CN111558119A - Oxygen mixing system - Google Patents
Oxygen mixing system Download PDFInfo
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- CN111558119A CN111558119A CN202010534778.6A CN202010534778A CN111558119A CN 111558119 A CN111558119 A CN 111558119A CN 202010534778 A CN202010534778 A CN 202010534778A CN 111558119 A CN111558119 A CN 111558119A
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- 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
- A61M16/12—Preparation of respiratory gases or vapours by mixing different gases
-
- 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
-
- 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
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
-
- 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
- A61M16/1075—Preparation of respiratory gases or vapours by influencing the temperature
-
- 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
- A61M16/12—Preparation of respiratory gases or vapours by mixing different gases
- A61M16/122—Preparation of respiratory gases or vapours by mixing different gases with dilution
- A61M16/125—Diluting primary gas with ambient air
-
- 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
- A61M16/14—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
-
- 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
- A61M16/0057—Pumps therefor
- A61M16/0066—Blowers or centrifugal pumps
-
- 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
- A61M16/0087—Environmental safety or protection means, e.g. preventing explosion
-
- 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
- A61M16/201—Controlled valves
- A61M16/202—Controlled valves electrically actuated
-
- 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
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
- A61M2016/0027—Accessories therefor, e.g. sensors, vibrators, negative pressure pressure meter
-
- 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
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
- A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
- A61M2016/0033—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical
Abstract
The invention discloses an oxygen mixing system, which comprises an oxygen control module, an oxygen mixing module communicated with the oxygen control module and an air leakage device, wherein the oxygen mixing module is connected with the oxygen control module; the oxygen control module comprises an oxygen seat; the oxygen seat is connected with the oxygen control valve and is communicated with the oxygen mixing module after passing through the oxygen control valve; the air release device coats an interface on the oxygen control module, and an air guide hole is arranged on the air release device; the oxygen mixing module comprises an oxygen mixing chamber, a blower is arranged in the oxygen mixing chamber, and an oxygen inlet and an air inlet which are communicated with the oxygen seat are arranged on the oxygen mixing module; the oxygen inlet is communicated with the oxygen mixing chamber through an oxygen channel, the air inlet is communicated with the oxygen mixing chamber through an air channel, and the oxygen mixing chamber is communicated with the conveying channel. The oxygen mixing system is convenient to operate, simple to replace, simple in manufacturing process in actual manufacturing and high in stability.
Description
Technical Field
The invention relates to a device in the technical field of heating, humidifying and breathing equipment, in particular to an oxygen mixing system.
Background
In the field of breathing apparatus, in the case of instruments for oxygen mixing, the current technology has two configurations, manual and automatic adjustment. Manually adjusting to refer to an adjusting table, finding an oxygen supply flow target value of oxygen under the corresponding total output flow, adjusting a knob of a float flowmeter to enable an indication value to reach the target value, waiting for some time, reading whether the oxygen concentration displayed by a machine reaches the target value, and adjusting if the oxygen concentration is deviated; the adjusting method has long waiting time and larger error range of the target oxygen concentration; the device comprises a high-pressure oxygen input end, a proportional valve, a controller and a power supply, wherein the proportional valve is used for automatically controlling and adjusting, the proportional valve is additionally arranged at the high-pressure oxygen input end, the controller intelligently adjusts the opening of the proportional valve according to the set oxygen concentration and flow, and the target oxygen concentration is monitored in real time.
Compared with the two oxygen adjusting modes, the automatic control structure is more intelligent and is easier to operate and use in actual clinic. The prior art finds that the prior connecting method and the prior switching device have the defects of inconvenient operation, labor-consuming assembly and disassembly and difficult manufacture. In actual use, the oxygen source accessed by the air inlet of the oxygen module is high-pressure oxygen, the oxygen control module is placed outside, but the assembly structure is complex, the oxygen mixing path is prolonged, and the response speed is not timely.
