CN212662404U - Medical atomizer suitable for respiratory infectious disease patient - Google Patents

Medical atomizer suitable for respiratory infectious disease patient Download PDF

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Publication number
CN212662404U
CN212662404U CN202020391361.4U CN202020391361U CN212662404U CN 212662404 U CN212662404 U CN 212662404U CN 202020391361 U CN202020391361 U CN 202020391361U CN 212662404 U CN212662404 U CN 212662404U
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Prior art keywords
atomizer
face
patient
face guard
medical vaporizer
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CN202020391361.4U
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Inventor
万佳
胡细玲
李铁花
胡吉祥
李萧萧
肖玉淋
王少芳
陈亚星
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Third Affiliated Hospital Sun Yat Sen University
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Third Affiliated Hospital Sun Yat Sen University
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Abstract

The utility model discloses a medical atomizer suitable for respiratory infectious disease patient, which comprises a face mask, the atomizer, the universal pipe of connection face guard and atomizer, face guard keeps away from face one side and is equipped with and is used for supplying the inspiratory inlet end of patient that admits air after face guard laminating face, wherein, universal pipe is connected with the inlet end and be equipped with the first one-way valve that only supplies gas to get into the face guard from universal pipe in the inlet end, it has at least one gas vent to open at the face guard lateral wall, it is equipped with the filter that is used for filtering patient's exhalation gas to adorn on the gas vent, be equipped with only supplying gas from the face guard through the one-way valve of filter toward external exhaust second in the gas vent. The utility model relates to a medical atomizer suitable for respiratory infectious disease patient can effective filtration patient's expired gas, reduce the diffusion of aerosol and reduce aerosol infection risk.

