CN111388834B - Humidification device for respiratory support equipment - Google Patents
Humidification device for respiratory support equipment Download PDFInfo
- Publication number
- CN111388834B CN111388834B CN202010355963.9A CN202010355963A CN111388834B CN 111388834 B CN111388834 B CN 111388834B CN 202010355963 A CN202010355963 A CN 202010355963A CN 111388834 B CN111388834 B CN 111388834B
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- chamber
- channel
- humidifying
- water
- top end
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- 230000000241 respiratory effect Effects 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 140
- 230000001502 supplementing effect Effects 0.000 claims abstract description 50
- 238000010438 heat treatment Methods 0.000 claims abstract description 31
- 238000001802 infusion Methods 0.000 claims abstract description 29
- 238000009423 ventilation Methods 0.000 claims description 31
- 238000007789 sealing Methods 0.000 claims description 29
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 15
- 238000004062 sedimentation Methods 0.000 claims description 12
- 210000001503 joint Anatomy 0.000 claims description 7
- 108091006146 Channels Proteins 0.000 description 65
- 239000000243 solution Substances 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 239000000741 silica gel Substances 0.000 description 5
- 229910002027 silica gel Inorganic materials 0.000 description 5
- 210000002345 respiratory system Anatomy 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 102000010637 Aquaporins Human genes 0.000 description 1
- 108010063290 Aquaporins Proteins 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction 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
- A61M16/14—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
Abstract
The invention discloses a humidifying device for respiratory support equipment, which comprises a box body, wherein a water supplementing chamber and a humidifying chamber are arranged in the box body, the humidifying chamber is positioned below the water supplementing chamber, an infusion channel and a pressure balancing channel are connected between the water supplementing chamber and the humidifying chamber, the top end of the infusion channel and the top end of the pressure balancing channel respectively extend into the water supplementing chamber, the bottom end of the infusion channel and the bottom end of the pressure balancing channel respectively extend into the humidifying chamber, and the top end of the pressure balancing channel is higher than the top end of the infusion channel; an air inlet pipe and an air outlet pipe are arranged on the humidifying cavity, and a heating source is arranged in the humidifying cavity. The lifting device and the floating ball are not required to be arranged, so that the condition that the floating ball is burnt out is avoided, and automatic water supplementing can be realized. The invention is applied to the field of medical instruments.
Description
Technical Field
The invention relates to the field of medical equipment, in particular to a humidifying device for respiratory support equipment.
Background
Before the air of the breathing machine enters the human respiratory system, a humidifying device is generally adopted to humidify the air of the breathing machine. The hot steam is generated by heating water in the humidifying device, the air of the breathing machine is humidified by the hot steam, and the water of the existing humidifying device is generally supplemented by adopting a floating ball.
The scheme of adopting the floating ball to supplement water has the following defects:
1. a certain height difference needs to be ensured between the water supply tank and the humidifying tank of the humidifying device;
2. after the water in the humidifying tank of the humidifying device is burnt out, the floating ball is easy to burn.
Patent document with the authorization number of CN208464902U discloses a portable self-heating adjustable automatic water supplementing type breathing machine humidification tank, which consists of a tank body and a water adding pipe, wherein the lower end of the water adding pipe extends 2-3 cm into the tank body, and the lower end of the water adding pipe is provided with an automatic adjustable water filling valve. The automatic adjustable water injection valve consists of a valve body, a valve seat hole, a valve plug, a threaded valve rod, an adjusting nut ring, a connecting rod, a floating ball, a slideway slot and a handle.
Patent document with the authority of CN202961442U discloses a breathing machine humidifier, including the humidification bottle, this humidification bottle is including a casing and the cavity that forms by this casing, the humidification bottle is provided with two air vents, and one of them air vent is the air inlet, and another air vent is the gas outlet, a baffle is extended downwards to an organic whole in the air vent internal wall face towards the cavity, this baffle with be provided with a gas passage between the humidification bottle casing.
The principle of using a floating ball or a floating valve to supplement water is adopted in the patent document, and the technical problems still exist.
Disclosure of Invention
The invention mainly aims to provide a humidifying device for respiratory support equipment, which does not need to be provided with a lifting device or a floating ball, so that the condition that the floating ball is burnt out is avoided, and automatic water supplementing can be realized.
In order to achieve the above purpose, the invention provides a humidification device for respiratory support equipment, comprising a box body, wherein a water supplementing chamber and a humidification chamber are arranged in the box body, the humidification chamber is positioned below the water supplementing chamber, an infusion channel and a pressure balancing channel are connected between the water supplementing chamber and the humidification chamber, the top end of the infusion channel and the top end of the pressure balancing channel respectively extend into the water supplementing chamber, the bottom end of the infusion channel and the bottom end of the pressure balancing channel respectively extend into the humidification chamber, and the top end of the pressure balancing channel is higher than the top end of the infusion channel;
an air inlet pipe and an air outlet pipe are arranged on the humidifying cavity, and a heating source is arranged in the humidifying cavity.
Further improved, the bottom end of the pressure balance channel is lower than the bottom end of the infusion channel, so that even when the breathing support device stops working, namely when the breathing support device stops ventilation operation, the water locking effect can be achieved, and water in the water supplementing cavity cannot flow into the humidifying cavity. Of course, the bottom end of the pressure balancing channel is higher than the bottom end of the infusion channel, and only after the breathing support device stops working, namely the breathing support device stops ventilation, the water supplementing chamber is required to be separated from the humidifying chamber, otherwise, water always flows into the humidifying chamber and cannot be stopped, and other functions of the two designs are not different when the breathing support device works normally.
Further improved, the pressure balance channel comprises a first vent pipe and a second vent pipe, the top end of the first vent pipe extends into the water supplementing cavity, the bottom end of the second vent pipe extends into the humidifying cavity, and the bottom end of the first vent pipe is in sealing butt joint with the top end of the second vent pipe. The pressure balance channel is divided into a first vent pipe and a second vent pipe, so that the maintenance and the replacement are more convenient.
Further improved, a sealing chamber is arranged between the water supplementing chamber and the humidifying chamber, the first ventilation pipe and the second ventilation pipe are respectively detachably inserted in the sealing chamber, and the bottom end of the first ventilation pipe and the top end of the second ventilation pipe are respectively extended into the sealing chamber.
Further improved, a first sealing ring is arranged at the joint of the first vent pipe and the sealing chamber, and a second sealing ring is arranged at the joint of the second vent pipe and the sealing chamber. Seal between first breather pipe and the sealed cavity through first sealing washer, seal between second breather pipe and the sealed cavity through the second sealing washer, guarantee the gas tightness of first breather pipe and second breather pipe butt joint.
Further improved, the bottom of the water supplementing cavity is provided with a first opening, a valve is arranged at the first opening, and the top end of the infusion channel is in butt joint with the first opening. When the water supplementing cavity is detached from the humidifying cavity, the first opening can be closed through the valve, so that water in the water supplementing cavity is prevented from dripping from the first opening.
Further improved, the bottom of the water supplementing chamber is provided with a downward sunken sedimentation channel, and the first opening is arranged at the bottom of the sedimentation channel. By arranging the sedimentation channel, water in the water supplementing cavity is convenient to collect to the sedimentation channel and flows into the humidifying cavity from the first opening in the sedimentation channel.
Further improved, the bottom end of the pressure balance channel is a horn-shaped opening. When the bottom end opening of the pressure balance channel is too small, when the water surface in the humidification chamber is slightly lower than the bottom end of the pressure balance channel, a water film may still seal the bottom end of the pressure balance channel, so that the opening of the bottom end of the pressure balance channel needs to be increased by adopting the horn-shaped opening, and the pressure sensing sensitivity of the pressure balance channel can be improved. Specifically, the horn-shaped opening is arranged at the bottom end of the second vent pipe.
