CN112915329A - Breathing machine pipeline - Google Patents
Breathing machine pipeline Download PDFInfo
- Publication number
- CN112915329A CN112915329A CN202110089316.2A CN202110089316A CN112915329A CN 112915329 A CN112915329 A CN 112915329A CN 202110089316 A CN202110089316 A CN 202110089316A CN 112915329 A CN112915329 A CN 112915329A
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- Prior art keywords
- water
- water collecting
- cup
- opening
- pipeline
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- 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.)
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Links
- 230000029058 respiratory gaseous exchange Effects 0.000 title claims abstract description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 207
- 238000009423 ventilation Methods 0.000 claims abstract description 29
- 238000007599 discharging Methods 0.000 claims 1
- 206010035664 Pneumonia Diseases 0.000 abstract description 4
- 230000000241 respiratory effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 210000002345 respiratory system Anatomy 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 2
- 208000000884 Airway Obstruction Diseases 0.000 description 1
- 208000004756 Respiratory Insufficiency Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 201000004193 respiratory failure Diseases 0.000 description 1
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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
- A61M16/0003—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
- A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
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- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
Abstract
The invention belongs to the technical field of medical equipment, and particularly relates to a breathing machine pipeline which comprises a ventilation pipeline and a water collecting tank; the air vent pipeline is a threaded pipe, an opening is formed in the pipe wall of the air vent pipeline, the water collecting tank is arranged at the opening, the opening extends along the length direction of the air vent pipeline, and condensed water in the air vent pipeline flows into the water collecting tank through the opening; the tank bottom of water catch bowl is provided with the through-hole, just through-hole department is provided with the water collector that is used for collecting the comdenstion water. The water catch bowl in this breathing machine pipeline can be convenient for gathering of the comdenstion water on the vent line, and the comdenstion water that just assembles can flow to the water collector along the water catch bowl in to avoid in getting into patient's respiratory track because of the comdenstion water in the vent line is too much, cause the patient to cause breathing machine correlation pneumonia, perhaps cause the condition emergence that the patient breathes difficulty even air flue and blocks, thereby the potential safety hazard when effectual reduction breathing machine uses.
Description
Technical Field
The invention belongs to the technical field of medical equipment, and particularly relates to a breathing machine pipeline.
Background
The breathing machine is a vital medical device which can prevent and treat respiratory failure, reduce complications and save and prolong the life of a patient.
Breathing pipelines in the breathing machine in the prior art are threaded pipes, and the middle part of the breathing pipeline is provided with a water collecting cup for collecting condensed water. In the using process, moisture in the gas generated by a patient during breathing can be condensed into condensed water on the inner side wall of the breathing pipeline, the condensed water can flow to the position of the lowest point of the breathing pipeline along the inner side wall of the breathing pipeline, and because the position of the water collecting cup is fixed, the condensed water in the breathing pipeline can not flow into the water collecting cup in time because the water collecting cup is not placed at the lowest point of the breathing pipeline, and part of the condensed water can possibly enter the respiratory tract of the patient along the breathing pipeline;
in addition, a part of condensed water is remained at the bottom of each thread in the breathing pipeline, and the remained condensed water is too much and easily enters the respiratory tract of a patient along the breathing pipeline, so that the patient can cause ventilator-related pneumonia, and even the dangerous condition of difficult breathing or airway obstruction of the patient can occur.
In order to avoid the occurrence of the above situation, medical staff needs to break the breathing pipeline at regular time to shake out the condensed water, or erect the breathing pipeline to discharge the residual condensed water at the bottom of the threaded pipe, and the operation mode not only increases the workload of the medical staff, but also increases the risk that the medical staff and surrounding patients are infected. Therefore, the invention of a pipeline convenient for collecting condensed water is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a breathing machine pipeline, which aims to solve the technical problem that in the prior art, condensed water in a breathing pipeline is inconvenient to collect, so that a patient has difficulty in breathing or has obstruction of an airway.
The invention is realized by the following technical scheme:
a breathing machine pipeline comprises a ventilation pipeline and a water collecting tank;
the air vent pipeline is a threaded pipe, an opening is formed in the pipe wall of the air vent pipeline, the water collecting tank is arranged at the opening, the opening extends along the length direction of the air vent pipeline, and condensed water in the air vent pipeline flows into the water collecting tank through the opening;
the tank bottom of water catch bowl is provided with the through-hole, just through-hole department is provided with the water collector that is used for collecting the comdenstion water.
In order to better implement the invention, in the above structure, the water collector comprises a water collecting cup, the water collecting cup is detachably arranged on the water collecting tank, and the cup mouth of the water collecting cup is communicated with the through hole.
In order to better realize the invention, the structure is further optimized, the water collector further comprises a connector and a water collecting bag, the bottom of the water collecting cup is provided with a water outlet, and the water outlet is communicated with the water collecting bag through the connector.
In order to better implement the present invention, in the above structure, the ventilation pipeline includes an exhalation pipe and an inhalation pipe, the water collecting cup includes a cup body a and a cup body b, the cup body a is communicated with the exhalation pipe, and the cup body b is communicated with the inhalation pipe.
In order to better realize the invention, the structure is further optimized, the connector is a Y-shaped three-way pipe, two water inlet ends of the connector are respectively communicated with the cup body a and the cup body b, and a water outlet end of the connector is communicated with the water collecting bag.
In order to better implement the present invention, the above structure is further optimized, a drain port for draining condensed water is disposed at the bottom of the water collecting bag, and a plug for plugging the drain port is disposed at the drain port.
In order to better realize the invention, the structure is further optimized, a connecting buckle is arranged at the water outlet of the water collecting cup, an internal thread is arranged on the inner side wall of the connecting buckle, an external thread matched with the internal thread on the connecting buckle is arranged at the water inlet end of the connector, and the water collecting cup is connected with the connector through the matching of the internal thread and the external thread.
In order to better realize the invention, the structure is further optimized, the through hole outlet is provided with a closing valve for opening and closing the through hole, the cup opening of the water collecting cup is provided with a convex point for opening the closing valve, when the water collecting cup is arranged on the water collecting tank, the convex point jacks up the closing valve, and the through hole is in an opening state.
In summary, the present invention has the following technical effects:
the water catch bowl in this breathing machine pipeline can be convenient for gathering of the comdenstion water on the vent line, and the comdenstion water that just assembles can flow to the water collector along the water catch bowl in to avoid in getting into patient's respiratory track because of the comdenstion water in the vent line is too much, cause the patient to cause breathing machine correlation pneumonia, perhaps cause the condition emergence that the patient breathes difficulty even air flue and blocks, thereby the potential safety hazard when effectual reduction breathing machine uses.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a ventilator circuit according to the present invention;
FIG. 2 is a longitudinal cross-sectional view of a ventilation circuit in a ventilator circuit of the present invention;
fig. 3 is a transverse cross-sectional view of a ventilation circuit in a ventilator circuit of the present invention.
Reference numerals:
1. a vent line; 11. an exhalation tube; 12. an air intake duct; 2. a water collection tank; 21. a through hole; 31. a water collecting cup; 311. a cup body a; 312. a cup body b; 313. a water outlet; 314. a one-way valve; 315. a connecting buckle; 32, a first step of removing the first layer; a connector; 33. a water collection bag; 331. a plug body.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Example (b):
a breathing machine pipeline comprises a ventilation pipeline 1 and a water collecting tank 2; wherein,
the ventilation pipeline 1 is a threaded pipe, an opening is formed in the pipe wall of the ventilation pipeline 1, the water collecting tank 2 is arranged at the opening, the opening extends along the length direction of the ventilation pipeline 1, and condensed water in the ventilation pipeline 1 flows into the water collecting tank 2 through the opening;
the bottom of the water collecting tank 2 is provided with a through hole 21, and a water collector for collecting condensed water is arranged at the through hole 21.
When the breathing machine is used for a patient, medical staff can communicate the breathing machine with the mouth and the nose of the patient through the breathing machine pipeline, moisture in gas generated by the patient in the breathing process can be condensed into condensed water in the ventilation pipeline 1, and the condensed water can be converged into the water collecting tank 2 through an opening in the ventilation pipeline 1 so as to avoid the generation of residual condensed water at the bottom of threads on the ventilation pipeline 1;
the condensed water gathered in the water collecting tank 2 flows into the water collector along the water collecting tank 2, so that the phenomenon that the condensed water in the ventilation pipeline 1 is too much and enters the respiratory tract of a patient, which causes the patient to cause the relevant pneumonia of the breathing machine, or the patient has the breathing difficulty and the airway is obstructed, and the potential safety hazard of the breathing machine in the using process is effectively reduced.
And when the water collector is not at the position of the lowest point of the ventilation pipeline 1, the condensed water in the ventilation pipeline 1 can flow to the position of the lowest point of the ventilation pipeline 1 along the water collecting tank 2, at the moment, medical personnel only need to pull the water collector to the position of the lowest point of the ventilation pipeline 1, so that the condensed water in the water collecting tank 2 can flow to the water collector, the medical personnel do not need to collect the condensed water in the ventilation pipeline 1 again in a shaking or disconnecting mode of the ventilation pipeline 1, and the workload of the medical personnel and the risk that the medical personnel or surrounding patients are infected are reduced.
Preferably, the water collector comprises a water collecting cup 31; wherein,
the water collecting cup 31 is detachably arranged on the water collecting tank 2, and the cup mouth of the water collecting cup 31 is communicated with the through hole 21 on the water collecting tank 2, so that the condensed water in the water collecting tank 2 can flow into the water collecting cup 31 through the through hole 21; when the condensed water in the water collecting cup 31 reaches a certain height, the medical staff can take down the water collecting cup 31 from the water collecting tank 2 and pour out the condensed water in the water collecting cup 31, so that the condensed water is more convenient to treat.
Optimally, a sealing valve is arranged at the through hole 21, and a salient point for opening the sealing valve is arranged at the cup opening of the water collecting cup 31; when the medical staff installs the water collecting cup 31 on the water collecting tank 2, the sealing valve is jacked upwards by the salient points on the water collecting cup 31, so that the through hole 21 is in an open state, and the condensed water in the water collecting tank 2 flows into the water collecting cup from the through hole 21;
when the medical staff takes the water collecting cup 31 down from the water collecting tank 2, the acting force of the salient points on the closing valve disappears, at the moment, the closing valve can return to the initial state, the closing valve plugs the through hole 21, so that the condensed water in the water collecting tank 2 cannot leak out from the through hole 21, and the breathing machine pipeline is more convenient to use.
Preferably, the water collector further comprises a connector 32 and a water collecting bag 33; wherein,
the bottom of the water collecting cup 31 is provided with a water outlet 313, and the water outlet 313 is communicated with a water collecting bag 33 through a connector 32; the condensed water flowing into the water collecting cup 31 can sequentially flow into the water collecting bag 33 through the water outlet 313 and the connector 32, and when the amount of the condensed water in the water collecting bag 33 reaches a certain amount, the medical staff can take off the water collecting bag 33, replace the water collecting bag 33 or dump the condensed water in the water collecting bag 33 for continuous use, so as to avoid the occurrence of the situation that the interface of the water collecting cup 31 or the vent pipeline 1 is polluted.
In addition, the connection head 32 and the water collecting bag 33 can reduce the times of pouring the condensed water by the medical staff, so as to reduce the workload of the medical staff.
Preferably, a water outlet is arranged at the bottom of the water collecting bag 33, a plug body 331 is arranged at the water outlet, and the plug body 331 is detachably plugged at the water outlet;
when the condensed water in the water collecting bag 33 needs to be treated, the medical staff only needs to take down the plug body 331 from the water outlet, so that the condensed water in the water collecting bag 33 can be discharged to the outside through the water outlet, and the treatment of the condensed water is more convenient.
More preferably, the water collecting bag 33 is provided with scale marks capable of measuring the total amount of condensed water in the water collecting bag 33.
Preferably, a one-way valve 314 is arranged at the water outlet 313 of the water collecting cup 31, the one-way valve 314 is arranged so that the condensed water in the water collecting cup 31 can flow to the water collecting bag 33 through the water outlet 313, and external air cannot enter the water collecting cup 31 and the ventilation pipeline 1 through the water outlet 313, thereby further reducing the occurrence of pollution on the interface of the ventilator pipeline.
Preferably, the ventilation pipeline 1 comprises an exhalation pipe 11 and an inhalation pipe 12, and the water collecting cup 31 comprises a cup body a311 and a cup body b 312; wherein,
cup a311 is in communication with exhalation tube 11, and the condensed water in exhalation tube 11 will flow through water outlet 313 to cup a311, cup b312 is in communication with inhalation tube 12, and the condensed water in inhalation tube 12 will flow through water outlet 313 to cup b 312.
