CN114470440A

CN114470440A - Atomizing inhalation device capable of blocking infectious aerosol and spray

Info

Publication number: CN114470440A
Application number: CN202210128332.2A
Authority: CN
Inventors: 吾超; 郎红娟; 武靖; 颜佳冉; 杜艳玲; 贺世喆
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2022-02-11
Filing date: 2022-02-11
Publication date: 2022-05-13

Abstract

The invention discloses an atomization inhalation device capable of blocking infectious aerosol and spray, which comprises a face mask, an air inlet pipe and an air outlet pipe, wherein the air inlet pipe and the air outlet pipe are arranged on the face mask; one end of the air inlet pipe, which is far away from the face mask, is connected with the provided connector, and an atomizer is also arranged on the air inlet pipe between the connector and the face mask; a purifier is movably arranged at one end of the exhaust pipe far away from the mask; the purifier is provided with a sealing cover, the sealing cover is provided with a container for storing disinfectant, the other end of the container is over against the exhaust port of the exhaust pipe, the container is movably provided with a filter screen, and the purifying effect of the equipment can be kept for a long time by replacing the filter screen; meanwhile, the filter screen is used for limiting the spraying speed of the aerosol and the spray, so that medical workers are prevented from sucking harmful gas, and particularly, the disinfectant in the container can be used for killing germs in the discharged gas, so that the purifying effect of the purifier can be further improved.

Description

Atomizing inhalation device capable of blocking infectious aerosol and spray

Technical Field

The invention relates to the technical field of medical instruments, in particular to an atomization inhalation device capable of blocking infectious aerosol and spray.

Background

The respiratory infectious diseases are mostly accompanied by cough, the inhalation of the medicine can induce the irritable cough of a patient, the cough can generate a large amount of highly infectious aerosol and spray, the existing inhalation device only has a simple buccal ventilation hole or a simple mask which is covered on the mouth and the nose of the patient, the simple mask is provided with an exhalation hole which is directly and completely communicated with the outside, in addition, the edge of the simple mask cannot be in sealing fit with the face of the patient, and a large amount of gaps exist. Thus, existing aerosol inhalation devices expose the healthcare worker who is instructing the patient to aerosol inhalation therapy completely to the patient's large volume of highly contagious aerosols and droplets resulting from coughing, which is a major feature of respiratory infections, and the risk of infection for healthcare workers is no less than the occupational exposure for endotracheal intubation unless the healthcare worker is equipped with higher levels of protection, such as positive pressure hoods.

Disclosure of Invention

It is an object of the present invention to provide an aerosol inhalation device, including a face mask, capable of blocking infectious aerosols and droplets to solve the problems set forth in the background above.

In order to achieve the purpose, the invention provides the following technical scheme: an aerosol inhalation device capable of blocking infectious aerosols and droplets, comprising a face mask, an inlet tube mounted on the face mask, and an outlet tube; one end of the air inlet pipe, which is far away from the mask, is connected with a connector; an atomizer is further arranged on the air inlet pipe between the connector and the face mask; the connector is connected with an oxygen pipeline to provide an air source for the interior of the mask, and the medicine is atomized into the air inlet pipe through the atomizer so as to enter the respiratory tract of a user along with oxygen; a purifier is movably arranged at one end of the exhaust pipe far away from the mask; wherein, the purifier comprises a shell and a sealing cover movably connected with the shell; the sealing cover is provided with a container for storing disinfectant, and a plurality of vent holes are uniformly formed in the sealing cover; the other end of the container is opposite to the exhaust port of the exhaust pipe, and a filter screen is movably arranged on the container; an atomizing pump is arranged in the container, the disinfectant in the container is pumped to an atomizing nozzle arranged on the container through the atomizing pump, and the disinfectant is atomized to an air outlet of the exhaust pipe through the atomizing nozzle; a first diaphragm is arranged at one end of the air inlet pipe positioned in the mask, and a second diaphragm is arranged at one end of the exhaust pipe positioned in the purifier; the first diaphragm prevents the exhaled gas from flowing into the air inlet pipe, and the second diaphragm prevents the inhaled gas from entering the mask.

As a preferred technical scheme of the invention: the air inlet pipe is movably connected with the atomizer through a connecting pipe.

As a preferred technical scheme of the invention: and one end of the mask, which is far away from the air inlet pipe, is also provided with a flexible part.

As a preferred technical scheme of the invention: one end of the flexible part, which is far away from the mask, is provided with a sealing strip with a circular cross section.

As a preferred technical scheme of the invention: the flexible part is movably connected with the mask.

As a preferred technical scheme of the invention: the flexible portion is made of a silica gel material.

As a preferred technical scheme of the invention: one end of the connector is in threaded fit with the air inlet pipe, and the other end of the connector is connected with the oxygen pipeline through a connector arranged on the connector.

As a preferred technical scheme of the invention: the connector is connected with the air inlet pipe and then fixes the filtering membrane arranged at the air inlet of the air inlet pipe.

As a preferred technical scheme of the invention: one side of the sealing cover is movably connected with the container, and a notch with a polygonal cross section is formed in the other side of the sealing cover.

As a preferred technical scheme of the invention: the container is in threaded fit with the end cover, and the end cover is in threaded fit with the atomizing spray head.

By adopting the technical scheme, the invention has the beneficial effects that: 1. all parts of the device are detachably connected, so that all parts of the device can be sufficiently sterilized and damaged parts can be replaced, and the investment of medical consumables and treatment cost of a user can be reduced;

2. through the replacement of the filter screen, the purifying effect of the equipment can be kept for a long time, meanwhile, the filter screen is utilized to limit the spraying speed of aerosol and spray, further, the medical care personnel are prevented from sucking harmful gas, and particularly, the disinfectant in the container can be utilized to kill germs in the discharged gas, so that the purifying effect of the purifier can be further improved;

3. due to the arrangement of the atomizer, an air source entering the face mask can carry a therapeutic agent, so that medicine waste caused by leakage of medicine atomization air is avoided, and a patient is guaranteed to receive more sufficient medicine atomization treatment;

4. through the mode, the device can realize the purification of an air source and the supply of medicaments during air inlet on one hand, can limit the diffusion of aerosol and droplets during air exhaust on the other hand, and can kill viruses in the aerosol and the droplets on the other hand, so that the device can protect medical care personnel while ensuring the rehabilitation of a user.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is an exploded view of the main structure of the present invention;

FIG. 3 is a schematic exploded view of the purifier of the present invention;

FIG. 4 is an exploded view of the seal of the present invention;

fig. 5 is an exploded view of the mask of the present invention.

In the figure: 1. an interface; 2. an exhaust pipe; 3. a purifier; 30. a notch; 31. a housing; 32. filtering with a screen; 33. a container; 34. a vent hole; 35. a sealing cover; 36. an atomizing pump; 37. an end cap; 38. an atomizing spray head; 4. a sealing strip; 5. a first diaphragm; 6. a face mask; 7. an atomizer; 8. a connecting pipe; 9. an air inlet pipe; 10. a flexible portion; 11. a filtration membrane; 12. a second diaphragm; 13. a connector is provided.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "upper surface", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-5, an embodiment of the present invention is shown: an aerosol inhalation device capable of blocking infectious aerosols and droplets, comprising a face mask 6, an inlet tube 9 mounted on the face mask 6, and an outlet tube 2; the air source is enabled to enter and the exhaled air is exhausted in the mode;

because one end of the air inlet pipe 9, which is far away from the mask 6, is connected with the connector 13, the oxygen pipeline can be fixed on the air inlet pipe 9 by using the connector 13, so that the connection and the disassembly of the air inlet pipe 9 and the oxygen pipe are facilitated, and the disassembly and the assembly of the connector 13 and the air inlet pipe 9 are facilitated;

meanwhile, the air inlet pipe 9 between the connector 13 and the face mask 6 is also provided with an atomizer 7; is connected with an oxygen pipeline through the connector 13 to provide a gas source for the interior of the mask 6, and the medicament is atomized into the air inlet pipe 9 through the atomizer 7 so as to enter the respiratory tract of the user along with oxygen; the atomizer 7 is used for atomizing the medicament into the air inlet pipe 9, so that the medicament can enter the respiratory tract of a user along with oxygen, the treatment of the user is promoted, and the atomizer 7 is convenient to disassemble and assemble; wherein the atomizer 7 is directly commercially available, for example, an atomizing cup or the like, and therefore the structure thereof is not described in the present application again;

furthermore, a purifier 3 is movably mounted at one end of the exhaust pipe 2 far away from the mask 6; wherein, the purifier 3 comprises a shell 31 and a sealing cover 35 movably connected with the shell 31; a container 33 for storing disinfectant is arranged on the sealing cover 35, and a plurality of vent holes 34 are uniformly formed in the sealing cover 35; the other end of the container 33 is opposite to the exhaust port of the exhaust pipe 2, and a filter screen 32 is movably arranged on the container 33; by the way, the filter screen 32 in the purifier 3 can be detached by detaching the sealing cover 35, so that the filter screen 32 can be replaced conveniently; the filter screen 32 is movably mounted on the container 33, so that the filtering grade and the filtering property of the equipment can be realized by replacing the filter screen 32, meanwhile, the container 33 can contain a disinfectant, an atomizing pump 36 is arranged in the container 33, the disinfectant in the container 33 is pumped to an atomizing nozzle 38 arranged on the container 33 through the atomizing pump 36, and the disinfectant is atomized to the air outlet of the exhaust pipe 2 through the atomizing nozzle 38; realize the disinfection to the expired gas, further improve the purification grade of this equipment.

Because the end of the air inlet pipe 9 positioned in the face mask 6 is provided with a first diaphragm 5, and the end of the exhaust pipe 2 positioned in the purifier 3 is provided with a second diaphragm 12; the first diaphragm 5 prevents the exhaled air from flowing into the air inlet pipe 9, and the second diaphragm 12 prevents the inhaled air from entering the face mask 6. Through the mode, the air source is enabled to enter and cut off, so that the leakage of the medicament can be reduced while the normal breathing is ensured, and the utilization rate of the medicament is improved.

In order to further facilitate the disassembly and assembly of the atomizer 7, the air inlet pipe 9 is movably connected with the atomizer 7 through a connecting pipe 8.

For the utilization ratio of improvement medicament that can be further, face guard 6 keeps away from the one end of intake pipe 9 still is equipped with flexible portion 10, when the laminating of face guard 6 is in user's face, flexible portion 10 takes place the deformation that suits, and then make face guard 6 can the crooked laminating on user's face, reduce the clearance between face guard 6 and the user face, and then make the inside medicament of entering face guard 6 fully inhale by the user, also can guarantee simultaneously that exhaled gas can only flow out through blast pipe 2, reduce the risk that the gas that has the virus causes medical personnel to be infected because of outside seepage.

Furthermore, one end of the flexible portion 10, which is far away from the mask 6, is provided with a sealing strip 4 with a circular cross section, and the sealing strip 4 is further attached to the face of a user, so that no gap is formed between the face of the user and the mask 6, the contact area between the mask 6 and the face can be enlarged while the full utilization of the medicament is realized, and the comfort of the device in use is enhanced.

On the basis of the above scheme, because flexible portion 10 with face guard 6 swing joint, for example adopt glue to bond flexible portion 10 on face guard 6, consequently can disinfect alone between flexible portion 10 and the face guard 6, can avoid the cross infection's that appears between the user problem again through changing flexible portion 10 simultaneously, have based on this, through the removable of flexible portion 10 when avoiding appearing cross infection, can make face guard 6 and the facial leakproofness of user's performance to permanent maintenance again, especially, the change of flexible portion 10 can reduce the use amount of consumptive material again, can both slow down user's treatment expense and can reduce the pollution of medical consumptive material to the environment.

Furthermore, because the flexible portion 10 is made of a silica gel material, the use comfort can be improved, and the sealing effect can be improved.

On the basis of the above scheme, because the one end of connector 13 with 9 screw-thread fit of intake pipe, just connector 13's the other end is connected with the oxygen pipeline through interface 1 that is equipped with, consequently can be further be convenient for installation and replacement between the spare part when making connector 13 easy dismounting, especially, easy dismounting between the spare part can guarantee again that the spare part obtains thorough disinfection, and then reduces the production of medical consumables.

Further, as the connector 13 is connected with the air inlet pipe 9 and then fixes the filter membrane 11 at the air inlet of the air inlet pipe 9, when the filter membrane 11 has filtering and purifying effects, oxygen entering the mask 6 is purified; when the filtering membrane 11 has a drying effect, the moisture of oxygen can be reduced, so that the moisture content in the gas inhaled by the user can be reduced, and particularly, the moisture in the atomized medicament and the oxygen can be balanced, so that the dryness and humidity of the oxygen inhaled by the user are proper, the difficulty of inhaling the oxygen by the user is reduced, and the comfort level of inhaling the oxygen by the user is improved; in addition, the filter membrane 11 can be replaced, so that the oxygen quality inside the mask 6 is maintained for a long time.

On the basis of the above scheme, because one surface of the sealing cover 35 is movably connected with the container 33, and the other surface of the sealing cover 35 is provided with the notch 30 with the polygonal cross section, the sealing cover 35 and the shell 31 are convenient to disassemble and assemble.

Furthermore, container 33 and the end cover 37 screw-thread fit that is equipped with, just end cover 37 with atomizer 38 screw-thread fit, consequently can further be convenient for the split of each spare part again, and then make each spare part of this equipment can obtain abundant and thorough disinfection, especially, change simple convenient after the spare part damages not only reduce the production of medical waste but also can reduce the input that the user used this equipment cost.