Further improved, the top end of the infusion channel is provided with a funnel opening. The water in the water supplementing cavity can flow into the humidifying cavity through the funnel opening.
Further improved, the top of the water supplementing cavity is provided with a second opening, and the second opening is provided with a cover. The water supplementing chamber can be cleaned or otherwise worked through the cover, and meanwhile, the cover can seal the water supplementing chamber, so that the tightness of the water supplementing chamber is ensured.
Compared with the prior art, the technical scheme of the invention has the beneficial effects that:
according to the humidifying device for the breathing support equipment, high-pressure air in the turbine enters the humidifying cavity from the air inlet pipe, a part of water is filled in the humidifying cavity, the heating source in the humidifying cavity heats the water in the humidifying cavity, the high-pressure air passes through the humidifying cavity and then is humidified through hot water vapor in the humidifying cavity, and then flows into the respiratory system of a human body from the air outlet pipe. The heating source in the humidification chamber can be a resistance wire or a steam heating lamp device arranged at the bottom of the humidification chamber.
The water supplementing chamber is a sealed chamber, and the pressure balancing channel is used for balancing the air pressure between the water supplementing chamber and the humidifying chamber. Specifically, when the heating source in the humidification chamber heats water, along with the evaporation of water vapor, when the water surface in the humidification chamber is lower than the bottom end of the pressure balance channel, the water stored in the water supplementing chamber can be supplemented into the humidification chamber through the infusion channel; when the water surface in the humidification chamber does not exceed the bottom end of the pressure balance channel, the water in the water compensation chamber cannot be supplemented into the humidification chamber from the infusion channel because the air pressure of the humidification chamber is larger than the air pressure in the water compensation chamber.
The humidifying device for the breathing support equipment can realize the functions of automatic water supplementing and automatic stopping on the humidifying cavity through the pressure balancing channel, and has no height difference requirement between the water supplementing cavity and the humidifying cavity, and a floating ball is not required to be arranged, so that the condition of scalding the floating ball is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of a prior art humidification case of a ventilator;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a perspective view of a humidification apparatus for a respiratory support device;
fig. 4 is a cross-sectional view of fig. 3.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that all directional indications such as up, down, left, right, front, and rear … … in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture such as that shown in the drawings, and if the particular posture is changed, the directional indication is changed accordingly.
In the present invention, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1 to 4, a humidifying device for a respiratory support apparatus includes a box body 1, wherein a water supplementing chamber 2 and a humidifying chamber 3 are arranged in the box body 1, the humidifying chamber 3 is located below the water supplementing chamber 2, an infusion channel 4 and a pressure balancing channel 5 are connected between the water supplementing chamber 2 and the humidifying chamber 3, the top end of the infusion channel 4 and the top end of the pressure balancing channel 5 extend into the water supplementing chamber 2 respectively, the bottom end of the infusion channel 4 and the bottom end of the pressure balancing channel 5 extend into the humidifying chamber 3 respectively, and the top end of the pressure balancing channel 5 is higher than the top end of the infusion channel 4;
an air inlet pipe 6 and an air outlet pipe 7 are arranged on the humidifying chamber 3, and a heating source is arranged in the humidifying chamber 3.
Referring to fig. 1 to 2 again, the present ventilator includes a humidification water box 8, an inlet pipe 81 and an outlet pipe 82 are disposed on the humidification water box 8, high-pressure air in a turbine is connected into the humidification water box 8 from the inlet pipe 81, a heating chamber 83 is disposed in the humidification water box 8, water is filled in the heating chamber 83, a heating component is disposed at the bottom of the heating chamber 83 to heat the water in the heating chamber 83, and the high-pressure air passes through the heating chamber 83 and is humidified by hot water vapor in the heating chamber 83, and then flows into the respiratory system of a human body from the outlet pipe 82. A water storage tank 9 is connected above the heating chamber 83, water is stored in the water storage tank 9, an air pressure pipe 93 is connected to the water storage tank 9, and the air pressure pipe 93 communicates the water storage tank 9 with the outside to balance air pressure. The water storage tank 9 is communicated with the heating chamber 83 through a water pipe 91, a vertical slideway 831 is arranged at the top of the heating chamber 83, a silica gel plug 832 is slidably arranged in the slideway 831, the bottom end of the silica gel plug 832 is connected with a floating ball 92, the floating ball 92 floats on the water surface of the heating chamber 83, and the top end of the silica gel plug 832 is movably butted with the bottom end of the water pipe 91. When the water in the heating chamber 83 is sufficient, the floating ball 92 floats upwards, the silica gel plug 832 can block the bottom end of the water pipe 91, and the water in the water storage tank 9 cannot flow into the heating chamber 83 from the water pipe 91; when the water in the heating chamber 83 is insufficient, the floating ball 92 sinks, the silica gel plug 832 does not block the water pipe 91, and the water in the water storage tank 9 flows into the heating chamber 83 from the water pipe 91.
The technical scheme has the following defects:
1. since the air pressure in the heating chamber 83 is higher than the external atmospheric pressure, the water storage tank 9 needs to be lifted to a constant height to maintain normal water supply, and an additional lifting device is required to ensure automatic water supply when the breathing machine works normally.
2. After the water in the heating chamber 83 is burned, the floating ball 92 directly contacts with the bottom surface of the heating chamber 83, and the floating ball 92 is scalded and deformed, which affects the use of the floating ball and the control of the next water level.
Referring to fig. 3 to 4 again, in the humidifying device for the respiratory support apparatus of the present embodiment, high-pressure air in a turbine enters the humidifying chamber 3 from the air inlet pipe 6, a part of water is filled in the humidifying chamber 3, the heating source in the humidifying chamber 3 heats the water in the humidifying chamber 3, the high-pressure air passes through the humidifying chamber 3 and then is humidified by hot water vapor in the humidifying chamber 3, and then flows into the respiratory system of the human body from the air outlet pipe 7. The heating source in the humidification chamber 3 may be a resistance wire or a steam heating lamp device arranged at the bottom of the humidification chamber 3.
The water supplementing chamber 2 is a sealed chamber, and the pressure balancing channel 5 is used for balancing the air pressure between the water supplementing chamber 2 and the humidifying chamber 3. Specifically, when the heating source in the humidification chamber 3 heats water, and the water vapor evaporates, when the water level in the humidification chamber 3 is lower than the bottom end of the pressure balance channel 5, the water stored in the water supplementing chamber 2 can be supplemented into the humidification chamber 3 through the infusion channel 4; when the water surface in the humidification chamber 3 does not have the bottom end of the pressure balance channel 5, the water in the water compensation chamber 2 cannot be supplemented into the humidification chamber 3 from the infusion channel 4 because the air pressure of the humidification chamber 3 is larger than the air pressure in the water compensation chamber 2.
The humidifying device for the breathing support device of the embodiment can realize the functions of automatic water supplementing and automatic stopping on the humidifying cavity 3 through the pressure balance channel 5, and has no height difference requirement between the water supplementing cavity 2 and the humidifying cavity 3, and a floating ball is not required to be arranged, so that the condition of scalding the floating ball is avoided.
In this embodiment, as a further improvement of the above technical solution, the bottom end of the pressure balancing channel 5 is lower than the bottom end of the infusion channel 4, so that even when the respiratory support apparatus stops working, that is, when the respiratory support apparatus stops ventilation operation, the respiratory support apparatus can also play a role in locking water, and the water in the water supplementing chamber 2 does not flow into the humidification chamber 3. Of course, it is also possible that the bottom end of the pressure balancing channel 5 is higher than the bottom end of the infusion channel 4, and only after the respiratory support device stops working, that is, after the respiratory support device stops ventilation, the water supplementing chamber 2 needs to be separated from the humidifying chamber 3, otherwise, water can flow into the humidifying chamber 3 all the time, and the water cannot be stopped, and other functions of the two designs are not different when the respiratory support device works normally.
