CN112245734A - Breathing device for cardiovascular internal medicine - Google Patents
Breathing device for cardiovascular internal medicine Download PDFInfo
- Publication number
- CN112245734A CN112245734A CN202011156505.9A CN202011156505A CN112245734A CN 112245734 A CN112245734 A CN 112245734A CN 202011156505 A CN202011156505 A CN 202011156505A CN 112245734 A CN112245734 A CN 112245734A
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- Prior art keywords
- oxygen
- embedded
- oxygen hose
- hose
- sleeve
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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
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
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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
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0605—Means for improving the adaptation of the mask to the patient
-
- 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
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0683—Holding devices therefor
-
- 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
- A61M16/20—Valves specially adapted to medical respiratory devices
- A61M16/201—Controlled valves
-
- 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
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/02—Gases
- A61M2202/0208—Oxygen
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
- A61M2205/3334—Measuring or controlling the flow rate
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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)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a breathing device for cardiovascular department, belonging to the technical field of medical instruments and solving the problems that the prior breathing device for cardiovascular department is inconvenient to install and disassemble and can not adjust the oxygen inlet speed, the device comprises a breathing mask, an oxygen hose, an elastic band and an adjusting wheel, wherein the oxygen hose comprises an oxygen hose I and an oxygen hose II, the oxygen hose I is fixedly connected with one end of a connecting column, the other end of the connecting column is embedded into a circular groove of a sleeve, an oxygen delivery plug-in connector on the connecting column is embedded into the oxygen hose II, the sleeve is fixedly connected with the top of the breathing mask, the oxygen hose II is communicated with an air injection valve fixed on the top wall of the breathing mask, a shaft pin on the adjusting wheel is slidably connected in a limiting groove on the side wall of a groove, the lower part of the adjusting wheel is contacted with the outer wall of the oxygen hose, the elastic band is fixedly connected in a circular ring at, the invention has the characteristics of inconvenient installation and disassembly and capability of adjusting the oxygen inlet speed.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a breathing device for a cardiovascular internal medicine.
Background
The cardiology department, i.e. the cardiovascular department, is a clinical department set by major internal medicine departments of all levels of hospitals for diagnosis and treatment of cardiovascular diseases, and the treated diseases include angina pectoris, hypertension, sudden death, arrhythmia, heart failure, premature beat, arrhythmia, myocardial infarction, cardiomyopathy, myocarditis, myocardial infarction and other cardiovascular diseases.
When the breathing device ventilates autonomously, the inspiration action generates thoracic cavity negative pressure, the lung expands passively to generate alveolus and airway negative pressure, thus forming pressure difference between the airway opening and the alveolus to finish inspiration, the thorax and the lung retract elastically after inspiration, and opposite pressure difference is generated to finish expiration.
At present, the breathing device for the cardiovascular internal medicine is inconvenient to install and is inconvenient to classify and arrange, and the oxygen inlet speed of a patient can not be adjusted according to self requirements.
Therefore, in order to solve the problem, a breathing device for the cardiovascular department needs to be developed and designed, and the problems that the existing breathing device for the cardiovascular department is inconvenient to mount and dismount and cannot adjust the oxygen inlet speed are solved.
Disclosure of Invention
In view of the shortcomings in the prior art, an object of the present invention is to provide a breathing apparatus for cardiovascular medicine, so as to solve the above problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a breathing device for cardiovascular internal medicine comprises a breathing mask, an oxygen hose, an elastic band and an adjusting wheel, wherein the oxygen hose comprises a first oxygen hose and a second oxygen hose, the first oxygen hose is fixedly connected to one end of a connecting column, the other end of the first oxygen hose is connected with an oxygen tank body, the other end of the connecting column is embedded in a circular groove of a sleeve, the connecting column is embedded with an oxygen delivery plug-in connector, the oxygen delivery plug-in connector is embedded in the second oxygen hose, the second oxygen hose is embedded in the sleeve, the sleeve is fixedly connected to the top of the breathing mask, the second oxygen hose is communicated with a jet valve fixed on the top wall of the breathing mask, a plurality of through holes are designed on the surface of the jet valve, the outer wall of the sleeve is provided with a groove, a shaft pin on the adjusting wheel is slidably connected in a limiting groove on the side wall of the groove, and the lower part of the adjusting wheel is, the cross section of the sleeve is trapezoidal, a circular ring is embedded at the bottom of the breathing mask, and an elastic band is fixedly connected in the circular ring.
