SE513980C2 - Sätt och anordning för bestämning av effektiv lungvolym - Google Patents
Sätt och anordning för bestämning av effektiv lungvolymInfo
- Publication number
- SE513980C2 SE513980C2 SE9704159A SE9704159A SE513980C2 SE 513980 C2 SE513980 C2 SE 513980C2 SE 9704159 A SE9704159 A SE 9704159A SE 9704159 A SE9704159 A SE 9704159A SE 513980 C2 SE513980 C2 SE 513980C2
- Authority
- SE
- Sweden
- Prior art keywords
- carbon dioxide
- breath
- evg
- determining
- patient
- Prior art date
Links
- 210000004072 lung Anatomy 0.000 title claims abstract description 58
- 238000000034 method Methods 0.000 title claims abstract description 29
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 92
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 47
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 45
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 22
- 239000008280 blood Substances 0.000 claims abstract description 19
- 210000004369 blood Anatomy 0.000 claims abstract description 19
- 230000000241 respiratory effect Effects 0.000 claims abstract description 3
- 244000144985 peep Species 0.000 claims description 20
- 206010038669 Respiratory arrest Diseases 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 5
- 230000004199 lung function Effects 0.000 claims 2
- 238000013213 extrapolation Methods 0.000 claims 1
- 230000002685 pulmonary effect Effects 0.000 abstract description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 4
- 229910052760 oxygen Inorganic materials 0.000 abstract 4
- 239000001301 oxygen Substances 0.000 abstract 4
- 101150015738 Fev gene Proteins 0.000 abstract 2
- 102100037681 Protein FEV Human genes 0.000 abstract 2
- 239000007789 gas Substances 0.000 abstract 1
- 230000009325 pulmonary function Effects 0.000 abstract 1
- 238000002560 therapeutic procedure Methods 0.000 description 6
- 210000001519 tissue Anatomy 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 206010006322 Breath holding Diseases 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 2
- 230000008034 disappearance Effects 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 230000035479 physiological effects, processes and functions Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 206010014561 Emphysema Diseases 0.000 description 1
- 208000019693 Lung disease Diseases 0.000 description 1
- 206010037423 Pulmonary oedema Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- RVRCFVVLDHTFFA-UHFFFAOYSA-N heptasodium;tungsten;nonatriacontahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[W].[W].[W].[W].[W].[W].[W].[W].[W].[W].[W] RVRCFVVLDHTFFA-UHFFFAOYSA-N 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 208000005333 pulmonary edema Diseases 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000036387 respiratory rate Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 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
- A61B5/083—Measuring rate of metabolism by using breath test, e.g. measuring rate of oxygen consumption
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Pulmonology (AREA)
- Physics & Mathematics (AREA)
- Obesity (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Emergency Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Physiology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- External Artificial Organs (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9704159A SE513980C2 (sv) | 1997-11-13 | 1997-11-13 | Sätt och anordning för bestämning av effektiv lungvolym |
| JP2000520686A JP2001522682A (ja) | 1997-11-13 | 1998-11-13 | ガス交換のための肺機能のパラメータを決定するための方法および装置 |
| PCT/SE1998/002055 WO1999025244A1 (en) | 1997-11-13 | 1998-11-13 | Method and apparatus for determining a pulmonary function parameter for gas exchange |
| EP98956070A EP1030593B1 (de) | 1997-11-13 | 1998-11-13 | Verfahren und vorrichtung zur bestimmung einer lungenfunktionsgrösse mittels gasaustausch |
| AT98956070T ATE261262T1 (de) | 1997-11-13 | 1998-11-13 | Verfahren und vorrichtung zur bestimmung einer lungenfunktionsgrösse mittels gasaustausch |