In this embodiment, as a further improvement of the above technical solution, the pressure balancing channel 5 includes a first ventilation pipe 51 and a second ventilation pipe 52, the top end of the first ventilation pipe 51 extends into the water supplementing chamber 2, the bottom end of the second ventilation pipe 52 extends into the humidification chamber 3, and the bottom end of the first ventilation pipe 51 and the top end of the second ventilation pipe 52 are in sealing butt joint. The pressure balance channel 5 is divided into a first vent pipe 51 and a second vent pipe 52, so that maintenance and replacement are more convenient.
In this embodiment, as a further improvement of the above technical solution, a sealing chamber 21 is disposed between the water replenishing chamber 2 and the humidification chamber 3, the first ventilation pipe 51 and the second ventilation pipe 52 are detachably inserted into the sealing chamber 21, and the bottom end of the first ventilation pipe 51 and the top end of the second ventilation pipe 52 extend into the sealing chamber 21 respectively.
In this embodiment, as a further improvement of the above technical solution, a first sealing ring 511 is disposed at the connection between the first ventilation pipe 51 and the sealing chamber 21, and a second sealing ring 521 is disposed at the connection between the second ventilation pipe 52 and the sealing chamber 21. The first vent pipe 51 and the sealing chamber 21 are sealed through the first sealing ring 511, and the second vent pipe 52 and the sealing chamber 21 are sealed through the second sealing ring 521, so that the air tightness of the butt joint of the first vent pipe 51 and the second vent pipe 52 is ensured.
In this embodiment, as a further improvement of the above technical solution, a first opening 22 is provided at the bottom of the water replenishing chamber 2, a valve 23 is provided at the first opening 22, and the top end of the infusion channel 4 is abutted to the first opening 22. When the water supplementing chamber 2 is detached from the humidifying chamber 3, the first opening 22 can be closed by the valve 23, so that water in the water supplementing chamber 2 is prevented from dripping from the first opening 22.
In this embodiment, as a further improvement of the above technical solution, a bottom of the water replenishing chamber 2 is provided with a downward concave sedimentation channel 24, and the first opening 22 is provided at a bottom of the sedimentation channel 24. By providing the sedimentation channel 24, water in the water compensating chamber 2 is facilitated to collect in the sedimentation channel 24 and flow from the first opening 22 in the sedimentation channel 24 into the humidification chamber 3.
In this embodiment, as a further improvement of the above technical solution, the bottom end of the pressure balancing channel 5 is a trumpet-shaped opening 53. When the bottom end opening of the pressure balance channel 5 is too small, when the water level in the humidification chamber 3 is slightly lower than the bottom end of the pressure balance channel 5, there may still be a water film to seal the bottom end of the pressure balance channel 5, and thus, the horn-shaped opening 53 needs to be used to increase the opening of the bottom end of the pressure balance channel 5, so that the pressure sensing sensitivity of the pressure balance channel 5 can be improved. Specifically, a horn-shaped opening 53 is provided at the bottom end of the second vent pipe 52.
In this embodiment, as a further improvement of the above technical solution, the top end of the infusion channel 4 is a funnel opening 41. Facilitating the flow of water in the water replenishment chamber 2 into the humidification chamber 3 through the funnel opening 41.
In this embodiment, as a further improvement of the above technical solution, the top of the water replenishing chamber 2 is provided with a second opening, and the second opening is provided with a cover 25. The cover 25 can clean or otherwise work the water compensating chamber 2, and the cover 25 can seal the water compensating chamber 2 to ensure the sealing performance of the water compensating chamber 2.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the specification and drawings of the present invention or direct/indirect application in other related technical fields are included in the scope of the present invention.
Claims (5)
1. The humidifying device for the breathing support equipment is characterized by comprising a box body, wherein a water supplementing chamber and a humidifying chamber are arranged in the box body, the humidifying chamber is positioned below the water supplementing chamber, an infusion channel and a pressure balancing channel are connected between the water supplementing chamber and the humidifying chamber, the top end of the infusion channel and the top end of the pressure balancing channel respectively extend into the water supplementing chamber, the bottom end of the infusion channel and the bottom end of the pressure balancing channel respectively extend into the humidifying chamber, and the top end of the pressure balancing channel is higher than the top end of the infusion channel; the pressure balance channel comprises a first ventilation pipe and a second ventilation pipe, the top end of the first ventilation pipe extends into the water supplementing cavity, the bottom end of the second ventilation pipe extends into the humidifying cavity, the bottom end of the first ventilation pipe is in sealing butt joint with the top end of the second ventilation pipe, and a horn-shaped opening is formed in the bottom end of the second ventilation pipe;
the bottom of the water supplementing cavity is provided with a downward sunken sedimentation channel, the bottom of the sedimentation channel is provided with a first opening, a valve is arranged at the first opening, and the top end of the transfusion channel is a funnel opening and is in butt joint with the first opening;
an air inlet pipe and an air outlet pipe are arranged on the humidifying cavity, and a heating source is arranged in the humidifying cavity.
2. Humidification apparatus for a respiratory support device according to claim 1, wherein the pressure equalization channel has a lower bottom end than the infusion channel.
3. The humidification device for a respiratory support apparatus according to claim 1, wherein a sealing chamber is provided between the water replenishing chamber and the humidification chamber, the first ventilation pipe and the second ventilation pipe are detachably inserted into the sealing chamber, and a bottom end of the first ventilation pipe and a top end of the second ventilation pipe extend into the sealing chamber, respectively.
4. A humidifying device for a respiratory support apparatus according to claim 3 wherein a first sealing ring is provided at the junction of the first vent tube and the sealed chamber and a second sealing ring is provided at the junction of the second vent tube and the sealed chamber.
5. Humidification apparatus for a respiratory support device according to any one of claims 1 to 4 wherein the top of the water replenishment chamber is provided with a second opening, the second opening being provided with a cap.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010071891 | 2020-01-21 | ||
| CN2020100718915 | 2020-01-21 |
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| Publication Number | Publication Date |
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| CN111388834A CN111388834A (en) | 2020-07-10 |
| CN111388834B true CN111388834B (en) | 2023-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010355963.9A Active CN111388834B (en) | 2020-01-21 | 2020-04-29 | Humidification device for respiratory support equipment |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112274753A (en) * | 2020-09-15 | 2021-01-29 | 湖南明康中锦医疗科技发展有限公司 | Partition humidifying device of respiratory support equipment |
| CN112274754A (en) * | 2020-09-15 | 2021-01-29 | 湖南明康中锦医疗科技发展有限公司 | Humidifying device of respiratory support equipment |
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| CN108578867A (en) * | 2018-05-22 | 2018-09-28 | 齐芳 | A kind of medical breathing machine humidification pot |
| CN109011091A (en) * | 2018-07-16 | 2018-12-18 | 日照市中医医院 | A kind of operating room pressure protection type oxygen humidification bottle |
| CN109621147A (en) * | 2018-12-30 | 2019-04-16 | 湖南明康中锦医疗科技发展有限公司 | Breathing Suppotion equipment humidifier |
| CN212662438U (en) * | 2020-01-21 | 2021-03-09 | 湖南明康中锦医疗科技发展有限公司 | Humidifying device for respiratory support equipment |
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| CN111388834A (en) | 2020-07-10 |
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