JP2008519661A - 呼気圧力調整式人工呼吸器 - Google Patents
呼気圧力調整式人工呼吸器 Download PDFInfo
- Publication number
- JP2008519661A JP2008519661A JP2007541315A JP2007541315A JP2008519661A JP 2008519661 A JP2008519661 A JP 2008519661A JP 2007541315 A JP2007541315 A JP 2007541315A JP 2007541315 A JP2007541315 A JP 2007541315A JP 2008519661 A JP2008519661 A JP 2008519661A
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- Prior art keywords
- pressure
- conduit
- flow
- valve
- ventilator
- 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.)
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-
- 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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/20—Valves specially adapted to medical respiratory devices
-
- 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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/20—Valves specially adapted to medical respiratory devices
- A61M16/208—Non-controlled one-way valves, e.g. exhalation, check, pop-off non-rebreathing valves
-
- 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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/20—Valves specially adapted to medical respiratory devices
- A61M16/201—Controlled valves
- A61M16/202—Controlled valves electrically actuated
- A61M16/203—Proportional
- A61M16/205—Proportional used for exhalation control
-
- 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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/20—Valves specially adapted to medical respiratory devices
- A61M16/208—Non-controlled one-way valves, e.g. exhalation, check, pop-off non-rebreathing valves
- A61M16/209—Relief valves
-
- 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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/021—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; 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. mouth-to-mouth respiration; 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. mouth-to-mouth respiration; 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
- A61M2016/0042—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the expiratory circuit
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S128/00—Surgery
- Y10S128/911—Unilimb inhalation-exhalation breathing tubes
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Emergency Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (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)
- Respiratory Apparatuses And Protective Means (AREA)
- Flow Control (AREA)
Abstract
【選択図】なし
Description
Claims (12)
- 使用者の気道に気体流を供給しかつ制御された方法により使用者の気道からの気体流を搬送する人工呼吸器において、
患者の気道からの気体流を搬送する導管(1,3)と、
導管に動作連結しかつ導管から排出される気体流の圧力又は流量を制御する第1の弁(7)と、
導管に動作連結されかつ導管内の気体の圧力を監視する第1のセンサ(10)と、
第1のセンサの出力に基づいて第1の弁を制御する制御部(12)とを備え、
第1のセンサと患者との間で導管内に流量制限器(8)を設け、第1の弁と流量制限器との間の導管内に第1の容量を形成すると共に、患者と流量制限器との間の導管内に第2の容量を形成し、
制御部は、第1のセンサにより監視される第1の容量内の圧力に基づいて第1の弁の作動を制御することを特徴とする人工呼吸器。 - 流量制限器は、固定された形状又は可変の形状を有する請求項1に記載の人工呼吸器。
- 流量制限器は、線形の圧力/流量特性又は非線形の圧力/流量特性を有する請求項1に記載の人工呼吸器。
- 流量制限器は、流量制限量を調節可能であり、
制御部は、流量制限器が付与する流量制限量を制御する請求項1に記載の人工呼吸器。 - 流量制限器と第1の弁との間の第1の導管に動作連結される空洞部(9)を更に備え、
空洞部は、第1の容量の少なくとも一部を形成する請求項1に記載の人工呼吸器。 - 空洞部に動作連結される第1のセンサは、空洞部内の気体の圧力を測定する請求項5に記載の人工呼吸器。
- 流量制限器と患者圧力との間の第1の導管に動作連結される第2のセンサを更に備え、
第2のセンサの出力に基づいて制御部により第1の弁を制御する請求項1に記載の人工呼吸器。 - 流量制限器と患者との間の第1の導管に動作連結する第2の弁を更に備え、
制御部により第2の弁を制御する請求項1に記載の人工呼吸器。 - 第2の弁を第1の導管に連結する第2の導管を更に備える請求項8に記載の人工呼吸器。
- 流量制限器と患者圧力との間の第1の導管に動作連結する第2のセンサを更に備え、
第1のセンサ、第2のセンサ又はその両方の出力に基づいて制御部により第1の弁、第2の弁又はその両方を制御する請求項8に記載の人工呼吸器。 - 第2の弁に沿う圧力降下量は、流量制限器及び第1の弁に沿う圧力降下量未満である請求項8に記載の人工呼吸器。
- 第1の弁(7)と流量制限器(8)との間を接続する機械的連結部(30)を更に備え、
第1の弁(7)の作動に基づいて、流量制限器(8)が行う流量制限の大きさ、形状又はその両方を変更する請求項1に記載の人工呼吸器。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0402741A SE528487C2 (sv) | 2004-11-11 | 2004-11-11 | Exspiratorisk tryckregulator |
SE0402741-0 | 2004-11-11 | ||
PCT/US2005/040736 WO2006053124A2 (en) | 2004-11-11 | 2005-11-09 | Expiratory pressure regulation in a ventilator |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008519661A true JP2008519661A (ja) | 2008-06-12 |
JP5130048B2 JP5130048B2 (ja) | 2013-01-30 |
Family
ID=33488208
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007541315A Expired - Fee Related JP5130048B2 (ja) | 2004-11-11 | 2005-11-09 | 呼気圧力調整式人工呼吸器 |
Country Status (8)
Country | Link |
---|---|
US (1) | US8230857B2 (ja) |
EP (1) | EP1809358B1 (ja) |
JP (1) | JP5130048B2 (ja) |
AU (1) | AU2005304476B2 (ja) |
BR (1) | BRPI0516142A (ja) |
CA (1) | CA2584423C (ja) |
SE (1) | SE528487C2 (ja) |
WO (1) | WO2006053124A2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016529922A (ja) * | 2013-03-15 | 2016-09-29 | ブリーズ・テクノロジーズ・インコーポレーテッド | デュアル圧力センサ患者用換気装置 |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5290770B2 (ja) * | 2006-01-30 | 2013-09-18 | ハミルトン・メディカル・アーゲー | O2コントローラ |
US20100170512A1 (en) * | 2007-05-30 | 2010-07-08 | Gilbert Jacobus Kuypers | Improvements to Electrically Operable Resuscitators |
US8505540B2 (en) | 2007-11-13 | 2013-08-13 | Apnicure, Inc. | Methods and systems for improving airway patency |
BRPI0914035A2 (pt) | 2008-10-17 | 2015-11-03 | Koninkl Philips Electronics Nv | ventilador e método para ventilar um paciente usando um ventilador |
EP2384173B1 (en) * | 2008-12-30 | 2013-07-17 | Koninklijke Philips Electronics N.V. | System and respiration appliance for supporting the airway of a subject |
US8393228B2 (en) * | 2010-05-18 | 2013-03-12 | Mindray Medical Sweden Ab | Method and system for measuring a flow |
WO2012085792A2 (en) * | 2010-12-21 | 2012-06-28 | Koninklijke Philips Electronics N.V. | Ventilator with integrated blower to provide negative or positive pressure in a ventilator system |
US8979823B2 (en) | 2011-02-09 | 2015-03-17 | Apnicure, Inc. | Saliva management system with continuous flow through oral device |
US9789273B2 (en) | 2011-05-13 | 2017-10-17 | Koninklijke Philips N.V. | Sensor and valve integrated into a patient interface |
GB201300403D0 (en) * | 2013-01-10 | 2013-02-20 | Smiths Medical Int Ltd | Flow sensors and apparatus |
US9833584B2 (en) | 2013-03-22 | 2017-12-05 | Breathe Technologies, Inc. | Portable ventilator secretion management system |
AU2016243801B2 (en) | 2015-04-02 | 2020-05-21 | Hill-Rom Services Pte. Ltd. | Manifold for respiratory device |
US11433211B2 (en) | 2016-03-17 | 2022-09-06 | Zoll Medical Corporation | Flow sensor for ventilation |
EP3528880B1 (en) | 2016-10-19 | 2021-07-07 | Teleflex Medical Incorporated | Moisture removal and condensation and humidity management apparatus for a breathing circuit |
EP4173664A3 (en) | 2017-07-10 | 2023-05-31 | Medline Industries, LP | Moisture removal and condensation and humidity management apparatus for a breathing circuit |
WO2021195600A1 (en) * | 2020-03-26 | 2021-09-30 | University Of Vermont And State Agricultural College | Ventilator and ventilator valve |
BE1029505B1 (nl) * | 2021-11-10 | 2023-01-17 | Medec Int | Werkwijze voor het beademen van een patient |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH03136665A (ja) * | 1990-07-03 | 1991-06-11 | I M I Kk | 人工呼吸器における呼気弁装置 |
US5551419A (en) * | 1994-12-15 | 1996-09-03 | Devilbiss Health Care, Inc. | Control for CPAP apparatus |
JPH08229129A (ja) * | 1995-01-26 | 1996-09-10 | Siemens Elema Ab | 接続用装置用のトランスファ関数を決めるための方法および呼吸用ガス供給、排除用の装置 |
JP3044578U (ja) * | 1996-06-20 | 1997-12-22 | ドレーゲルヴェルク アクチェンゲゼルシャフト | 呼吸装置 |
JP2001037881A (ja) * | 1999-07-30 | 2001-02-13 | Suzuki Motor Corp | 高頻度人工呼吸器 |
WO2003030717A2 (en) * | 2001-10-08 | 2003-04-17 | Circuit Tree Medical, Inc. | Non-linear flow restrictor for a medical aspiration system |
JP2004182202A (ja) * | 2002-12-06 | 2004-07-02 | Mitsubishi Heavy Ind Ltd | 車両用空気調和装置および車両用空気調和装置の制御方法 |
Family Cites Families (13)
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US3903881A (en) * | 1974-04-12 | 1975-09-09 | Bourns Inc | Respirator system and method |
US4256101A (en) * | 1979-03-05 | 1981-03-17 | Bourns Medical Systems, Inc. | Thermistor assist sensing |
US4459982A (en) * | 1982-09-13 | 1984-07-17 | Bear Medical Systems, Inc. | Servo-controlled demand regulator for respiratory ventilator |
US5540220A (en) * | 1994-12-08 | 1996-07-30 | Bear Medical Systems, Inc. | Pressure-limited, time-cycled pulmonary ventilation with volume-cycle override |
DE19516536C2 (de) * | 1995-05-05 | 1998-02-12 | Draegerwerk Ag | Beatmungsgerät |
US5881717A (en) * | 1997-03-14 | 1999-03-16 | Nellcor Puritan Bennett Incorporated | System and method for adjustable disconnection sensitivity for disconnection and occlusion detection in a patient ventilator |
US5918597A (en) * | 1998-01-15 | 1999-07-06 | Nellcor Puritan Bennett | Peep control in a piston ventilator |
US6076523A (en) * | 1998-01-15 | 2000-06-20 | Nellcor Puritan Bennett | Oxygen blending in a piston ventilator |
SE9801428D0 (sv) | 1998-04-23 | 1998-04-23 | Siemens Elema Ab | Narkosapparat samt ett förfarande vid narkosapparaten |
JP3768689B2 (ja) | 1998-07-31 | 2006-04-19 | スズキ株式会社 | 人工呼吸器 |
SE9902709D0 (sv) | 1999-07-15 | 1999-07-15 | Siemens Elema Ab | Förfarande för styrning av en exspirationsventil i en ventilator |
US7086098B2 (en) * | 2002-03-05 | 2006-08-08 | Maquet Critical Care Ab | Mechanical breathing aid with adaptive expiration control |
US6910674B2 (en) * | 2002-10-09 | 2005-06-28 | Maquet Critical Care Ab | Valve for use in a breathing apparatus |
-
2004
- 2004-11-11 SE SE0402741A patent/SE528487C2/sv not_active IP Right Cessation
-
2005
- 2005-11-09 CA CA2584423A patent/CA2584423C/en not_active Expired - Fee Related
- 2005-11-09 JP JP2007541315A patent/JP5130048B2/ja not_active Expired - Fee Related
- 2005-11-09 WO PCT/US2005/040736 patent/WO2006053124A2/en active Application Filing
- 2005-11-09 US US11/575,428 patent/US8230857B2/en active Active
- 2005-11-09 EP EP05819600.7A patent/EP1809358B1/en not_active Not-in-force
- 2005-11-09 AU AU2005304476A patent/AU2005304476B2/en not_active Ceased
- 2005-11-09 BR BRPI0516142-8A patent/BRPI0516142A/pt not_active Application Discontinuation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03136665A (ja) * | 1990-07-03 | 1991-06-11 | I M I Kk | 人工呼吸器における呼気弁装置 |
US5551419A (en) * | 1994-12-15 | 1996-09-03 | Devilbiss Health Care, Inc. | Control for CPAP apparatus |
JPH08229129A (ja) * | 1995-01-26 | 1996-09-10 | Siemens Elema Ab | 接続用装置用のトランスファ関数を決めるための方法および呼吸用ガス供給、排除用の装置 |
JP3044578U (ja) * | 1996-06-20 | 1997-12-22 | ドレーゲルヴェルク アクチェンゲゼルシャフト | 呼吸装置 |
JP2001037881A (ja) * | 1999-07-30 | 2001-02-13 | Suzuki Motor Corp | 高頻度人工呼吸器 |
WO2003030717A2 (en) * | 2001-10-08 | 2003-04-17 | Circuit Tree Medical, Inc. | Non-linear flow restrictor for a medical aspiration system |
JP2004182202A (ja) * | 2002-12-06 | 2004-07-02 | Mitsubishi Heavy Ind Ltd | 車両用空気調和装置および車両用空気調和装置の制御方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016529922A (ja) * | 2013-03-15 | 2016-09-29 | ブリーズ・テクノロジーズ・インコーポレーテッド | デュアル圧力センサ患者用換気装置 |
Also Published As
Publication number | Publication date |
---|---|
CA2584423A1 (en) | 2006-05-18 |
AU2005304476B2 (en) | 2011-08-11 |
AU2005304476A1 (en) | 2006-05-18 |
SE528487C2 (sv) | 2006-11-28 |
US8230857B2 (en) | 2012-07-31 |
EP1809358A4 (en) | 2013-01-09 |
BRPI0516142A (pt) | 2008-08-26 |
SE0402741L (sv) | 2006-05-12 |
EP1809358A2 (en) | 2007-07-25 |
WO2006053124A3 (en) | 2007-03-01 |
US20080168989A1 (en) | 2008-07-17 |
EP1809358B1 (en) | 2019-01-09 |
SE0402741D0 (sv) | 2004-11-11 |
WO2006053124A2 (en) | 2006-05-18 |
CA2584423C (en) | 2014-07-08 |
JP5130048B2 (ja) | 2013-01-30 |
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