DE2601918C2 - Verfahren und Vorrichtung zur Messung des Kohlendioxidgehaltes eines biologischen Fluids - Google Patents
Verfahren und Vorrichtung zur Messung des Kohlendioxidgehaltes eines biologischen FluidsInfo
- Publication number
- DE2601918C2 DE2601918C2 DE2601918A DE2601918A DE2601918C2 DE 2601918 C2 DE2601918 C2 DE 2601918C2 DE 2601918 A DE2601918 A DE 2601918A DE 2601918 A DE2601918 A DE 2601918A DE 2601918 C2 DE2601918 C2 DE 2601918C2
- Authority
- DE
- Germany
- Prior art keywords
- reaction vessel
- seal
- plate
- carbon dioxide
- reagent
- 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
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims description 34
- 238000000034 method Methods 0.000 title claims description 21
- 239000001569 carbon dioxide Substances 0.000 title claims description 17
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims description 17
- 239000013060 biological fluid Substances 0.000 title claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 43
- 239000003153 chemical reaction reagent Substances 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 14
- 230000005499 meniscus Effects 0.000 claims description 11
- 238000005192 partition Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 241000251468 Actinopterygii Species 0.000 claims 1
- 238000004891 communication Methods 0.000 claims 1
- 239000013013 elastic material Substances 0.000 claims 1
- 239000012780 transparent material Substances 0.000 claims 1
- 239000002253 acid Substances 0.000 description 4
- 210000004369 blood Anatomy 0.000 description 4
- 239000008280 blood Substances 0.000 description 4
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 4
- 239000000243 solution Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000004310 lactic acid Substances 0.000 description 2
- 235000014655 lactic acid Nutrition 0.000 description 2
- 210000002381 plasma Anatomy 0.000 description 2
- 210000002966 serum Anatomy 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000012457 nonaqueous media Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000012086 standard solution Substances 0.000 description 1
- 239000012756 surface treatment agent Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N7/00—Analysing materials by measuring the pressure or volume of a gas or vapour
- G01N7/14—Analysing materials by measuring the pressure or volume of a gas or vapour by allowing the material to emit a gas or vapour, e.g. water vapour, and measuring a pressure or volume difference
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/20—Oxygen containing
- Y10T436/204998—Inorganic carbon compounds
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/582,680 US3973912A (en) | 1975-06-02 | 1975-06-02 | Micro-gasometric method and apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2601918A1 DE2601918A1 (de) | 1976-12-16 |
| DE2601918C2 true DE2601918C2 (de) | 1984-04-12 |
Family
ID=24330078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2601918A Expired DE2601918C2 (de) | 1975-06-02 | 1976-01-20 | Verfahren und Vorrichtung zur Messung des Kohlendioxidgehaltes eines biologischen Fluids |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3973912A (OSRAM) |
| JP (1) | JPS51148489A (OSRAM) |
| AU (1) | AU500896B2 (OSRAM) |
| BE (1) | BE836744A (OSRAM) |
| BR (1) | BR7508391A (OSRAM) |
| CA (1) | CA1044124A (OSRAM) |
| DE (1) | DE2601918C2 (OSRAM) |
| ES (1) | ES448167A1 (OSRAM) |
| FR (1) | FR2313674A1 (OSRAM) |
| GB (1) | GB1525987A (OSRAM) |
| IT (1) | IT1051079B (OSRAM) |
| NZ (1) | NZ179535A (OSRAM) |
| PH (1) | PH12221A (OSRAM) |
