DE2706857C2 - Gasmischeinrichtung, insbesondere für Analgesiegeräte - Google Patents
Gasmischeinrichtung, insbesondere für AnalgesiegeräteInfo
- Publication number
- DE2706857C2 DE2706857C2 DE2706857A DE2706857A DE2706857C2 DE 2706857 C2 DE2706857 C2 DE 2706857C2 DE 2706857 A DE2706857 A DE 2706857A DE 2706857 A DE2706857 A DE 2706857A DE 2706857 C2 DE2706857 C2 DE 2706857C2
- Authority
- DE
- Germany
- Prior art keywords
- gas
- throttle
- flow rate
- pressure
- mixing device
- 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
Links
- 230000036592 analgesia Effects 0.000 title claims description 8
- 239000007789 gas Substances 0.000 claims description 67
- 239000000203 mixture Substances 0.000 claims description 14
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 48
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 38
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 25
- 239000001301 oxygen Substances 0.000 description 25
- 229910052760 oxygen Inorganic materials 0.000 description 25
- 239000001272 nitrous oxide Substances 0.000 description 17
- 230000029058 respiratory gaseous exchange Effects 0.000 description 9
- 230000000202 analgesic effect Effects 0.000 description 7
- 238000005192 partition Methods 0.000 description 6
- 239000012528 membrane Substances 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000010926 purge Methods 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 229910001882 dioxygen Inorganic materials 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 229920005372 Plexiglas® Polymers 0.000 description 1
- 206010039897 Sedation Diseases 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 230000036280 sedation Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 230000000007 visual effect Effects 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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/104—Preparation of respiratory gases or vapours specially adapted for anaesthetics
-
- 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
- A61M16/1005—Preparation of respiratory gases or vapours with O2 features or with parameter measurement
- A61M16/1015—Preparation of respiratory gases or vapours with O2 features or with parameter measurement using a gas flush valve, e.g. oxygen flush valve
-
- 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
-
- 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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D11/00—Control of flow ratio
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D11/00—Control of flow ratio
- G05D11/02—Controlling ratio of two or more flows of fluid or fluent material
- G05D11/03—Controlling ratio of two or more flows of fluid or fluent material without auxiliary power
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Emergency Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Chemical & Material Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Pulmonology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Flow Control (AREA)
- Accessories For Mixers (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU22308/77A AU506207B2 (en) | 1977-02-15 | 1977-02-15 | Gas mixer |
DE2706857A DE2706857C2 (de) | 1977-02-15 | 1977-02-17 | Gasmischeinrichtung, insbesondere für Analgesiegeräte |
GB7223/77A GB1571023A (en) | 1977-02-15 | 1977-02-21 | Gas mixing apparatus |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU22308/77A AU506207B2 (en) | 1977-02-15 | 1977-02-15 | Gas mixer |
DE2706857A DE2706857C2 (de) | 1977-02-15 | 1977-02-17 | Gasmischeinrichtung, insbesondere für Analgesiegeräte |
GB7223/77A GB1571023A (en) | 1977-02-15 | 1977-02-21 | Gas mixing apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2706857A1 DE2706857A1 (de) | 1978-08-31 |
DE2706857C2 true DE2706857C2 (de) | 1987-03-26 |
Family
ID=27152718
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2706857A Expired DE2706857C2 (de) | 1977-02-15 | 1977-02-17 | Gasmischeinrichtung, insbesondere für Analgesiegeräte |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU506207B2 (US06653308-20031125-C00199.png) |
DE (1) | DE2706857C2 (US06653308-20031125-C00199.png) |
GB (1) | GB1571023A (US06653308-20031125-C00199.png) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3707352A1 (de) * | 1987-03-07 | 1988-09-15 | Festo Kg | Mischvorrichtung fuer wenigstens zwei gase |
DE4437207C1 (de) * | 1994-10-18 | 1996-01-04 | Draegerwerk Ag | Gasverhältnisregelvorrichtung für Narkosegeräte |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4328823A (en) * | 1980-05-14 | 1982-05-11 | N.A.D. Inc. | Oxygen flow ratio controller for anesthesia apparatus |
FR2497689A1 (fr) * | 1981-01-14 | 1982-07-16 | Lambiotte Cie Sa | Dispositif melangeur de gaz |
FR2529355A1 (fr) * | 1982-06-29 | 1983-12-30 | Air Liquide | Melangeur a debitmetre pour delivrer un melange de deux gaz dont la proportion ne peut etre inferieure a une valeur determinee |
FR2549979A1 (fr) * | 1983-07-28 | 1985-02-01 | Robert Et Carriere Draeger | Debitmetre de securite pour l'anesthesie |
AU633315B2 (en) * | 1989-04-14 | 1993-01-28 | Ulco Engineering Pty. Limited | Anaesthetic apparatus |
GB201013623D0 (en) | 2010-08-13 | 2010-09-29 | Linde Ag | Device for monitoring gas concentration and method using the device |
CN113967300A (zh) * | 2020-07-23 | 2022-01-25 | 南京理工大学 | 一种气体压力平衡管及其工作方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3534753A (en) * | 1968-03-18 | 1970-10-20 | Veriflo Corp | Ratio controller for gases |
US3739799A (en) * | 1971-09-07 | 1973-06-19 | Fraser Sweatman | Continuous flow anesthesia apparatus |
-
1977
- 1977-02-15 AU AU22308/77A patent/AU506207B2/en not_active Expired
- 1977-02-17 DE DE2706857A patent/DE2706857C2/de not_active Expired
- 1977-02-21 GB GB7223/77A patent/GB1571023A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3707352A1 (de) * | 1987-03-07 | 1988-09-15 | Festo Kg | Mischvorrichtung fuer wenigstens zwei gase |
DE3707352C2 (de) * | 1987-03-07 | 1998-02-26 | Festo Ag & Co | Mischvorrichtung für wenigstens zwei Gase |
DE4437207C1 (de) * | 1994-10-18 | 1996-01-04 | Draegerwerk Ag | Gasverhältnisregelvorrichtung für Narkosegeräte |
Also Published As
Publication number | Publication date |
---|---|
GB1571023A (en) | 1980-07-09 |
DE2706857A1 (de) | 1978-08-31 |
AU506207B2 (en) | 1979-12-20 |
AU2230877A (en) | 1978-08-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |