JP4420605B2 - 加湿器入口を介しての液の逆流を防ぐ構造を有する加湿器 - Google Patents
加湿器入口を介しての液の逆流を防ぐ構造を有する加湿器 Download PDFInfo
- Publication number
- JP4420605B2 JP4420605B2 JP2002565664A JP2002565664A JP4420605B2 JP 4420605 B2 JP4420605 B2 JP 4420605B2 JP 2002565664 A JP2002565664 A JP 2002565664A JP 2002565664 A JP2002565664 A JP 2002565664A JP 4420605 B2 JP4420605 B2 JP 4420605B2
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- inlet
- humidifier
- liquid
- outlet
- 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 - Fee Related
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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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/14—Preparation of respiratory gases or vapours by mixing different fluids, one of them being in a liquid phase
- A61M16/16—Devices to humidify the respiration air
-
- 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
- A61M16/1075—Preparation of respiratory gases or vapours by influencing the temperature
- A61M16/109—Preparation of respiratory gases or vapours by influencing the temperature the humidifying liquid or the beneficial agent
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/21—General characteristics of the apparatus insensitive to tilting or inclination, e.g. spill-over prevention
-
- 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
- Y10S261/00—Gas and liquid contact apparatus
- Y10S261/65—Vaporizers
Description
なお、本出願に対応する外国の特許出願においては下記の文献が発見または提出されている。
第一のチャンバの入口および出口は、第一のチャンバの隣接する対向している区画に位置していてもよい。
第二のチャンバのベースの少なくとも一部は、熱伝導材料から形成されていてもよい。
12 加湿器本体
14 第二のチャンバ
16 第一のチャンバ
18 分割部材
20 開口部
22 入口
24 出口
26 液体
30 加湿器
32 入口
34 出口
36 上面カバー
38 ガスケット
40 ベース
50 開口
52 開口
74 第一のチャンバ
76 第二のチャンバ
78 液体
100 接続構造
102 ハウジング
104 容器
120 加湿器
162 加熱素子
170 加湿器
Claims (9)
- 呼吸可能なガスを加湿する装置であって、
中に、少なくとも一つのチャンバを画定する少なくとも一つの加湿部と、
前記少なくとも一つの加湿部の内部と通じ、送風機の送風機出口に接続される入口と、
前記少なくとも一つの加湿部の前記内部と通じ、患者用供給管に接続される出口と
を備え、
前記少なくとも一つの加湿部は、
上面カバーと、
ベースと、
前記上面カバーと前記ベースとの間に配置される分割部材と
を含み、前記上面カバーは前記分割部材を密閉するように前記ベースに取り付けられ、
前記ベースは、前記装置の動作時位置において液体を保持するよう構成された容器を画定し、前記ベースの少なくとも一部は、熱伝導材料から形成され、
前記上面カバーおよび前記分割部材は一緒に第一のチャンバ入口及び第一のチャンバ出口を有する第一のチャンバを画定し、前記容器および前記分割部材は一緒に第二のチャンバ入口及び第二のチャンバ出口を有する第二のチャンバを形成し、
前記第一のチャンバ入口は前記送風機出口に接続され、
前記第二のチャンバ入口は前記第一のチャンバ出口に接続され、前記第二のチャンバ出口は前記患者用供給管に接続され、前記第二のチャンバは前記液体を収容できる容量を有し、
前記第一のチャンバ入口および前記第二のチャンバ出口は前記上面カバーに形成され、前記第一のチャンバ出口および前記第二のチャンバ入口は前記分割部材に形成され、前記第一のチャンバ出口および前記第二のチャンバ入口は、前記第一のチャンバおよび第二のチャンバを連通させる前記分割部材における一つの開口によって画定され、
前記第一のチャンバ入口および前記第一のチャンバ出口は、前記第一のチャンバにおいて対向する位置に設けられ、
前記装置の前記動作時の直立位置において、前記第一のチャンバは、前記第二のチャンバよりも上に位置しており、前記液体は前記第二のチャンバ内に含まれ、
前記第二のチャンバの体積は、前記第一のチャンバの体積よりも大きく、
前記第一のチャンバ入口および前記第一のチャンバ出口の相対位置と第一のチャンバおよび第二のチャンバの体積とによって、使用時に、前記動作時の直立している向きから120°回転されるまでの前記装置の位置において、前記液体は(a)前記第二のチャンバ内、あるいは(b)前記第一のチャンバ入口のレベルよりも下の前記第一のチャンバ内および第二のチャンバ内のどちらかに保持され、前記第一のチャンバ入口が前記液体のレベルよりも下に配置されている場合には、前記開口は前記液体のレベルよりも上方に配置され、前記開口が前記液体のレベルよりも下に配置されている場合には、前記第一のチャンバ入口は前記液体のレベルよりも上方に配置されることで、前記第一のチャンバ入口から前記液体が出ることがない、装置。 - 前記第二のチャンバ出口は、前記第一のチャンバ入口よりも、前記第一のチャンバ出口近くに位置する、請求項1に記載の装置。
- 前記分割部材は、第一の区画および第二の区画を規定し、前記第一の区画は前記上面カバーとともに前記第一のチャンバを規定する、請求項1に記載の装置。
- 前記分割部材は、リブによって隔てられた複数の開口を有し、前記複数の開口は、前記第二のチャンバから、前記上面カバーに形成された前記第二のチャンバ出口へ流体を連通させる、請求項1または3に記載の装置。
- 前記上面カバーおよび前記ベースは比較的剛性のあるポリマー材料から形成され、前記分割部材は比較的弾力性のある材料から形成される、請求項1、3または4に記載の装置。
- 前記第二のチャンバ入口より下かつ後ろの前記第二のチャンバの部分は、前記液体の体積よりも大きい体積を画定する、請求項1、2、4または5に記載の装置。
- 前記第一のチャンバ入口と前記第二のチャンバ入口との間、かつ前記第二のチャンバ入口より下の前記第二のチャンバの部分は、前記液体の体積よりも大きい体積を規定している、請求項1、2及び4から6のいずれか1つに記載の装置。
- 前記第一のチャンバ入口と前記第二のチャンバ出口との間の前記第一のチャンバの部分および前記第二のチャンバの部分は、前記液体からの体積よりも大きい体積を画定する、請求項1から6のいずれか1つに記載の装置。
- 呼吸可能なガスを加湿する請求項1から8のいずれか1つに記載の装置を備えるCPAP装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPR3117A AUPR311701A0 (en) | 2001-02-16 | 2001-02-16 | Humidifier with spill protection |