In conclusion, the device can realize the purification or drying of oxygen while realizing the supply of the medicament, and simultaneously, the aerosol and the spray in the exhaled air can kill germs in the exhaled air under the action of the filter screen 32 and the disinfectant, so that the risk of infection of medical personnel is reduced;

because all spare parts of this equipment adopt the mode of equipment to piece together, consequently can direct replacement damage spare part can, reduce the production of medical consumables, each spare part is all dismantled simultaneously, can make this equipment enter into disinfectant completely again, can independently wash between volume when reducing and soaking, each spare part, security performance when improving this equipment when using once more.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.

Claims

1. An aerosol inhalation device capable of blocking infectious aerosols and droplets, comprising: comprises a face mask (6), an air inlet pipe (9) arranged on the face mask (6) and an air outlet pipe (2);

one end of the air inlet pipe (9) far away from the mask (6) is connected with a connector (13);

an atomizer (7) is also arranged on the air inlet pipe (9) between the connector (13) and the face mask (6);

is connected with an oxygen pipeline through the connector (13) to provide a gas source for the interior of the mask (6), and the medicament is atomized into the air inlet pipe (9) through the atomizer (7) so as to enter the respiratory tract of a user along with oxygen;

a purifier (3) is movably arranged at one end of the exhaust pipe (2) far away from the mask (6); wherein, the purifier (3) comprises a shell (31) and a sealing cover (35) movably connected with the shell (31);

a container (33) for storing disinfectant is arranged on the sealing cover (35), and a plurality of vent holes (34) are uniformly formed in the sealing cover (35);

the other end of the container (33) is opposite to the exhaust port of the exhaust pipe (2), and a filter screen (32) is movably arranged on the container (33);

an atomizing pump (36) is arranged inside the container (33), the disinfectant inside the container (33) is pumped to an atomizing nozzle (38) arranged on the container (33) through the atomizing pump (36), and the disinfectant is atomized to an air outlet of the exhaust pipe (2) through the atomizing nozzle (38);

a first diaphragm (5) is arranged at one end of the air inlet pipe (9) positioned in the mask (6), and a second diaphragm (12) is arranged at one end of the exhaust pipe (2) positioned in the purifier (3);

the first diaphragm (5) prevents the exhaled gas from flowing into the gas inlet pipe (9), and the second diaphragm (12) prevents the inhaled gas from entering the mask (6).

2. An aerosol inhalation device capable of blocking infectious aerosols and droplets according to claim 1 comprising a face mask, wherein: the air inlet pipe (9) is movably connected with the atomizer (7) through a connecting pipe (8) arranged in the air inlet pipe.

3. An aerosol inhalation device capable of blocking infectious aerosols and droplets according to claim 1 comprising a face mask, wherein: and a flexible part (10) is further arranged at one end of the mask (6) far away from the air inlet pipe (9).

4. An aerosol inhalation device capable of blocking infectious aerosols and droplets according to claim 3 comprising a face mask, wherein: one end of the flexible part (10) far away from the mask (6) is provided with a sealing strip (4) with a circular cross section.

5. An aerosol inhalation device capable of blocking infectious aerosols and droplets according to claim 3 or 4 comprising a face mask, wherein: the flexible part (10) is movably connected with the face mask (6).

6. An aerosol inhalation device capable of blocking infectious aerosols and droplets according to claim 5 comprising a face mask, wherein: the flexible portion (10) is made of a silica gel material.

7. An aerosol inhalation device capable of blocking infectious aerosols and droplets according to claim 1 or 2 or 3 or 4 comprising a face mask, wherein: one end of the connector (13) is in threaded fit with the air inlet pipe (9), and the other end of the connector (13) is connected with an oxygen pipeline through a connector (1) arranged on the connector.

8. An aerosol inhalation device capable of blocking infectious aerosols and droplets according to claim 7 comprising a face mask, wherein: the connector (13) is connected with the air inlet pipe (9) and then fixes the filtering membrane (11) arranged at the air inlet of the air inlet pipe (9).

9. An aerosol inhalation device capable of blocking infectious aerosols and droplets according to claim 1 or 2 or 3 or 4 comprising a face mask, wherein: one side of the sealing cover (35) is movably connected with the container (33), and a notch (30) with a polygonal cross section is formed in the other side of the sealing cover (35).

10. An aerosol inhalation device capable of blocking infectious aerosols and droplets according to claim 9 comprising a face mask, wherein: the container (33) is in threaded fit with an end cover (37) which is provided, and the end cover (37) is in threaded fit with the atomizing spray head (38).