According to a further scheme of the invention, a reinforcing rib is welded on the outer wall of the connecting column, a second magnet is inlaid on the side wall of the reinforcing rib, a first magnet is arranged below the second magnet, the first magnet is inlaid at the top of the sleeve, the upper surface of the first magnet is an anode, and the lower surface of the second magnet is a cathode.
As a further scheme of the invention, a one-way valve is arranged between the second oxygen delivery hose and the air injection valve, and the one-way valve is embedded in the top of the breathing mask.
As a further scheme of the invention, a humidifying layer is arranged below the air injection valve, the humidifying layer is embedded in the inner wall of the breathing mask, and the surface of the humidifying layer is provided with honeycomb-shaped meshes.
As a further scheme of the invention, loudspeakers are embedded in the side wall of the breathing mask, and the number of the loudspeakers is two.
As a further scheme of the invention, a rubber ring is embedded at the bottom of the breathing mask, and the rubber ring is made of soft silica gel.
As a further scheme of the invention, the breathing mask is made of PVC materials, and the connecting column and the oxygen therapy plug are made of stainless steel.
In summary, compared with the prior art, the embodiment of the invention has the following beneficial effects:
1. the oxygen therapy plug on the connecting column is embedded in the oxygen therapy hose II, the magnet II is embedded on the side wall of the reinforcing rib on the connecting column, the magnet I is embedded at the top of the sleeve, the fixed connection between the connecting column and the sleeve can be realized by utilizing the principle that the magnets attract each other in opposite polarities, and the oxygen therapy plug has the characteristic of convenient installation and disassembly, meanwhile, the medical staff can conveniently arrange and store the adjusting wheel, the shaft pin on the adjusting wheel is connected in the limiting groove on the side wall of the groove in a sliding way, is used for adjusting the oxygen flow speed in the second oxygen conveying hose, when the adjusting wheel rotates downwards, the extrusion force of the adjusting wheel to the second oxygen conveying hose is larger and larger, the deformation caused by the stress of the second oxygen conveying hose is larger and is more and more shrunken, thereby the oxygen flow velocity in the oxygen hose II is reduced, and the oxygen flow velocity in the oxygen hose II is increased when the regulating wheel rotates upwards in the same way, so that the oxygen delivery velocity of the patient can be regulated according to the self requirement.
2. Inlay the respirator bottom has the rubber ring, the rubber ring material is soft silica gel, can be inseparabler with patient's facial contact, prevent that oxygen from leaking and causing the waste, the leakproofness and the travelling comfort of respirator have been improved, the jet-propelled valve below is provided with the humidification layer, be used for humidification oxygen, can lead to the dry and itching of taste tongue and trachea after preventing patient from inhaleing dry oxygen for a long time, the travelling comfort is than relatively poor, the respirator lateral wall still inlays the megaphone, be convenient for patient and medical personnel exchange, possess the good characteristics of hommization.
To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic structural diagram of the invention.
FIG. 2 is an isometric view of a first embodiment of the invention connecting post and oxygen hose.
Figure 3 is an isometric view of the sleeve and adjustment wheel of the present invention.
FIG. 4 is a cross-sectional view A-A of FIG. 3 of the present invention.
