CN221469134U - Tuberculosis prevention and cure respirator - Google Patents
Tuberculosis prevention and cure respirator Download PDFInfo
- Publication number
- CN221469134U CN221469134U CN202322995064.7U CN202322995064U CN221469134U CN 221469134 U CN221469134 U CN 221469134U CN 202322995064 U CN202322995064 U CN 202322995064U CN 221469134 U CN221469134 U CN 221469134U
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- fixedly connected
- side wall
- bottle
- doctor
- mask
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- 201000008827 tuberculosis Diseases 0.000 title claims abstract description 22
- 230000002265 prevention Effects 0.000 title claims abstract description 20
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 34
- 239000003814 drug Substances 0.000 claims abstract description 23
- 239000013013 elastic material Substances 0.000 claims abstract description 15
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052742 iron Inorganic materials 0.000 claims abstract description 4
- 230000000241 respiratory effect Effects 0.000 claims description 16
- 238000001035 drying Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 238000001179 sorption measurement Methods 0.000 claims description 8
- 239000002390 adhesive tape Substances 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 6
- 230000002421 anti-septic effect Effects 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000002274 desiccant Substances 0.000 claims description 3
- 239000011888 foil Substances 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 claims description 3
- 238000007790 scraping Methods 0.000 abstract description 22
- 208000015181 infectious disease Diseases 0.000 abstract description 8
- 239000000645 desinfectant Substances 0.000 abstract description 6
- 244000052616 bacterial pathogen Species 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 23
- 230000001954 sterilising effect Effects 0.000 description 12
- 239000000428 dust Substances 0.000 description 10
- 230000009286 beneficial effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 241000193830 Bacillus <bacterium> Species 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- 206010015911 Eye burns Diseases 0.000 description 2
- 239000005030 aluminium foil Substances 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000002458 infectious effect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 208000035473 Communicable disease Diseases 0.000 description 1
- 208000001384 Facial Dermatoses Diseases 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 201000010278 facial dermatosis Diseases 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 210000003811 finger Anatomy 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 208000008128 pulmonary tuberculosis Diseases 0.000 description 1
- 208000017520 skin disease Diseases 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model discloses a tuberculosis prevention and treatment breathing mask in the technical field of breathing masks, which comprises a mask body, wherein two groups of scraping blades are symmetrically arranged on the mask body, each scraping blade comprises an outer scraping blade and an inner scraping blade, each outer scraping blade comprises an outer shell made of elastic materials, a plurality of inner cores made of iron are fixedly connected in the outer shell, the inner scraping blades are made of rubber magnets, the inner scraping blades and the outer scraping blades are respectively in sliding fit with the inner side wall and the outer side wall of the mask body, the lower part of the outer side wall of the mask body is fixedly connected with a disinfection groove made of elastic materials, one end of the disinfection groove is communicated with a medicine storage tube, disinfectant is arranged in the medicine storage tube, the medicine storage tube is fixedly connected with the outer side wall of the mask body, ultraviolet lamps are symmetrically and fixedly connected to the upper part of the outer side wall of the mask body, and a plurality of fixing ropes made of elastic materials are fixedly connected to the two ends of the outer side wall of the mask body, so that germs on the outer side wall of the mask body are treated before the mask is taken off, and the probability of infection of medical staff is reduced.
Description
Technical Field
The utility model belongs to the technical field of respiratory masks, and particularly relates to a respiratory mask for preventing and treating tuberculosis.
Background
Tuberculosis is a chronic infectious disease caused by the infection of tubercle bacillus, which may invade various organs of the whole body of the human body, but mainly invades the lung, called pulmonary tuberculosis. Medical personnel in the prior art protect through wearing the respirator often, but respirator among the prior art simple structure, the protection effect is poor.
In order to solve the problems, chinese patent publication No. CN215386790U discloses a respiratory mask for tuberculosis prevention and treatment, which comprises a mask body, wherein the front side of the mask body is provided with an air outlet structure, the left side and the right side of the front side of the mask body are respectively provided with an air inlet pipe, the outer pipe orifice of the air inlet pipe is provided with a primary filter screen, the inside of the air inlet pipe is provided with an active carbon layer, the rear side of the active carbon layer is provided with a heating wire, the pipe orifice of the rear end of the air inlet pipe is provided with an air inlet one-way valve, and the left side and the right side of the front side of the mask body are respectively provided with two fixing belts.
The problem that the respirator that exists among the prior art has been solved to above-mentioned scheme simple structure, the protection effect is poor, but this scheme is located the active carbon rear side for the heater strip that the disinfection set up, be inconvenient for disinfection to the face guard lateral wall in the use, thereby probably lead to taking off the in-process of face guard, the tubercle bacillus diffusion that adheres to on the face guard lateral wall in the air, cause medical personnel's infection, consequently, it is necessary to propose a tuberculosis prevention and cure respirator for before taking off the face guard, the germ of face guard lateral wall is handled, reduce medical personnel's probability of infection.
Disclosure of utility model
The utility model aims to provide a tuberculosis prevention and treatment breathing mask which is used for treating germs on the outer side wall of the mask before the mask is taken off, so that the infection probability of medical staff is reduced.
In order to achieve the above object, the technical scheme of the present utility model is as follows: the utility model provides a tuberculosis prevention and cure respirator, including the face guard body, be equipped with two sets of doctor-bars of symmetrical arrangement on the face guard body, the doctor-bar all includes outer doctor-bar and interior doctor-bar, outer doctor-bar includes the shell of elastic material, fixedly connected with is a plurality of materials in the shell be the iron inner core, the material of interior doctor-bar is rubber magnetism, interior doctor-bar and outer doctor-bar respectively with face guard body inside wall and lateral wall sliding fit, face guard body lateral wall lower part fixedly connected with elastic material's disinfection groove, disinfection groove one end intercommunication has the medicine storage pipe, be provided with the antiseptic solution in the medicine storage pipe, medicine storage pipe and face guard body lateral wall fixed connection, face guard body lateral wall upper portion symmetry fixedly connected with ultraviolet lamp, the fixed rope of a plurality of elastic material of outer cover body lateral wall both ends fixedly connected with.
After the scheme is adopted, the following principles and beneficial effects are realized: when using this device, medical personnel fix this device on facial suitable position through fixed rope, after using, before taking down this device, open the ultraviolet lamp, remove the dust scratch that probably carries the germ on the face guard body lateral wall of outer doctor-bar, and remove the disinfection inslot with outer doctor-bar, the dust is assembled to the disinfection inslot along with the removal of outer doctor-bar, afterwards break off the one end that the medicine storage pipe kept away from the disinfection inslot with the fingers and thumb, the antiseptic solution gets into the disinfection inslot, outer doctor-bar and dust disinfect, this device passes through the setting of doctor-bar, disinfection inslot etc. for this device can be before taking down the face guard, disinfect the face guard lateral wall, thereby reduce and take down the face guard in-process, the germ that is attached to the face guard lateral wall in the face guard lateral wall diffuses to the air, cause medical personnel to infect the condition to appear, the ultraviolet lamp that this device set up simultaneously, can disinfect the germ that outer doctor-bar can not scratch the face guard can not completely, further reduce medical personnel's probability of infecting, the problem that is located the active carbon rear side is kept away for the heating wire that sets up in the prior art, the face guard is not convenient for in the face guard in the use, can cause the diffusion of the face guard in the process to take off the face guard in the lateral wall in the process of sterilizing personnel.
Further, the outer side wall of the shell is fixedly connected with an adsorption sheet made of rubber.
The beneficial effects are that: in the use of this device, rubber material's adsorption plate produces static easily at the removal in-process to make the dust of face guard body lateral wall more adsorb on the adsorption plate, strengthen this device and clear away the effect of face guard body lateral wall germ.
Further, a breathing port is arranged on the side wall of the mask body, a breathing valve plate and a drying box are fixedly connected to the side wall of the breathing port, and a drying agent is arranged in the drying box.
The beneficial effects are that: when the device is used, the uncomfortable feeling of the breathing valve plate in the using process can be reduced, the inner side of the mask body can be kept dry by the drying box, the uncomfortable feeling in the using process is further reduced, and meanwhile, the face skin diseases of medical staff caused by the fact that the inner side of the mask body is moist in the long-time using process are avoided to a certain extent.
Further, the medicine storage tube comprises a bottle body, the bottom end of the bottle body is communicated with the disinfection groove, a bottle neck is integrally formed at the top end of the bottle body, the bottle body is communicated with the bottle neck, the diameter of the bottle neck is smaller than that of the bottle body, a bottle head is integrally formed at the top end of the bottle neck, and the diameter of the bottle head is larger than that of the bottle neck.
The beneficial effects are that: when the device is used, the diameter is smaller than the bottleneck of the bottle body and the bottle head, so that stress is concentrated at the joint of the bottle body and the bottleneck and the joint of the bottle head and the bottleneck, and medical staff can break the medicine storage tube more labor-saving.
Further, the disinfection groove is far away from the first separation blade of elastic material of lateral wall upper portion fixedly connected with of face guard body.
The beneficial effects are that: when the device is used, the first baffle can avoid fluctuation of disinfectant to a certain extent, so that the disinfectant is splashed outside, and the disinfection effect is affected.
Further, the top wall of the ultraviolet lamp is fixedly connected with a second baffle, and the bottom wall of the second baffle is fixedly connected with an aluminum foil.
The beneficial effects are that: when using this device, the light of second separation blade can avoid the purple light lamp to penetrate to medical personnel's eye to a certain extent, causes medical personnel's eye's burn, and the aluminium foil can also reduce the waste of purple light lamp energy through reflection to a certain extent simultaneously
Further, the edge of the inner side wall of the mask body is fixedly connected with an adhesive tape.
The beneficial effects are that: when using this device, the adhesive tape can increase the frictional force of face guard body and medical personnel face for this device is difficult for taking place to shift in the use, avoids the face guard body inside wall to a certain extent by the regional pollution that medical personnel face was not done the protection, causes medical personnel to infect.
Further, the inner side wall of the disinfection groove, which is close to the mask body, is an inclined surface.
The beneficial effects are that: in the use of this device, the disinfection groove inside wall that is the inclined plane can avoid outer doctor-bar to produce the shake because of colliding with disinfection groove side wall top to a certain extent, causes the dust to lift up or the circumstances that outer doctor-bar and interior doctor-bar separate to appear.
Drawings
FIG. 1 is a front view of an embodiment of a tuberculosis prevention respiratory mask of the present utility model;
FIG. 2 is a schematic view of the inner side wall of the mask body during use of an embodiment of a tuberculosis prevention respiratory mask of the present utility model;
FIG. 3 is a cross-sectional view of an outer wiper blade of an embodiment of a tuberculosis prevention respiratory mask of the present utility model;
Fig. 4 is a cross-sectional view of a sterilization tank of an embodiment of a tuberculosis prevention respiratory mask of the present utility model.
Detailed Description
The following is a further detailed description of the embodiments:
Reference numerals in the drawings of the specification include: mask body 1, adhesive tape 11, disinfection groove 2, first separation blade 21, medicine storage tube 3, body 31, bottleneck 32, bottle 33, doctor blade 4, outer doctor blade 41, shell 411, inner core 412, adsorption piece 413, interior doctor blade 42, breather valve piece 5, purple light lamp 6, second separation blade 61, fixed rope 7, dry box 8.
Example 1
The embodiment is basically as shown in the accompanying figures 1-4:
The utility model provides a tuberculosis prevention and cure respirator, including mask body 1, be equipped with two sets of doctor blades 4 of symmetrical arrangement on the mask body 1, doctor blade 4 all includes outer doctor blade 41 and interior doctor blade 42, outer doctor blade 41 includes the shell 411 of elastic material, the bonding is fixed with a plurality of materials in the shell 411 and is the inner core 412 of iron, the material of interior doctor blade 42 is rubber magnetism, interior doctor blade 42 and outer doctor blade 41 respectively with mask body 1 inside wall and lateral wall sliding fit, mask body 1 lateral wall lower part bonding is fixed with the disinfection groove 2 of elastic material, disinfection groove 2 one end intercommunication has medicine storage tube 3, be provided with the antiseptic solution in the medicine storage tube 3, the material of antiseptic solution is preferably hypochlorous acid, medicine storage tube 3 bonds with mask body 1 lateral wall, mask body 1 lateral wall upper portion symmetry bonding is fixed with purple light lamp 6, the model of purple light lamp 6 is preferably TUV30W/T8, the bonding of mask body lateral wall both ends bonding is fixed with the fixed rope 7 of a plurality of elastic material.