In the patent CN205759083U, a plurality of joint connection points are present in the connection of the components of the adjusting device, and these joint connection points are all mechanical connections; when the joint leakage prevention device is used, the joints have the risk of oxygen leakage, a plurality of electric control components are arranged in the machine, joint parts are all exposed in the machine, once leakage occurs, oxygen is all discharged into the machine, and great potential safety hazards are caused to the machine;
disclosure of Invention
Aiming at the technical problems, the invention provides a novel oxygen mixing system which is convenient to operate, simple to replace, simple in manufacturing process in actual manufacturing and high in stability.
In order to achieve the purpose, the invention adopts the technical scheme that: a mixed oxygen system comprises an oxygen control module, a mixed oxygen module communicated with the oxygen control module and an air release device;
the oxygen control module comprises an oxygen seat, the oxygen seat is connected with an oxygen control valve and is communicated with the oxygen mixing module after passing through the oxygen control valve;
the air leakage device coats an interface on the oxygen control module, and is provided with an air guide hole which can guide the air leakage in the air leakage device to the outside;
mix the oxygen module including mixing the oxygen cavity, mix and set up the air-blower in the oxygen cavity, be equipped with on the oxygen module of mixing oxygen with oxygen inlet, the air inlet of oxygen seat intercommunication, the oxygen inlet is mixed oxygen cavity, air inlet through the oxygen passageway intercommunication and is mixed oxygen cavity, mixed oxygen cavity intercommunication transfer passage through the air passageway intercommunication with the oxygen inlet.
Furthermore, the oxygen seat is communicated with the oxygen mixing module through an air pipe, and an oxygen control valve is installed between the oxygen seat and the air pipe through a pneumatic connector. In practical application, under the condition of preventing single fault, any node at the above connection node from generating leakage is led out to the outside of the oxygen mixing system from the air leakage device, so that the situation that oxygen is released into the breathing equipment to generate danger is prevented to the maximum extent.
Further, the oxygen inlet is arranged on the wall of the oxygen mixing chamber around the air inlet end of the blower and communicated with the oxygen inlet through an oxygen channel arranged at the bottom of the oxygen mixing chamber.
Further, in order to enhance the reliability of the system, the oxygen control module is connected with the oxygen mixing module through a pressure plate.
Further, the oxygen control module also comprises a control panel for detecting relevant parameters.
Furthermore, the oxygen channel and the air channel of the oxygen mixing module are sealed through a sealing soft body and a cover plate, so that the gas is ensured to flow in the specified channel.
Furthermore, a bypass sensor is arranged in the conveying channel, the outlet of the fan is communicated with the conveying gas path, the bypass sensor is communicated with the conveying gas path through a gas conveying pipe, and meanwhile, the bypass sensor is communicated with the oxygen mixing main body through the gas conveying pipe. The bypass sensor detects a parameter of interest of the output gas.
Furthermore, a gas resistance device is arranged in the conveying channel, so that the flow and pressure of the gas are sensed, and the control of the target value is realized.
As another preferred mode, the oxygen control valve is fixed on the oxygen seat, and the air leakage device is coated outside the oxygen seat and the oxygen control valve. Preferably, one interface of the air leakage device is fixed with the oxygen interface in a sealing way, and the other interface of the air leakage device is connected with the oxygen mixing module; and the air leakage safety control of the whole oxygen control module is realized.
The working principle of the invention is as follows: oxygen O2The oxygen enters an oxygen inlet at the bottom of the oxygen mixing main body, enters an oxygen channel and enters the oxygen mixing chamber through an oxygen inlet; oxygen inlet supportThe position close to the air inlet end of the blower is arranged; similarly, the air flow path is an air inlet on the oxygen mixing main body, flows through the air channel and enters the oxygen mixing chamber through an air inlet of the oxygen mixing chamber; the control panel is arranged in the oxygen control module and used for detecting related parameters; through the air blower that sets up in the mixed oxygen chamber, the air blower gas outlet gets into transfer passage's export, carries out the structure with respiratory equipment and plugs into, humidifies and heats the target mist, sends to patient end, accomplishes the working process of whole machine promptly. The mixed gas is sent to the patient end.
