active Expired
- 1976-08-13 DE DE2660947A patent/DE2660947C2/de not_active Expired
- 1976-08-14 JP JP9662276A patent/JPS52153493A/ja active Granted
- 1976-08-16 GB GB34065/76A patent/GB1561054A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU503801B2 (en) | 1979-09-20 |
| AU1684276A (en) | 1978-02-16 |
| NL7609073A (nl) | 1977-12-16 |
| GB1561054A (en) | 1980-02-13 |
| JPS52153493A (en) | 1977-12-20 |
| JPS5730221B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-06-28 |
| FR2355284B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-02-05 |
| FR2355284A1 (fr) | 1978-01-13 |
| DE2660947C2 (de) | 1986-07-24 |
| NL180704C (nl) | |
| NL180704B (nl) | 1986-11-03 |
| DE2636470A1 (de) | 1977-12-22 |
| US4038556A (en) | 1977-07-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8172 | Supplementary division/partition in: |
Ref country code: DE Ref document number: 2660947 Format of ref document f/p: P |
|
| Q171 | Divided out to: |
Ref country code: DE Ref document number: 2660947 |
|
| 8181 | Inventor (new situation) |
Free format text: AUER, ROBERT EDWARD, MIAMI, FLA., US TUCKER, HOWARD E., LOS ALAMOS, N. MEX., US |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| AH | Division in |
Ref country code: DE Ref document number: 2660947 Format of ref document f/p: P |
|
| 8339 | Ceased/non-payment of the annual fee |