JP4078299B2 - 呼吸装置弁 - Google Patents
呼吸装置弁 Download PDFInfo
- Publication number
- JP4078299B2 JP4078299B2 JP2003506988A JP2003506988A JP4078299B2 JP 4078299 B2 JP4078299 B2 JP 4078299B2 JP 2003506988 A JP2003506988 A JP 2003506988A JP 2003506988 A JP2003506988 A JP 2003506988A JP 4078299 B2 JP4078299 B2 JP 4078299B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- opening
- valve flap
- flap
- face mask
- 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
Links
- 230000029058 respiratory gaseous exchange Effects 0.000 title claims description 52
- 239000000463 material Substances 0.000 claims description 23
- 230000000241 respiratory effect Effects 0.000 claims description 16
- 238000001914 filtration Methods 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims 3
- 238000000034 method Methods 0.000 description 10
- 229920001971 elastomer Polymers 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 239000000806 elastomer Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000003434 inspiratory effect Effects 0.000 description 3
- 230000036316 preload Effects 0.000 description 3
- 241000220010 Rhode Species 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 229920002725 thermoplastic elastomer Polymers 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229920002633 Kraton (polymer) Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- -1 particulates Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 229920003031 santoprene Polymers 0.000 description 1
- 239000011257 shell material Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/14—Check valves with flexible valve members
- F16K15/16—Check valves with flexible valve members with tongue-shaped laminae
-
- 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
- A61M16/06—Respiratory or anaesthetic masks
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
- A62B18/10—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
- A61M16/10—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
-
- 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
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0216—Materials providing elastic properties, e.g. for facilitating deformation and avoid breaking
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- Emergency Medicine (AREA)
- Mechanical Engineering (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Check Valves (AREA)
Description
Claims (8)
- 開口を有する顔マスクと、一方向弁とを備えた呼吸装置であって、
一方向弁は、顔マスクの上記開口上に位置する片持ち支持された弁フラップを有し、
該弁フラップは、上記開口を閉じる第1の位置から、弁フラップの一部が上記開口から隔てられる第2の位置であって流体が開口を通して流動することができるような第2の位置へ移動可能であり、
該弁フラップは、不均一な厚さを有し、
該弁フラップは、第1の端部と、該第1の端部の反対側に位置する第2の端部とを有しており、第1の端部は、上記顔マスクに取り付けられており、第2の端部は、上記顔マスクに取り付けられておらず、
該弁フラップはさらに第1の端部と第2の端部の間に湾曲部を有し、
該弁フラップが上記開口を閉じる第1の位置にあるときに、該湾曲部は、少なくとも部分的に平坦になる、呼吸装置。 - 上記弁フラップは、第2の端部よりも第1の端部において厚さが厚くなっている、請求項1記載の呼吸装置。
- 上記不均一な厚さを有している弁フラップは、第1の端部から第2の端部に向けて徐々にテーパ状をなしている、請求項1記載の呼吸装置。
- 上記顔マスクは、半面面体呼吸装置を有する、請求項1記載の呼吸装置。
- 上記顔マスクは、マスク本体を有し、
該マスク本体は、通気性のあるフィルタリング材を有し、
上記開口は、マスク本体に形成されている、請求項1記載の呼吸装置。 - 顔マスクと一方向弁とを備えた呼吸装置であって、
顔マスクは、通気性のあるフィルタリング材からなるマスク本体と、該マスク本体に形成された開口とを有し、
一方向弁は、上記開口上に位置する片持ち支持された弁フラップを有し、
該弁フラップは、上記開口を閉じる第1の位置から、弁フラップの一部が上記開口から隔てられる第2の位置であって流体が開口を通して流動することができるような第2の位置へ移動可能であり、
該弁フラップは、不均一な厚さを有し、
該弁フラップは、第1の端部と、該第1の端部の反対側に位置する第2の端部とを有しており、第1の端部は、上記顔マスクに取り付けられており、第2の端部は、上記顔マスクに取り付けられておらず、
