JP2012232067A - 水分捕集装置 - Google Patents
水分捕集装置 Download PDFInfo
- Publication number
- JP2012232067A JP2012232067A JP2011104502A JP2011104502A JP2012232067A JP 2012232067 A JP2012232067 A JP 2012232067A JP 2011104502 A JP2011104502 A JP 2011104502A JP 2011104502 A JP2011104502 A JP 2011104502A JP 2012232067 A JP2012232067 A JP 2012232067A
- Authority
- JP
- Japan
- Prior art keywords
- breathing gas
- contact portion
- moisture
- tube
- porous body
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 56
- 239000002184 metal Substances 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 4
- 230000000241 respiratory effect Effects 0.000 abstract description 19
- 239000012080 ambient air Substances 0.000 abstract 3
- 230000007774 longterm Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 77
- 238000005070 sampling Methods 0.000 description 36
- 239000007788 liquid Substances 0.000 description 7
- 238000005259 measurement Methods 0.000 description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 241000894006 Bacteria Species 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 208000015181 infectious disease Diseases 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 210000002345 respiratory system Anatomy 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000005660 hydrophilic surface Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000005068 transpiration Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
- A61B5/082—Evaluation by breath analysis, e.g. determination of the chemical composition of exhaled breath
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
- A61B5/083—Measuring rate of metabolism by using breath test, e.g. measuring rate of oxygen consumption
- A61B5/0836—Measuring rate of CO2 production
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
- A61B5/097—Devices for facilitating collection of breath or for directing breath into or through measuring devices
-
- 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
- A61M16/0808—Condensation traps
-
- 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
- A61M16/0816—Joints or connectors
- A61M16/0841—Joints or connectors for sampling
- A61M16/085—Gas sampling
-
- 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
- A61M16/1055—Filters bacterial
-
- 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
- A61M16/1065—Filters in a path in the expiratory 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
- A61M16/10—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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/75—General characteristics of the apparatus with filters
- A61M2205/7518—General characteristics of the apparatus with filters bacterial
-
- 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
- A61M2205/75—General characteristics of the apparatus with filters
- A61M2205/7536—General characteristics of the apparatus with filters allowing gas passage, but preventing liquid passage, e.g. liquophobic, hydrophobic, water-repellent membranes
-
- 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)
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Medical Informatics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Physiology (AREA)
- Emergency Medicine (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Obesity (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
【解決手段】呼吸ガスが流れる流路に設けられ、呼吸ガスと接触する呼吸ガス接触部である円盤板12と、前記呼吸ガス接触部と一体に形成され、外気に触れる外気接触部である円盤板13とを有し、前記呼吸ガス接触部と外気接触部が多孔質体11により構成されている。
【選択図】図2
Description
11、21 多孔質体 12、13 円盤板
14 天板 15 ガス容器部
22 筒体 23 スリーブ
24 中央部 25 枠部
26 抜止部 27 フィッティング部
28 外周部 29 内壁部
31、32 サンプリングチューブ 33 バクテリアフィルタ
Claims (8)
- 呼吸ガスが流れる流路に設けられ、呼吸ガスと接触する呼吸ガス接触部と、
前記呼吸ガス接触部と一体に形成され、外気に触れる外気接触部とを有し、
前記呼吸ガス接触部と外気接触部が多孔質体により構成されている水分捕集装置。 - 呼吸ガスが流入する流入チューブ及び流入した後の呼吸ガスを流出させる流出チューブが接続され、呼吸ガス接触部を臨ませた状態で当該呼吸ガス接触部を保持するガス容器部を備えている請求項1に記載の水分捕集装置。
- 流入チューブ及び流出チューブがガス容器部の天井側に接続され、
呼吸ガス接触部が前記天井と対向する底面側に設けられる請求項2に記載の水分捕集装置。 - 流入チューブは流出チューブより前記底面側に備えられる請求項2又は3のいずれかに記載の水分捕集装置。
- 流入チューブと流出チューブの間には仕切板が備えられる請求項2乃至4のいずれかに記載の水分捕集装置。
- 流入チューブと流出チューブの少なくともいずれかには金属部材が挿入されている請求項2乃至5のいずれかに記載の水分捕集装置。
- 多孔質体は内壁部と外周部とから構成される中空を有する形状であり、内壁部が呼吸ガス接触部であり、外周部が外気接触部である請求項1に記載の水分捕集装置。
- 人工呼吸器の排気口に備えられる請求項1乃至7のいずれかに記載の水分捕集装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011104502A JP5758189B2 (ja) | 2011-05-09 | 2011-05-09 | 水分捕集装置 |
US13/465,814 US20120285458A1 (en) | 2011-05-09 | 2012-05-07 | Water trapping apparatus |
EP12167356A EP2522275A1 (en) | 2011-05-09 | 2012-05-09 | Water trapping apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011104502A JP5758189B2 (ja) | 2011-05-09 | 2011-05-09 | 水分捕集装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012232067A true JP2012232067A (ja) | 2012-11-29 |
JP5758189B2 JP5758189B2 (ja) | 2015-08-05 |
Family
ID=46125215
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011104502A Expired - Fee Related JP5758189B2 (ja) | 2011-05-09 | 2011-05-09 | 水分捕集装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20120285458A1 (ja) |
EP (1) | EP2522275A1 (ja) |
JP (1) | JP5758189B2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020115986A (ja) * | 2019-01-21 | 2020-08-06 | 日本無機株式会社 | 人工呼吸器、及び人工呼吸システム |
US11058842B2 (en) | 2015-08-23 | 2021-07-13 | Pivotal Biotech LLC | Adapter with moisture trap assembly for respiratory circuit |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT201900010917A1 (it) * | 2019-07-04 | 2021-01-04 | Gvs Spa | "dispositivo per intrappolare e rimuovere un liquido presente in un circuito per la ventilazione di un paziente" |
CN110833647A (zh) * | 2019-11-27 | 2020-02-25 | 天津怡和嘉业医疗科技有限公司 | 患者接口装置和通气治疗设备 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1990004425A2 (en) * | 1988-10-24 | 1990-05-03 | Antec Systems Limited | Gas sampling device and water trap |
JP2010209328A (ja) * | 2009-03-03 | 2010-09-24 | Oridion Medical 1987 Ltd | 乾燥用物質、その調製および使用 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
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US1648438A (en) * | 1927-11-08 | District of | ||
US1468298A (en) * | 1918-12-16 | 1923-09-18 | Charles W Armbrust | Device for condensing the moisture in the breath |
US1797894A (en) * | 1926-09-25 | 1931-03-24 | Internat Life Saving Water Mak | Condensing and water-collecting device |
US4611750A (en) * | 1982-12-16 | 1986-09-16 | Murray Corporation | Method of assembling an accumulator dehydrator |
US4446869A (en) * | 1983-03-07 | 1984-05-08 | Trimed, Inc. | Water absorbing trap to protect an infrared exhaled carbon dioxide apnea monitor of a patient's respiration |
US4592368A (en) * | 1983-10-11 | 1986-06-03 | Biochem International Inc. | Gas analyzer protection system |
US4717403A (en) * | 1986-04-17 | 1988-01-05 | Spacelabs, Inc. | Liquid trap for medical application |
US4808201A (en) * | 1986-09-19 | 1989-02-28 | Perma Pure Products, Inc. | Connector construction for fluid drying tube |
US4713095A (en) * | 1986-10-16 | 1987-12-15 | Criticare Systems, Inc. | Liquid separator for gas analyzer |
US4997463A (en) * | 1988-10-07 | 1991-03-05 | Frederick William Ricciardelli | Gas-liquid microvolume separating apparatus and method |
SE501880C2 (sv) * | 1994-03-24 | 1995-06-12 | Siemens Elema Ab | Anordning för att minska den relativa fuktigheten i en strömmande gas |
US6390987B1 (en) * | 2000-08-03 | 2002-05-21 | Ge Marquette Medical Systems, Inc. | Method and apparatus for separating water and gas in a gas analyzer system |
US6779522B2 (en) * | 2001-10-16 | 2004-08-24 | Perma Pure, Inc. | Method and apparatus for treating breathing gases |
US6758883B2 (en) * | 2002-09-23 | 2004-07-06 | George William Doak | Apparatus and method for decreasing water vapor in compressed gas |
US8240187B2 (en) * | 2005-08-16 | 2012-08-14 | Oridion Medical (1987) Ltd. | Breath sampling device and method for using same |
US20090025724A1 (en) * | 2007-07-16 | 2009-01-29 | Herron Jr Roy Howard | System for removal of water from a hose and the hygroscopic hose utilized |
SE532941C2 (sv) | 2008-09-15 | 2010-05-18 | Phasein Ab | Gasprovtagningsledning för andningsgaser |
US8366811B2 (en) * | 2009-03-03 | 2013-02-05 | Oridion Medical (1987) Ltd. | Drying substances, preparation and use thereof |
-
2011
- 2011-05-09 JP JP2011104502A patent/JP5758189B2/ja not_active Expired - Fee Related
-
2012
- 2012-05-07 US US13/465,814 patent/US20120285458A1/en not_active Abandoned
- 2012-05-09 EP EP12167356A patent/EP2522275A1/en not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1990004425A2 (en) * | 1988-10-24 | 1990-05-03 | Antec Systems Limited | Gas sampling device and water trap |
JP2010209328A (ja) * | 2009-03-03 | 2010-09-24 | Oridion Medical 1987 Ltd | 乾燥用物質、その調製および使用 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11058842B2 (en) | 2015-08-23 | 2021-07-13 | Pivotal Biotech LLC | Adapter with moisture trap assembly for respiratory circuit |
JP2020115986A (ja) * | 2019-01-21 | 2020-08-06 | 日本無機株式会社 | 人工呼吸器、及び人工呼吸システム |
JP7260307B2 (ja) | 2019-01-21 | 2023-04-18 | 日本無機株式会社 | 人工呼吸器、及び人工呼吸システム |
Also Published As
Publication number | Publication date |
---|---|
EP2522275A1 (en) | 2012-11-14 |
US20120285458A1 (en) | 2012-11-15 |
JP5758189B2 (ja) | 2015-08-05 |
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