CA1113842A - Apparatus for determining the alcohol concentration of the blood - Google Patents
Apparatus for determining the alcohol concentration of the bloodInfo
- Publication number
- CA1113842A CA1113842A CA334,235A CA334235A CA1113842A CA 1113842 A CA1113842 A CA 1113842A CA 334235 A CA334235 A CA 334235A CA 1113842 A CA1113842 A CA 1113842A
- Authority
- CA
- Canada
- Prior art keywords
- threshold value
- signal
- stage
- alcohol
- flip
- 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
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 239000008280 blood Substances 0.000 title claims abstract description 7
- 210000004369 blood Anatomy 0.000 title claims abstract description 7
- 238000005259 measurement Methods 0.000 claims abstract description 39
- 230000000241 respiratory effect Effects 0.000 claims abstract description 30
- 238000012806 monitoring device Methods 0.000 claims abstract description 7
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000000875 corresponding effect Effects 0.000 claims 1
- 238000005065 mining Methods 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 20
- 230000000870 hyperventilation Effects 0.000 description 12
- 208000000122 hyperventilation Diseases 0.000 description 12
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 206010006326 Breath odour Diseases 0.000 description 4
- 210000004072 lung Anatomy 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 2
- 125000000205 L-threonino group Chemical group [H]OC(=O)[C@@]([H])(N([H])[*])[C@](C([H])([H])[H])([H])O[H] 0.000 description 1
- 241001255830 Thema Species 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000013208 measuring procedure Methods 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
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/483—Physical analysis of biological material
- G01N33/497—Physical analysis of biological material of gaseous biological material, e.g. breath
- G01N33/4972—Determining alcohol content
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Food Science & Technology (AREA)
- Urology & Nephrology (AREA)
- Hematology (AREA)
- Biophysics (AREA)
- Medicinal Chemistry (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)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782836886 DE2836886A1 (de) | 1978-08-23 | 1978-08-23 | Geraet zur bestimmung der alkoholkonzentration des bluts |
| DEP2836886.7 | 1978-08-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1113842A true CA1113842A (en) | 1981-12-08 |
Family
ID=6047755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA334,235A Expired CA1113842A (en) | 1978-08-23 | 1979-08-22 | Apparatus for determining the alcohol concentration of the blood |
Country Status (2)
| Country | Link |
|---|---|
| CA (1) | CA1113842A (enrdf_load_stackoverflow) |
| DE (1) | DE2836886A1 (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5376555A (en) * | 1994-02-25 | 1994-12-27 | Intoximeters, Inc. | Method for testing breath alcohol with discrimination between alveolar and upper respiratory tract alcohol |
| FI102511B (fi) * | 1995-06-26 | 1998-12-31 | Instrumentarium Oy | Pitoisuusmittaus hengitysilmasta |
| DE19619763A1 (de) * | 1996-05-17 | 1997-11-20 | Univ Ludwigs Albert | Vorrichtung zur Entnahme von inspiratorischen und/oder exspiratorischen Atemgasproben |
| DE10061881C2 (de) * | 2000-12-12 | 2003-08-28 | Karl-Heinz Kraus | Vorrichtung zur Messung und Anzeige des Atemalkoholgehaltes |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3830630A (en) * | 1972-06-21 | 1974-08-20 | Triangle Environment Corp | Apparatus and method for alcoholic breath and other gas analysis |
-
1978
- 1978-08-23 DE DE19782836886 patent/DE2836886A1/de active Granted
-
1979
- 1979-08-22 CA CA334,235A patent/CA1113842A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2836886A1 (de) | 1980-03-13 |
| DE2836886C2 (enrdf_load_stackoverflow) | 1990-08-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |