JPH11514909A - 送風装置を基本とする換気装置への酸素混合 - Google Patents
送風装置を基本とする換気装置への酸素混合Info
- Publication number
- JPH11514909A JPH11514909A JP10512695A JP51269598A JPH11514909A JP H11514909 A JPH11514909 A JP H11514909A JP 10512695 A JP10512695 A JP 10512695A JP 51269598 A JP51269598 A JP 51269598A JP H11514909 A JPH11514909 A JP H11514909A
- Authority
- JP
- Japan
- Prior art keywords
- patient
- flow
- pressure
- gas
- oxygen
- 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.)
- Granted
Links
Classifications
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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
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/12—Preparation of respiratory gases or vapours by mixing different gases
-
- 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
- A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
- A61M16/0866—Passive resistors therefor
-
- 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
-
- 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
- A61M16/204—Proportional used for inhalation 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
- A61M16/0057—Pumps therefor
- A61M16/0066—Blowers or centrifugal pumps
-
- 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
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/105—Filters
- A61M16/106—Filters in a path
- A61M16/107—Filters in a path in the inspiratory path
-
- 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
- A61M16/0003—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
- A61M2016/0039—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the inspiratory circuit
Landscapes
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Pulmonology (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)
- Respiratory Apparatuses And Protective Means (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.患者の気道に加圧気体を供給する装置であり、該装置は以下の部分から成る : 該気体の流れを供給する気体流発生器手段、 患者の気道に、該気体を搬送する少なくとも一つの主導管部分から成り、患 者の気道に該気体流を供給する導管手段、 患者への該気体の主流が供給されるに伴い、患者に補助酸素を供給する手段 、 該補助酸素を供給する手段は、以下の部分から成る: 該装置の少なくとも一つの該主導管部分に、補助酸素の流れを導入する手 段、 該装置の少なくとも一つの該主導管部分への、補助酸素の流れを計測する 手段、 該計測手段は、該装置の少なくとも一つの該主導管部分へ流れる補助酸素 の流れを調整する手段から成り、次のうち少なくとも一つの機能を有する: 少なくとも一つの該主導管部分における該主流の大きさ、および 少なくとも一つの該主導管部分における該主流の向き。 2.該計測手段は、患者に投与されるべき補助酸素の予 め決められた濃度を選択するための手段を具えており、 前記流れ調整手段は、前記主導管部の少なくとも1つへの補助酸素の流れを 連続的に調節する手段を具えており、患者に投与される選択された濃度の補助酸 素をほぼ連続して確実に供給されるようにした請求項1の装置。 3.患者の気道に供給される該気体流の圧力を制御するための手段を更に具え、 該制御手段は、 気体流が患者の軌道へ供給される以前に、少なくとも1つの前記導管部分か ら前記気体流の一部が離脱するように選択的に換気する手段と、 患者が吐息する際、ガス流の少なくとも一部を前記排気手段を通じて方向付 け、患者の吐息によって生じた少なくとも一部の気体流を、少なくとも一つの主 導管部分から離脱させる手段と、 補助酸素が該気体主流へ導入時に、該排気手段へ補助酸素が直接に移送され ることを防止する手段 とを有する請求項1の装置。 4.患者の気道に加圧気体を供給するための装置において、患者の気道に供給さ れる気体流の圧力を制御する方法であり、該装置は気体流を供給するための気体 流発生器と、患者の気道に該気体流を供給するための導管手段から成り、該方法 は以下の工程から成る: 該導管手段において、患者の気道に向けて該気体の 主流を搬送すること、 患者への該気体の主流とともに、患者に補助酸素を提供すること、 補助酸素を供給する工程は、次の工程を含んでいる: 該装置の少なくとも一つの導管部分に補助酸素の流れを導入すること、 該装置の少なくとも一つの導管部分への補助酸素の流れを計測すること、 該計測工程は、前記装置の少なくとも一つの導管部分への補助酸素の流れ を調整する工程を含んでいて、次のうち少なくとも一つの機能を有する: 該装置の少なくとも一つの該主導管部分における該主流の大きさ、およ び 該装置の少なくとも一つの該主導管部分における該主流の向き。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/707,185 | 1996-09-03 | ||
US08/707,185 US5701883A (en) | 1996-09-03 | 1996-09-03 | Oxygen mixing in a blower-based ventilator |
PCT/US1997/014715 WO1998009677A1 (en) | 1996-09-03 | 1997-08-21 | Oxygen mixing in a blower-based ventilator |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH11514909A true JPH11514909A (ja) | 1999-12-21 |
JP3566970B2 JP3566970B2 (ja) | 2004-09-15 |
Family
ID=24840696
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51269598A Expired - Lifetime JP3566970B2 (ja) | 1996-09-03 | 1997-08-21 | 送風装置を基本とする換気装置への酸素混合 |
Country Status (8)
Country | Link |
---|---|
US (2) | US5701883A (ja) |
EP (1) | EP0876176B1 (ja) |
JP (1) | JP3566970B2 (ja) |
AU (1) | AU718468B2 (ja) |
CA (1) | CA2234397C (ja) |
DE (1) | DE69737089T2 (ja) |
ES (1) | ES2279549T3 (ja) |
WO (1) | WO1998009677A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008543473A (ja) * | 2005-06-23 | 2008-12-04 | エス・ア・イ・エム・エ | 独立の二次ユニットを備える呼吸補助装置 |
JP2010508523A (ja) * | 2006-10-31 | 2010-03-18 | アールアイシー・インベストメンツ・エルエルシー | 一つ以上のガス状検体の分圧の決定を較正するためのシステム及び方法 |
JP2015519119A (ja) * | 2012-05-11 | 2015-07-09 | コーニンクレッカ フィリップス エヌ ヴェ | 換気中に吸い込まれた酸素の比を決定するシステム及び方法 |
WO2018047767A1 (ja) * | 2016-09-12 | 2018-03-15 | 株式会社村田製作所 | 流体制御装置 |
Families Citing this family (152)
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DE69232480T2 (de) | 1991-12-20 | 2002-11-21 | Resmed Ltd., North Ryde | Beatmungsgerät zur Erzeugung von kontinuierlichem positiven Atemwegdruck (CPAP) |
US6675797B1 (en) | 1993-11-05 | 2004-01-13 | Resmed Limited | Determination of patency of the airway |
DE69435213D1 (de) | 1993-11-05 | 2009-07-16 | Resmed Ltd | Vorrichtung zur Bestimmung des Offenseins eines Atemwegs |
DE69422900T2 (de) | 1993-12-01 | 2000-06-08 | Resmed Ltd., North Ryde | Vorrichtung zur Erzeugung eines kontinuierlichen positiven Atemwegdruckes (CPAP) |
US6237593B1 (en) | 1993-12-03 | 2001-05-29 | Resmed Limited | Estimation of flow and detection of breathing CPAP treatment |
AUPN236595A0 (en) | 1995-04-11 | 1995-05-11 | Rescare Limited | Monitoring of apneic arousals |
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JP2008543473A (ja) * | 2005-06-23 | 2008-12-04 | エス・ア・イ・エム・エ | 独立の二次ユニットを備える呼吸補助装置 |
JP2010508523A (ja) * | 2006-10-31 | 2010-03-18 | アールアイシー・インベストメンツ・エルエルシー | 一つ以上のガス状検体の分圧の決定を較正するためのシステム及び方法 |
JP2015519119A (ja) * | 2012-05-11 | 2015-07-09 | コーニンクレッカ フィリップス エヌ ヴェ | 換気中に吸い込まれた酸素の比を決定するシステム及び方法 |
WO2018047767A1 (ja) * | 2016-09-12 | 2018-03-15 | 株式会社村田製作所 | 流体制御装置 |
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WO1998009677A1 (en) | 1998-03-12 |
JP3566970B2 (ja) | 2004-09-15 |
CA2234397C (en) | 2005-12-06 |
US5701883A (en) | 1997-12-30 |
DE69737089D1 (de) | 2007-01-25 |
EP0876176A1 (en) | 1998-11-11 |
US6123074A (en) | 2000-09-26 |
CA2234397A1 (en) | 1998-03-12 |
ES2279549T3 (es) | 2007-08-16 |
EP0876176B1 (en) | 2006-12-13 |
EP0876176A4 (en) | 2000-08-16 |
AU718468B2 (en) | 2000-04-13 |
AU5237898A (en) | 1998-03-26 |
DE69737089T2 (de) | 2007-04-12 |
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