JP6153725B2 - 取込みポートおよび/または圧力フィーチャを備える非密封式換気インターフェイスを含む、換気補助システムおよび換気装置 - Google Patents
取込みポートおよび/または圧力フィーチャを備える非密封式換気インターフェイスを含む、換気補助システムおよび換気装置 Download PDFInfo
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- JP6153725B2 JP6153725B2 JP2012528112A JP2012528112A JP6153725B2 JP 6153725 B2 JP6153725 B2 JP 6153725B2 JP 2012528112 A JP2012528112 A JP 2012528112A JP 2012528112 A JP2012528112 A JP 2012528112A JP 6153725 B2 JP6153725 B2 JP 6153725B2
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- A61M2205/3561—Range local, e.g. within room or hospital
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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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/42—Reducing noise
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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
- A61M2230/00—Measuring parameters of the user
- A61M2230/40—Respiratory characteristics
- A61M2230/42—Rate
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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
- A61M2230/00—Measuring parameters of the user
- A61M2230/40—Respiratory characteristics
- A61M2230/43—Composition of exhalation
- A61M2230/432—Composition of exhalation partial CO2 pressure (P-CO2)
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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
- A61M2230/00—Measuring parameters of the user
- A61M2230/63—Motion, e.g. physical activity
-
- 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
- A61M2230/00—Measuring parameters of the user
- A61M2230/65—Impedance, e.g. conductivity, capacity
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- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Emergency Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
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- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Otolaryngology (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Description
本出願は、2009年9月3日に出願された米国仮特許出願第61/239,728号、2009年10月28日に出願された米国仮特許出願第61/255,760号、2010年1月12日に出願された米国仮特許出願第61/294,363号、および、2010年2月19日に出願された米国仮特許出願第61/306,370号の優先権を主張するものであり、これらの内容はその全体が参照により本明細書に組み込まれる。また、本出願は、2010年4月2日に出願された米国非仮特許出願12/753,846号、2010年4月2日に出願されたPCT特許出願PCT/US2010/029871、2010年4月2日に出願された米国非仮特許出願第12/753,851号、2010年4月2日に出願されたPCT特許出願PCT/US2010/029873、2010年4月2日に出願された米国非仮特許出願第12/753,853号、2010年4月2日に出願された米国非仮特許出願第12/753,854号、2010年4月2日に出願されたPCT特許出願PCT/US2010/029874、2010年4月2日に出願された米国非仮特許出願第12/753,856号、および、2010年4月2日に出願されたPCT特許出願PCT/US2010/029875の優先権を主張し、これらの内容はその全体が参照により本明細書に組み込まれる。本出願は、「METHODS,SYSTEMS AND DEVICES FOR NON−INVASIVE VENTILATION INCLUDING A NON−SEALING VENTILATION INTERFACE WITH A FREE SPACE NOZZLE FEATURE」と題される、2010年9月3日に出願された米国仮特許出願第_号、および、「METHODS,SYSTEMS AND DEVICES FOR NON−INVASIVE VENTILATION INCLUDING A NON−SEALING VENTILATION INTERFACE WITH A FREE SPACE NOZZLE FEATURE」と題される、2010年に9月3日に出願されたPCT特許出願第_号を参照により組み込む。
Claims (23)
- 換気補助を提供するためのシステムであって、当該システムは、
気体源と、
気体運搬回路と、
患者が鼻インターフェイスを通して周囲空気で呼吸するのを可能にするように適合された鼻インターフェイスと、
遠位端気体流路開口を有する、前記鼻インターフェイスを通る気体流路と、
前記遠位端気体流路開口から一定の距離のところにある前記鼻インターフェイスの近位端に位置するノズルと、
前記鼻インターフェイスに付随する取込みポートであって、前記取込みポートは、周囲空気と直接連通し、前記取込みポートは、前記ノズルと前記遠位端気体流路開口との間にある、前記鼻インターフェイスに付随する取込みポートと、
を有し、
前記ノズルは前記気体運搬回路および前記気体源に流体連通され、
前記ノズルは、前記取込みポートのところで前記気体流路内に陰圧領域を形成するために前記鼻インターフェイス内に気体を運搬し、
前記鼻インターフェイスおよび前記ノズルは、前記取込みポートと前記遠位端気体流路開口との間に陽圧領域を形成し、
前記気体源からの気体と前記取込みポートを通して取り込まれる空気との組合せが換気補助を行い、
前記ノズルは、マニホールド気体流路の中心線軸から約1〜30度の角度で角度付けされ、そして、前記遠位端気体流路開口は、前記マニホールド気体流路から横方向に湾曲して構成され、前記取込みポートは前記マニホールド気体流路に沿って構成されていることを特徴とする、換気補助を提供するためのシステム。 - 二次気体流出口は、前記遠位端気体流路開口付近に位置決めされ、前記システムにより生成されるノイズを減少させるように前記取込みポートから分離されている、
請求項1に記載のシステム。 - 前記気体流路は、実質的に外側−正中線の区間である第1の区間、および、前記第1の区間の遠位側にある、実質的に下側−上側の区間である第2の区間、ならびに、前記第1の区間、および、前記第2の区間の間にある湾曲部を有し、前記湾曲部の近位側に前記陽圧領域が実質的に形成される、請求項1に記載のシステム。
- 前記気体流路内の陽圧領域で終端する圧力感知ポートをさらに有する、請求項1に記載のシステム。
- 前記気体流路は、左側気体流路、および、分離した右側気体流路を有し、