Preferably, the connector 32 is a Y-shaped three-way pipe, two water inlet ends of the connector 32 are respectively communicated with the cup body a311 and the cup body b312, and a water outlet end of the connector 32 is communicated with the water collecting bag 33; the condensed water in the cup body a311 and the cup body b312 can flow into the water collecting bag 33 through the Y-shaped connector 32, so that the collection of the condensed water is more convenient.
Preferably, the water outlet 313 of the water collecting cup 31 is provided with a connecting buckle 315, and the connecting head 32 is detachably connected with the water collecting cup 31 through the connecting buckle 315, so that the connecting head 32 is more convenient to mount/dismount.
Specifically, one side that cup 31 was kept away from to this connector link 315 is provided with the recess, and is provided with the internal thread on the inside wall of recess, the end of intaking of connector 32 be provided with connector link 315 on the internal thread assorted external screw thread, this connector 32 is connected fixedly through external screw thread and internal screw thread cooperation with connector link 315, in order to avoid this breathing machine pipeline at the in-process that uses, the condition that connector 32 and cup 31 break away from that catchments takes place, make this breathing machine pipeline's use safety more, convenience.
Preferably, the ventilation pipeline 1 and the water collecting tank 2 are integrally formed components, so that the structure of the breathing machine pipeline is more stable.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (8)
1. A breathing machine pipeline is characterized in that: comprises a ventilation pipeline (1) and a water collection tank (2);
the ventilation pipeline (1) is a threaded pipe, an opening is formed in the pipe wall of the ventilation pipeline (1), the water collecting tank (2) is arranged at the opening, the opening extends along the length direction of the ventilation pipeline (1) and enables condensed water in the ventilation pipeline (1) to flow into the water collecting tank (2) through the opening;
the tank bottom of water catch bowl (2) is provided with through-hole (21), just through-hole (21) department is provided with the water collector that is used for collecting the comdenstion water.
2. The ventilator circuit of claim 1 wherein: the water collector comprises a water collecting cup (31), the water collecting cup (31) is detachably arranged on the water collecting tank (2), and the cup opening of the water collecting cup (31) is communicated with the through hole (21).
3. The ventilator circuit of claim 2 wherein: the water collector further comprises a connector (32) and a water collecting bag (33), a water outlet (313) is formed in the bottom of the water collecting cup (31), and the water outlet (313) is communicated with the water collecting bag (33) through the connector (32).
4. The ventilator circuit of claim 3 wherein: the ventilation pipeline (1) comprises an exhalation pipe (11) and an inhalation pipe (12), the water collecting cup (31) comprises a cup body a (311) and a cup body b (312), the cup body a (311) is communicated with the exhalation pipe (11), and the cup body b (312) is communicated with the inhalation pipe (12).
5. The ventilator circuit of claim 4 wherein: the connector (32) is a Y-shaped three-way pipe, two water inlet ends of the connector (32) are respectively communicated with the cup body a (311) and the cup body b (312), and a water outlet end of the connector (32) is communicated with the water collecting bag (33).
6. The ventilator circuit of claim 5 wherein: the bottom of the water collecting bag (33) is provided with a water outlet convenient for discharging condensed water, and the water outlet is provided with a plug body (331) used for plugging the water outlet.
7. The ventilator circuit of claim 6 wherein: delivery port (313) department is provided with connector link (315), the inside wall of connector link (315) is provided with the internal thread, the end of intaking of connector (32) be provided with internal thread assorted external screw thread on connector link (315), water-collecting cup (31) with connector (32) are connected through the cooperation of internal thread and external screw thread.
8. The ventilator circuit of claim 2 wherein: the water collecting cup is characterized in that a closing valve for opening and closing the through hole (21) is arranged at the outlet of the through hole (21), a salient point for opening the closing valve is arranged at the cup opening of the water collecting cup (31), when the water collecting cup (31) is installed on the water collecting tank (2), the salient point jacks up the closing valve, and the through hole (21) is in an opening state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110089316.2A CN112915329A (en) | 2021-01-22 | 2021-01-22 | Breathing machine pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110089316.2A CN112915329A (en) | 2021-01-22 | 2021-01-22 | Breathing machine pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112915329A true CN112915329A (en) | 2021-06-08 |
Family
ID=76164953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110089316.2A Pending CN112915329A (en) | 2021-01-22 | 2021-01-22 | Breathing machine pipeline |
Country Status (1)
| Country | Link |
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| CN (1) | CN112915329A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113577478A (en) * | 2021-08-01 | 2021-11-02 | 常州安康医疗器械有限公司 | Breathing machine pipeline convenient to collect comdenstion water |
| TWI835290B (en) * | 2022-09-07 | 2024-03-11 | 貝斯美德股份有限公司 | Nasal cannula assembly having capability for water trapping function |
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| CN106110467A (en) * | 2016-08-04 | 2016-11-16 | 四川大学华西医院 | Breathing machine pipeline |
| CA2995064A1 (en) * | 2015-08-13 | 2017-02-16 | Altera Tibbi Malzeme Sanayi ve Ticaret Anonim Sirketi | Coaxial and double lumen breathing circuit systems having a lung pressure measurement port and closed system water trap which can be drained with an enjector |
| CN108969861A (en) * | 2018-09-28 | 2018-12-11 | 重庆智延科技发展有限公司 | Breathing circuit Bidirectioning sealed captation |
| CN109107013A (en) * | 2018-09-28 | 2019-01-01 | 重庆智延科技发展有限公司 | For cap-rotating type captation outside breathing circuit |
| CN109621144A (en) * | 2018-09-28 | 2019-04-16 | 重庆智延科技发展有限公司 | Self-cleaning type Anesthesia machine, breathing circuit double containment captation |
| CN209611931U (en) * | 2018-09-28 | 2019-11-12 | 重庆智延科技发展有限公司 | Breathing circuit seals captation with blade inserting |
| CN209611937U (en) * | 2018-09-28 | 2019-11-12 | 重庆智延科技发展有限公司 | Anti- loss breathing circuit collecting bowl |
| CN209916968U (en) * | 2019-03-14 | 2020-01-10 | 中国医学科学院北京协和医院 | Breathing machine pipeline comdenstion water collection device |
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2021
- 2021-01-22 CN CN202110089316.2A patent/CN112915329A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CA2995064A1 (en) * | 2015-08-13 | 2017-02-16 | Altera Tibbi Malzeme Sanayi ve Ticaret Anonim Sirketi | Coaxial and double lumen breathing circuit systems having a lung pressure measurement port and closed system water trap which can be drained with an enjector |
| CN106110467A (en) * | 2016-08-04 | 2016-11-16 | 四川大学华西医院 | Breathing machine pipeline |
| CN108969861A (en) * | 2018-09-28 | 2018-12-11 | 重庆智延科技发展有限公司 | Breathing circuit Bidirectioning sealed captation |
| CN109107013A (en) * | 2018-09-28 | 2019-01-01 | 重庆智延科技发展有限公司 | For cap-rotating type captation outside breathing circuit |
| CN109621144A (en) * | 2018-09-28 | 2019-04-16 | 重庆智延科技发展有限公司 | Self-cleaning type Anesthesia machine, breathing circuit double containment captation |
| CN209611931U (en) * | 2018-09-28 | 2019-11-12 | 重庆智延科技发展有限公司 | Breathing circuit seals captation with blade inserting |
| CN209611937U (en) * | 2018-09-28 | 2019-11-12 | 重庆智延科技发展有限公司 | Anti- loss breathing circuit collecting bowl |
| CN209916968U (en) * | 2019-03-14 | 2020-01-10 | 中国医学科学院北京协和医院 | Breathing machine pipeline comdenstion water collection device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113577478A (en) * | 2021-08-01 | 2021-11-02 | 常州安康医疗器械有限公司 | Breathing machine pipeline convenient to collect comdenstion water |
| CN113577478B (en) * | 2021-08-01 | 2023-12-08 | 常州安康医疗器械有限公司 | Breathing machine pipeline convenient to collect comdenstion water |
| TWI835290B (en) * | 2022-09-07 | 2024-03-11 | 貝斯美德股份有限公司 | Nasal cannula assembly having capability for water trapping function |
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Effective date of registration: 20220818 Address after: No.1, No.12 Middle Street, Chengdu, Sichuan 610000 Applicant after: CHENGDU NO.7 PEOPLE'S Hospital Address before: 610041, 37, Guoxue Road, Chengdu, Sichuan, Wuhou District Applicant before: WEST CHINA HOSPITAL OF SICHUAN University |
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Application publication date: 20210608 |
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