CA2780519C - Float valve system for a respiratory humidification system - Google Patents
Float valve system for a respiratory humidification system Download PDFInfo
- Publication number
- CA2780519C CA2780519C CA2780519A CA2780519A CA2780519C CA 2780519 C CA2780519 C CA 2780519C CA 2780519 A CA2780519 A CA 2780519A CA 2780519 A CA2780519 A CA 2780519A CA 2780519 C CA2780519 C CA 2780519C
- Authority
- CA
- Canada
- Prior art keywords
- valve seat
- float
- chamber
- actuating member
- valve
- 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.)
- Active
Links
- 230000000241 respiratory effect Effects 0.000 title claims description 8
- 239000012530 fluid Substances 0.000 claims abstract description 79
- 239000007788 liquid Substances 0.000 claims abstract description 36
- 238000000034 method Methods 0.000 claims description 18
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 239000007789 gas Substances 0.000 description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 230000003434 inspiratory effect Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000002644 respiratory therapy Methods 0.000 description 1
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. ventilators; 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
- A61M16/162—Water-reservoir filling system, e.g. automatic
- A61M16/164—Water-reservoir filling system, e.g. automatic including a liquid inlet valve system
- A61M16/165—Water-reservoir filling system, e.g. automatic including a liquid inlet valve system with a float actuator
- A61M16/168—Water-reservoir filling system, e.g. automatic including a liquid inlet valve system with a float actuator having a dual float
-
- 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. ventilators; 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
- A61M16/162—Water-reservoir filling system, e.g. automatic
- A61M16/164—Water-reservoir filling system, e.g. automatic including a liquid inlet valve system
- A61M16/165—Water-reservoir filling system, e.g. automatic including a liquid inlet valve system with a float actuator
- A61M16/167—Water-reservoir filling system, e.g. automatic including a liquid inlet valve system with a float actuator acting vertically on the valve
-
- 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. ventilators; Tracheal tubes
- A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
- A61M16/0816—Joints or connectors
- A61M16/0833—T- or Y-type connectors, e.g. Y-piece
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
- Y10T137/0324—With control of flow by a condition or characteristic of a fluid
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7287—Liquid level responsive or maintaining systems
- Y10T137/7358—By float controlled valve
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7287—Liquid level responsive or maintaining systems
- Y10T137/7358—By float controlled valve
- Y10T137/7404—Plural floats
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7287—Liquid level responsive or maintaining systems
- Y10T137/7358—By float controlled valve
- Y10T137/7423—Rectilinearly traveling float
- Y10T137/7426—Float co-axial with valve or port
- Y10T137/7436—Float rigid with valve
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Pulmonology (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- Emergency Medicine (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Air Humidification (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Control Of Non-Electrical Variables (AREA)
- Float Valves (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/616,414 | 2009-11-11 | ||
| US12/616,414 US8347909B2 (en) | 2009-11-11 | 2009-11-11 | Float valve system for a respiratory humidification system |
| PCT/US2010/052342 WO2011059623A1 (en) | 2009-11-11 | 2010-10-12 | Float valve system for a respiratory humidification system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2780519A1 CA2780519A1 (en) | 2011-05-19 |