FIG. 5 is a partial enlarged view of a in FIG. 1 according to the present invention
Reference numerals: 1-a first oxygen hose, 2-a reinforcing rib, 3-a connecting column, 4-an oxygen delivery plug, 5-a sleeve, 51-a limiting groove, 6-a second oxygen delivery hose, 7-a breathing mask, 8-a ring, 9-a rubber ring, 10-an elastic band, 11-a humidifying layer, 12-a loudspeaker, 13-an air valve, 14-a one-way valve, 15-a regulating wheel, 151-a shaft pin, 16-a first magnet and 17-a second magnet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Example 1
Referring to fig. 1 to 5, a breathing apparatus for cardiovascular medicine comprises a breathing mask 7, an oxygen hose, an elastic band 10 and an adjusting wheel 15, wherein the oxygen hose comprises a first oxygen hose 1 and a second oxygen hose 6, the first oxygen hose 1 is fixedly connected to one end of a connecting column 3, the other end of the first oxygen hose 1 is connected with an oxygen tank body and used for conveying oxygen, the other end of the connecting column 3 is embedded into a circular groove of a sleeve 5, an oxygen plug 4 is embedded into the connecting column 3, the oxygen plug 4 is embedded into the second oxygen hose 6 and can convey oxygen into the second oxygen hose 6, a reinforcing rib 2 is welded on the outer wall of the connecting column 3 and has the characteristic of high structural strength, a second magnet 17 is embedded in the side wall of the reinforcing rib 2, a first magnet 16 is arranged below the second magnet 17, and the first magnet 16 is embedded in the top of the sleeve 5, the 16 upper surfaces of the first magnets are anodes, the 17 lower surfaces of the second magnets are cathodes, the fixed connection of the connecting columns 3 and the sleeves 5 can be achieved by utilizing the opposite attraction principle of the magnets, the characteristics of convenience in installation and disassembly are achieved, and meanwhile, the arrangement and storage of medical personnel are facilitated.
Oxygen therapy hose two 6 is inlayed in sleeve 5, sleeve 5 fixed connection is at breathing mask 7 top, oxygen therapy hose two 6 and the jet valve 13 intercommunication of fixing at breathing mask 7 roof, oxygen is carried to the jet valve 13 in through oxygen therapy hose two 6, and jet valve 13 surface design has a plurality of through-holes, can be with even spouting of oxygen to breathing mask 7 in, improved patient's travelling comfort.
The outer wall of the sleeve 5 is provided with a groove, the shaft pin 151 on the adjusting wheel 15 is connected in the limiting groove 51 on the side wall of the groove in a sliding manner and used for adjusting the flow speed of oxygen in the second oxygen hose 6, the lower part of the adjusting wheel 15 is in contact with the outer wall of the second oxygen hose 6, the cross section of the sleeve 5 is trapezoidal, when the adjusting wheel 15 rotates downwards, the extrusion force of the adjusting wheel 15 on the second oxygen hose 6 is larger and larger, the deformation caused by the stress of the second oxygen hose 6 is larger and smaller, so that the flow speed of oxygen in the second oxygen hose 6 is smaller, and when the adjusting wheel 15 rotates upwards in the same way, the flow speed of oxygen in the second oxygen hose 6 is increased, and the oxygen delivery speed of a patient can be adjusted according to the self requirements conveniently.
In order to facilitate the patient to wear the breathing mask 7, a circular ring 8 is embedded at the bottom of the breathing mask 7, and an elastic band 10 is fixedly connected in the circular ring 8.
In order to improve respirator 7's leakproofness and travelling comfort, 7 bottoms of respirator are inlayed and are had rubber ring 9, the rubber ring 9 material is soft silica gel, can be inseparabler with patient's facial contact, prevents that oxygen from leaking and causes the waste, and soft silica gel compares in the PVC material simultaneously, and the texture is soft, and the travelling comfort is better.
Preferably, respirator 7 adopts the PVC material preparation to form, possesses the characteristics that the quality is light, ageing-resistant and corrosion resistance are strong, spliced pole 3 and oxygen therapy connector 4 material are the stainless steel, possess structural strength height, high temperature resistant and corrosion resistance strong characteristics.
Example 2
Referring to fig. 1 to 5, the breathing apparatus for cardiovascular medicine further comprises an air valve 13, a humidifying layer 11 is arranged below the air valve 13 and is used for humidifying oxygen, and the oxygen in the oxygen tank is dry, so that a patient can feel dry and itchy in mouth feel and tongue and dry and itchy in trachea after inhaling for a long time, and the comfort is poor, and the humidifying layer 11 is designed to solve the problem, and the humidifying layer 11 is embedded in the inner wall of the breathing mask 7, and is provided with honeycomb-shaped meshes on the surface, so that oxygen can circulate conveniently.
A one-way valve 14 is arranged between the second oxygen hose 6 and the air injection valve 13, the one-way valve 14 is embedded at the top of the breathing mask 7, and the one-way valve 14 only allows oxygen to flow into the air injection valve 13 in a one-way mode, so that the phenomenon that carbon dioxide gas exhaled by a patient enters the second oxygen hose 6 to cause the reduction of the purity of the oxygen in the second oxygen hose 6 is avoided.
In order to facilitate the communication between the patient and the medical personnel, the side wall of the breathing mask 7 is also inlaid with two loudspeakers 12, the number of the loudspeakers 12 is two, the sound can be amplified, the medical personnel can hear the requirements of the patient conveniently, and the breathing mask has the characteristic of good humanization.
The rest of the structure of this example is the same as example 1.
The working principle of the invention is as follows: firstly, the breathing mask 7 is placed on the face of a patient, then the elastic band 10 is sleeved at the back of the breathing mask, the breathing mask 7 can be firmly fixed, then the connecting column 3 connected with the first oxygen hose 1 is inserted into the sleeve 5 above the breathing mask 7 through the oxygen delivery connecting plug 4, the fixed connection of the connecting column 3 and the sleeve 5 can be realized by utilizing the principle that the magnets attract each other, oxygen is sprayed to the humidifying layer 11 through the air jet valve 13, the humidifying layer 11 can moisten the oxygen, the patient can more comfortably inhale the moistened oxygen, when the patient feels that the oxygen spraying speed of the air jet valve 13 is too fast, the adjusting wheel 15 is downwards rotated, the extrusion force of the adjusting wheel 15 on the second oxygen hose 6 is larger and larger, the deformation caused by the stress of the second oxygen hose 6 is larger and smaller, so that the oxygen flowing speed in the second oxygen hose 6 is smaller and smaller, when the patient feels that no oxygen is supplied, the medical personnel can be told to change the oxygen tank through the loudspeaker 12, when medical personnel disinfect to respiratory device, can extract oxygen therapy bayonet joint 4 to separately put into sterilizer, be convenient for place and arrange in order.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The breathing device for the cardiovascular department comprises a breathing mask (7), an oxygen hose, an elastic band (10) and a regulating wheel (15), and is characterized in that the oxygen hose comprises a first oxygen hose (1) and a second oxygen hose (6), the first oxygen hose (1) is fixedly connected to one end of a connecting column (3), the other end of the first oxygen hose (1) is connected with an oxygen tank, the other end of the connecting column (3) is embedded in a circular groove of a sleeve (5), the connecting column (3) is embedded with an oxygen plug connector (4), the oxygen plug connector (4) is embedded in the second oxygen hose (6), the second oxygen hose (6) is embedded in the sleeve (5), the sleeve (5) is fixedly connected to the top of the breathing mask (7), the second oxygen hose (6) is communicated with an air injection valve (13) fixed to the top wall of the breathing mask (7), jet valve (13) surface design has a plurality of through-holes, sleeve (5) outer wall is opened flutedly, pivot (151) sliding connection on regulating wheel (15) is in spacing groove (51) on the recess lateral wall, regulating wheel (15) below and two (6) outer wall contacts of oxygen therapy hose, the cross section of sleeve (5) is trapezoidal, respirator (7) bottom is inlayed and is had ring (8), ring (8) internal fixation is connected with elastic band (10).
2. The respiratory device for the cardiovascular department according to claim 1, characterized in that the reinforcing rib (2) is welded on the outer wall of the connecting column (3), a second magnet (17) is embedded on the side wall of the reinforcing rib (2), a first magnet (16) is arranged below the second magnet (17), the first magnet (16) is embedded on the top of the sleeve (5), the upper surface of the first magnet (16) is an anode, and the lower surface of the second magnet (17) is a cathode.
3. A cardiovascular breathing apparatus according to claim 1, wherein a one-way valve (14) is arranged between the second oxygen hose (6) and the air injection valve (13), and the one-way valve (14) is embedded in the top of the breathing mask (7).
4. A cardiovascular respiration device according to claim 3, wherein a humidifying layer (11) is arranged under the air injection valve (13), the humidifying layer (11) is embedded in the inner wall of the respiration mask (7), and the surface of the humidifying layer is provided with honeycomb-shaped meshes.
5. A cardiovascular medical breathing apparatus according to claim 4, wherein the breathing mask (7) is further embedded with microphones (12) on its side walls, and the number of microphones (12) is two.
6. The respiratory device for the cardiovascular department according to claim 5, characterized in that rubber ring (9) is embedded at the bottom of the respiratory mask (7), and the material of the rubber ring (9) is soft silica gel.
7. The respiratory device for the cardiovascular department according to claim 6, wherein the respiratory mask (7) is made of PVC material, and the connecting column (3) and the oxygen therapy plug (4) are made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011156505.9A CN112245734A (en) | 2020-10-26 | 2020-10-26 | Breathing device for cardiovascular internal medicine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011156505.9A CN112245734A (en) | 2020-10-26 | 2020-10-26 | Breathing device for cardiovascular internal medicine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112245734A true CN112245734A (en) | 2021-01-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011156505.9A Pending CN112245734A (en) | 2020-10-26 | 2020-10-26 | Breathing device for cardiovascular internal medicine |
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| Country | Link |
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| CN (1) | CN112245734A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201988011U (en) * | 2011-01-26 | 2011-09-28 | 中国人民解放军第三军医大学第二附属医院 | Special breathing mask for pressure-charged type breathing system |
| CN203408324U (en) * | 2013-06-26 | 2014-01-29 | 思眠安公司 | Breathing mask |
| CN203829438U (en) * | 2013-12-31 | 2014-09-17 | 谢炜 | Respirator for cardiovascular department |
| CN204932526U (en) * | 2015-09-21 | 2016-01-06 | 尚宇 | A kind of medical multifunctional portable breathing set pattern elbow |
| CN109498946A (en) * | 2018-12-13 | 2019-03-22 | 东莞市创捷电子科技有限公司 | A kind of high transparency medical face mask and effective PVC modified material and preparation method thereof |
| CN210673972U (en) * | 2019-06-17 | 2020-06-05 | 南京苏胜医疗科技有限公司 | Take dirt-proof apparatus of oxygen supply of pipeline |
| CN211611177U (en) * | 2019-12-25 | 2020-10-02 | 张娜 | Breathe internal medicine with oxygen therapy pipe |
-
2020
- 2020-10-26 CN CN202011156505.9A patent/CN112245734A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201988011U (en) * | 2011-01-26 | 2011-09-28 | 中国人民解放军第三军医大学第二附属医院 | Special breathing mask for pressure-charged type breathing system |
| CN203408324U (en) * | 2013-06-26 | 2014-01-29 | 思眠安公司 | Breathing mask |
| CN203829438U (en) * | 2013-12-31 | 2014-09-17 | 谢炜 | Respirator for cardiovascular department |
| CN204932526U (en) * | 2015-09-21 | 2016-01-06 | 尚宇 | A kind of medical multifunctional portable breathing set pattern elbow |
| CN109498946A (en) * | 2018-12-13 | 2019-03-22 | 东莞市创捷电子科技有限公司 | A kind of high transparency medical face mask and effective PVC modified material and preparation method thereof |
| CN210673972U (en) * | 2019-06-17 | 2020-06-05 | 南京苏胜医疗科技有限公司 | Take dirt-proof apparatus of oxygen supply of pipeline |
| CN211611177U (en) * | 2019-12-25 | 2020-10-02 | 张娜 | Breathe internal medicine with oxygen therapy pipe |
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Application publication date: 20210122 |