| DE69822324T DE69822324D1 (de) | 1997-11-13 | 1998-11-13 | Verfahren und vorrichtung zur bestimmung einer lungenfunktionsgrösse mittels gasaustausch |
| US09/554,441 US6302851B1 (en) | 1997-11-13 | 1998-11-13 | Method and apparatus for determining a pulmonary function parameter for gas exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9704159A SE513980C2 (sv) | 1997-11-13 | 1997-11-13 | Sätt och anordning för bestämning av effektiv lungvolym |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE9704159D0 SE9704159D0 (sv) | 1997-11-13 |
| SE9704159L SE9704159L (sv) | 1999-05-14 |
| SE513980C2 true SE513980C2 (sv) | 2000-12-04 |
Family
ID=20408969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE9704159A SE513980C2 (sv) | 1997-11-13 | 1997-11-13 | Sätt och anordning för bestämning av effektiv lungvolym |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6302851B1 (de) |
| EP (1) | EP1030593B1 (de) |
| JP (1) | JP2001522682A (de) |
| AT (1) | ATE261262T1 (de) |
| DE (1) | DE69822324D1 (de) |
| SE (1) | SE513980C2 (de) |
| WO (1) | WO1999025244A1 (de) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6099481A (en) * | 1997-11-03 | 2000-08-08 | Ntc Technology, Inc. | Respiratory profile parameter determination method and apparatus |
| JP2002501806A (ja) * | 1998-02-05 | 2002-01-22 | ジェームズ アール モールト | 呼吸ガス分析を用いた代謝熱量測定装置 |
| US6071237A (en) * | 1999-02-19 | 2000-06-06 | Institute Of Critical Care Medicine | Device and method for assessing perfusion failure in a patient during endotracheal intubation |
| US7699788B2 (en) | 2000-02-22 | 2010-04-20 | Ric Investments, Llc. | Noninvasive effective lung volume estimation |
| US6532956B2 (en) * | 2000-03-30 | 2003-03-18 | Respironics, Inc. | Parameter variation for proportional assist ventilation or proportional positive airway pressure support devices |
| ATE418914T1 (de) | 2001-03-05 | 2009-01-15 | Instrumentarium Corp | Verfahren zur nicht-invasiven bestimmung des zustandes des kreislaufes eines individuums |
| SE0101912D0 (sv) * | 2001-05-29 | 2001-05-29 | A & Science Invest Ab | a method and an apparatus for measuring functional, residual capacity (FRC) and cardiac output (CO) |
| US20030051733A1 (en) * | 2001-09-10 | 2003-03-20 | Pulmonx | Method and apparatus for endobronchial diagnosis |
| US6575918B2 (en) * | 2001-09-27 | 2003-06-10 | Charlotte-Mecklenburg Hospital | Non-invasive device and method for the diagnosis of pulmonary vascular occlusions |
| US20030225339A1 (en) * | 2002-05-06 | 2003-12-04 | Respironics Novametrix | Methods for inducing temporary changes in ventilation for estimation of hemodynamic performance |
| US6951216B2 (en) | 2002-12-19 | 2005-10-04 | Instrumentarium Corp. | Apparatus and method for use in non-invasively determining conditions in the circulatory system of a subject |
| US7282032B2 (en) * | 2003-06-03 | 2007-10-16 | Miller Thomas P | Portable respiratory diagnostic device |
| US7241269B2 (en) | 2003-09-02 | 2007-07-10 | Respiratory Management Technology | Apparatus and method for delivery of an aerosol |
| US7427269B2 (en) * | 2005-12-12 | 2008-09-23 | The Regents Of The University Of California | Accurate method to characterize airway nitric oxide using different breath-hold times including axial diffusion of nitric oxide using heliox and breath hold |
| US20090308393A1 (en) * | 2008-06-17 | 2009-12-17 | Luceros Wilfredo P | Medical diagnostic cart and method of use |
| US8776792B2 (en) | 2011-04-29 | 2014-07-15 | Covidien Lp | Methods and systems for volume-targeted minimum pressure-control ventilation |
| US9993604B2 (en) | 2012-04-27 | 2018-06-12 | Covidien Lp | Methods and systems for an optimized proportional assist ventilation |
| US9375542B2 (en) | 2012-11-08 | 2016-06-28 | Covidien Lp | Systems and methods for monitoring, managing, and/or preventing fatigue during ventilation |
| US9358355B2 (en) | 2013-03-11 | 2016-06-07 | Covidien Lp | Methods and systems for managing a patient move |
| WO2019099185A1 (en) | 2017-11-14 | 2019-05-23 | Covidien Lp | Methods and systems for drive pressure spontaneous ventilation |
| US11517691B2 (en) | 2018-09-07 | 2022-12-06 | Covidien Lp | Methods and systems for high pressure controlled ventilation |
| SE545548C2 (en) | 2022-11-25 | 2023-10-17 | Sensebreath Ab | Lung function measurement arrangement |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4440177A (en) * | 1980-07-03 | 1984-04-03 | Medical Graphics Corporation | Respiratory analyzer system |
| US5197481A (en) * | 1985-10-10 | 1993-03-30 | Joseph Fisher | Non-invasive method and apparatus for measuring mixed venous blood pressure (pvCO2) and other physiological variables |
| US5072737A (en) * | 1989-04-12 | 1991-12-17 | Puritan-Bennett Corporation | Method and apparatus for metabolic monitoring |
| WO1993025142A2 (en) * | 1992-06-16 | 1993-12-23 | Natus Medical, Inc. | In vivo measurement of end-tidal carbon monoxide concentration apparatus and methods and filters therefor |
| US5293875A (en) * | 1992-06-16 | 1994-03-15 | Natus Medical Incorporated | In-vivo measurement of end-tidal carbon monoxide concentration apparatus and methods |
-
1997
- 1997-11-13 SE SE9704159A patent/SE513980C2/sv not_active IP Right Cessation
-
1998
- 1998-11-13 EP EP98956070A patent/EP1030593B1/de not_active Expired - Lifetime
- 1998-11-13 DE DE69822324T patent/DE69822324D1/de not_active Expired - Lifetime
- 1998-11-13 US US09/554,441 patent/US6302851B1/en not_active Expired - Lifetime
- 1998-11-13 WO PCT/SE1998/002055 patent/WO1999025244A1/en not_active Ceased
- 1998-11-13 AT AT98956070T patent/ATE261262T1/de not_active IP Right Cessation
- 1998-11-13 JP JP2000520686A patent/JP2001522682A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US6302851B1 (en) | 2001-10-16 |
| EP1030593A1 (de) | 2000-08-30 |
| WO1999025244A1 (en) | 1999-05-27 |
| EP1030593B1 (de) | 2004-03-10 |
| JP2001522682A (ja) | 2001-11-20 |
| SE9704159D0 (sv) | 1997-11-13 |
| ATE261262T1 (de) | 2004-03-15 |
| DE69822324D1 (de) | 2004-04-15 |
| SE9704159L (sv) | 1999-05-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| SE513980C2 (sv) | Sätt och anordning för bestämning av effektiv lungvolym | |
| US7018340B2 (en) | Apparatus and method for non-invasively measuring cardiac output | |
| JP3553160B2 (ja) | 肺の機能的残気量の決定に関して換気装置を制御する方法および機能的残気量の決定のための換気装置 | |
| US6955651B2 (en) | Algorithms, systems, and methods for estimating carbon dioxide stores, transforming respiratory gas measurements, and obtaining accurate noninvasive pulmonary capillary blood flow and cardiac output measurements | |
| US6238351B1 (en) | Method for compensating for non-metabolic changes in respiratory or blood gas profile parameters | |
| CN102469954B (zh) | 确定呼出一氧化氮的方法和设备 | |
| US7699788B2 (en) | Noninvasive effective lung volume estimation | |
| US20040171950A1 (en) | Method and apparatus for determining cardiac output | |
| US6200271B1 (en) | Bi-directional partial re-breathing method | |
| US20080228096A1 (en) | End-Tidal Gas Estimation System and Method | |
| US20090118633A1 (en) | End-Tidal Gas Estimation System and Method | |
| US20070123792A1 (en) | System and method for determining airway obstruction | |
| US6210342B1 (en) | Bi-directional partial re-breathing method | |
| US6059732A (en) | ISO-volumetric method of measuring carbon dioxide elimination | |
| JP2004532672A (ja) | 実質上等しい再呼吸期および非再呼吸期を変動させることを含む再呼吸法 | |
| EP1238631A1 (de) | Verfahren zur nicht-invasiven Bestimmung des Zustandes des Kreislaufes eines Individuums | |
| US7766857B2 (en) | Non-invasive determination of cardiac output, gas exchange and arterial blood gas concentration | |
| US20060004297A1 (en) | Lung model-based cardiopulmonary performance determination | |
| EP1510232A1 (de) | Vorrichtung und Verfahren zum Anzeigen der Beatmungsinhomogenitäten in den Lungen | |
| JP2002529183A (ja) | 心搏出量の被侵襲的判定方法及び装置 | |
| EP1547523A1 (de) | Verfahren und Vorrichtung zur Synchronisation der Atemgasmessungen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |