CN108434573A - A kind of Multifunctional anesthetic mask - Google Patents
A kind of Multifunctional anesthetic mask Download PDFInfo
- Publication number
- CN108434573A CN108434573A CN201810228521.0A CN201810228521A CN108434573A CN 108434573 A CN108434573 A CN 108434573A CN 201810228521 A CN201810228521 A CN 201810228521A CN 108434573 A CN108434573 A CN 108434573A
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- China
- Prior art keywords
- fixedly connected
- anaesthetic mask
- snap
- ontology
- gauge
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0605—Means for improving the adaptation of the mask to the patient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0683—Holding devices therefor
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- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
The invention discloses a kind of Multifunctional anesthetic masks, including anaesthetic mask ontology, the upper surface of the anaesthetic mask ontology is connected with anesthetic connector, the lower surface of the anaesthetic mask ontology is connected with oxygen and takes over, the back side of the anaesthetic mask ontology is connected with aqueduct, the left side of the anaesthetic mask ontology is fixedly connected with connecting plate, and the left side of the connecting plate is fixedly connected with bandage, and the bottom end of the bandage is fixedly connected with snap-gauge.The Multifunctional anesthetic mask, two cross bars inwardly hold with a firm grip by doctor so that montant inwardly moves, montant inwardly moves to drive movable plate inwardly to move, movable plate inwardly moves so that spring and telescopic rod are shunk, in such a way that snap-gauge is inserted into straight slot to which anaesthetic mask ontology is worn over patient facial region by this doctor, the time for saving doctor manually and be bandage, avoid falling off for anaesthetic mask ontology so that anaesthetic mask ontology is preferably worn over the face of patient.
Description
Technical field
The present invention relates to technical field of medical equipment, specially a kind of Multifunctional anesthetic mask.
Background technology
Anesthesia is meant that keeps patient whole with drug or other methods or part is temporarily lost with feeling, to reach painless
Purpose carries out operative treatment.Anesthesiology is with basic theory, clinical knowledge and technology in relation to anaesthetizing to eliminate corrective surgery
Pain ensures patient safety, for a science to create good conditions of performing the operation.Anaesthetic mask is the mask for being connected with Anesthesia machine,
Anaesthetic is sprayed by Anesthesia machine, sufferer is anaesthetized in anaesthetic mask.
Anaesthetic mask is the anesthesia instrument used when operation.As Chinese patent discloses " a kind of Multifunctional anesthetic mask "
(the patent No.：206152050 U of CN), which solves the problems, such as it is that the anaesthetic mask that Hospitals at Present uses goes to doctor by open air
Generally require to re-replace anaesthetic mask when institute, to waste the therapeutic time of doctor, the patent by setting anaesthetize stomata,
The structures such as aqueduct and bandage have solved the problems, such as this, while elastic bandage is using wide strip structure, increase bandage and ear
Contact area reduces local compression, but the patent has the drawback that when the ear of sufferer is smaller, after tangling patient's ear
Bandage be easy to fall off so that anaesthetic mask falls off to patient facial region, inconvenience is brought to the anaesthesia process of patient.
Invention content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of Multifunctional anesthetic masks, and it is hand to solve anaesthetic mask
The anesthesia instrument used when art.As Chinese patent discloses a kind of " Multifunctional anesthetic mask " (patent No.：CN 206152050
U), which solves the problems, such as it is that anaesthetic mask that Hospitals at Present uses generally requires to re-replace fiber crops when going to hospital by open air
Liquor-saturated mask, to waste the therapeutic time of doctor, which anaesthetizes the structures such as stomata, aqueduct and bandage by setting and has solved
Certainly this problem, while elastic bandage increases the contact area of bandage and ear using wide strip structure, reduces local compression,
But the patent has the drawback that the bandage after tangling patient's ear when the ear of sufferer is smaller is easy to fall off, to make
Anaesthetic mask is obtained to which patient facial region falls off, inconvenient problem is brought to the anaesthesia process of patient.
(2) technical solution
To achieve the above object, the present invention provides the following technical solutions：A kind of Multifunctional anesthetic mask, including anaesthetic mask
The upper surface of ontology, the anaesthetic mask ontology is connected with anesthetic connector, and the lower surface clamping of the anaesthetic mask ontology is aerobic
Gas is taken over, and the back side of the anaesthetic mask ontology is connected with aqueduct, and the left side of the anaesthetic mask ontology is fixedly connected with
Connecting plate.
The left side of the connecting plate is fixedly connected with bandage, and the bottom end of the bandage is fixedly connected with snap-gauge, described to tie up
The front of band is fixedly connected with sheet rubber, and the right side of the anaesthetic mask ontology is fixedly connected with fixed block, the fixed block
Front offer straight slot, the upper and lower surface of the straight slot inner wall offers through-hole, the inner wall clamping of the through-hole
There is sliding sleeve.
The inner wall of the sliding sleeve is socketed with slide bar, and the bottom end of the slide bar is fixedly connected with fixed plate, the fixed plate
Upper surface is fixedly connected with kelly, and the top of the slide bar is fixedly connected with movable plate, the left side of the movable plate lower surface and
Right side has been fixedly connected with telescopic device, and the bottom end of the telescopic device is fixedly connected on the upper surface of fixed block, the activity
Montant is fixedly connected on the right side of plate lower surface, the bottom end of the montant is fixedly connected with cross bar.
Preferably, the telescopic device includes spring and telescopic rod, and the spring is socketed in the outer surface of telescopic rod.
Preferably, the top of the spring and telescopic rod is fixedly connected in the lower surface of movable plate, the spring and is stretched
The bottom end of contracting bar is fixedly connected in the upper surface of fixed block.
Preferably, the front of the anaesthetic mask ontology is fixedly connected with rubber pad, and the shape of the rubber pad is ellipse
Shape.
Preferably, the shape of the snap-gauge is U-shaped, and the shape of the sheet rubber is arc.
Preferably, the upper and lower surface of the snap-gauge inner wall offers card hole, snap-gauge inner wall upper surface and
The card hole of lower surface is corresponding.
(3) advantageous effect
The present invention provides a kind of Multifunctional anesthetic masks, have following advantageous effect：
(1), the Multifunctional anesthetic mask, two cross bars of inwardly being held with a firm grip by doctor erect so that montant inwardly moves
Inwardly movement is to drive movable plate inwardly to move for bar, and movable plate inwardly moves so that spring and telescopic rod are shunk, in cunning
So that kelly inwardly moves under the cooperation of set, slide bar and fixed plate, doctor picks up snap-gauge and snap-gauge is inserted in straight slot at this time
Interior, then doctor unclamps cross bar so that kelly is stuck in card hole, by this doctor by snap-gauge insertion straight slot thus will be numb
Liquor-saturated mask body is worn over the mode of patient facial region, saves doctor manually and is the time of bandage, avoid anaesthetic mask ontology
It falls off so that anaesthetic mask ontology is preferably worn over the face of patient.
(2), the Multifunctional anesthetic mask so that spring provides elastic force for movable plate, and then is made by the way that spring is arranged
It obtains and clamping is realized to snap-gauge after kelly is combined with card hole.
(3), the Multifunctional anesthetic mask, by the way that sheet rubber is arranged, so that bandage is more firm to the fixation of patient,
Falling off for bandage is avoided, and structure of the invention is compact, reasonable design is highly practical.
Description of the drawings
Fig. 1 is the cross-sectional view that the present invention faces；
Fig. 2 is the structural schematic diagram of left view of the present invention；
Fig. 3 is the structural schematic diagram of the portions A of the present invention amplification.
In figure：1 anaesthetic mask ontology, 2 anesthetic connectors, 3 oxygen take over, 4 aqueducts, 5 connecting plates, 6 bandages, 7 sheet rubbers,
8 snap-gauges, 9 fixed blocks, 10 straight slots, 11 through-holes, 12 sliding sleeves, 13 slide bars, 14 movable plates, 15 telescopic devices, 151 telescopic rods, 152 bullets
Spring, 16 fixed plates, 17 kellies, 18 montants, 19 cross bars, 20 rubber pads, 21 card holes.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figs. 1-3, the present invention provides a kind of technical solution：A kind of Multifunctional anesthetic mask, including anaesthetic mask sheet
The front of body 1, anaesthetic mask ontology 1 is fixedly connected with rubber pad 20, by the way that rubber pad 20 is arranged, to ensure anaesthetic mask sheet
Air-tightness between body 1 and patient facial region avoids anaesthetic and overflows the waste that anaesthetic mask ontology 1 causes anaesthetic,
The shape of rubber pad 20 is ellipse, and the upper surface of anaesthetic mask ontology 1 is connected with anesthetic connector 2, by the way that anesthetic connector is arranged
2, to facilitate Anesthesia machine to provide anaesthetic by anesthetic connector 2 for anaesthetic mask ontology 1, and then realize the fiber crops to patient
Liquor-saturated, the lower surface of anaesthetic mask ontology 1 is connected with oxygen take over 3, by the way that oxygen take over 3 is arranged, so that oxygen cylinder passes through
Oxygen take over 3 is to provide oxygen in anaesthetic mask ontology 1, ensure that the eupnea of patient, the back side card of anaesthetic mask ontology 1
It is connected to aqueduct 4, by the way that aqueduct 4 is arranged, to facilitate doctor to provide moisture, anesthesia to the oral cavity of patient by aqueduct 4
The left side of mask body 1 is fixedly connected with connecting plate 5.
The left side of connecting plate 5 is fixedly connected with bandage 6, by the way that bandage 6 is arranged, so that bandage 6 realizes anesthesia face
The bottom end of fixation between cover body 1 and patient facial region, bandage 6 is fixedly connected with snap-gauge 8, by the way that snap-gauge 8 is arranged, so that
Being bonded for anaesthetic mask ontology 1 and patient facial region is realized when snap-gauge 8 is inserted into straight slot 10, the shape of snap-gauge 8 is U-shaped, sheet rubber 7
Shape be arc, the upper and lower surface of 8 inner wall of snap-gauge offers card hole 21, by the way that card hole 21 is arranged so that
The clamping to snap-gauge 8 is realized when card hole 21 is combined with kelly 17, avoids anaesthetic mask ontology 1 from falling off with patient facial region, in snap-gauge 8
The card hole 21 of wall upper and lower surface is corresponding, and the front of bandage 6 is fixedly connected with sheet rubber 7, by the way that sheet rubber 7 is arranged,
So that bandage 6 is more firm to the fixation of patient, falling off for bandage 6 is avoided, the right side of anaesthetic mask ontology 1 is fixed
It is connected with fixed block 9, the front of fixed block 9 offers straight slot 10, by the way that straight slot 10 is arranged, so that snap-gauge 8 can be stuck in
In fixed block 9, and then realize being bonded for anaesthetic mask ontology 1 and patient facial region, the upper and lower surface of 10 inner wall of straight slot is equal
Through-hole 11 is offered, by the way that through-hole 11 is arranged, so that through-hole 11 realizes clamping to sliding sleeve 12, while enabling slide bar 13
The inner wall of proper motion, through-hole 11 is connected with sliding sleeve 12.
The inner wall of sliding sleeve 12 is socketed with slide bar 13, by the way that slide bar 13 and sliding sleeve 12 is arranged, so that movable plate 14 and solid
The movement of fixed board 16 is more steady smooth, and the bottom end of slide bar 13 is fixedly connected with fixed plate 16, and the upper surface of fixed plate 16 is fixed
It is connected with kelly 17, the top of slide bar 13 is fixedly connected with movable plate 14, and the left and right side of 14 lower surface of movable plate is fixed
It is connected with telescopic device 15, telescopic device 15 includes spring 152 and telescopic rod 151, and spring 152 is socketed in the outer of telescopic rod 151
Surface, by be arranged spring 152 so that spring 152 be movable plate 14 outside elastic force is provided so that kelly 17 with
Card hole 21 realizes that clamping, the top of spring 152 and telescopic rod 151 are fixedly connected under movable plate 14 after combining to snap-gauge 8
Surface so that telescopic rod 151 plays fixed function to movable plate 14, while making movable plate by the way that telescopic rod 151 is arranged
14 movement is more firm, and the bottom end of spring 152 and telescopic rod 151 is fixedly connected in the upper surface of fixed block 9, telescopic device
15 bottom end is fixedly connected on the upper surface of fixed block 9, and montant 18, montant 18 are fixedly connected on the right side of 14 lower surface of movable plate
Bottom end be fixedly connected with cross bar 19, by the way that cross bar 19 is arranged, operates cross bar 19 to facilitate doctor to pass through and realize to snap-gauge 8
Clamping.
In use, anaesthetic mask ontology 1 is placed on the face of patient by doctor, then doctor inwardly holds with a firm grip two cross bars 19
So that montant 18 inwardly moves, montant 18 inwardly to drive movable plate 14 inwardly to move, inwardly transport for movement by movable plate 14
It moves so that spring 152 and the contraction of telescopic rod 151, movable plate 14 inwardly move to the inside movement of moving slide-bar 13, slide bar
So that fixed plate 16 inwardly moves, fixed plate 16 inwardly moves that kelly 17 is driven inwardly to move for 13 inside movements, when
After kelly 17 moves to appropriate location, doctor stops two cross bars 19 of holding with a firm grip, and doctor picks up snap-gauge 8 and is inserted into snap-gauge 8 at this time
In straight slot 10, snap-gauge 8 is inserted into straight slot 10 so that bandage 6 and sheet rubber 7 are bonded with the head of patient, when bandage 6 makes
After anaesthetic mask ontology 1 and the face of patient are adjacent to, doctor stops pushing snap-gauge 8, and then doctor unclamps cross bar 19, in spring
152 elastic force effect is lower so that movable plate 14 moves out, movable plate 14 move out to moving slide-bar 13 to outward transport
Dynamic, slide bar 13 moves out that fixed plate 16 and kelly 17 is driven to move out, and kelly 17 moves out so that kelly
17 are inserted in card hole 21, and then doctor makes Anesthesia machine be connected with anaesthetic mask ontology 1 by anesthetic connector 2, so that numb
Liquor-saturated mask body 1 is realized patient and is anaesthetized, when needing to provide water to the oral cavity of patient, doctor by aqueduct 4 to sufferer into
Row supplies water, then doctor by oxygen take over 3 so that oxygen cylinder and 3 connection of oxygen take over so that oxygen cylinder to patient into
Row oxygen supply, after treatment end, doctor hold with a firm grip again two cross bars 19 so that movable plate 14 inwardly move, movable plate 14 to
Interior movement is so that kelly 17 is detached from card hole 21, and the snap-gauge 8 of twitching forward above at this time is to extract snap-gauge 8 out straight slot 10.
It can to sum up obtain, (1), the Multifunctional anesthetic mask, two cross bars 19 of inwardly being held with a firm grip by doctor are so that montant
18 inwardly movements, to drive movable plate 14 inwardly to move, movable plate 14 inwardly moves so that bullet the inside movement of montant 18
Spring 152 and telescopic rod 151 are shunk, so that kelly 17 inwardly moves under the cooperation of sliding sleeve 12, slide bar 13 and fixed plate 16,
Doctor picks up snap-gauge 8 and snap-gauge 8 is inserted in straight slot 10 at this time, and then doctor unclamps cross bar 19 so that kelly 17 is stuck in card
In hole 21, in such a way that snap-gauge 8 is inserted into straight slot 10 to which anaesthetic mask ontology 1 is worn over patient facial region by this doctor, section
The time for having saved doctor manually and be bandage 6, avoid falling off for anaesthetic mask ontology 1 so that anaesthetic mask ontology 1 is preferably worn
In the face of patient.
(2), Multifunctional anesthetic mask, by the way that spring 152 is arranged, so that spring 152, which is movable plate 14, provides bullet
Power, so that kelly 17 realizes clamping after being combined with card hole 21 to snap-gauge 8.
(3), Multifunctional anesthetic mask, by the way that sheet rubber 7 is arranged, so that bandage 6 is more steady to the fixation of patient
Gu avoiding falling off for bandage 6, and structure of the invention is compact, reasonable design is highly practical.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of Multifunctional anesthetic mask, including anaesthetic mask ontology (1), it is characterised in that：The anaesthetic mask ontology (1)
Upper surface is connected with anesthetic connector (2), and the lower surface of the anaesthetic mask ontology (1) is connected with oxygen and takes over (3), the anesthesia
The back side of mask body (1) is connected with aqueduct (4), and the left side of the anaesthetic mask ontology (1) is fixedly connected with connecting plate
(5)；
The left side of the connecting plate (5) is fixedly connected with bandage (6), and the bottom end of the bandage (6) is fixedly connected with snap-gauge
(8), the front of the bandage (6) is fixedly connected with sheet rubber (7), and the right side of the anaesthetic mask ontology (1) is fixedly connected
There are fixed block (9), the front of the fixed block (9) to offer straight slot (10), the upper surface of straight slot (10) inner wall and following table
Face offers through-hole (11), and the inner wall of the through-hole (11) is connected with sliding sleeve (12)；
The inner wall of the sliding sleeve (12) is socketed with slide bar (13), and the bottom end of the slide bar (13) is fixedly connected with fixed plate (16),
The upper surface of the fixed plate (16) is fixedly connected with kelly (17), and the top of the slide bar (13) is fixedly connected with movable plate
(14), the left and right side of movable plate (14) lower surface has been fixedly connected with telescopic device (15), the telescopic device
(15) bottom end is fixedly connected on the upper surface of fixed block (9), is fixedly connected on the right side of movable plate (14) lower surface perpendicular
The bottom end of bar (18), the montant (18) is fixedly connected with cross bar (19).
2. a kind of Multifunctional anesthetic mask according to claim 1, it is characterised in that：The telescopic device (15) includes bullet
Spring (152) and telescopic rod (151), the spring (152) are socketed in the outer surface of telescopic rod (151).
3. a kind of Multifunctional anesthetic mask according to claim 2, it is characterised in that：The spring (152) and telescopic rod
(151) top is fixedly connected with the lower surface in movable plate (14), and the bottom end of the spring (152) and telescopic rod (151) is equal
It is fixedly connected on the upper surface of fixed block (9).
4. a kind of Multifunctional anesthetic mask according to claim 1, it is characterised in that：The anaesthetic mask ontology (1)
Front is fixedly connected with rubber pad (20), and the shape of the rubber pad (20) is ellipse.
5. a kind of Multifunctional anesthetic mask according to claim 1, it is characterised in that：The shape of the snap-gauge (8) is U
The shape of shape, the sheet rubber (7) is arc.
6. a kind of Multifunctional anesthetic mask according to claim 1, it is characterised in that：The upper table of snap-gauge (8) inner wall
Face and lower surface offer card hole (21), and the card hole (21) of snap-gauge (8) the inner wall upper and lower surface is corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810228521.0A CN108434573A (en) | 2018-03-20 | 2018-03-20 | A kind of Multifunctional anesthetic mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810228521.0A CN108434573A (en) | 2018-03-20 | 2018-03-20 | A kind of Multifunctional anesthetic mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108434573A true CN108434573A (en) | 2018-08-24 |
Family
ID=63195918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810228521.0A Pending CN108434573A (en) | 2018-03-20 | 2018-03-20 | A kind of Multifunctional anesthetic mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108434573A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112337001A (en) * | 2020-11-12 | 2021-02-09 | 江西诺捷科技股份有限公司 | Convenient-to-clamp gas mask |
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|---|---|---|---|---|
| CN2135260Y (en) * | 1992-07-13 | 1993-06-09 | 刘启光 | Width adjustable cantacting type waistband |
| US20070125386A1 (en) * | 2005-12-02 | 2007-06-07 | Engineered Medical Systems, Inc. | Pliant clip for attaching a strap to a mask |
| CN201175514Y (en) * | 2008-02-28 | 2009-01-07 | 孟增强 | Face mask special for painless gastroscope |
| CN202289153U (en) * | 2011-10-27 | 2012-07-04 | 王波 | Multifunctional gas bag type anaesthetic mask |
| CN202376591U (en) * | 2011-12-23 | 2012-08-15 | 彭宇 | Disposable oxygen inhaling-monitoring-anesthetizing face mask |
| US20120234319A1 (en) * | 2011-02-17 | 2012-09-20 | Weinmann Gerate Fur Medizin Gmbh & Co. Kg | Fastening device for straps |
| CN202459728U (en) * | 2012-02-15 | 2012-10-03 | 顾正峰 | Side-hole switch type endoscopic mask |
-
2018
- 2018-03-20 CN CN201810228521.0A patent/CN108434573A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2135260Y (en) * | 1992-07-13 | 1993-06-09 | 刘启光 | Width adjustable cantacting type waistband |
| US20070125386A1 (en) * | 2005-12-02 | 2007-06-07 | Engineered Medical Systems, Inc. | Pliant clip for attaching a strap to a mask |
| CN201175514Y (en) * | 2008-02-28 | 2009-01-07 | 孟增强 | Face mask special for painless gastroscope |
| US20120234319A1 (en) * | 2011-02-17 | 2012-09-20 | Weinmann Gerate Fur Medizin Gmbh & Co. Kg | Fastening device for straps |
| CN202289153U (en) * | 2011-10-27 | 2012-07-04 | 王波 | Multifunctional gas bag type anaesthetic mask |
| CN202376591U (en) * | 2011-12-23 | 2012-08-15 | 彭宇 | Disposable oxygen inhaling-monitoring-anesthetizing face mask |
| CN202459728U (en) * | 2012-02-15 | 2012-10-03 | 顾正峰 | Side-hole switch type endoscopic mask |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112337001A (en) * | 2020-11-12 | 2021-02-09 | 江西诺捷科技股份有限公司 | Convenient-to-clamp gas mask |
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Application publication date: 20180824 |
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| RJ01 | Rejection of invention patent application after publication |