CA2463088C - Auto-titration pressure support system and method of using same - Google Patents
Auto-titration pressure support system and method of using same Download PDFInfo
- Publication number
- CA2463088C CA2463088C CA2463088A CA2463088A CA2463088C CA 2463088 C CA2463088 C CA 2463088C CA 2463088 A CA2463088 A CA 2463088A CA 2463088 A CA2463088 A CA 2463088A CA 2463088 C CA2463088 C CA 2463088C
- Authority
- CA
- Canada
- Prior art keywords
- pressure
- control layer
- patient
- flow
- control
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title claims abstract description 70
- 238000004448 titration Methods 0.000 title claims description 18
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 136
- 230000008569 process Effects 0.000 claims abstract description 33
- 206010021079 Hypopnoea Diseases 0.000 claims description 180
- 208000008784 apnea Diseases 0.000 claims description 122
- 206010041235 Snoring Diseases 0.000 claims description 90
- 238000001514 detection method Methods 0.000 claims description 90
- 238000012544 monitoring process Methods 0.000 claims description 79
- 230000004913 activation Effects 0.000 claims description 8
- 230000001747 exhibiting effect Effects 0.000 claims description 5
- 230000003434 inspiratory effect Effects 0.000 abstract description 82
- 238000004458 analytical method Methods 0.000 abstract description 35
- 239000007789 gas Substances 0.000 description 43
- 230000000414 obstructive effect Effects 0.000 description 31
- 208000003417 Central Sleep Apnea Diseases 0.000 description 29
- 230000007423 decrease Effects 0.000 description 28
- 230000008859 change Effects 0.000 description 25
- 230000000241 respiratory effect Effects 0.000 description 18
- 230000007774 longterm Effects 0.000 description 15
- 238000004364 calculation method Methods 0.000 description 11
- 230000004044 response Effects 0.000 description 11
- 238000007796 conventional method Methods 0.000 description 10
- 230000006870 function Effects 0.000 description 10
- 238000001994 activation Methods 0.000 description 8
- 230000006872 improvement Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 6
- 238000006731 degradation reaction Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 238000010606 normalization Methods 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 230000007958 sleep Effects 0.000 description 6
- 230000003247 decreasing effect Effects 0.000 description 5
- 208000001797 obstructive sleep apnea Diseases 0.000 description 5
- 238000002560 therapeutic procedure Methods 0.000 description 5
- 206010013975 Dyspnoeas Diseases 0.000 description 4
- 239000003570 air Substances 0.000 description 4
- 238000013459 approach Methods 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000001595 flow curve Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 230000000593 degrading effect Effects 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 208000035475 disorder Diseases 0.000 description 3
- 238000007619 statistical method Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 2
- 230000037007 arousal Effects 0.000 description 2
- 238000004422 calculation algorithm Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 230000008667 sleep stage Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 206010007559 Cardiac failure congestive Diseases 0.000 description 1
- 208000007590 Disorders of Excessive Somnolence Diseases 0.000 description 1
- 206010019280 Heart failures Diseases 0.000 description 1
- 206010020772 Hypertension Diseases 0.000 description 1
- 241000272168 Laridae Species 0.000 description 1
- 108010064719 Oxyhemoglobins Proteins 0.000 description 1
- 206010062519 Poor quality sleep Diseases 0.000 description 1
- 208000008166 Right Ventricular Dysfunction Diseases 0.000 description 1
- 208000010340 Sleep Deprivation Diseases 0.000 description 1
- 206010041349 Somnolence Diseases 0.000 description 1
- 206010063968 Upper airway resistance syndrome Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 206010003119 arrhythmia Diseases 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000001269 cardiogenic effect Effects 0.000 description 1
- 208000010877 cognitive disease Diseases 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000009429 distress Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000012913 prioritisation Methods 0.000 description 1
- 210000001147 pulmonary artery Anatomy 0.000 description 1
- 230000036385 rapid eye movement (rem) sleep Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000019254 respiratory burst Effects 0.000 description 1
- 230000001020 rhythmical effect Effects 0.000 description 1
- 230000006814 right ventricular dysfunction Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 201000002859 sleep apnea Diseases 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 230000026676 system process Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 238000002627 tracheal intubation Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/021—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes operated by electrical means
- A61M16/022—Control means therefor
- A61M16/024—Control means therefor including calculation means, e.g. using a processor
- A61M16/026—Control means therefor including calculation means, e.g. using a processor specially adapted for predicting, e.g. for determining an information representative of a flow limitation during a ventilation cycle by using a root square technique or a regression analysis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/0057—Pumps therefor
- A61M16/0063—Compressors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
- A61M2016/0015—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors
- A61M2016/0018—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors electrical
- A61M2016/0021—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors electrical with a proportional output signal, e.g. from a thermistor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
- A61M2016/0027—Accessories therefor, e.g. sensors, vibrators, negative pressure pressure meter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
- A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
- A61M2016/0033—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical
- A61M2016/0039—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the inspiratory circuit
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/15—Detection of leaks
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/50—General characteristics of the apparatus with microprocessors or computers
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Pulmonology (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- Emergency Medicine (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Control Of Fluid Pressure (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US32925001P | 2001-10-12 | 2001-10-12 | |
| US60/329,250 | 2001-10-12 | ||
| US33183801P | 2001-11-20 | 2001-11-20 | |
| US60/331,838 | 2001-11-20 | ||
| US10/268,406 US7168429B2 (en) | 2001-10-12 | 2002-10-10 | Auto-titration pressure support system and method of using same |
| PCT/US2002/032715 WO2003030804A2 (en) | 2001-10-12 | 2002-10-11 | Auto-titration pressure support system and method of using same |
| US10/268,406 | 2003-09-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2463088A1 CA2463088A1 (en) | 2003-04-17 |
| CA2463088C true CA2463088C (en) | 2012-03-27 |
Family
ID=27402071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2463088A Expired - Lifetime CA2463088C (en) | 2001-10-12 | 2002-10-11 | Auto-titration pressure support system and method of using same |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US7168429B2 (https=) |
| EP (4) | EP2374491A3 (https=) |
| JP (1) | JP4403223B2 (https=) |
| AU (3) | AU2002334998B2 (https=) |
| BR (2) | BRPI0213151B8 (https=) |
| CA (1) | CA2463088C (https=) |
| DE (1) | DE60237626D1 (https=) |
| WO (1) | WO2003030804A2 (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11759677B2 (en) | 2018-02-16 | 2023-09-19 | University Of Louisville Research Foundation, Inc. | Respiratory training and airway pressure monitoring device |
Families Citing this family (168)
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| CA2421808C (en) * | 2000-09-28 | 2009-12-15 | Invacare Corporation | Carbon dioxide-based bi-level cpap control |
| AUPR315401A0 (en) * | 2001-02-16 | 2001-03-15 | Resmed Limited | An apparatus for supplying clean breathable gas |
| US7938114B2 (en) * | 2001-10-12 | 2011-05-10 | Ric Investments Llc | Auto-titration bi-level pressure support system and method of using same |
| AU2003216622A1 (en) * | 2002-03-08 | 2003-09-22 | Kaerys S.A. | Apparatus to assist a patient's breathing with a variable ramp period to rise to treatment pressure |
| DE10253947C1 (de) * | 2002-11-19 | 2003-12-04 | Seleon Gmbh | Verfahren zur Kompensation des Druckabfalls an einem Beatmungsschlauch, Beatmungsgerät sowie Speichermedium |
| US7252640B2 (en) * | 2002-12-04 | 2007-08-07 | Cardiac Pacemakers, Inc. | Detection of disordered breathing |
| US7189204B2 (en) * | 2002-12-04 | 2007-03-13 | Cardiac Pacemakers, Inc. | Sleep detection using an adjustable threshold |
| DE10337138A1 (de) * | 2003-08-11 | 2005-03-17 | Freitag, Lutz, Dr. | Verfahren und Anordnung zur Atmungsunterstützung eines Patienten sowie Luftröhrenprothese und Katheter |
| US7588033B2 (en) | 2003-06-18 | 2009-09-15 | Breathe Technologies, Inc. | Methods, systems and devices for improving ventilation in a lung area |
| US7152598B2 (en) * | 2003-06-23 | 2006-12-26 | Invacare Corporation | System and method for providing a breathing gas |
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| EP4049703B1 (en) | 2004-08-20 | 2023-09-27 | Fisher & Paykel Healthcare Limited | Apparatus for measuring properties of gases supplied to a patient |
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| SE529989C2 (sv) * | 2004-09-03 | 2008-01-29 | Ric Investments Llc | Gasregulator |
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| US7717110B2 (en) * | 2004-10-01 | 2010-05-18 | Ric Investments, Llc | Method and apparatus for treating Cheyne-Stokes respiration |
| DE102004051373A1 (de) * | 2004-10-21 | 2006-04-27 | Map Medizin-Technologie Gmbh | Vorrichtung und Verfahren zur Auswertung eines hinsichtlich der Atmung einer Person indikativen Signales |
| US10512429B2 (en) | 2004-12-23 | 2019-12-24 | ResMed Pty Ltd | Discrimination of cheyne-stokes breathing patterns by use of oximetry signals |
| NZ593988A (en) * | 2004-12-23 | 2012-12-21 | Resmed Ltd | Apparatus and method of diagnosis of Cheyne-Stokes breathing in a person |
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| US11696992B2 (en) | 2005-09-12 | 2023-07-11 | ResMed Pty Ltd | High flow therapy device utilizing a non-sealing respiratory interface and related methods |
| US11833301B2 (en) | 2005-09-12 | 2023-12-05 | ResMed Pty Ltd | High flow therapy device utilizing a non-sealing respiratory interface and related methods |
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| US11458270B2 (en) * | 2005-09-12 | 2022-10-04 | ResMed Pty Ltd | High flow therapy device utilizing a non-sealing respiratory interface and related methods |
| US11497407B2 (en) | 2005-09-12 | 2022-11-15 | ResMed Pty Ltd | High flow therapy device utilizing a non-sealing respiratory interface and related methods |
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