CA2857251C - Method and device for measuring a component in exhaled breath - Google Patents
Method and device for measuring a component in exhaled breath Download PDFInfo
- Publication number
- CA2857251C CA2857251C CA2857251A CA2857251A CA2857251C CA 2857251 C CA2857251 C CA 2857251C CA 2857251 A CA2857251 A CA 2857251A CA 2857251 A CA2857251 A CA 2857251A CA 2857251 C CA2857251 C CA 2857251C
- Authority
- CA
- Canada
- Prior art keywords
- exhaled breath
- conduit
- flow
- buffer
- buffer chamber
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims description 19
- 239000012530 fluid Substances 0.000 claims abstract description 102
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 88
- 230000004044 response Effects 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims 10
- 238000005259 measurement Methods 0.000 description 22
- 239000003570 air Substances 0.000 description 21
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 13
- 210000002345 respiratory system Anatomy 0.000 description 13
- 239000012080 ambient air Substances 0.000 description 12
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 11
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 9
- 210000004072 lung Anatomy 0.000 description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 7
- 239000001569 carbon dioxide Substances 0.000 description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 229910002091 carbon monoxide Inorganic materials 0.000 description 5
- 235000019441 ethanol Nutrition 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 230000000241 respiratory effect Effects 0.000 description 5
- 210000000214 mouth Anatomy 0.000 description 4
- 210000001331 nose Anatomy 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 210000000621 bronchi Anatomy 0.000 description 3
- 210000004027 cell Anatomy 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 210000003800 pharynx Anatomy 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 206010061218 Inflammation Diseases 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007717 exclusion Effects 0.000 description 2
- 230000004054 inflammatory process Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Natural products C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 2
- 239000012286 potassium permanganate Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000013313 FeNO test Methods 0.000 description 1
- 102000001554 Hemoglobins Human genes 0.000 description 1
- 108010054147 Hemoglobins Proteins 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000002889 endothelial cell Anatomy 0.000 description 1
- 210000000981 epithelium Anatomy 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 210000004969 inflammatory cell Anatomy 0.000 description 1
- 230000002757 inflammatory effect Effects 0.000 description 1
- 210000000867 larynx Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013206 minimal dilution Methods 0.000 description 1
- 210000001989 nasopharynx Anatomy 0.000 description 1
- 210000002569 neuron Anatomy 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 238000002627 tracheal intubation Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 229910001868 water Inorganic materials 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Measuring devices for evaluating the respiratory organs
- A61B5/082—Evaluation by breath analysis, e.g. determination of the chemical composition of exhaled breath
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Measuring devices for evaluating the respiratory organs
- A61B5/097—Devices for facilitating collection of breath or for directing breath into or through measuring devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Chemical & Material Sciences (AREA)
- Biophysics (AREA)
- Medical Informatics (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Physiology (AREA)
- Pulmonology (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Hematology (AREA)
- Medicinal Chemistry (AREA)
- Urology & Nephrology (AREA)
- Food Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Sampling And Sample Adjustment (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161579026P | 2011-12-22 | 2011-12-22 | |
| SE1151262-1 | 2011-12-22 | ||
