DK141806B - Apparat til frembringelse af en kontinuerlig strøm af en blanding af to gasser, navnlig en til narkoseformål bestemt blanding af O2 og N2O. - Google Patents
Apparat til frembringelse af en kontinuerlig strøm af en blanding af to gasser, navnlig en til narkoseformål bestemt blanding af O2 og N2O. Download PDFInfo
- Publication number
- DK141806B DK141806B DK438172AA DK438172A DK141806B DK 141806 B DK141806 B DK 141806B DK 438172A A DK438172A A DK 438172AA DK 438172 A DK438172 A DK 438172A DK 141806 B DK141806 B DK 141806B
- Authority
- DK
- Denmark
- Prior art keywords
- pressure
- flow
- gas
- flow rate
- outlet
- Prior art date
Links
- 239000007789 gas Substances 0.000 title claims description 56
- 239000000203 mixture Substances 0.000 title claims description 14
- 206010002091 Anaesthesia Diseases 0.000 title description 2
- 230000037005 anaesthesia Effects 0.000 title description 2
- 230000003444 anaesthetic effect Effects 0.000 claims description 11
- 239000012528 membrane Substances 0.000 claims description 9
- 230000003247 decreasing effect Effects 0.000 claims 1
- 235000015250 liver sausages Nutrition 0.000 claims 1
- XYSQXZCMOLNHOI-UHFFFAOYSA-N s-[2-[[4-(acetylsulfamoyl)phenyl]carbamoyl]phenyl] 5-pyridin-1-ium-1-ylpentanethioate;bromide Chemical compound [Br-].C1=CC(S(=O)(=O)NC(=O)C)=CC=C1NC(=O)C1=CC=CC=C1SC(=O)CCCC[N+]1=CC=CC=C1 XYSQXZCMOLNHOI-UHFFFAOYSA-N 0.000 claims 1
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 32
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 28
- 229910052760 oxygen Inorganic materials 0.000 description 28
- 239000001301 oxygen Substances 0.000 description 28
- 238000005192 partition Methods 0.000 description 7
- 230000001276 controlling effect Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 6
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 229910001882 dioxygen Inorganic materials 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 239000003193 general anesthetic agent Substances 0.000 description 2
- 239000001272 nitrous oxide Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 229920005372 Plexiglas® Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229940035674 anesthetics Drugs 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/211—Measuring of the operational parameters
- B01F35/2111—Flow rate
-
- 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
- A61M16/104—Preparation of respiratory gases or vapours specially adapted for anaesthetics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/10—Mixing gases with gases
- B01F23/19—Mixing systems, i.e. flow charts or diagrams; Arrangements, e.g. comprising controlling means
- B01F23/191—Mixing systems, i.e. flow charts or diagrams; Arrangements, e.g. comprising controlling means characterised by the construction of the controlling means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
- B01F35/2211—Amount of delivered fluid during a period
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/80—Forming a predetermined ratio of the substances to be mixed
- B01F35/81—Forming mixtures with changing ratios or gradients
-
- 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
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2499—Mixture condition maintaining or sensing
-
- 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
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2514—Self-proportioning flow systems
- Y10T137/2521—Flow comparison or differential response
Landscapes
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Physics & Mathematics (AREA)
- Hematology (AREA)
- Fluid Mechanics (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Flow Control (AREA)
- Accessories For Mixers (AREA)
- Control Of Non-Electrical Variables (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17811471A | 1971-09-07 | 1971-09-07 | |
| US17811471 | 1971-09-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK141806B true DK141806B (da) | 1980-06-23 |
| DK141806C DK141806C (enExample) | 1980-11-10 |
Family
ID=22651255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK438172AA DK141806B (da) | 1971-09-07 | 1972-09-06 | Apparat til frembringelse af en kontinuerlig strøm af en blanding af to gasser, navnlig en til narkoseformål bestemt blanding af O2 og N2O. |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US3739799A (enExample) |
| JP (1) | JPS5758682B2 (enExample) |
| AU (1) | AU460393B2 (enExample) |
| BE (1) | BE784796A (enExample) |
| BR (1) | BR7205751D0 (enExample) |
| CA (1) | CA956115A (enExample) |
| DE (1) | DE2225683B2 (enExample) |
| DK (1) | DK141806B (enExample) |
| ES (1) | ES403204A1 (enExample) |
| FI (1) | FI56122C (enExample) |
| FR (1) | FR2152521B1 (enExample) |
| GB (1) | GB1392655A (enExample) |
| IT (1) | IT955933B (enExample) |
| NL (1) | NL7205615A (enExample) |
| NO (1) | NO137774C (enExample) |
| SE (1) | SE398821B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK151289B (da) * | 1977-02-09 | 1987-11-23 | Medishield Corp Ltd | Gasblandeapparat. |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3841344A (en) * | 1973-06-06 | 1974-10-15 | Airco Inc | Gas mixing systems |
| US4015617A (en) * | 1975-03-25 | 1977-04-05 | Fraser Sweatman, Inc. | Analgesic apparatus |
| US4041969A (en) * | 1975-04-08 | 1977-08-16 | Union Carbide Corporation | Apparatus for controlling the volumetric ratio between mixed gases |
| JPS5242689A (en) * | 1975-10-01 | 1977-04-02 | Ando Toshiharu | Anesthetizing apparatus |
| DE2553165C3 (de) * | 1975-11-27 | 1979-12-13 | Draegerwerk Ag, 2400 Luebeck | Gasmischvorrichtung für die Atemschutz-, Tauch-, Medizin- und Labortechnik k |
| US4237925A (en) * | 1977-01-18 | 1980-12-09 | Citizen Watch Co., Ltd. | Anesthesia apparatus |
| AU506207B2 (en) * | 1977-02-15 | 1979-12-20 | Tmcl | Gas mixer |
| SE7802089L (sv) * | 1978-02-23 | 1979-08-24 | Aga Ab | Anordning for blandning av medier, sasom gaser eller vetskor |
| US4266573A (en) * | 1979-10-19 | 1981-05-12 | Airco, Inc. | Anesthesia machine having proportion limiting control system |
| US4328823A (en) * | 1980-05-14 | 1982-05-11 | N.A.D. Inc. | Oxygen flow ratio controller for anesthesia apparatus |
| JPS5995055A (ja) * | 1982-11-24 | 1984-05-31 | シチズン時計株式会社 | 笑気吸入鎮静器 |
| DE3310858A1 (de) * | 1983-03-25 | 1984-09-27 | Drägerwerk AG, 2400 Lübeck | Gasdosiervorrichtung fuer anaesthesiegeraete |
| JPS6090568A (ja) * | 1983-10-25 | 1985-05-21 | シチズン時計株式会社 | 麻酔器用流量制御装置 |
| DE3517325C1 (de) * | 1985-05-14 | 1986-12-11 | Drägerwerk AG, 2400 Lübeck | Misch- und Dosiervorrichtung fuer stroemende Medien |
| GB2176313A (en) * | 1985-06-07 | 1986-12-17 | Fraser Sweatman Ind Inc | Apparatus and method for controlling and monitoring mixing of two or more gases |
| GB2181361B (en) * | 1985-10-10 | 1988-11-23 | Boc Group Plc | Improvements in or relating to mixing apparatus for gases |
| US4928850A (en) * | 1988-06-01 | 1990-05-29 | Mcdantim, Inc. | Gas blending apparatus |
| US4874116A (en) | 1988-06-01 | 1989-10-17 | Mcdantim, Inc. | Gas blending apparatus |
| US5236001A (en) * | 1991-12-20 | 1993-08-17 | Thomas Kleles | Dual fluid remote control valve |
| FI93430C (fi) * | 1992-05-07 | 1995-04-10 | Instrumentarium Oy | Laitteisto ja menetelmä eri kanavia pitkin virtaavien kaasujen sekoittamiseksi toisiinsa |
| GB9323645D0 (en) * | 1993-11-16 | 1994-01-05 | Boc Group Plc | Improvements in anaesthetic vaporisers |
| DE4437207C1 (de) * | 1994-10-18 | 1996-01-04 | Draegerwerk Ag | Gasverhältnisregelvorrichtung für Narkosegeräte |
| DE29520377U1 (de) * | 1995-12-22 | 1996-02-15 | Quadis GmbH, 76547 Sinzheim | Gasmischer zum Mischen zweier oder mehrerer Gase bei gleichzeitiger Druckregelung, Druckminderung und Leerabschaltung |
| SE516319C2 (sv) | 1999-03-24 | 2001-12-17 | Aneo Ab | Ventilarrangemang |
| GB2388905B (en) * | 2002-03-15 | 2005-10-26 | Abb Ltd | Improvements in flow metering |
| GB2386959B (en) * | 2002-03-28 | 2005-09-07 | Abb Ltd | Flow sensing in multiple conduits |
| WO2005018723A1 (en) * | 2003-08-26 | 2005-03-03 | Nascor Pty Limited | Gas delivery apparatus |
| CN111265748B (zh) * | 2020-02-24 | 2022-04-12 | 娄保锋 | 一种麻醉气体输送装置 |
| US11294404B1 (en) * | 2020-09-25 | 2022-04-05 | Bio-Med Devices, Inc. | Air-oxygen blender with periodic pressure venting |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3534753A (en) * | 1968-03-18 | 1970-10-20 | Veriflo Corp | Ratio controller for gases |
| DK126025B (da) * | 1968-06-15 | 1973-06-04 | Draegerwerk Ag | Fremgangsmåde til blanding af trykgasser og apparat til udførelse af fremgangsmåden. |
| US3598134A (en) * | 1970-03-16 | 1971-08-10 | Veriflo Corp | Ratio controller for gases |
-
1971
- 1971-09-07 US US00178114A patent/US3739799A/en not_active Expired - Lifetime
-
1972
- 1972-04-18 CA CA139,940A patent/CA956115A/en not_active Expired
- 1972-04-25 NL NL7205615A patent/NL7205615A/xx active Search and Examination
- 1972-04-25 FR FR7214607A patent/FR2152521B1/fr not_active Expired
- 1972-04-27 GB GB1968372A patent/GB1392655A/en not_active Expired
- 1972-05-02 AU AU41767/72A patent/AU460393B2/en not_active Expired
- 1972-05-18 SE SE7206540A patent/SE398821B/xx unknown
- 1972-05-19 FI FI1428/72A patent/FI56122C/fi active
- 1972-05-25 JP JP47052415A patent/JPS5758682B2/ja not_active Expired
- 1972-05-26 NO NO1856/72A patent/NO137774C/no unknown
- 1972-05-26 IT IT24948/72A patent/IT955933B/it active
- 1972-05-26 DE DE2225683A patent/DE2225683B2/de not_active Ceased
- 1972-05-26 ES ES403204A patent/ES403204A1/es not_active Expired
- 1972-06-13 BE BE784796A patent/BE784796A/xx not_active IP Right Cessation
- 1972-08-22 BR BR005751/72A patent/BR7205751D0/pt unknown
- 1972-09-06 DK DK438172AA patent/DK141806B/da not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK151289B (da) * | 1977-02-09 | 1987-11-23 | Medishield Corp Ltd | Gasblandeapparat. |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2225683B2 (de) | 1980-06-04 |
| NL7205615A (enExample) | 1973-03-09 |
| BR7205751D0 (pt) | 1973-07-17 |
| JPS4835287A (enExample) | 1973-05-24 |
| FI56122C (fi) | 1979-12-10 |
| NO137774C (no) | 1978-04-26 |
| US3739799A (en) | 1973-06-19 |
| DE2225683A1 (de) | 1973-03-15 |
| JPS5758682B2 (enExample) | 1982-12-10 |
| IT955933B (it) | 1973-09-29 |
| ES403204A1 (es) | 1975-05-01 |
| AU4176772A (en) | 1973-11-08 |
| BE784796A (fr) | 1972-10-02 |
| FI56122B (fi) | 1979-08-31 |
| NO137774B (no) | 1978-01-16 |
| GB1392655A (en) | 1975-04-30 |
| DK141806C (enExample) | 1980-11-10 |
| SE398821B (sv) | 1978-01-23 |
| AU460393B2 (en) | 1975-04-24 |
| FR2152521A1 (enExample) | 1973-04-27 |
| CA956115A (en) | 1974-10-15 |
| FR2152521B1 (enExample) | 1974-12-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUP | Patent expired |