前記左側気体流路および前記右側気体流路は、相互接続チャネルに空気圧的に相互接続される、請求項1に記載のシステム。 - マニホールドをさらに有し、前記マニホールドが、前記マニホールドの正中線の両側に外側−後側−下側の湾曲部を有するように湾曲しており、それにより前記マニホールドがユーザにとって最も快適な場所に配置される、請求項1に記載のシステム。
- マニホールドをさらに有し、前記マニホールドが少なくとも1つの撓み継手を有し、前記少なくとも1つの撓み継手が前記マニホールドの正中線のところに配置され、
前記マニホールドは可撓性材料で作られる、請求項1に記載のシステム。 - マニホールドをさらに有し、前記マニホールドがユーザの顔の形状になるような展性材料で作られる、請求項1に記載のシステム。
- マニホールドをさらに有し、前記マニホールドの中心で空間の調整が行われる、請求項1に記載のシステム。
- 前記遠位端気体流開口に取付可能な1つまたは複数の鼻クッションをさらに有し、前記1つまたは複数の鼻クッションが、硬質材料を含むスナップ・リングをピロー上に有し、さらに、前記遠位端気体流開口を囲む対合リングを有する、請求項1に記載のシステム。
- 前記遠位端気体流開口に取付可能な1つまたは複数の鼻クッションをさらに有し、前記1つまたは複数の鼻クッションが前記鼻インターフェイスに対する回転可能接続部を有する、請求項1に記載のシステム。
- 前記取込みポートから前記遠位端気体流開口に向かう前記気体流路の断面積は、一定であり、または増加する、請求項1に記載のシステム。
- 前記気体源からの気体の運搬は、呼吸の段階を測定するための少なくとも1つのセンサによって検知されたように吸気段階と同期される、請求項1に記載のシステム。
- 患者の自然の呼吸数が決定され、
前記気体源からの気体の運搬の時間が、前記患者の自然の呼吸数に基づいて異なる時間および異なる圧力振幅で設定された量を運搬するように修正される、請求項1に記載のシステム。 - 前記気体源からの前記気体は着用可能換気装置によって制御される、請求項1に記載のシステム。
- 前記ノズルおよび前記気体運搬回路は、前記鼻インターフェイスの一方の側のみに取り付けられる、請求項1に記載のシステム。
- 前記気体流路は急激な角度を有さず、
前記急激な角度は実質的に90度である、請求項1に記載のシステム。 - 前記ノズルの先端部は前記取込みポートの中間位置に位置する、請求項1に記載のシステム。
- 前記取込みポートは完全に前記ノズルの遠位側にある、請求項1に記載のシステム。
- 前記陰圧領域は前記気体流路内にあり、
前記鼻インターフェイスの前記遠位端の近位側にある位置まで延在する、請求項1に記載のシステム。 - 前記陽圧領域が前記気体流路内にあり、
前記気体流路内を、前記取込みポートの遠位側の位置から前記鼻インターフェイスの前記遠位端まで延在する、請求項1に記載のシステム。 - 前記気体源からの気体と前記取込みポートを通して取り込まれる前記空気との前記組合せは層流として前記鼻インターフェイスから出る、請求項1に記載のシステム。
- 換気装置をさらに有し、前記換気装置が制御ユニットを有し、前記制御ユニットが、前記少なくとも1つのセンサからの情報に基づいて患者の換気需要に適合するように前記換気装置の出力を調節する、請求項13に記載のシステム。
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PCT/US2010/029875 WO2010115170A2 (en) | 2009-04-02 | 2010-04-02 | Methods, systems and devices for non-invasive open ventilation for treating airway obstructions |
US12/753,853 | 2010-04-02 | ||
PCT/US2010/029873 WO2010115168A1 (en) | 2009-04-02 | 2010-04-02 | Methods, systems and devices for non-invasive open ventilation with gas delivery nozzles within an outer tube |
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USPCT/US2010/029874 | 2010-04-02 | ||
US12/753,851 US9180270B2 (en) | 2009-04-02 | 2010-04-02 | Methods, systems and devices for non-invasive open ventilation with gas delivery nozzles within an outer tube |
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US12/753,856 US9227034B2 (en) | 2009-04-02 | 2010-04-02 | Methods, systems and devices for non-invasive open ventilation for treating airway obstructions |
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US12/753,846 US9675774B2 (en) | 2009-04-02 | 2010-04-02 | Methods, systems and devices for non-invasive open ventilation with gas delivery nozzles in free space |
PCT/US2010/029871 WO2010115166A1 (en) | 2009-04-02 | 2010-04-02 | Methods, systems and devices for non-invasive open ventilation with gas delivery nozzles in free space |
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US12/753,853 US10695519B2 (en) | 2009-04-02 | 2010-04-02 | Methods, systems and devices for non-invasive open ventilation with gas delivery nozzles within nasal pillows |
PCT/US2010/029874 WO2010115169A1 (en) | 2009-04-02 | 2010-04-02 | Methods, systems and devices for non-invasive open ventilation for providing ventilation support |
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US12/753,854 US10046133B2 (en) | 2009-04-02 | 2010-04-02 | Methods, systems and devices for non-invasive open ventilation for providing ventilation support |
PCT/US2010/047921 WO2011029074A1 (en) | 2009-09-03 | 2010-09-03 | Methods, systems and devices for non-invasive ventilation including a non-sealing ventilation interface with an entrainment port and/or pressure feature |
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JP2012528111A Active JP5758898B2 (ja) | 2009-09-03 | 2010-09-03 | 自由空間のノズル・フィーチャを備える非密封式換気インターフェイスを含む、換気補助システムおよび換気装置 |
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JP5758898B2 (ja) | 2015-08-05 |
JP2013503719A (ja) | 2013-02-04 |
WO2011029073A1 (en) | 2011-03-10 |
EP2473220A4 (en) | 2014-10-01 |
EP2473220A1 (en) | 2012-07-11 |
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