| PT (1) | PT64774B (OSRAM) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4019862A (en) * | 1976-06-23 | 1977-04-26 | Corning Glass Works | CO2 measurement and reagents therefor |
| US4557899A (en) * | 1984-10-15 | 1985-12-10 | Hach Company | Water-in-oil testing apparatus |
| US5035145A (en) * | 1990-04-12 | 1991-07-30 | Arthur D. Little, Inc. | Differential manometer pressure gage |
| US5516489A (en) * | 1993-08-19 | 1996-05-14 | Despatch Industries, Inc. | Apparatus for testing peroxide concentrations in sterilants |
| US5633169A (en) * | 1995-10-27 | 1997-05-27 | Nova Biomedical Corporation | Measurement of carbon dioxide in blood |
| CA2448762A1 (en) * | 2001-05-30 | 2002-12-12 | Disan, Inc. | Pressure transduced chemical assay and method |
| US20040209373A1 (en) * | 2001-11-26 | 2004-10-21 | Dexsil Corporation | Method and apparatus for the determination of water in materials |
| US8945936B2 (en) * | 2011-04-06 | 2015-02-03 | Fresenius Medical Care Holdings, Inc. | Measuring chemical properties of a sample fluid in dialysis systems |
| KR102180627B1 (ko) * | 2017-12-04 | 2020-11-18 | 주식회사 엘지화학 | 자동화된 시료 열분해 장치 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2680060A (en) * | 1951-08-21 | 1954-06-01 | Kopp Scient Inc | Ultramicrogasometer for determining gases in body fluids |
| US2974018A (en) * | 1959-02-03 | 1961-03-07 | Arthur H Thomas Company | Volumetric apparatus for determining the gas content of liquids |
| AT278712B (de) * | 1968-04-30 | 1970-02-10 | H C Hans Dipl Ing Dr Dr List | Zusatzeinrichtung für die Mikroblutgasanalyse |
| BE795797A (fr) * | 1972-02-22 | 1973-06-18 | American Hospital Supply Corp | Procede et appareil pour la determination de la teneur d'anhydride carbonique de prelevements sanguins |
-
1975
- 1975-06-02 US US05/582,680 patent/US3973912A/en not_active Expired - Lifetime
- 1975-11-25 CA CA240,372A patent/CA1044124A/en not_active Expired
- 1975-11-25 GB GB48371/75A patent/GB1525987A/en not_active Expired
- 1975-12-05 AU AU87299/75A patent/AU500896B2/en not_active Expired
- 1975-12-08 PH PH17847A patent/PH12221A/en unknown
- 1975-12-12 JP JP50149035A patent/JPS51148489A/ja active Granted
- 1975-12-12 NZ NZ179535A patent/NZ179535A/xx unknown
- 1975-12-16 IT IT30372/75A patent/IT1051079B/it active
- 1975-12-17 BE BE162833A patent/BE836744A/xx not_active IP Right Cessation
- 1975-12-18 BR BR8391/75A patent/BR7508391A/pt unknown
-
1976
- 1976-01-20 DE DE2601918A patent/DE2601918C2/de not_active Expired
- 1976-02-04 PT PT64774A patent/PT64774B/pt unknown
- 1976-03-11 FR FR7606989A patent/FR2313674A1/fr active Granted
- 1976-05-21 ES ES448167A patent/ES448167A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BR7508391A (pt) | 1977-01-18 |
| PT64774B (fr) | 1977-08-16 |
| US3973912A (en) | 1976-08-10 |
| ES448167A1 (es) | 1977-07-01 |
| BE836744A (fr) | 1976-04-16 |
| AU8729975A (en) | 1977-06-09 |
| IT1051079B (it) | 1981-04-21 |
| PH12221A (en) | 1978-11-29 |
| GB1525987A (en) | 1978-09-27 |
| CA1044124A (en) | 1978-12-12 |
| FR2313674B1 (OSRAM) | 1978-10-13 |
| JPS5725073B2 (OSRAM) | 1982-05-27 |
| PT64774A (fr) | 1976-03-01 |
| NZ179535A (en) | 1978-03-06 |
| DE2601918A1 (de) | 1976-12-16 |
| FR2313674A1 (fr) | 1976-12-31 |
| AU500896B2 (en) | 1979-06-07 |
| JPS51148489A (en) | 1976-12-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: G01N 33/84 |
|
| 8181 | Inventor (new situation) |
Free format text: TRAFTON, JOHN EDWARD, WOODBURY, N.J., US NICHOLS, PHILIP EDWARD, RIDLEY PARK, PA., US HAYNES, ROYCE, SEWELL, N.J., US |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |