CN112120800B - A multi-functional protective face mask for otolaryngology neck surgery - Google Patents
A multi-functional protective face mask for otolaryngology neck surgery Download PDFInfo
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- CN112120800B CN112120800B CN202010969005.0A CN202010969005A CN112120800B CN 112120800 B CN112120800 B CN 112120800B CN 202010969005 A CN202010969005 A CN 202010969005A CN 112120800 B CN112120800 B CN 112120800B
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- fixedly connected
- controller
- glasses leg
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- 230000001681 protective effect Effects 0.000 title claims abstract description 46
- 238000001356 surgical procedure Methods 0.000 title claims abstract description 17
- 239000000645 desinfectant Substances 0.000 claims description 20
- 239000011521 glass Substances 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 16
- 238000009423 ventilation Methods 0.000 claims description 11
- 239000011241 protective layer Substances 0.000 claims description 10
- 244000043261 Hevea brasiliensis Species 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229920003052 natural elastomer Polymers 0.000 claims description 4
- 229920001194 natural rubber Polymers 0.000 claims description 4
- 230000028327 secretion Effects 0.000 abstract description 2
- 210000001331 nose Anatomy 0.000 description 19
- 210000003128 head Anatomy 0.000 description 10
- 210000003800 pharynx Anatomy 0.000 description 8
- 210000003739 neck Anatomy 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 239000002516 radical scavenger Substances 0.000 description 5
- 230000002421 anti-septic effect Effects 0.000 description 4
- 238000003745 diagnosis Methods 0.000 description 3
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 210000003437 trachea Anatomy 0.000 description 2
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000001780 epistaxis Diseases 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 210000003928 nasal cavity Anatomy 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/05—Splash shields for protection of the surgeon, e.g. splash guards connected to the apparatus
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B90/361—Image-producing devices, e.g. surgical cameras
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B90/37—Surgical systems with images on a monitor during operation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/80—Implements for cleaning or washing the skin of surgeons or patients
-
- 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
- A61M35/00—Devices for applying media, e.g. remedies, on the human body
- A61M35/10—Wearable devices, e.g. garments, glasses or masks
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Pathology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Gynecology & Obstetrics (AREA)
- Radiology & Medical Imaging (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a multifunctional protective mask for otorhinolaryngology head and neck surgery, which comprises a multifunctional protective mask body, wherein the outer side of the multifunctional protective mask body is movably connected with a protective screen, two ends of the protective screen are respectively and symmetrically and fixedly connected with a frame, the inner side of the frame is rotatably connected with a right mirror leg and a left mirror leg, the joints of the right mirror leg and the left mirror leg and the frame are respectively provided with a rotary adjusting button, the inner part of the rotary adjusting button is provided with a gear, the outer sides of the right mirror leg and the left mirror leg are respectively and fixedly connected with an elastic band, one end of the elastic band is fixedly connected with a connecting buckle, the front ends of the right mirror leg and the left mirror leg are respectively and fixedly connected with a left frame and a right frame, the inner side of the left frame is fixedly connected with a left mirror frame, and the inner part of the right frame is fixedly connected with a right mirror frame, nasal, oral and tracheal secretions of the patient.
Description
Technical Field
The invention relates to the technical field of protective masks, in particular to a multifunctional protective mask for ear, nose, throat, head and neck surgery.
Background
The ear, nose and throat and related head and neck region organs are located in the deep craniomaxillary position, and the cavity and hole are narrow and tortuous and difficult to directly observe. The otolaryngology neck surgeon needs to use special light source, frontal mirror and special instrument to diagnose and treat diseases. In clinical work, the otolaryngology neck surgery diagnosis treatment workstation integrates light source and common apparatus, and the doctor needs to carry out otolaryngology disease diagnosis with the frontal mirror. The workbench creates a relatively independent working environment for doctors, but also limits diagnosis and treatment places, for example, doctors cannot timely perform patient examination under special conditions such as bedside and emergency treatment.
The hospital is the place of multiple pathogenic bacteria gathering, and is different from other departments, and otolaryngopharynx neck surgery disease is comparatively special, and medical personnel need closely and patient face-to-face contact when carrying out the inspection operation to the patient. In the process of diagnosing and treating, patient's nasal cavity, oral cavity and trachea secretion, especially epistaxis and the patient that the trachea of moving qi cut open, very easily spout medical personnel's face, increase the risk of medical infection, and secondly, current protective mask gas permeability is not good, causes the protective mask to cover water smoke. Therefore, we improve the technology and propose a multifunctional protective mask for ear, nose, throat, head and neck surgery.
Disclosure of Invention
In order to solve the technical problems, the invention provides the following technical scheme:
a multifunctional protective mask for otorhinolaryngology neck surgery comprises a multifunctional protective mask body, wherein a protective screen is movably connected to the outer side of the multifunctional protective mask body, two ends of the protective screen are respectively and symmetrically and fixedly connected with a frame, the inner side of the frame is rotatably connected with a right mirror leg and a left mirror leg, the joints of the right mirror leg and the left mirror leg with the frame are respectively provided with a rotary adjusting button, a gear is arranged in the rotary adjusting button, the outer sides of the right mirror leg and the left mirror leg are respectively and fixedly connected with an elastic band, one end of the elastic band is fixedly connected with a connecting buckle, the front ends of the right mirror leg and the left mirror leg are respectively and fixedly connected with a left frame and a right frame, the inner side of the left frame is fixedly connected with a left mirror frame, the inner side of the right frame is fixedly connected with a right mirror frame, and the inner sides of the left mirror frame and the right mirror frame are respectively and fixedly connected with lenses, the nose frame has been seted up to the junction of left side frame and right frame, is close to the top of nose frame is provided with the controller, the inside of controller is equipped with control module and battery, the outside fixedly connected with USB connecting hole and a plurality of pilot lamp of controller, the box is stored to one side fixedly connected with antiseptic solution of left side mirror leg, just the intussuseption of antiseptic solution storage box is filled with the antiseptic solution, and the outside of antiseptic solution storage box is equipped with the push type switch, the vent has been seted up respectively to the inboard of frame, just the vent with the inboard mutual alignment setting of protective screen, the top of frame is equipped with the scavenger fan, just the scavenger fan pass through the connecting wire with controller electric connection.
As a preferred technical scheme of the invention, a protective cushion is pasted on the outer side of the nose frame and is made of natural rubber materials, an electronic camera module and a wireless Bluetooth communication module are arranged at the front end of the controller and are electrically connected with a storage battery through connecting wires
As a preferred technical scheme of the present invention, the upper end of the front side of the protective screen is provided with a left perspective hole and a right perspective hole which are flush with each other, the bottom end close to the right perspective hole is provided with a dialog box, and the inner side of the dialog box is provided with a first protective layer and a second protective layer.
The invention has the beneficial effects that: the controller is internally provided with a control module and a storage battery, the outer side of the controller is fixedly connected with a USB connecting hole and a plurality of indicator lamps, the controller is internally provided with the control module and the storage battery so as to facilitate power supply treatment of the control box, one side of a left glasses leg is fixedly connected with a disinfectant storage box, the disinfectant storage box is filled with disinfectant, the outer side of the disinfectant storage box is provided with a press switch, one side of the left glasses leg is fixedly connected with the disinfectant storage box so as to facilitate hand disinfection treatment, the inner sides of the frames are respectively provided with a vent, the vent is aligned with the inner side of the protective screen, the top of the frame is provided with a ventilator, the ventilator is electrically connected with the ventilator through a connecting wire, the top of the frame is provided with the ventilator so as to facilitate ventilation treatment, and the inner sides of the frames are respectively provided with the vents so as to enable the ventilator treatment to be capable of ventilation, prevent to cause eyes fuzzy for a long time to and the front end of controller is equipped with electron camera module and wireless bluetooth communication module, and electron camera module and wireless bluetooth communication module all through connecting wire and battery electric connection, is equipped with electron camera module and wireless bluetooth communication module at the front end of controller and makes it carry out electron camera process and bluetooth connection communication.
Drawings
FIG. 1 is a schematic view of a multifunctional face shield for ear, nose, throat, head and neck surgery according to the present invention;
FIG. 2 is a schematic view of a pair of goggles of a multifunctional face shield for ear, nose, throat, head and neck surgery according to the present invention;
FIG. 3 is a schematic view of the structure of the ventilation opening of the multifunctional face mask for ear, nose, throat, head and neck surgery according to the present invention;
FIG. 4 is a schematic view of a protective shield structure of a multifunctional protective mask for ear, nose, throat, head and neck surgery according to the present invention;
fig. 5 is an enlarged schematic view of the structure A of the multifunctional face shield for ear, nose, throat, head and neck surgery of the present invention.
In the figure: 1. a multifunctional protective mask body; 2. a protective screen; 3. a frame; 4. a right temple; 5. a left temple; 6. rotating the adjusting button; 7. elastic bands; 8. a connecting buckle; 9. a disinfectant storage box; 10. a gear; 11. a left frame; 12. a right frame; 13. a left mirror frame; 14. a right mirror frame; 15. a nose frame; 16. a controller; 17. a vent; 18. a left see-through aperture; 19. a right see-through hole; 20. a dialog box; 21. a first protective layer; 22. a second protective layer; 23. a ventilation fan.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in figures 1-5, the multifunctional protective mask for otorhinolaryngology head and neck surgery of the invention comprises a multifunctional protective mask body 1, a protective screen 2 is movably connected to the outer side of the multifunctional protective mask body 1, frames 3 are respectively and symmetrically and fixedly connected to both ends of the protective screen 2, a right temple 4 and a left temple 5 are rotatably connected to the inner side of each frame 3, rotary adjusting buttons 6 are respectively arranged at the joints of the right temple 4, the left temple 5 and the frames 3, gears 10 are arranged inside the rotary adjusting buttons 6, elastic bands 7 are respectively and fixedly connected to the outer sides of the right temple 4 and the left temple 5, one end of each elastic band 7 is fixedly connected with a connecting buckle 8, a left frame 11 and a right frame 12 are respectively and fixedly connected to the front ends of the right temple 4 and the left temple 5, a left frame 13 is fixedly connected to the inner side of the left frame 11, and a right frame 14 is fixedly connected to the inner side of the right frame 12, the inner sides of the left mirror frame 13 and the right mirror frame 14 are fixedly connected with lenses, the joint of the left frame 11 and the right frame 12 is provided with a nose frame 15, the top part close to the nose frame 15 is provided with a controller 16, the inside of the controller 16 is provided with a control module and a storage battery, the outside of the controller 16 is fixedly connected with a USB connecting hole and a plurality of indicator lamps, the inside of the controller 16 is provided with the control module and the storage battery to facilitate the power supply processing of the control box, one side of the left mirror leg 5 is fixedly connected with a disinfectant storage box 9, the disinfectant storage box 9 is filled with disinfectant, the outside of the disinfectant storage box 9 is provided with a push switch, one side of the left mirror leg 5 is fixedly connected with the disinfectant storage box 9 to facilitate the hand disinfection processing, the inner side of the frame 3 is respectively provided with a vent 17, and the vent 17 is aligned with the inner side of the protective screen 2, the top of frame 3 is equipped with scavenger fan 23, and scavenger fan 23 passes through connecting wire and 16 electric connection of controller, is equipped with scavenger fan 23 at the top of frame 3 and is convenient for take a breath the processing, has seted up vent 17 respectively at the inboard of frame 3 simultaneously and has made it to take a breath the processing, prevents to cause eyes fuzzy for a long time.
Wherein, the outside of nose frame 15 is pasted and is had the protection pad, and the protection pad adopts the natural rubber material to make, it has certain comfort to paste in the outside of nose frame 15 to have the protection pad to make it wear the in-process for a long time, simultaneously can carry out multi-functional intelligent control through being equipped with controller 16, controller 16's front end is equipped with electron camera module and wireless bluetooth communication module, and electron camera module and wireless bluetooth communication module all pass through connecting wire and battery electric connection, it makes it to carry out electron camera process and bluetooth connection communication to be equipped with electron camera module and wireless bluetooth communication module at the front end of controller 16.
The upper end of the front side of the protective screen 2 is provided with a left perspective hole 18 and a right perspective hole 19 which are parallel and level to each other, the bottom end close to the right perspective hole 19 is provided with a dialog box 20, the inner side of the dialog box 20 is provided with a first protective layer 21 and a second protective layer 22, and the inner side of the protective screen 2 is provided with the first protective layer 21 and the second protective layer 22 to further protect the face.
The working principle is as follows: firstly checking whether the device is normal, when the checking is finished, the outer side of a multifunctional protective mask body 1 is movably connected with a protective screen 2, two ends of the protective screen 2 are respectively and symmetrically and fixedly connected with a frame 3, the inner side of the frame 3 is rotatably connected with a right glasses leg 4 and a left glasses leg 5, the joints of the right glasses leg 4 and the left glasses leg 5 with the frame 3 are respectively provided with a rotary adjusting button 6, the inner part of the rotary adjusting button 6 is provided with a gear 10, the outer sides of the right glasses leg 4 and the left glasses leg 5 are respectively and fixedly connected with an elastic band 7, one end of the elastic band 7 is fixedly connected with a connecting buckle 8 which is worn on the head, the outer side of a nose frame 15 is pasted with a protective cushion, the protective cushion is made of natural rubber material, a controller 16 is arranged near the top of the nose frame 15, the protective cushion is pasted on the outer side of the nose frame 15 to enable the protective cushion to have certain comfort during the long-time wearing process, and meanwhile, the multifunctional intelligent control can be carried out through the controller 16, and a control module and a storage battery are arranged in the controller 16, a USB connecting hole and a plurality of indicator lamps are fixedly connected to the outer side of the controller 16, the control module and the storage battery are arranged in the controller 16 to facilitate power supply treatment of the control box, a disinfectant storage box 9 is fixedly connected to one side of the left glasses leg 5, disinfectant is filled in the disinfectant storage box 9, a press switch is arranged on the outer side of the disinfectant storage box 9, the disinfectant storage box 9 is fixedly connected to one side of the left glasses leg 5 to facilitate hand disinfection treatment, a ventilation fan 23 is arranged on the top of the frame 3 to facilitate ventilation treatment, ventilation holes 17 are respectively arranged on the inner side of the frame 3 to enable ventilation treatment, eye blurring caused by long time is prevented, and an electronic camera module and a wireless Bluetooth communication module are arranged at the front end of the controller 16, and the electronic camera module and the wireless Bluetooth communication module are both electrically connected with the storage battery through connecting wires, and the electronic camera module and the wireless Bluetooth communication module are arranged at the front end of the controller 16 to enable the electronic camera module and the wireless Bluetooth communication module to carry out electronic camera processing and Bluetooth connection communication.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element 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 description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. A multifunctional protective mask for otorhinolaryngology neck surgery comprises a multifunctional protective mask body (1) and is characterized in that a protective screen (2) is movably connected to the outer side of the multifunctional protective mask body (1), frames (3) are symmetrically and fixedly connected to the two ends of the protective screen (2) respectively, a right glasses leg (4) and a left glasses leg (5) are rotatably connected to the inner side of each frame (3), rotary adjusting buttons (6) are arranged at the joints of the right glasses leg (4) and the left glasses leg (5) and the frames (3) respectively, a gear (10) is arranged inside each rotary adjusting button (6), elastic bands (7) are fixedly connected to the outer sides of the right glasses leg (4) and the left glasses leg (5), a connecting buckle (8) is fixedly connected to one end of each elastic band (7), a left frame (11) and a right frame (12) are fixedly connected to the front ends of the right glasses leg (4) and the left glasses leg (5) respectively, the inner side of the left frame (11) is fixedly connected with a left mirror frame (13), the inner part of the right frame (12) is fixedly connected with a right mirror frame (14), the inner sides of the left mirror frame (13) and the right mirror frame (14) are fixedly connected with lenses, a nose frame (15) is arranged at the joint of the left frame (11) and the right frame (12), a controller (16) is arranged near the top of the nose frame (15), a control module and a storage battery are arranged inside the controller (16), a USB connecting hole and a plurality of indicating lamps are fixedly connected to the outer side of the controller (16), a disinfectant storage box (9) is fixedly connected to one side of the left mirror leg (5), disinfectant is filled in the disinfectant storage box (9), a push type switch is arranged on the outer side of the disinfectant storage box (9), and a vent (17) is respectively arranged on the inner side of the frame (3), and the ventilation opening (17) and the inner side of the protective screen (2) are aligned with each other, a ventilation fan (23) is arranged at the top of the frame (3), and the ventilation fan (23) is electrically connected with the controller (16) through a connecting wire.
2. The multifunctional face guard for the department of otorhinolaryngology neck surgery of claim 1, characterized in that, the outside of nose frame (15) is pasted with the protection pad, and the protection pad adopts the natural rubber material to make, the front end of controller (16) is equipped with electronic camera module and wireless bluetooth communication module, and electronic camera module and wireless bluetooth communication module all pass through connecting wire and battery electric connection.
3. The multifunctional face mask for otolaryngology and neck surgery as claimed in claim 1, characterized in that the front upper end of the face shield (2) is provided with a left perspective hole (18) and a right perspective hole (19) which are flush with each other, a dialog box (20) is provided near the bottom end of the right perspective hole (19), and the inner side of the dialog box (20) is provided with a first protective layer (21) and a second protective layer (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010969005.0A CN112120800B (en) | 2020-09-15 | 2020-09-15 | A multi-functional protective face mask for otolaryngology neck surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010969005.0A CN112120800B (en) | 2020-09-15 | 2020-09-15 | A multi-functional protective face mask for otolaryngology neck surgery |
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| Publication Number | Publication Date |
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| CN112120800A CN112120800A (en) | 2020-12-25 |
| CN112120800B true CN112120800B (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010969005.0A Active CN112120800B (en) | 2020-09-15 | 2020-09-15 | A multi-functional protective face mask for otolaryngology neck surgery |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202821815U (en) * | 2012-10-15 | 2013-03-27 | 李国海 | Multi-function protection face shield |
| CN206852091U (en) * | 2017-05-18 | 2018-01-09 | 武汉大学 | A kind of multifunctional oral cavity doctor protective face mask |
| CN108323840A (en) * | 2018-02-23 | 2018-07-27 | 山西医科大学 | A kind of protective mask for ENT ＆ HN Surgery Dept. |
| CN111167037A (en) * | 2020-03-24 | 2020-05-19 | 于卫华 | Air supply and ventilation multipurpose protective mask and air supply device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2928260B1 (en) * | 2008-03-05 | 2011-03-04 | Nettoyage & Desinfection | PROTECTION GLASSES FOR CLEAN ROOMS AND METHOD FOR FASTENING SUCH GLASSES. |
| WO2020033400A1 (en) * | 2018-08-07 | 2020-02-13 | Basora Thomas A J | Safety eyewear for reclining and supine positions |
| CN109380786B (en) * | 2018-10-24 | 2020-10-30 | 哈尔滨医科大学 | Lens switching type stomatologist protective mask capable of preventing external fogging |
| CN210382756U (en) * | 2020-03-19 | 2020-04-24 | 长沙新想生物科技有限公司 | Flexible biological protective head mask |
-
2020
- 2020-09-15 CN CN202010969005.0A patent/CN112120800B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202821815U (en) * | 2012-10-15 | 2013-03-27 | 李国海 | Multi-function protection face shield |
| CN206852091U (en) * | 2017-05-18 | 2018-01-09 | 武汉大学 | A kind of multifunctional oral cavity doctor protective face mask |
| CN108323840A (en) * | 2018-02-23 | 2018-07-27 | 山西医科大学 | A kind of protective mask for ENT ＆ HN Surgery Dept. |
| CN111167037A (en) * | 2020-03-24 | 2020-05-19 | 于卫华 | Air supply and ventilation multipurpose protective mask and air supply device |
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| CN112120800A (en) | 2020-12-25 |
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