The specific implementation process is as follows: when the device is used, medical staff fixes the device on the proper position of the face through the fixing rope 7, after the device is used, before taking down the device, the ultraviolet lamp 6 is opened, then the outer scraping blade 41 is pushed, the outer scraping blade is driven by the outer scraping blade 42 to move, under the magnetic force action of the inner core 412 and the inner scraping blade 42, the outer scraping blade 41 and the inner scraping blade 42 are clung to the mask body 1, the in-process of moving the outer scraping blade 41, dust attached to the outer side wall of the mask body 1 and possibly carrying germs is scraped down, the outer scraping blade 41 is moved into the sterilizing groove 2, the dust is collected into the sterilizing groove 2 along with the movement of the outer scraping blade 41, then one end of the medicine storage tube 3, which is far away from the sterilizing groove 2, is broken off, under the action of gravity and atmospheric pressure, the sterilizing liquid enters the sterilizing groove 2 from the medicine storage tube 3, the outer scraping blade and the dust are sterilized, after a certain time, the device can be taken down, the device is arranged through the mask body 4, the sterilizing groove 2 and the like, the device can be used for sterilizing the mask, the mask is taken down, the outer side wall of the mask is sterilized, thereby the medical staff is polluted by the ultraviolet lamp, the medical staff is further infected by the ultraviolet lamp, the medical staff is prevented from being infected by the medical staff, and the medical staff is infected by the sterilizing the ultraviolet lamp, and the infectious bacteria is reduced, and the infectious bacteria is spread by the sterilizing the side the skin and the human skin and the sterilizing device.
Example two
The difference from the above embodiment is that: the outer side walls of the outer shell 411 are adhered and fixed with rubber adsorption sheets 413.
The specific implementation process is as follows: when the device is used, the rubber adsorption piece 413 is more likely to generate static electricity due to friction with the outer side wall of the mask body 1 in the moving process of the outer scraping blade 41, so that dust on the outer side wall of the mask body 1 is more likely to be adsorbed on the adsorption piece 413, and the effect of the device for removing germs on the outer side wall of the mask body 1 is enhanced.
Example III
The difference from the above embodiment is that: the side wall of the mask body 1 is provided with a breathing hole, the side wall of the breathing hole is fixedly adhered with a breathing valve plate 5 and a drying box 8, and a drying agent is arranged in the drying box 8.
The specific implementation process is as follows: when the device is used, the respiratory resistance can be reduced by the respiratory valve plate 5, discomfort in the use process is reduced, and simultaneously, the drying box 8 can be used for keeping the inner side of the mask body 1 dry by drying the gas exhaled by medical staff, so that the discomfort in the use process is further reduced, and meanwhile, the facial dermatosis of the medical staff caused by the humidity of the inner side of the mask body 1 is avoided to a certain extent in the long-time use process.
Example IV
The difference from the above embodiment is that: the medicine storage tube 3 comprises a bottle body 31, the bottom end of the bottle body 31 is communicated with the disinfection groove 2, a bottle neck 32 is integrally formed at the top end of the bottle body 31, the bottle body 31 is communicated with the bottle neck 32, the diameter of the bottle neck 32 is smaller than that of the bottle body 31, a bottle head 33 is integrally formed at the top end of the bottle neck 32, and the diameter of the bottle head 33 is larger than that of the bottle neck 32.
The specific implementation process is as follows: when the device is used, when the medicine storage tube 3 is required to be broken, medical staff can pinch the bottle head 33 to press down to break the bottle neck 32, and the diameter is smaller than the bottle neck 32 of the bottle body 31 and the bottle head 33, so that when the medical staff breaks the medicine storage tube 3, stress is concentrated at the joint of the bottle body 31 and the bottle neck 32 and the joint of the bottle head 33 and the bottle neck 32, and the medical staff can break the medicine storage tube 3 more laborsaving.
Example five
The difference from the above embodiment is that: the upper part of the side wall of the disinfection groove 2 far away from the mask body 1 is fixedly adhered with a first baffle piece 21 made of elastic materials.
The specific implementation process is as follows: when the device is used, the first baffle piece 21 can prevent disinfectant from entering the disinfection tank 2 to a certain extent, and the disinfectant is splashed to the outside due to fluctuation of the disinfectant, so that the disinfection effect is affected.
Example six
The difference from the above embodiment is that: the top wall of the ultraviolet lamp 6 is fixedly adhered with a second baffle 61, and the bottom wall of the second baffle 61 is fixedly adhered with aluminum foil.
The specific implementation process is as follows: when using this device, the light of second separation blade 61 can avoid purple light lamp 6 to penetrate to medical personnel's eye to a certain extent, causes medical personnel's eye's burn, and the aluminium foil can also reflect the light of purple light lamp 6 to mask body 1 lateral wall to a certain extent simultaneously, reduces the waste of purple light lamp 6 energy.
Example seven
The difference from the above embodiment is that: the edge of the inner side wall of the mask body 1 is fixedly adhered with an adhesive tape 11.
The specific implementation process is as follows: when using this device, adhesive tape 11 can increase the area of contact between face guard body 1 and medical personnel face through self elastic deformation to increase the frictional force of face guard body 1 and medical personnel face, make this device be difficult for taking place to shift in the use, avoid face guard body 1 inside wall to a certain extent by the regional pollution that medical personnel face was not done the protection, cause medical personnel to infect.
Example eight
The difference from the above embodiment is that: the inner side wall of the disinfection groove 2, which is close to the mask body 1, is an inclined surface.
The specific implementation process is as follows: in the use of the device, the inner side wall of the disinfection groove 2 which is an inclined plane can prevent the outer scraping blade 41 from colliding with the top of the side wall of the disinfection groove 2 in the process of entering the disinfection groove 2 to a certain extent, so that shaking is generated, and dust is raised or the outer scraping blade is separated from the inner scraping blade 42.
The foregoing is merely an embodiment of the present utility model, and a specific structure and characteristics of common knowledge in the art, which are well known in the scheme, are not described herein, so that a person of ordinary skill in the art knows all the prior art in the application date or before the priority date, can know all the prior art in the field, and has the capability of applying the conventional experimental means before the date, and a person of ordinary skill in the art can complete and implement the present embodiment in combination with his own capability in the light of the present utility model, and some typical known structures or known methods should not be an obstacle for a person of ordinary skill in the art to implement the present utility model. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (8)
1. A tuberculosis prevention and cure respirator, characterized by: including the face guard body, be equipped with two sets of doctor-bars of symmetrical arrangement on the face guard body, the doctor-bar all includes outer doctor-bar and interior doctor-bar, outer doctor-bar includes the shell of elastic material, fixedly connected with is a plurality of materials in the shell is the iron inner core, the material of interior doctor-bar is rubber magnetism, interior doctor-bar and outer doctor-bar respectively with face guard body inside wall and lateral wall sliding fit, face guard body lateral wall lower part fixedly connected with elastic material's disinfection groove, disinfection groove one end intercommunication has the medicine storage pipe, be provided with the antiseptic solution in the medicine storage pipe, medicine storage pipe and face guard body lateral wall fixedly connected with purple light lamp, face guard body lateral wall upper portion symmetry fixedly connected with purple light lamp, the fixed rope of a plurality of elastic material of outer cover body lateral wall both ends fixedly connected with.
2. The tuberculosis prevention respiratory mask as described in claim 1, wherein: the outer side wall of the shell is fixedly connected with an adsorption sheet made of rubber.
3. The tuberculosis prevention respiratory mask as described in claim 2, wherein: a breathing port is arranged on the side wall of the mask body, a breathing valve plate and a drying box are fixedly connected to the side wall of the breathing port, and a drying agent is arranged in the drying box.
4. A tuberculosis prevention and treatment respiratory mask as described in claim 3, wherein: the medicine storage tube comprises a bottle body, the bottom end of the bottle body is communicated with the disinfection groove, a bottle neck is integrally formed at the top end of the bottle body, the bottle body is communicated with the bottle neck, the diameter of the bottle neck is smaller than that of the bottle body, a bottle head is integrally formed at the top end of the bottle neck, and the diameter of the bottle head is larger than that of the bottle neck.
5. The tuberculosis prevention and treatment respiratory mask as described in claim 4, wherein: the disinfection groove is far away from the first separation blade of elastic material of lateral wall upper portion fixedly connected with of face guard body.
6. The tuberculosis prevention respiratory mask as described in claim 5, wherein: the top wall of the ultraviolet lamp is fixedly connected with a second baffle, and the bottom wall of the second baffle is fixedly connected with an aluminum foil.
7. The tuberculosis prevention respiratory mask as described in claim 6, wherein: the edge of the inner side wall of the mask body is fixedly connected with an adhesive tape.
8. The tuberculosis prevention respiratory mask as described in claim 7, wherein: the inner side wall of the disinfection groove, which is close to the mask body, is an inclined surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322995064.7U CN221469134U (en) | 2023-11-07 | 2023-11-07 | Tuberculosis prevention and cure respirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322995064.7U CN221469134U (en) | 2023-11-07 | 2023-11-07 | Tuberculosis prevention and cure respirator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221469134U true CN221469134U (en) | 2024-08-06 |
Family
ID=92350495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322995064.7U Active CN221469134U (en) | 2023-11-07 | 2023-11-07 | Tuberculosis prevention and cure respirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221469134U (en) |
-
2023
- 2023-11-07 CN CN202322995064.7U patent/CN221469134U/en active Active
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