上記弁フラップの不均一な厚さは、第1の端部から第2の端部に向けて徐々にテーパ状をなしている、呼吸装置。 - 顔マスクと一方向弁とを備えた半面面体呼吸装置であって、
顔マスクは、通気性のあるフィルタリング材からなるマスク本体と、該マスク本体に形成された開口とを有し、
一方向弁は、上記開口上に位置する片持ち支持された弁フラップを有し、
該弁フラップは、上記開口を閉じる第1の位置から、弁フラップの一部が上記開口から隔てられる第2の位置であって流体が開口を通して流動することができるような第2の位置へ移動可能であり、
該弁フラップは、第1の端部と、該第1の端部の反対側に位置する第2の端部とを有しており、第1の端部は、上記顔マスクに取り付けられており、第2の端部は、上記顔マスクに取り付けられておらず、
さらに、弁フラップは、第2の端部よりも第1の端部において厚さが厚くなっており、
該弁フラップはさらに第1の端部と第2の端部の間に湾曲部を有し、
該弁フラップが上記開口を閉じる第1の位置にあるときに、該湾曲部は、少なくとも部分的に平坦になる、半面面体呼吸装置。 - 上記弁フラップの上記厚さは、上記第1の端部から上記第2の端部に向けて徐々にテーパ状をなしている、請求項7記載の半面面体呼吸装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/888,732 US6883518B2 (en) | 2001-06-25 | 2001-06-25 | Unidirectional respirator valve |
PCT/US2002/014033 WO2003000347A1 (en) | 2001-06-25 | 2002-05-01 | Respirator valve |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2004532707A JP2004532707A (ja) | 2004-10-28 |
JP2004532707A5 JP2004532707A5 (ja) | 2005-12-22 |
JP4078299B2 true JP4078299B2 (ja) | 2008-04-23 |
Family
ID=25393774
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003506988A Expired - Fee Related JP4078299B2 (ja) | 2001-06-25 | 2002-05-01 | 呼吸装置弁 |
Country Status (14)
Country | Link |
---|---|
US (2) | US6883518B2 (ja) |
EP (1) | EP1399222B1 (ja) |
JP (1) | JP4078299B2 (ja) |
KR (1) | KR100885344B1 (ja) |
CN (2) | CN1981895B (ja) |
AR (1) | AR034605A1 (ja) |
AU (1) | AU2002303617B2 (ja) |
BR (1) | BR0210988B1 (ja) |
CA (1) | CA2448219A1 (ja) |
ES (1) | ES2686144T3 (ja) |
HK (1) | HK1070851A1 (ja) |
MX (1) | MXPA03011465A (ja) |
TW (1) | TW562684B (ja) |
WO (1) | WO2003000347A1 (ja) |
Families Citing this family (117)
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2001
- 2001-06-25 US US09/888,732 patent/US6883518B2/en not_active Expired - Lifetime
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2002
- 2002-05-01 CN CN2006101562957A patent/CN1981895B/zh not_active Expired - Lifetime
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- 2002-05-01 AU AU2002303617A patent/AU2002303617B2/en not_active Ceased
- 2002-05-01 CA CA002448219A patent/CA2448219A1/en not_active Abandoned
- 2002-05-01 BR BRPI0210988-3A patent/BR0210988B1/pt not_active IP Right Cessation
- 2002-05-01 ES ES02731647.0T patent/ES2686144T3/es not_active Expired - Lifetime
- 2002-05-01 WO PCT/US2002/014033 patent/WO2003000347A1/en active Application Filing
- 2002-05-01 MX MXPA03011465A patent/MXPA03011465A/es active IP Right Grant
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CN1330393C (zh) | 2007-08-08 |
CN1547496A (zh) | 2004-11-17 |
HK1070851A1 (en) | 2005-06-30 |
BR0210988A (pt) | 2004-06-08 |
AU2002303617B2 (en) | 2008-02-28 |
EP1399222A1 (en) | 2004-03-24 |
AR034605A1 (es) | 2004-03-03 |
CN1981895A (zh) | 2007-06-20 |
ES2686144T3 (es) | 2018-10-16 |
MXPA03011465A (es) | 2004-07-01 |
JP2004532707A (ja) | 2004-10-28 |
CN1981895B (zh) | 2010-12-15 |
TW562684B (en) | 2003-11-21 |
WO2003000347A1 (en) | 2003-01-03 |
KR100885344B1 (ko) | 2009-02-26 |
BR0210988B1 (pt) | 2012-01-10 |
KR20040006040A (ko) | 2004-01-16 |
EP1399222B1 (en) | 2018-06-20 |
US6883518B2 (en) | 2005-04-26 |
US20050139216A1 (en) | 2005-06-30 |
CA2448219A1 (en) | 2003-01-03 |
US7302951B2 (en) | 2007-12-04 |
US20020195108A1 (en) | 2002-12-26 |
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