Description

Medical atomizer suitable for respiratory infectious disease patient
Technical Field
The utility model relates to a medical auxiliary instrument technical field especially relates to a medical atomizer suitable for respiratory infectious disease patient.
Background
The aerosol inhalation is a direct administration method taking respiratory tract and lung as target organs, has the advantages of quick effect, high local drug concentration, small dosage, convenient application, less systemic adverse reaction and the like, and is already used as an important treatment means for diseases related to the respiratory system. The aerosol inhalation mainly uses an aerosol inhalation device to convert the medicine into aerosol form, and the medicine is inhaled into human bodies through oral cavities or nasal cavities. For patients with respiratory infectious diseases such as tuberculosis, SARS, influenza and new coronavirus pneumonia, aerosol inhalation is helpful for treatment on one hand, but on the other hand, aerosol is generated to pollute indoor air, which may cause cross infection.
At present, the existing atomization inhalation device mainly comprises a quantitative inhalation device (MDI), an MDI + mist storage tank, a Dry Powder Inhaler (DPI) and an atomizer, wherein the atomizer comprises three types of oxygen atomizer, ultrasonic atomizer and vibrating mesh atomizer, and the clinical recommendation is that the MDI + mist storage tank is preferred for atomization of patients with respiratory infectious diseases, but because of the relative limitation of drug selectivity, the medical atomizer which is most commonly used clinically is the oxygen atomizer. The existing medical oxygen atomizer can not effectively filter the gas exhaled by a patient, and the aerosol infection risk can be increased.
How to filter the gas exhaled by the patient, reducing the diffusion of the aerosol and reducing the risk of aerosol infection becomes a technical problem to be solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a medical atomizer that is applicable to respiratory infectious disease patient that can effective filtration patient's expired gas, reduce the diffusion of aerosol, reduce aerosol infection risk.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a pair of medical atomizer suitable for respiratory infectious disease patient, including face guard, atomizer, connection the universal pipe of face guard and atomizer, face guard is kept away from people's face one side and is equipped with and is used for admitting air and supply the inspiratory inlet end of patient after face guard laminating people's face, wherein, universal pipe is connected with the inlet end and is equipped with the first one-way valve that only supplies gas to get into the face guard from the universal pipe in the inlet end face guard lateral wall is opened there is at least one gas vent facial make-up is equipped with the filter that is used for filtering patient's exhalation gas be equipped with only supplying gas in the gas vent and pass through the filter toward external exhaust second one-way valve from the face guard.
Furthermore, the one end that the universal pipe was kept away from to the atomizer is connected with an oxygen supply pipe that can be connected with peripheral hardware oxygen supply equipment be equipped with the medicine feed mouth on the atomizer with the atmospheric pressure governing valve has been installed to the junction of universal pipe.
Furthermore, a pressure sensor is arranged in the atomizer and connected with a processor, an electric valve is arranged at the connection part of the atomizer and the oxygen supply pipe, and the electric valve is connected with the processor.
Further, a cover is arranged on the medicine adding port.
Furthermore, hanging ropes used for being tied to the outer contours of ears of a person are arranged on two sides of the mask.
Furthermore, a gasket is arranged on one side of the face mask, which is close to the face of the patient.
Further, the gasket is made of a silica gel material.
Further, the length of the oxygen supply pipe is 1.2-1.5 m.
Due to the adoption of the structure, the utility model discloses the beneficial effect who has as follows:
the utility model relates to a medical atomizer suitable for respiratory infectious disease patient, when using, the face guard is attached to the face of the person, and the atomized liquid medicine gas flowing through the universal tube can enter the face guard through the first one-way valve; therefore, when a patient inhales, due to the fact that the content of gas in the face mask is reduced, the air pressure in the face mask is reduced, the first one-way valve is opened, the second one-way valve is closed, and atomized liquid medicine gas in the universal pipe enters the face mask through the first one-way valve to support the patient to breathe; through being provided with the gas vent at the face guard, gaseous content increases in the face guard when the patient exhales, the rising of face guard internal gas pressure leads to first one-way valve to close and the one-way valve of second opens, thereby ensure that most gas all gets into the filter and filters the back from the gas vent and discharge again, can greatly reduce the diffusion of aerosol and reduce aerosol infection risk, when the optimal use, if the face guard can laminate face formation airtight cavity completely, can ensure that patient's expired gas all discharges by the gas vent, stop infection best, in some operation processes of this application, even if because the laminating does not closely have a small part gas to spill and also can ensure that very big part gas filters the back and discharges from the gas vent filter, can greatly reduce the infection probability equally, reduce aerosol infection risk.
The invention will become more apparent from the following description when taken in conjunction with the accompanying drawings which illustrate embodiments of the invention.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a second embodiment of the present invention; and the number of the first and second groups,
fig. 3 is an enlarged view of a point a shown in fig. 2.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1, a medical vaporizer suitable for a patient with respiratory infectious disease comprises a face mask 1, a vaporizer 2, and a universal tube 3 connecting the face mask 1 and the vaporizer 2, wherein an air inlet 16 for allowing air to enter the face mask 1 after the face mask 1 is attached to the face is disposed on one side of the face mask 1, the universal tube 3 is connected to the air inlet 16, a first one-way valve 11 for allowing only air to enter the face mask 1 from the universal tube 3 is disposed in the air inlet 16, at least one air outlet 12 is disposed on a side wall of the face mask 1, a filter 4 for filtering the exhaled air of the patient is disposed on the air outlet 12, and a second one-way valve 13 for allowing only air to exit from the face mask 1 to the outside through the filter 4 is disposed in the air outlet 12; the first one-way valve 11 can enable oxygen and atomized medicine liquid gas to enter the mask 1 only from the universal pipe 3, and the second one-way valve 13 can enable gas exhaled by a patient to enter the filter 4 from the mask 1 and then be exhausted.
In the embodiment, the two sides of the face mask 1 are provided with hanging ropes 14 for being tied on the outer contour of the ears of a person; the mask 1 is convenient for the patient to wear. In the utility model, a gasket 15 is arranged on one side of the face mask 1 which is close to the face of the patient; the gasket 15 can closely laminate patient face, avoids having the clearance between face guard 1 and the patient face, prevents that the gas in the face guard 1 from revealing from the laminating. In the utility model, the gasket 15 is made of silica gel material; the silica gel material is soft and nontoxic, can be attached to the skin of a human body, and greatly improves the air tightness between the face mask 1 and the face of a patient.
When the face mask is used, after the face mask 1 is attached to the face of a patient, atomized liquid medicine gas generated after medicine is added into the atomizer 2 sequentially passes through the universal pipe 3 and the first one-way valve and then enters the face mask 1, when the patient inhales, the gas in the face mask 1 is reduced, the air pressure in the face mask 1 is reduced, the first one-way valve 11 is opened, the second one-way valve 13 is closed, and the atomized liquid medicine gas in the universal pipe 3 enters the face mask 1 through the first one-way valve 11, so that the patient can be helped to inhale; the gaseous increase in face guard 1 when the patient exhales, 1 interior atmospheric pressure of face guard rises and leads to first one-way valve 11 to close and second one-way valve 13 opens, and most gas of patient's exhalation all gets into filter 4 back filtration and discharge through second one-way valve 13 from gas vent 12, can effectively filter the gas of patient's exhalation, reduces the diffusion of aerosol and reduces aerosol infection risk, and the universal tube 3 can adjust the angle of face guard 1, and the patient of being convenient for uses.
Example two:
referring to fig. 2 and fig. 3, in the present embodiment, a medical vaporizer suitable for a patient with respiratory infectious disease is different from the first embodiment in that: in this embodiment, the one end of keeping away from universal pipe 3 at atomizer 2 still is connected with an oxygen supply pipe 6, this oxygen supply pipe 6 can be connected with peripheral hardware oxygen supply equipment, be equipped with medicine feed mouth 21 on atomizer 2, atmospheric pressure governing valve 5 has been installed at the junction of atomizer 2 and universal pipe 3, the pressure regulating range of atmospheric pressure governing valve 5 can be set for as required, thereby atmospheric pressure governing valve 5 can control the amount of gas that atomizer 2 carried in universal pipe 3, avoid the gas in atomizer 2 to gush into universal pipe 3 in a large number, thereby can adjust the pressure size in the universal pipe 3, prevent that the patient from excessively absorbing the liquid medicine, atmospheric pressure governing valve 5 can adopt QTY-15 atmospheric pressure governing valve, the last barometer that has of this kind of atmospheric pressure governing valve, can conveniently monitor atmospheric pressure. Further, a chemical liquid can be added into the nebulizer 2 through the chemical addition port 21.
In the embodiment, a pressure sensor 7 is arranged in the atomizer 2, the pressure sensor 7 is connected with a processor 9, an electric valve 8 is arranged at the connection part of the atomizer 2 and the oxygen supply pipe 6, and the electric valve 8 is connected with the processor 9; the pressure sensor 7 can detect a pressure signal inside the nebulizer 2 and transmit the air pressure signal to the processor 9 for processing and sending corresponding instructions to the electric valve 8, for example: when atmospheric pressure in atomizer 2 is too high, pressure sensor 7 transmits the pressure signal who records for treater 9, send the instruction for motorised valve 8 after treater 9 handles pressure signal, motorised valve 8 closes the pipeline of atomizer 2 and the 6 junctions of oxygen supply pipe, thereby oxygen supply pipe 6 stops to transport oxygen in atomizer 2, liquid medicine in the atomizer stops atomizing, thereby prevent that atmospheric pressure in atomizer 2 is too high, produce too much gas and fog and finally lead to leaking, otherwise, atmospheric pressure in atomizer 2 is not enough, motorised valve 8 opens the pipeline of atomizer 2 and the 6 junctions of oxygen supply pipe, thereby oxygen supply pipe 6 makes the liquid medicine in atomizer 2 begin to atomize in the atomizer 2 toward atomizer 2 interior transport, motorised valve 8 can adopt miniature electric ball valve.
In the present embodiment, a cap 22 is provided on the medicine addition port 21; the cap 22 may be used to prevent contamination of the liquid medicine in the nebulizer 2. In the utility model, two sides of the face mask 1 are provided with hanging ropes 14 which are used for being tied and hung on the outline of the ears of a person; the mask 1 is convenient for the patient to wear. In the utility model, a gasket 15 is arranged on one side of the face mask 1 which is close to the face of the patient; the gasket 15 can closely laminate patient face, avoids having the clearance between face guard 1 and the patient face, prevents that the gas in the face guard 1 from revealing from the laminating. In the utility model, the gasket 15 is made of silica gel material; the silica gel material is soft and nontoxic, can be attached to the skin of a human body, and greatly improves the air tightness between the face mask 1 and the face of a patient.
In this embodiment, the length of the oxygen supply tube 6 is 1.2 to 1.5 m; the length of the oxygen supply tube 6 can be 1.2m, or 1.3m, or 1.4m, or 1.5m, and the oxygen supply tube 6 with the proper length is selected according to actual requirements, so that the movement of a patient is facilitated.
When using, face guard 1 laminating patient face back, the liquid medicine accessible oxygen that adds medicine mouth 21 through atomizer 2 adds drives and atomizes for the liquid medicine is gaseous for the oxygen that oxygen supply pipe 6 provided, thereby the liquid medicine after the atomizing is gaseous and the oxygen that is connected the supply of oxygen equipment with the peripheral hardware can be through oxygen supply pipe 6, atomizer 2, universal pipe 3, first check valve 11 gets into the face guard, control the gas quantity in atomizer 2 carries universal pipe 3 through pressure regulating valve 5, and, through pressure sensor 7, motorised valve 8 and treater 9 mutually support and come from the pipeline of automatic switching atomizer 2 and the junction of oxygen supply pipe 6, prevent that the atmospheric pressure in atomizer 2 is too high, also can continue to act as the oxygen pipe to use after the liquid medicine in atomizer 2 is used up, need not to change special oxygen supply equipment, avoid causing the damage to the patient.
The above description is directed to the preferred embodiment of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; without departing from the scope of the invention, it is intended that the present invention shall not be limited to the above-described embodiments, but that the present invention shall include all the modifications and variations of the embodiments. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention all still fall within the protection scope of the technical solution of the present invention, where the technical entity does not depart from the content of the technical solution of the present invention.

Claims (8)

1. The utility model provides a medical atomizer suitable for respiratory infectious disease patient, includes face guard (1), atomizer (2), connects universal pipe (3) of face guard (1) and atomizer (2), face guard (1) is kept away from face one side and is equipped with and is used for can admit air the inspiratory inlet end (16) of confession patient after face guard (1) laminating face, its characterized in that: the universal pipe (3) is connected with the air inlet end (16) and is equipped with only supplying gas in the air inlet end (16) and gets into first one-way valve (11) of face guard (1) from universal pipe (3), it has at least one gas vent (12) to open face guard (1) lateral wall the dress is equipped with filter (4) that are used for filtering patient's expired air gas vent (12), be equipped with only supplying gas in gas vent (12) and pass through filter (4) toward outside exhaust second one-way valve (13) from face guard (1).
2. The medical vaporizer of claim 1, wherein the medical vaporizer is adapted for use in patients with respiratory infectious diseases, and comprises: one end of the atomizer (2) far away from the universal pipe (3) is connected with an oxygen supply pipe (6) which can be connected with a peripheral oxygen supply device, a medicine adding opening (21) is arranged on the atomizer (2), and an air pressure regulating valve (5) is arranged at the joint of the atomizer (2) and the universal pipe (3).
3. The medical vaporizer of claim 2, wherein the medical vaporizer is adapted for use in patients with respiratory infectious diseases, and comprises: the oxygen supply device is characterized in that a pressure sensor (7) is arranged in the atomizer (2), the pressure sensor (7) is connected with a processor (9), an electric valve (8) is arranged at the connection position of the atomizer (2) and the oxygen supply pipe (6), and the electric valve (8) is connected with the processor (9).
4. The medical vaporizer of claim 3, wherein the medical vaporizer is adapted for use in patients with respiratory infectious diseases, and comprises: a cover (22) is arranged on the medicine adding opening (21).
5. The medical vaporizer of any one of claims 1 to 4, wherein: hanging ropes (14) used for being tied to the outer contours of ears of a person are arranged on two sides of the face mask (1).
6. The medical vaporizer of claim 5, wherein the medical vaporizer is adapted for use in patients with respiratory infectious diseases, and comprises: a gasket (15) is arranged on one side of the face mask (1) clinging to the face of a patient.
7. The medical vaporizer of claim 6, wherein the medical vaporizer is adapted for use in patients with respiratory infectious diseases, and comprises: the gasket (15) is made of a silica gel material.
8. The medical vaporizer of claim 2, wherein the medical vaporizer is adapted for use in patients with respiratory infectious diseases, and comprises: the length of the oxygen supply pipe (6) is 1.2-1.5 m.
CN202020391361.4U 2020-03-25 2020-03-25 Medical atomizer suitable for respiratory infectious disease patient Active CN212662404U (en)

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CN202020391361.4U CN212662404U (en) 2020-03-25 2020-03-25 Medical atomizer suitable for respiratory infectious disease patient

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114470440A (en) * 2022-02-11 2022-05-13 中国人民解放军空军军医大学 Atomizing inhalation device capable of blocking infectious aerosol and spray

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114470440A (en) * 2022-02-11 2022-05-13 中国人民解放军空军军医大学 Atomizing inhalation device capable of blocking infectious aerosol and spray

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