| CA2780519C true CA2780519C (en) | 2017-11-07 |
Family
ID=43332567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2780519A Active CA2780519C (en) | 2009-11-11 | 2010-10-12 | Float valve system for a respiratory humidification system |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US8347909B2 (enExample) |
| EP (2) | EP3028731A1 (enExample) |
| JP (2) | JP5763089B2 (enExample) |
| CN (2) | CN103096962B (enExample) |
| AU (1) | AU2010318561B2 (enExample) |
| BR (1) | BR112012011254B1 (enExample) |
| CA (1) | CA2780519C (enExample) |
| ES (1) | ES2568216T3 (enExample) |
| MX (2) | MX2012005486A (enExample) |
| RU (1) | RU2579628C2 (enExample) |
| WO (1) | WO2011059623A1 (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITMO20060202A1 (it) * | 2006-06-21 | 2007-12-22 | Galliano Bentivoglio | Pistola per erogare combustibile liquido |
| US8347909B2 (en) * | 2009-11-11 | 2013-01-08 | Carefusion 2200, Inc. | Float valve system for a respiratory humidification system |
| GB2539121B (en) | 2012-03-15 | 2017-03-22 | Fisher & Paykel Healthcare Ltd | Respiratory gas humidification system |
| IN2014MN02333A (enExample) * | 2012-04-27 | 2015-08-14 | Fisher & Paykel Healthcare Ltd | |
| CN104540540B (zh) | 2012-06-25 | 2017-07-14 | 费雪派克医疗保健有限公司 | 具有用于加湿和冷凝物管理的微结构的医疗部件 |
| EP4223346B1 (en) * | 2013-03-14 | 2025-01-01 | Fisher & Paykel Healthcare Limited | Humidification chamber |
| US10207074B2 (en) * | 2013-09-04 | 2019-02-19 | Fisher & Paykel Healthcare Limited | Float retention arrangement for humidification chamber |
| CN108211078B (zh) | 2013-09-13 | 2021-10-26 | 费雪派克医疗保健有限公司 | 用于加湿系统的连接 |
| US10449319B2 (en) | 2014-02-07 | 2019-10-22 | Fisher & Paykel Healthcare Limited | Respiratory humidification system |
| JP6777547B2 (ja) | 2014-06-03 | 2020-10-28 | フィッシャー アンド ペイケル ヘルスケア リミテッド | 呼吸療法システム用の流れ混合器 |
| EP3452159B1 (en) * | 2016-05-02 | 2025-04-09 | Fisher&Paykel Healthcare Limited | Humidification chamber for humidifying gases |
| TWI657841B (zh) * | 2017-08-10 | 2019-05-01 | 貝斯美德股份有限公司 | 具有懸吊式浮子的加濕室 |
| CN108253572B (zh) * | 2018-02-07 | 2023-07-04 | 佛山市金星徽电器有限公司 | 一种具有双阀体结构的加湿器 |
| US11338105B2 (en) * | 2018-03-27 | 2022-05-24 | Globalmed, Inc. | Respiratory humidification device |
| US11464936B2 (en) * | 2019-04-25 | 2022-10-11 | Besmed Health Business Corp. | Auto feed humidification chamber with improved structure |
| CN111888612B (zh) * | 2019-05-06 | 2022-10-28 | 宁波贝斯美德医用器械有限公司 | 自动注水加湿室结构改良 |
| CN111888610B (zh) * | 2020-07-27 | 2024-09-27 | 绵竹市人民医院 | 一种呼吸机集水杯及呼吸机 |
| CN114060724B (zh) * | 2020-08-07 | 2025-05-30 | 广州市创韦电子科技有限公司 | 供液系统 |
Family Cites Families (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4529867A (en) | 1984-02-09 | 1985-07-16 | Inspiron Corporation | Humidifier and heater |
| CN87205154U (zh) * | 1987-09-02 | 1988-06-29 | 邓长春 | 气压式液体开关阀 |
| NZ221689A (en) * | 1987-09-07 | 1990-09-26 | Fisher & Paykel | Humidifier: float in gas chamber controls water inlet |
| ES2052023T3 (es) | 1989-10-11 | 1994-07-01 | Zip Heaters Aust Pty Ltd | Camara de flotacion. |
| USRE35153E (en) * | 1990-04-17 | 1996-02-06 | Duracraft Corporation | Humidifier with float activated water level responsive turn off |
| DE69323518T2 (de) * | 1992-09-23 | 1999-06-17 | Fisher & Paykel Ltd., East Tamaki, Auckland | Befeuchter mit doppelten Schwimmerventilen |
| US5669083A (en) * | 1995-03-24 | 1997-09-23 | Leombruni, Sr.; Roland J. | Water saver for flush tanks |
| US6129110A (en) * | 1996-04-17 | 2000-10-10 | Milton Roy Company | Fluid level management system |
| GB2329451B (en) | 1997-09-23 | 2002-01-02 | Spirax Sarco Ltd | Float operated devices |
| US5945038A (en) * | 1998-08-07 | 1999-08-31 | Bemis Manufacturing Company | Humidifier wick assembly with float rod retainer |
| US6450196B1 (en) * | 2000-08-07 | 2002-09-17 | Gaap Gas Controls Llc | Float valve |
| US6427984B1 (en) * | 2000-08-11 | 2002-08-06 | Hamilton Beach/Proctor-Silex, Inc. | Evaporative humidifier |
| US6564820B2 (en) | 2001-10-09 | 2003-05-20 | United Technologies Corporation | Gas flow stop device |
| GB0212375D0 (en) * | 2002-05-29 | 2002-07-10 | Intersurgical Ltd | Improvements relating to floats |
| MXPA05000264A (es) * | 2002-07-31 | 2005-03-31 | Dynamic Fluid Control Propriet | Valvula de ventilacion. |
| US20040020998A1 (en) * | 2002-08-01 | 2004-02-05 | Helmut Stueble | Fog generator |
| EP1542756B1 (en) * | 2002-08-30 | 2016-10-19 | Fisher & Paykel Healthcare Limited | Humidification system |
| US6988497B2 (en) * | 2002-09-18 | 2006-01-24 | Medex Cardio-Pulmonary, Inc. | Apparatus for equalizing air pressure in air respiratory system |
| US6745800B1 (en) * | 2003-09-04 | 2004-06-08 | Datex-Ohmeda, Inc. | Arrangement for preventing overfill of anesthetic liquid |
| US7182321B2 (en) * | 2004-12-02 | 2007-02-27 | Chuan-Pan Huang | Safety device for a humidifier |
| US8701662B2 (en) * | 2005-09-27 | 2014-04-22 | Ric Investments, Llc | Humidifier with back-flow prevention valve |
| US8997740B2 (en) * | 2005-09-27 | 2015-04-07 | Ric Investments, Llc | Humidifier with back-flow prevention valve |
| US7614420B2 (en) * | 2006-04-17 | 2009-11-10 | Allegiance Corporation | Autofeed mechanism for heated humidifier chamber |
| GB0615872D0 (en) * | 2006-08-10 | 2006-09-27 | Intersurgical Ag | Improvements relating to humidification chambers |
| GB0615871D0 (en) | 2006-08-10 | 2006-09-20 | Intersurgical Ag | Improvements relating to humidification chambers |
| US7722016B2 (en) * | 2006-08-31 | 2010-05-25 | Medex Cardio-Pulmonary, Inc. | Float for humidification chamber |
| KR101138555B1 (ko) * | 2007-10-23 | 2012-05-11 | 웅진코웨이주식회사 | 수위조절장치 |
| EP2119466A1 (en) * | 2008-05-12 | 2009-11-18 | Deas S.R.L. | Humidifier with safety elements |
| US8347909B2 (en) * | 2009-11-11 | 2013-01-08 | Carefusion 2200, Inc. | Float valve system for a respiratory humidification system |
-
2009
- 2009-11-11 US US12/616,414 patent/US8347909B2/en active Active
-
2010
- 2010-10-12 EP EP15198024.0A patent/EP3028731A1/en not_active Withdrawn
- 2010-10-12 MX MX2012005486A patent/MX2012005486A/es active IP Right Grant
- 2010-10-12 WO PCT/US2010/052342 patent/WO2011059623A1/en not_active Ceased
- 2010-10-12 ES ES10768663.6T patent/ES2568216T3/es active Active
- 2010-10-12 AU AU2010318561A patent/AU2010318561B2/en active Active
- 2010-10-12 RU RU2012124055/14A patent/RU2579628C2/ru not_active IP Right Cessation
- 2010-10-12 CA CA2780519A patent/CA2780519C/en active Active
- 2010-10-12 BR BR112012011254A patent/BR112012011254B1/pt active IP Right Grant
- 2010-10-12 CN CN201080051468.3A patent/CN103096962B/zh active Active
- 2010-10-12 EP EP10768663.6A patent/EP2498856B1/en active Active
- 2010-10-12 MX MX2014010529A patent/MX348424B/es unknown
- 2010-10-12 JP JP2012538825A patent/JP5763089B2/ja active Active
- 2010-10-12 CN CN201510667576.8A patent/CN105288815B/zh active Active
-
2015
- 2015-06-10 JP JP2015117260A patent/JP6007290B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP3028731A1 (en) | 2016-06-08 |
| AU2010318561A1 (en) | 2012-06-28 |
| ES2568216T3 (es) | 2016-04-28 |
| CN105288815A (zh) | 2016-02-03 |
| AU2010318561B2 (en) | 2015-07-02 |
| JP2015211851A (ja) | 2015-11-26 |
| CA2780519A1 (en) | 2011-05-19 |
| BR112012011254A2 (pt) | 2016-04-05 |
| CN103096962A (zh) | 2013-05-08 |
| US20110108028A1 (en) | 2011-05-12 |
| EP2498856A1 (en) | 2012-09-19 |
| CN103096962B (zh) | 2015-11-25 |
| JP2013517010A (ja) | 2013-05-16 |
| RU2579628C2 (ru) | 2016-04-10 |
| RU2012124055A (ru) | 2013-12-20 |
| WO2011059623A1 (en) | 2011-05-19 |
| MX2012005486A (es) | 2012-08-01 |
| JP5763089B2 (ja) | 2015-08-12 |
| CN105288815B (zh) | 2018-03-30 |
| US8347909B2 (en) | 2013-01-08 |
| EP2498856B1 (en) | 2016-03-02 |
| BR112012011254B1 (pt) | 2019-12-24 |
| MX348424B (es) | 2017-06-12 |
| JP6007290B2 (ja) | 2016-10-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20150813 |