The invention has the following beneficial effects: the integration assembly is convenient to manufacture; the structure is simple in process and high in yield in the actual production process. The invention adopts a safe technical scheme aiming at oxygen leakage, and improves the system stability.
Drawings
FIG. 1 is a perspective view of an oxygen mixing system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an oxygen control module according to an embodiment of the present invention;
FIG. 3 is a top view of an oxygen mixing system according to an embodiment of the present invention (with part of the structure omitted);
FIG. 4 is a bottom perspective view of the oxygen mixing system according to the embodiment of the present invention (with part of the structure omitted);
FIG. 5 is a partial cross-sectional view of an oxygen mixing system according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of another oxygen control module according to an embodiment of the present invention.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following embodiments and accompanying drawings.
As shown in fig. 1, is a schematic perspective view of an oxygen mixing system 11; the oxygen mixing system 11 is provided with an oxygen control module 11-1 and an oxygen mixing module 11-2, wherein the oxygen control module 11-1 comprises an oxygen interface 110, an oxygen seat 111, an oxygen control valve 112 and an air leakage device 113 which are connected in sequence. The oxygen interface 110 is connected with an oxygen communicating tube on the wall of the oxygen seat 111 to connect the oxygen O2Connected to the oxygen control module 11-1; the oxygen seat 111 is connected with an oxygen control valve 112, the oxygen control valve 112Adjusting the opening of an internal valve seat until a target set value is reached; the oxygen control module 11-1 is communicated with the oxygen mixing module 11-2 and sends the output oxygen to the oxygen mixing chamber 1148; a blower is arranged in the oxygen mixing chamber 1148.
As shown in fig. 2, the oxygen control module 11-1, which removes the air release device 113, shows a schematic structural connection diagram; wherein the oxygen seat 111 is connected with the oxygen control valve 112 by a pneumatic joint 122, and the oxygen control valve 112 is connected with the air pipe 123 by the pneumatic joint 122, so as to communicate with the oxygen mixing module 11-2; in practical application, the leakage of any node at the above-mentioned connecting node is prevented under a single fault, and the leakage is led out from the air leakage device 113 shown in fig. 1 to the outside of the machine, so that the oxygen is prevented from being released into the machine to cause danger to the maximum extent in the case of oxygen leakage.
In the oxygen mixing system 11, as shown in fig. 3, an oxygen inlet 1141 is provided around the motor air inlet at the bottom of the oxygen mixing chamber 114, and as shown in fig. 4, an oxygen channel 1143 communicating with the oxygen inlet 1141 is provided.
As shown in fig. 4 and 5, air vent 1131 is disposed on air leakage device 113, and air vent 1131 is communicated with air guide groove 118, so that the leakage at any point inside can be guided out from air guide groove 118 to the outside of the machine and discharged to the atmosphere. The air guide groove 118 may be separately connected to the housing of the breathing apparatus, or may be a part of the housing of the breathing apparatus, and serves as a path for discharging the leakage air.
As shown in fig. 3 and 4, the working principle of the oxygen mixing module is specifically described, namely, the oxygen flow path and the air flow path; the oxygen control module 11-1 is connected with the machine oxygen mixing module 11-2 through a pressure plate 126, and oxygen O2Enters the oxygen through hole 1142 at the bottom of the oxygen mixing body 114, enters the oxygen channel 1143, and enters the oxygen mixing chamber 1148 through the oxygen inlet 1141; the oxygen inlet 1141 is positioned near the blower inlet; similarly, the air flows through the air inlet 1146 of the oxygen mixing body 114, through the air channel 1145, and into the oxygen mixing chamber 1148 through the air inlet 1147 of the oxygen mixing chamber; the control panel 115 is arranged in the oxygen control module 11-1 and used for detecting relevant parameters; a blower is arranged in the oxygen mixing chamber 1148 to send the mixed gas to the patient end。
As shown in fig. 5, the oxygen mixing module 11-2 is provided with an oxygen mixing main body 114, an upper sealing soft body 117, an upper cover plate 116, a lower sealing soft body 125 and a lower cover plate 124, which form a closed loop on the gas path of the oxygen mixing module to ensure that the gas flows in a specified path; a blower is arranged in the oxygen mixing chamber 1148 of the oxygen mixing main body 114, and mixed gas is output and enters the conveying channel outlet 127 from the blower outlet 121; the outlet 127 of the conveying channel is structurally connected with breathing equipment, and the target mixed gas is humidified and heated and is delivered to a patient end, so that the working process of the whole machine is completed.