| US61/579,026 | 2011-12-22 | ||
| SE1151262 | 2011-12-22 | ||
| PCT/SE2012/051452 WO2013095284A1 (en) | 2011-12-22 | 2012-12-20 | Method and device for measuring a component in exhaled breath |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2857251A1 CA2857251A1 (en) | 2013-06-27 |
| CA2857251C true CA2857251C (en) | 2020-06-16 |
Family
ID=48668973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2857251A Active CA2857251C (en) | 2011-12-22 | 2012-12-20 | Method and device for measuring a component in exhaled breath |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US10130284B2 (cg-RX-API-DMAC7.html) |
| EP (2) | EP3871599A1 (cg-RX-API-DMAC7.html) |
| JP (1) | JP6203750B2 (cg-RX-API-DMAC7.html) |
| CN (1) | CN104023632B (cg-RX-API-DMAC7.html) |
| AU (1) | AU2012354234B2 (cg-RX-API-DMAC7.html) |
| BR (1) | BR112014015480B8 (cg-RX-API-DMAC7.html) |
| CA (1) | CA2857251C (cg-RX-API-DMAC7.html) |
| WO (1) | WO2013095284A1 (cg-RX-API-DMAC7.html) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10034621B2 (en) | 2011-12-21 | 2018-07-31 | Capnia, Inc. | Collection and analysis of a volume of exhaled gas with compensation for the frequency of a breathing parameter |
| US9057691B2 (en) * | 2012-08-03 | 2015-06-16 | Alcotek, Inc. | Fuel cell housing for use in an alcohol breath tester |
| RU2015139004A (ru) | 2013-02-12 | 2017-03-20 | Кэпниа, Инк. | Устройство для отбора проб и хранения в реестре для анализа дыхательного газа |
| MX2016002627A (es) | 2013-08-30 | 2016-12-09 | Capnia Inc | Sistema de medicion de dioxido de carbono de neonatos. |
| JP2017072372A (ja) * | 2014-02-19 | 2017-04-13 | 株式会社東芝 | 呼気診断装置 |
| US10925515B2 (en) | 2014-05-22 | 2021-02-23 | Picomole Inc. | Alveolar breath collection apparatus |
| CN104406825B (zh) * | 2014-12-04 | 2017-04-26 | 中国核动力研究设计院 | 二氧化碳集气卡 |
| KR101835485B1 (ko) * | 2016-11-15 | 2018-03-08 | 미르호주식회사 | 휴대용 구취 감지 키트 |
| ES2901887T3 (es) * | 2016-11-29 | 2022-03-24 | Eth Zuerich | Analizador de quema de grasa |
| CA2998026A1 (en) | 2017-03-13 | 2018-09-13 | Picomole Inc. | Apparatus and method of optimizing laser system |
| US20180275116A1 (en) * | 2017-03-23 | 2018-09-27 | Ngk Spark Plug Co., Ltd. | Gas sensor |
| SE541748C2 (en) | 2017-07-10 | 2019-12-10 | Pexa Ab | System for collecting exhaled particles |
| US11703484B2 (en) * | 2017-07-28 | 2023-07-18 | Kyocera Corporation | Sensor module |
| US11209417B2 (en) * | 2017-10-12 | 2021-12-28 | Carrot, Inc. | Breath sensor apparatus and methods of use |
| JP7325006B2 (ja) * | 2018-03-30 | 2023-08-14 | パナソニックＩｐマネジメント株式会社 | ガス成分計測装置 |
| US11035789B2 (en) | 2019-04-03 | 2021-06-15 | Picomole Inc. | Cavity ring-down spectroscopy system and method of modulating a light beam therein |
| US11957451B2 (en) | 2019-12-31 | 2024-04-16 | Pivot Health Technologies Inc. | Breath sensor calibration methods and apparatus |
| US11320419B2 (en) * | 2020-01-30 | 2022-05-03 | International Business Machines Corporation | Sampling of breath gas |
| US11957450B2 (en) | 2020-02-28 | 2024-04-16 | Picomole Inc. | Apparatus and method for collecting a breath sample using an air circulation system |
| US11782049B2 (en) | 2020-02-28 | 2023-10-10 | Picomole Inc. | Apparatus and method for collecting a breath sample using a container with controllable volume |
| US11129545B1 (en) * | 2020-04-21 | 2021-09-28 | University Of South Florida | Systems and methods for detecting alcohol, acetone, and carbon monoxide in breath |
| GB202009153D0 (en) * | 2020-06-16 | 2020-07-29 | Univ Loughborough | Breath sampler |
| EP4236788B1 (en) * | 2020-10-29 | 2025-07-23 | Telophase Corporation | Rapid test breathalyzer |
| CN112754532A (zh) * | 2020-12-31 | 2021-05-07 | 江苏万联达医疗科技有限公司 | 呼气收集装置 |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2816499C2 (de) | 1978-04-15 | 1981-02-19 | Draegerwerk Ag, 2400 Luebeck | Verfahren und Anordnung zur Erkennung und Abtrennung des Alveolarluftanteiles aus der Atemluft |
| DE19545794C2 (de) * | 1995-12-08 | 1998-03-19 | Draegerwerk Ag | Gasprobenahmesystem mit einem Mundstück |
| SE9701150D0 (sv) * | 1997-03-27 | 1997-03-27 | Nitrograf Ab | Anordning för att utvärdera NO-halten i en utandad luftström |
| SE9703545D0 (sv) | 1997-09-30 | 1997-09-30 | Siemens Elema Ab | Förfarande för bestämning av koncentrationen av NO i en andningsgas samt en analysanordning för att utföra förfarandet |
| FI110839B (fi) * | 2001-05-11 | 2003-04-15 | Lauri Lehtimaeki | Menetelmä ja mittauslaitteisto uloshengitysilman typpioksidipitoisuuden mittaamiseksi |
| US6582376B2 (en) * | 2001-09-13 | 2003-06-24 | Pranalytica, Inc. | Alveolar breath collection device and method |
| US7192782B2 (en) | 2002-01-11 | 2007-03-20 | Ekips Technologies, Inc. | Method and apparatus for determining marker gas concentration in exhaled breath using an internal calibrating gas |
| US7101340B1 (en) | 2002-04-12 | 2006-09-05 | Braun Charles L | Spectroscopic breath profile analysis device and uses thereof for facilitating diagnosis of medical conditions |
| US20040077093A1 (en) * | 2002-07-12 | 2004-04-22 | Baxter International Inc. | Method and apparatus for the detection of the presence of a bacteria in the gastrointestinal tract of a subject |
| US6733464B2 (en) * | 2002-08-23 | 2004-05-11 | Hewlett-Packard Development Company, L.P. | Multi-function sensor device and methods for its use |
| JP4472533B2 (ja) * | 2002-09-16 | 2010-06-02 | アエロクライン・アクチボラゲット | 診断用ガス分析装置 |
| US8844528B2 (en) | 2003-02-18 | 2014-09-30 | Joseph Fisher | Breathing circuits to facilitate the measurement of cardiac output during controlled and spontaneous ventilation |
| US20060178592A1 (en) * | 2005-02-07 | 2006-08-10 | Aperson Biosystems Corp. | System and method for controlling the flow of exhaled breath during analysis |
| US20060200037A1 (en) * | 2005-03-02 | 2006-09-07 | Falasco Marianne R | System and method for selectively collecting exhaled air |
| US20080107569A1 (en) * | 2006-09-14 | 2008-05-08 | Stefano George B | Detecting nitric oxide |
| NL2000310C2 (nl) * | 2006-11-09 | 2008-05-13 | Univ Twente | Inrichting voor het meten van het ammoniakgehalte in een gasmengsel. |
| JP4968647B2 (ja) | 2007-03-09 | 2012-07-04 | 日本光電工業株式会社 | 呼気情報収集用アダプタおよび生体情報処理システム |
| US20080245366A1 (en) * | 2007-04-09 | 2008-10-09 | Jen-Shih Lee | Modality of flow regulators and mechanical ventilation systems |
| CN101742964A (zh) * | 2007-06-27 | 2010-06-16 | 皇家飞利浦电子股份有限公司 | 用于分析呼吸系统的发炎状态的装置 |
| US8652064B2 (en) | 2008-09-30 | 2014-02-18 | Covidien Lp | Sampling circuit for measuring analytes |
| JP4744618B2 (ja) * | 2009-04-13 | 2011-08-10 | シャープ株式会社 | ガス成分検出装置 |
| DE202009018824U1 (de) * | 2009-08-20 | 2013-09-10 | Siemens Aktiengesellschaft | Probenentnahmesystem für ein Gerät zur Atemgasanalyse |
| US9763600B2 (en) * | 2010-02-17 | 2017-09-19 | Koninklijke Philips N.V. | Nitric oxide measurement method and apparatus |
| EP2641074A2 (en) * | 2010-11-17 | 2013-09-25 | MD Innovate | Aerosol collection devices and methods of use |
-
2012
- 2012-12-20 BR BR112014015480A patent/BR112014015480B8/pt active IP Right Grant
- 2012-12-20 EP EP21157238.3A patent/EP3871599A1/en not_active Withdrawn
- 2012-12-20 JP JP2014548738A patent/JP6203750B2/ja active Active
- 2012-12-20 WO PCT/SE2012/051452 patent/WO2013095284A1/en not_active Ceased
- 2012-12-20 CN CN201280059457.9A patent/CN104023632B/zh active Active
- 2012-12-20 US US14/366,885 patent/US10130284B2/en active Active
- 2012-12-20 CA CA2857251A patent/CA2857251C/en active Active
- 2012-12-20 AU AU2012354234A patent/AU2012354234B2/en active Active
- 2012-12-20 EP EP12859942.0A patent/EP2793699B1/en active Active
-
2018
- 2018-11-09 US US16/185,681 patent/US20190076053A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP3871599A1 (en) | 2021-09-01 |
| CN104023632B (zh) | 2017-03-08 |
| EP2793699B1 (en) | 2021-02-17 |
| JP6203750B2 (ja) | 2017-09-27 |
| US20190076053A1 (en) | 2019-03-14 |
| EP2793699A1 (en) | 2014-10-29 |
| AU2012354234A1 (en) | 2014-06-19 |
| BR112014015480A2 (pt) | 2017-06-13 |
| BR112014015480B8 (pt) | 2023-01-31 |
| US10130284B2 (en) | 2018-11-20 |
| CA2857251A1 (en) | 2013-06-27 |
| EP2793699A4 (en) | 2015-07-29 |
| US20140358019A1 (en) | 2014-12-04 |
| CN104023632A (zh) | 2014-09-03 |
| BR112014015480B1 (pt) | 2022-03-15 |
| JP2015502830A (ja) | 2015-01-29 |
| AU2012354234B2 (en) | 2017-03-02 |
| WO2013095284A1 (en) | 2013-06-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20171204 |