AUPR7288A AUPR728801A0 (en) | 2001-08-27 | 2001-08-27 | A humidifier |
PCT/AU2002/000155 WO2002066106A1 (en) | 2001-02-16 | 2002-02-14 | Humidifier with structure to prevent backflow of liquid through the humidifier inlet |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004524087A JP2004524087A (ja) | 2004-08-12 |
JP4420605B2 true JP4420605B2 (ja) | 2010-02-24 |
Family
ID=25646583
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002565664A Expired - Fee Related JP4420605B2 (ja) | 2001-02-16 | 2002-02-14 | 加湿器入口を介しての液の逆流を防ぐ構造を有する加湿器 |
Country Status (9)
Country | Link |
---|---|
US (9) | US6935337B2 (ja) |
EP (4) | EP1359962B1 (ja) |
JP (1) | JP4420605B2 (ja) |
CN (1) | CN1301761C (ja) |
AU (1) | AU2002233025B2 (ja) |
ES (1) | ES2599753T3 (ja) |
HK (1) | HK1065493A1 (ja) |
NZ (1) | NZ527088A (ja) |
WO (1) | WO2002066106A1 (ja) |
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2002
- 2002-02-14 CN CNB028049365A patent/CN1301761C/zh not_active Expired - Fee Related
- 2002-02-14 NZ NZ527088A patent/NZ527088A/xx not_active IP Right Cessation
- 2002-02-14 US US10/467,382 patent/US6935337B2/en not_active Expired - Lifetime
- 2002-02-14 EP EP02700014.0A patent/EP1359962B1/en not_active Expired - Lifetime
- 2002-02-14 ES ES02700014.0T patent/ES2599753T3/es not_active Expired - Lifetime
- 2002-02-14 EP EP17164576.5A patent/EP3254722A3/en not_active Withdrawn
- 2002-02-14 EP EP12159042.6A patent/EP2465565B1/en not_active Expired - Lifetime
- 2002-02-14 JP JP2002565664A patent/JP4420605B2/ja not_active Expired - Fee Related
- 2002-02-14 AU AU2002233025A patent/AU2002233025B2/en not_active Ceased
- 2002-02-14 WO PCT/AU2002/000155 patent/WO2002066106A1/en active IP Right Grant
- 2002-02-14 EP EP10189422.8A patent/EP2335761B1/en not_active Expired - Lifetime
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2004
- 2004-10-21 HK HK04108235A patent/HK1065493A1/xx not_active IP Right Cessation
-
2005
- 2005-07-15 US US11/181,807 patent/US7614398B2/en not_active Ceased
-
2011
- 2011-05-04 US US13/100,783 patent/USRE44453E1/en not_active Expired - Lifetime
-
2013
- 2013-08-23 US US13/944,960 patent/USRE46079E1/en not_active Expired - Lifetime
-
2016
- 2016-06-15 US US15/182,919 patent/USRE46571E1/en not_active Expired - Lifetime
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2017
- 2017-09-18 US US15/706,811 patent/USRE48149E1/en not_active Expired - Lifetime
-
2018
- 2018-12-21 US US16/231,286 patent/USRE48118E1/en not_active Expired - Lifetime
- 2018-12-26 US US16/232,883 patent/USRE48095E1/en not_active Expired - Lifetime
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2019
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USRE44453E1 (en) | 2013-08-27 |
US7614398B2 (en) | 2009-11-10 |
USRE48095E1 (en) | 2020-07-14 |
EP1359962B1 (en) | 2016-08-17 |
HK1065493A1 (en) | 2005-02-25 |
USRE46079E1 (en) | 2016-07-26 |
CN1491124A (zh) | 2004-04-21 |
EP2465565B1 (en) | 2016-11-30 |
EP2335761B1 (en) | 2017-04-05 |
EP2465565A1 (en) | 2012-06-20 |
US20040060559A1 (en) | 2004-04-01 |
EP3254722A2 (en) | 2017-12-13 |
NZ527088A (en) | 2005-04-29 |
EP2335761A1 (en) | 2011-06-22 |
US6935337B2 (en) | 2005-08-30 |
EP1359962A1 (en) | 2003-11-12 |
USRE48118E1 (en) | 2020-07-28 |
ES2599753T3 (es) | 2017-02-03 |
AU2002233025B2 (en) | 2007-05-31 |
US20050247314A1 (en) | 2005-11-10 |
CN1301761C (zh) | 2007-02-28 |
JP2004524087A (ja) | 2004-08-12 |
EP1359962A4 (en) | 2009-11-11 |
USRE48149E1 (en) | 2020-08-11 |
EP3254722A3 (en) | 2018-05-02 |
USRE46571E1 (en) | 2017-10-17 |
WO2002066106A1 (en) | 2002-08-29 |
US20190209802A1 (en) | 2019-07-11 |
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