As shown in fig. 5, a bypass sensor 119 is provided in the conveyance path, and is connected and communicated by the first conveyance pipe 120 and the second conveyance pipe 129, respectively, to detect parameters related to the output gas, and a gas resistance device 128 is provided in the conveyance path to sense the flow rate and pressure of the gas, thereby controlling the target value.
As shown in fig. 3 and 5, the gas after oxygen mixing is output from the blower outlet 121, enters the delivery gas circuit 1149, and is delivered to the equipment outlet from the delivery channel outlet 127; a connecting pipe orifice 1150 is arranged on the conveying gas path 1149, the connecting pipe orifice 1150 is in connection and communication with one end of the first gas conveying pipe 120, and the other end of the first gas conveying pipe 120 is in connection and communication with the inlet of the bypass sensor; the outlet of the bypass sensor is in connection and communication with the second gas conveying pipe 129;
as shown in fig. 4, the other end of the second gas transmission pipe 129 is in communication with the communication port 1151 of the oxygen mixing main body 114, so as to realize the measurement operation of the bypass sensor;
the oxygen control valve 112 of the oxygen control module 11-2 shown in fig. 2 is communicated by means of the air pipe joint 122 according to the structure thereof, so that the air release device 113 shown in fig. 1, 3, 4 and 5 corresponding to the connecting node needs to be discharged to the outside of the machine.
FIG. 6 illustrates another embodiment of an oxygen control module, further illustrating the application of a venting device; according to the structure of the gas control valve 130, it is directly fixed on the oxygen seat 111, so the air leakage device 113 is covered outside the oxygen seat 111 and the gas control valve 130, and is sealed and fixed with the oxygen interface 110, and the other end is connected with the oxygen mixing module 11-2; the air leakage safety control of the whole oxygen module 11-1 is realized.
The above examples only illustrate the oxygen mixing system, and the structure of the air release device is not limited to the above, mainly to illustrate the air release principle; other attachment means are also within the scope of this patent; the explanation of the flow path including the whole oxygen mixing system is only an explanation of one of the embodiments. Any modification made on the basis of the technical scheme according to the technical idea provided by the invention falls within the protection scope of the invention.
Claims (10)
1. An oxygen mixing system, characterized in that: comprises an oxygen control module, an oxygen mixing module communicated with the oxygen control module and an air release device;
the oxygen control module comprises an oxygen seat; the oxygen seat is connected with the oxygen control valve and is communicated with the oxygen mixing module after passing through the oxygen control valve;
the air release device coats an interface on the oxygen control module, and an air guide hole is arranged on the air release device;
the oxygen mixing module comprises an oxygen mixing chamber, a blower is arranged in the oxygen mixing chamber, and an oxygen inlet and an air inlet which are communicated with the oxygen seat are arranged on the oxygen mixing module; the oxygen inlet is communicated with the oxygen mixing chamber through an oxygen channel, the air inlet is communicated with the oxygen mixing chamber through an air channel, and the oxygen mixing chamber is communicated with the conveying channel.
2. The oxygen mixing system of claim 1, wherein: the oxygen seat is communicated with the oxygen mixing module through an air pipe, and an oxygen control valve is installed between the oxygen seat and the air pipe through a pneumatic connector.
3. The oxygen mixing system of claim 1, wherein: the oxygen inlet is arranged on the wall of the oxygen mixing chamber around the air inlet end of the blower and is communicated with the oxygen inlet through an oxygen channel arranged at the bottom of the oxygen mixing chamber.
4. The oxygen mixing system of claim 1, wherein: the oxygen control module is connected with the oxygen mixing module through a pressure plate.
5. The oxygen mixing system of claim 1, wherein: the oxygen channel and the air channel of the oxygen mixing module are sealed through the sealing soft body and the cover plate.
6. The oxygen mixing system of claim 1, wherein: the oxygen control module also comprises a control panel for detecting relevant parameters.
7. The oxygen mixing system of claim 1, wherein: the bypass sensor is arranged in the conveying channel, the outlet of the fan is communicated with the conveying gas path, the bypass sensor is communicated with the conveying gas path through the gas conveying pipe, and meanwhile, the bypass sensor is communicated with the oxygen mixing main body through the gas conveying pipe.
8. Oxygen mixing system according to claim 1 or 7, characterized in that: and a gas resistance device is arranged in the conveying channel to sense the flow and pressure of the gas and realize the control of the target value.
9. The oxygen mixing system of claim 1, wherein: the oxygen control valve is fixed on the oxygen seat, and the air leakage device is coated outside the oxygen seat and the oxygen control valve.
10. The oxygen mixing system of claim 1, wherein: one interface of the air leakage device is fixed with the oxygen interface in a sealing way, and the other interface is connected with the oxygen mixing module.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010534778.6A CN111558119A (en) | 2020-06-12 | 2020-06-12 | Oxygen mixing system |
| DE212020000536.2U DE212020000536U1 (en) | 2020-06-12 | 2020-09-09 | oxygen blending system |
| PCT/CN2020/114250 WO2021248721A1 (en) | 2020-06-12 | 2020-09-09 | Oxygen mixing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010534778.6A CN111558119A (en) | 2020-06-12 | 2020-06-12 | Oxygen mixing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111558119A true CN111558119A (en) | 2020-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010534778.6A Pending CN111558119A (en) | 2020-06-12 | 2020-06-12 | Oxygen mixing system |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN111558119A (en) |
| DE (1) | DE212020000536U1 (en) |
| WO (1) | WO2021248721A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021248721A1 (en) * | 2020-06-12 | 2021-12-16 | 江苏鱼跃医疗设备股份有限公司 | Oxygen mixing system |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6131571A (en) * | 1997-04-30 | 2000-10-17 | University Of Florida | Ventilation apparatus and anesthesia delivery system |
| FR2830577B1 (en) * | 2001-10-10 | 2004-03-05 | Taema | TWO-STAGE COMPRESSOR IN PARTICULAR FOR A BREATHING APPARATUS |
| EP3865171A1 (en) * | 2010-03-25 | 2021-08-18 | ResMed Paris SAS | Breathable gas inlet control device for respiratory treatment apparatus |
| EP2425869A1 (en) * | 2010-09-07 | 2012-03-07 | Imt Ag | Ventilator device and/or anaesthetic device |
| CN205759083U (en) | 2016-04-13 | 2016-12-07 | 湖南明康中锦医疗科技发展有限公司 | A kind of adjusting means of respirator oxygen source gas input |
| CN206837209U (en) * | 2016-11-11 | 2018-01-05 | 濡新（北京）科技发展有限公司 | A kind of lung ventilator |
| CN209278861U (en) * | 2018-10-24 | 2019-08-20 | 海洋石油工程股份有限公司 | Flange leakage protective device |
| CN210020766U (en) * | 2018-12-26 | 2020-02-07 | 南京舒普思达医疗设备有限公司 | Spiral air duct module of breathing machine |
| CN111558119A (en) * | 2020-06-12 | 2020-08-21 | 江苏鱼跃医疗设备股份有限公司 | Oxygen mixing system |
-
2020
- 2020-06-12 CN CN202010534778.6A patent/CN111558119A/en active Pending
- 2020-09-09 WO PCT/CN2020/114250 patent/WO2021248721A1/en active Application Filing
- 2020-09-09 DE DE212020000536.2U patent/DE212020000536U1/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021248721A1 (en) * | 2020-06-12 | 2021-12-16 | 江苏鱼跃医疗设备股份有限公司 | Oxygen mixing system |
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| Publication number | Publication date |
|---|---|
| WO2021248721A1 (en) | 2021-12-16 |
| DE212020000536U1 (en) | 2021-12-17 |
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