CN215537574U - Noninvasive ventilator face guard - Google Patents
Noninvasive ventilator face guard Download PDFInfo
- Publication number
- CN215537574U CN215537574U CN202122200649.6U CN202122200649U CN215537574U CN 215537574 U CN215537574 U CN 215537574U CN 202122200649 U CN202122200649 U CN 202122200649U CN 215537574 U CN215537574 U CN 215537574U
- Authority
- CN
- China
- Prior art keywords
- groups
- sets
- connecting block
- fixed
- mask
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 206010062717 Increased upper airway secretion Diseases 0.000 claims abstract description 8
- 208000026435 phlegm Diseases 0.000 claims abstract description 8
- 230000001681 protective effect Effects 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 229910000639 Spring steel Inorganic materials 0.000 claims description 4
- 239000004745 nonwoven fabric Substances 0.000 claims description 4
- 206010036790 Productive cough Diseases 0.000 abstract description 7
- 208000024794 sputum Diseases 0.000 abstract description 7
- 210000003802 sputum Anatomy 0.000 abstract description 7
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000001815 facial effect Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000003925 brain function Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000009084 cardiovascular function Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 210000005037 parasympathetic nerve Anatomy 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 201000002859 sleep apnea Diseases 0.000 description 1
- 230000002889 sympathetic effect Effects 0.000 description 1
Images
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model relates to the technical field of breathing masks, in particular to a noninvasive breathing machine mask which is convenient for follow-up medical staff to suck sputum of a patient, avoids frequent disassembly and assembly of a mask main body, improves the use convenience of the device, is convenient for quick disassembly and assembly of an elastic band, is convenient for repeated use after the elastic band is cleaned, avoids causing great waste of the elastic band and reduces the use cost of the device; including face guard main part, gas-supply pipe, buckle closure, articulated shaft, two sets of fixed blocks, two sets of first pressure springs, two sets of first pull rods, two sets of first inserted blocks, two sets of handles, multiunit hollow connecting block, the fixed subassembly of multiunit and multiunit elastic cord, the gas-supply pipe is connected with first communicating pipe in the front end of face guard main part, the other end is connected with external breathing machine to the front end bottom of face guard main part is provided with inhales the phlegm mouth, and the buckle closure covers the phlegm mouth of inhaling of face guard main part.
Description
Technical Field
The utility model relates to the technical field of breathing masks, in particular to a noninvasive breathing machine mask.
Background
A noninvasive ventilator mask is an auxiliary device for the gas delivery of a patient, which is widely used in the field of respiratory masks; the noninvasive ventilator is also called as the English abbreviation of Continuous Positive air Pressure, CPAP is clinically used for treating sleep apnea syndrome and related diseases, the blood oxygen saturation caused by the diseases is reduced, the sympathetic nerve tension is increased, the parasympathetic nerve tension is reduced, the blood carbon dioxide concentration is increased, the pH value is reduced, the negative Pressure in chest is increased, various important organ functions are seriously influenced, particularly, the brain function and the cardiovascular function are firstly damaged, the mask is used as the interface between the noninvasive ventilator and a patient and is directly contacted with the face of the patient, the mask has important functions in the treatment process, the traditional mask needs to be disassembled when the patient sucks phlegm, the mask is re-worn after sucking the phlegm, the device is relatively troublesome to use, meanwhile, most elastic bands of the cheek and the mask are of an integrated structure and cannot be disassembled and repeatedly used, so that a large amount of waste is caused, resulting in higher use costs of the device.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the noninvasive ventilator mask which is convenient for follow-up medical staff to suck sputum of a patient, avoids frequent disassembly and assembly of the mask main body, improves the use convenience of the device, is convenient for quick disassembly and assembly of the elastic band, is convenient for repeated use after cleaning the elastic band, avoids large waste of the elastic band and reduces the use cost of the mask.
The utility model relates to a noninvasive ventilator mask, which comprises a mask main body, a gas delivery pipe, a buckle cover, an articulated shaft, two groups of fixed blocks, two groups of first pressure springs, two groups of first pull rods, two groups of first insert blocks, two groups of handles, a plurality of groups of hollow connecting blocks, a plurality of groups of fixed components and a plurality of groups of elastic bands, wherein the gas delivery pipe is communicated with the upper half part of the front end of the mask main body, the other end of the gas delivery pipe is connected with an external ventilator, the bottom of the front end of the mask main body is provided with a sputum suction port, the buckle cover covers the sputum suction port of the mask main body and is articulated with the mask main body through the articulated shaft, the left side and the right side of the buckle cover are symmetrically provided with slots, the front end is provided with the buckle handle, the two groups of fixed blocks are respectively fixed on the left side and the right side of the bottom of the front end of the mask main body, the two groups of first pressure springs are respectively fixed on the inner side ends of the two groups of the fixed blocks and are sleeved on the first pull rods, the two groups of first pull rods are respectively connected with the two groups of fixed blocks in a sliding way, and the inner side ends of the first pull rod and the first pressure spring are connected with first insertion blocks, two groups of first insertion blocks can be respectively inserted into the slots at the left side and the right side of the buckle cover, two groups of handles are respectively fixed at the outer side ends of the two groups of first pull rods, a plurality of groups of hollow connecting blocks are respectively symmetrically fixed at the upper side and the lower side of the left end and the right end of the mask main body, and the elastic band is connected with the hollow connecting blocks through a fixing component.
The utility model relates to a noninvasive ventilator mask, a fixing component comprises a T-shaped connecting block, two groups of connecting plates, two groups of handles, a plurality of groups of second pull rods, a plurality of groups of second pressure springs and a plurality of groups of second inserting blocks, an elastic band is fixed at the outer side end of the T-shaped connecting block, a plurality of groups of positioning grooves are symmetrically arranged at the upper end and the lower end of the T-shaped connecting block, the T-shaped connecting block can be inserted into a hollow connecting block, two groups of connecting plates are respectively contacted with the upper end and the lower end of the hollow connecting block, two groups of handles are respectively fixed at the outer side ends of the two groups of connecting plates, and a plurality of groups of second pull rods are respectively and uniformly fixed at the inner side ends of the two groups of connecting plates and are in sliding connection with the hollow connecting block, a plurality of groups of second pressure springs are respectively sleeved on the plurality of groups of second pull rods and are respectively and symmetrically fixed on the inner side walls at the upper end and the lower end of the hollow connecting block, and the inner side ends of the second pressure spring and the second pull rod are connected with second insertion blocks, and a plurality of groups of second insertion blocks can be respectively inserted into a plurality of groups of positioning grooves at the upper end and the lower end of the T-shaped connecting block.
The noninvasive ventilator mask further comprises two groups of magic tape female ends and two groups of magic tape male ends, the two groups of magic tape female ends are respectively fixed at the front ends of the two groups of elastic bands on the left side, and the two groups of magic tape male ends are respectively fixed at the rear ends of the two groups of elastic bands on the right side.
The noninvasive ventilator mask further comprises a protective cushion, and the protective cushion is fixed at the rear end of the mask main body.
According to the noninvasive ventilator mask, the first pressure spring and the second pressure spring are made of spring steel.
The utility model relates to a noninvasive ventilator mask, wherein the back end of a protective cushion is provided with a skin-friendly non-woven fabric.
Compared with the prior art, the utility model has the beneficial effects that: connect through the elastic cord with the left and right sides, make the face guard main part fix the face at the patient, and through the gas transmission pipe to the interior gas transmission of face guard main part, and through the pulling handle, make first pull rod use under the cooperation of fixed block and first pressure spring, it controls to remove about driving first inserted block, thereby make first inserted block quick plug in the slot of buckle closure, make the buckle closure can carry out quick opening and closure, be convenient for follow-up medical staff inhales the phlegm to the patient, frequent dismouting has been avoided carrying out to the face guard main part, the convenience in use of device is improved.
Drawings
FIG. 1 is a schematic front view and partial cross-sectional structural view of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a schematic view of a partial isometric configuration of the present invention;
FIG. 4 is an enlarged schematic view of the utility model at A;
FIG. 5 is an enlarged schematic view of the utility model at B;
in the drawings, the reference numbers: 1. a mask body; 2. a gas delivery pipe; 3. covering; 4. hinging a shaft; 5. buckling a handle; 6. a fixed block; 7. a first pressure spring; 8. a first pull rod; 9. a first insert block; 10. a handle; 11. a hollow connecting block; 12. elastic bands; 13. a T-shaped connecting block; 14. a connecting plate; 15. a handle; 16. a second pull rod; 17. a second pressure spring; 18. a second insert block; 19. a magic tape female end; 20. a magic tape end; 21. a protective pad.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
As shown in figures 1 to 5, the noninvasive ventilator mask of the utility model comprises a mask main body 1, a gas pipe 2, a buckle cover 3, a hinge shaft 4, two groups of fixed blocks 6, two groups of first compression springs 7, two groups of first pull rods 8, two groups of first insertion blocks 9, two groups of handles 10, a plurality of groups of hollow connecting blocks 11, a plurality of groups of fixed components and a plurality of groups of elastic bands 12, wherein the gas pipe 2 is communicated with the upper half part of the front end of the mask main body 1, the other end is connected with an external ventilator, the bottom of the front end of the mask main body 1 is provided with a sputum suction port, the buckle cover 3 covers the sputum suction port of the mask main body 1 and is hinged with the mask main body 1 through the hinge shaft 4, the left side and the right side of the buckle cover 3 are symmetrically provided with slots, the front end is provided with a buckle handle 5, the two groups of fixed blocks 6 are respectively fixed at the left side and the right side of the bottom of the front end of the mask main body 1, the two groups of first compression springs 7 are respectively fixed at the inner side ends of the two groups of the fixed blocks 6, the two groups of first pull rods 8 are respectively connected with the two groups of fixed blocks 6 in a sliding mode, the inner side ends of the first pull rods 8 and the first pressure springs 7 are connected with first inserting blocks 9, the two groups of first inserting blocks 9 can be respectively inserted into slots on the left side and the right side of the buckle cover 3, the two groups of handles 10 are respectively fixed on the outer side ends of the two groups of first pull rods 8, the multiple groups of hollow connecting blocks 11 are respectively and symmetrically fixed on the upper side and the lower side of the left end and the right end of the mask main body 1, and the elastic bands 12 are connected with the hollow connecting blocks 11 through fixing components; connect through the elastic cord 12 with the left and right sides, make face guard main part 1 fix at patient's face, and through gas transmission pipe 2 to face guard main part 1 internal gas transmission, and through pulling handle 10, make first pull rod 8 use under the cooperation of fixed block 6 and first pressure spring 7, it controls to drive first inserted block 9 and remove, thereby make first inserted block 9 quick plug in buckle closure 3's slot, make buckle closure 3 can carry out quick opening and closure, be convenient for follow-up medical staff inhales the phlegm to the patient, avoided carrying out frequent dismouting to face guard main part 1, improve the use convenience of device.
The utility model relates to a noninvasive ventilator mask, a fixing component comprises a T-shaped connecting block 13, two groups of connecting plates 14, two groups of handles 15, a plurality of groups of second pull rods 16, a plurality of groups of second pressure springs 17 and a plurality of groups of second inserting blocks 18, an elastic band 12 is fixed at the outer side end of the T-shaped connecting block 13, a plurality of groups of positioning grooves are symmetrically arranged at the upper end and the lower end of the T-shaped connecting block 13, the T-shaped connecting block 13 can be inserted into the hollow connecting block 11, the two groups of connecting plates 14 are respectively contacted with the upper end and the lower end of the hollow connecting block 11, the two groups of handles 15 are respectively fixed at the outer side end of the two groups of connecting plates 14, the plurality of groups of second pull rods 16 are respectively and uniformly fixed at the inner side ends of the two groups of connecting plates 14 and are in sliding connection with the hollow connecting block 11, the plurality of second pressure springs 17 are respectively sleeved on the plurality of second pull rods 16 and are respectively and symmetrically fixed at the inner side walls at the upper end and the lower end of the hollow connecting block 11, and the inner side ends of the second pressure springs 17 and the second pull rods 16 are both connected with the second inserting blocks 18, a plurality of groups of second inserting blocks 18 can be respectively inserted into a plurality of groups of positioning grooves at the upper end and the lower end of the T-shaped connecting block 13; through pulling handle 15, make connecting plate 14 use under the cooperation of second pull rod 16 and second pressure spring 17, pulling second inserted block 18 reciprocates, thereby make second inserted block 18 quick plug in T type connecting block 13's constant head tank, make T type connecting block 13 can carry out quick plug in hollow connecting block 11, be convenient for carry out quick dismouting to elastic cord 12, be convenient for wash back used repeatedly to elastic cord 12, avoid causing a large amount of wastes of elastic cord 12, the use cost of reducing means.
The noninvasive ventilator mask of the utility model also comprises two groups of magic tape female ends 19 and two groups of magic tape male ends 20, wherein the two groups of magic tape female ends 19 are respectively fixed at the front ends of the two groups of elastic bands 12 on the left side, and the two groups of magic tape male ends 20 are respectively fixed at the rear ends of the two groups of elastic bands 12 on the right side; through setting up female end 19 of magic subsides and magic subsides end 20, be convenient for make the quick connection of two sets of elastic cord 12 of the left and right sides, improve the speed that face guard main part 1 was worn, improve the use convenience of device.
The noninvasive ventilator mask of the utility model also comprises a protective cushion 21, the protective cushion 21 is fixed at the rear end of the mask main body 1; through setting up protection pad 21, avoid mask body 1 to appear damaging to patient's facial transition extrusion, improve the result of use of device.
According to the noninvasive ventilator mask, the first compression spring 7 and the second compression spring 17 are made of spring steel; through setting up the spring steel material, improve device's structural strength, improve device's life.
The utility model relates to a noninvasive ventilator mask, wherein the back end of a protective cushion 21 is provided with a skin-friendly non-woven fabric; through setting up close skin non-woven fabrics, improve the comfort level that face guard main part 1 was worn, further improve the result of use of device.
The noninvasive ventilator mask of the utility model is characterized in that when in use, firstly, the magic tape female end 19 and the magic tape male end 20 are arranged, so that two groups of elastic bands 12 at the left side and the right side can be connected rapidly, the wearing speed of the mask main body 1 is improved, the use convenience of the device is improved, then, the gas is conveyed into the mask main body 1 through the gas conveying pipe 2, and the first pull rod 8 drives the first insert block 9 to move left and right under the matching use of the fixed block 6 and the first pressure spring 7 by pulling the handle 10, so that the first insert block 9 can be inserted and pulled in the slot of the buckle cover 3 rapidly, the buckle cover 3 can be opened and closed rapidly, the sputum suction of a subsequent medical staff to a patient is facilitated, the frequent disassembly and assembly of the mask main body 1 are avoided, the use convenience of the device is further improved, then, the connecting plate 14 is used under the matching use of the second pull rod 16 and the second pressure spring 17 by pulling the handle 15, stimulate second inserted block 18 and reciprocate, thereby make second inserted block 18 quick plug in T type connecting block 13's constant head tank, make T type connecting block 13 can carry out quick plug in hollow connecting block 11, be convenient for carry out quick dismouting to elastic cord 12, be convenient for wash back used repeatedly to elastic cord 12, avoid causing a large amount of wastes of elastic cord 12, the use cost of reducing means, and through setting up the protection pad 21, avoid face guard main part 1 to appear damaging to patient's facial transition extrusion, the result of use of device is improved.
The noninvasive ventilator mask provided by the utility model is mounted, connected or arranged in a common mechanical mode, and can be implemented as long as the beneficial effects of the noninvasive ventilator mask are achieved.
Claims (6)
1. A noninvasive ventilator mask comprises a mask main body (1), and is characterized in that a gas conveying pipe (2) is communicated with the upper half part of the front end of the mask main body (1), the other end of the gas conveying pipe is connected with an external ventilator, a phlegm sucking port is arranged at the bottom of the front end of the mask main body (1), a buckle cover (3) covers the phlegm sucking port of the mask main body (1) and is hinged with the mask main body (1) through a hinge shaft (4), slots are symmetrically arranged at the left side and the right side of the buckle cover (3), a buckle handle (5) is arranged at the front end, two groups of fixing blocks (6) are respectively fixed at the left side and the right side of the bottom of the front end of the mask main body (1), two groups of first pressure springs (7) are respectively fixed at the inner side ends of the two groups of fixing blocks (6) and are sleeved on first pull rods (8), the two groups of first pull rods (8) are respectively connected with the two groups of fixing blocks (6) in a sliding mode, and the inner side ends of the first pull rods (8) and the first pressure springs (7) are connected with first insertion blocks (9), two sets of first inserted blocks (9) can be inserted respectively in the slot of buckle closure (3) left and right sides to two sets of handles (10) are fixed respectively in the outside end of two sets of first pull rods (8), and the upper and lower both sides at both ends are fixed respectively to multiunit hollow connecting block (11) symmetry about face guard main part (1), and elastic cord (12) are connected through fixed subassembly with hollow connecting block (11).
2. A noninvasive ventilator mask according to claim 1, characterized in that the fixing means comprises a T-shaped connecting block (13), two sets of connecting plates (14), two sets of handles (15), a plurality of second pull rods (16), a plurality of second compression springs (17) and a plurality of second insertion blocks (18), the elastic band (12) is fixed at the outer end of the T-shaped connecting block (13), the upper and lower ends of the T-shaped connecting block (13) are symmetrically provided with a plurality of positioning grooves, the T-shaped connecting block (13) can be inserted into the hollow connecting block (11), the two sets of connecting plates (14) are respectively contacted with the upper and lower ends of the hollow connecting block (11), the two sets of handles (15) are respectively fixed at the outer ends of the two sets of connecting plates (14), and the plurality of second pull rods (16) are respectively fixed at the inner ends of the two sets of connecting plates (14) uniformly and are connected with the hollow connecting block (11) in a sliding manner, and a plurality of groups of second pressure springs (17) are respectively sleeved on a plurality of groups of second pull rods (16) and are respectively symmetrically fixed on the inner side walls at the upper end and the lower end of the hollow connecting block (11), the inner side ends of the second pressure springs (17) and the second pull rods (16) are respectively connected with second inserting blocks (18), and a plurality of groups of second inserting blocks (18) can be respectively inserted into a plurality of groups of positioning grooves at the upper end and the lower end of the T-shaped connecting block (13).
3. A noninvasive ventilator mask according to claim 2, further comprising two sets of female hook and loop fasteners (19, 20), the two sets of female hook and loop fasteners (19) being fixed to the front ends of the left two elastic bands (12), respectively, and the two sets of female hook and loop fasteners (20) being fixed to the rear ends of the right two elastic bands (12), respectively.
4. A noninvasive ventilator mask according to claim 3, characterized by further comprising a protective pad (21), the protective pad (21) being fixed to the rear end of the mask body (1).
5. A noninvasive ventilator mask according to claim 4, characterized in that the first compression spring (7) and the second compression spring (17) are made of spring steel.
6. A noninvasive ventilator mask of claim 5, characterized in that the back end of the protection pad (21) is provided with a skin-friendly nonwoven fabric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122200649.6U CN215537574U (en) | 2021-09-13 | 2021-09-13 | Noninvasive ventilator face guard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122200649.6U CN215537574U (en) | 2021-09-13 | 2021-09-13 | Noninvasive ventilator face guard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215537574U true CN215537574U (en) | 2022-01-18 |
Family
ID=79849835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122200649.6U Expired - Fee Related CN215537574U (en) | 2021-09-13 | 2021-09-13 | Noninvasive ventilator face guard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215537574U (en) |
-
2021
- 2021-09-13 CN CN202122200649.6U patent/CN215537574U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215537574U (en) | Noninvasive ventilator face guard | |
| CN208436213U (en) | A kind of anaesthetic mask that can be bonded patient face closely | |
| CN214912245U (en) | Face fixing device of noninvasive ventilator | |
| CN214807662U (en) | Breathe internal medicine nursing and use respirator | |
| CN210205551U (en) | Multifunctional breathing mask for anesthesia department | |
| CN208809263U (en) | A kind of patient care mask | |
| CN217612340U (en) | Breathe emergent respirator of severe nursing | |
| CN207591070U (en) | A kind of anaesthetic mask | |
| CN211050616U (en) | Higher face guard for noninvasive ventilator of travelling comfort | |
| CN211884885U (en) | Noninvasive ventilation mask for nasal feeding patient | |
| CN217409509U (en) | Painless gastroscope is with containing integrative oxygen inhalation mask of seaming | |
| CN217091727U (en) | Prevent high flow face guard of pressure damage | |
| CN215083793U (en) | Self-sticking fixed type nasopharynx air duct | |
| CN220110231U (en) | Wound-surface-free cover fixer | |
| CN213695809U (en) | Special respirator for artificial respiration | |
| CN218980133U (en) | Oxygen mask | |
| CN217548736U (en) | Anti-drop formula flexible oxygen tube | |
| CN219332856U (en) | Noninvasive ventilator face guard | |
| CN216777684U (en) | Detachable net cap type oxygen hose | |
| CN215386767U (en) | Noninvasive ventilator oronasal mask fixing device with prevent opening a mouthful function | |
| CN213312701U (en) | Noninvasive ventilator face guard fixing device | |
| CN212651204U (en) | Multi-functional noninvasive face guard of improvement type | |
| CN217067326U (en) | Multi-purpose breathing nursing device | |
| CN215841056U (en) | Breathing machine face guard of quick assembly disassembly head bandage | |
| CN215607101U (en) | Medical pillow for infants |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220118 |