CN215536748U - Portable sputum collector that ward was used - Google Patents
Portable sputum collector that ward was used Download PDFInfo
- Publication number
- CN215536748U CN215536748U CN202121328470.2U CN202121328470U CN215536748U CN 215536748 U CN215536748 U CN 215536748U CN 202121328470 U CN202121328470 U CN 202121328470U CN 215536748 U CN215536748 U CN 215536748U
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- Prior art keywords
- sputum
- ring
- cup
- cup body
- drainage
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- 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.)
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Links
- 206010036790 Productive cough Diseases 0.000 title claims abstract description 114
- 210000003802 sputum Anatomy 0.000 title claims abstract description 112
- 208000024794 sputum Diseases 0.000 title claims abstract description 112
- 239000002184 metal Substances 0.000 claims abstract description 12
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 230000000903 blocking effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000002861 polymer material Substances 0.000 claims description 3
- 206010011409 Cross infection Diseases 0.000 abstract description 5
- 206010029803 Nosocomial infection Diseases 0.000 abstract description 5
- 230000005541 medical transmission Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 239000002906 medical waste Substances 0.000 description 3
- 230000001338 necrotic effect Effects 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 244000052769 pathogen Species 0.000 description 2
- 210000002345 respiratory system Anatomy 0.000 description 2
- 241000193830 Bacillus <bacterium> Species 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 210000002919 epithelial cell Anatomy 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 210000004969 inflammatory cell Anatomy 0.000 description 1
- 244000000010 microbial pathogen Species 0.000 description 1
- 210000003097 mucus Anatomy 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 208000008128 pulmonary tuberculosis Diseases 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Images
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- External Artificial Organs (AREA)
Abstract
The utility model discloses a portable sputum collector for a ward, which comprises a drainage cup body, wherein the bottom end of the drainage cup body is provided with a channel opening, a sputum collection cup is arranged below the drainage cup body, the top end of the sputum collection cup is fixedly provided with a plugging plate, the plugging plate is provided with a first eccentric hole, the top end of the sputum collection cup is provided with a rotating plate, the rotating plate is provided with a second eccentric hole matched with the first eccentric hole, a circular shifting block is fixedly arranged on the rotating plate, a tightening bag is arranged above the drainage cup body, the bottom end of the tightening bag is provided with an opening and is adhered to the outer contour surface of the top end of the drainage cup body, the top end of the tightening bag is provided with a tightening rope, and the top of the tightening rope is provided with a metal wire. The sputum drainage cup is ingenious and reasonable in structural design, solves the problem that a patient is inconvenient in expectoration in the prior art, prevents sputum from dispersing and polluting a ward, is used by one person, is disposable for the drainage cup body and the sputum collection cup, can effectively prevent disease transmission and cross infection after being used up and is worthy of popularization and application.
Description
Technical Field
The utility model relates to a collecting tool, in particular to a portable sputum collector for a ward.
Background
Sputum contains mucus, inhaled dust, various inflammatory cells, necrotic and exfoliated mucosal epithelial cells in the respiratory system, necrotic and exfoliated tissues, necrotic tissues, bacterial viruses and other pathogenic substances, and the pathogenic microorganisms can be transmitted through the respiratory tract and can cause human diseases.
Clinical observation shows that the patient collects the expectorated sputum into the disposable cup or the spittoon, but the cup or the spittoon filled with the sputum is not covered frequently; sometimes, in order to observe the sputum expectorated by the patient for doctors, the patient or the family members of the patient can place the sputum discharge collected at night in a completely exposed manner, and some patients have certain difficulty in timely treating the sputum, even some patients can directly spit the sputum on the ground and expose the sputum in the air, and the like.
The survival rate of some bacteria or pathogens in the sputum is very high, for example, tubercle bacillus with strong resistance can survive for half a year in a dark and humid indoor place; pulmonary tuberculosis is propagated through air, and if sputum and blood coughed by a patient are not treated in time or untreated sputum is directly poured into household garbage, secondary pollution is caused to the ward environment, and great risk of cross infection exists for family members, patients and friends or workers of the patient.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects of the prior art, provides the portable sputum collector for the ward, which is convenient to carry and can shield the collected sputum in real time to avoid the diffusion of bacteria or pathogens, and meets the requirements of patients on timely collection and harmless treatment of the sputum.
The utility model adopts the technical scheme for solving the technical problems that: the utility model provides a portable sputum collector that ward was used, including the drainage cup, the bottom of drainage cup is the passageway opening, the below of drainage cup is equipped with the sputum and collects the cup, the top threaded connection of sputum collection cup is in the bottom of drainage cup, the top of sputum collection cup is fixed with the closure plate, it has first eccentric orfice to open on the closure plate, the top of sputum collection cup is rotated and is connected with the rotor plate of pressing in closure plate department, it has the second eccentric orfice with first eccentric orfice complex to open on the rotor plate, be fixed with the ring on the rotor plate and dial the piece, drainage cup top is equipped with the bag that tightens up that soft medical macromolecular material made, it glues on the outer profile face on drainage cup top for the opening to tighten up the bag bottom, it installs the rope that tightens up that is used for the sack to close up to tighten up bag top department, the both ends of tightening up the rope are fixed with the stay cord respectively, the regional embedded metal wire that is fixed with in top of two stay cords. The drainage cup body has the advantages that the top end of the drainage cup body is designed to be wide-mouthed, so that a patient can conveniently spit; the sputum collecting cup has the advantages that the sputum collecting cup is convenient for collecting sputum for a patient, and the top end of the sputum collecting cup is connected with the bottom end of the drainage cup body through threads, so that a new sputum collecting cup can be replaced to the drainage cup body after the sputum collecting cup collects full sputum; the blocking plate, the rotating plate, the first eccentric hole and the second eccentric hole have the effects that the first eccentric hole can be overlapped or separated from the second eccentric hole by rotating the rotating plate, so that the sputum of a patient can be conveniently spitted to the sputum collecting cup, and the sputum at the sputum collecting cup can be prevented from flowing backwards; the tightening bag and the tightening rope have the effects that the tightening bag with the wide opening can be closed, the sputum can be prevented from flowing backwards and toppling over again, and medical staff can conveniently treat the sputum; the pull rope and the metal wire have the effects that the metal wire can enable the pull rope to have a certain bending resistance function, so that the pull rope can be hung on a rail of a bed head to be convenient to use and can also be hooked at a clothes opening and a trouser opening of a patient to be carried with the patient for use; the soft medical high polymer material is made of PVC or PP material, so that the medical use is more sanitary; the metal wire is copper wire or iron wire; the ring poking block is used for poking the rotating plate to rotate.
Further perfection, the drainage cup body is provided with an arc hole, a ring-shaped cylinder body is arranged in the drainage cup body, the outer side of the top end of the ring-shaped cylinder body is attached to the inner contour surface of the drainage cup body, the inner side of the ring-shaped cylinder body is fixedly provided with a deflector rod extending out of the arc hole, the top surface of a rotating plate is fixedly provided with a ring-shaped block, the ring-shaped block is provided with a ring-shaped rotating groove in clamping fit with the bottom end of the ring-shaped cylinder body, a group of clamping columns are uniformly distributed in the center of the ring-shaped block and fixed in the ring-shaped rotating groove, the bottom end of the ring-shaped cylinder body is provided with a group of insertion holes in splicing fit with the clamping columns, a sleeve is sleeved on the deflector rod, the inner end surface of the sleeve is in clearance fit with the outer contour of the drainage cup body, the sleeve and the deflector rod are fixed through screws, the arc length of the arc hole is coincident with or separated from a second eccentric hole, when the first eccentric hole is coincident with or separated from the second eccentric hole, the ring-shaped cylinder body always blocks the circular arc hole. The ring-shaped cylinder body, the deflector rod, the ring-shaped block, the ring-shaped rotary groove, the clamping column and the jack have the effects that the deflector rod can be used for driving the rotary plate to rotate outside the cup body of the drainage cup body, so that the first eccentric hole can be conveniently and cleanly overlapped or separated from the second eccentric hole; the clamping columns and the jacks have the function that the ring-shaped cylinder body can drive the ring-shaped block to rotate together when rotating; the outer side of the top end of the ring-shaped cylinder body is attached to the inner contour surface of the drainage cup body, so that the function of blocking is achieved, and sputum which is accidentally spitted by a patient is prevented from flowing to the circular ring stirring block area; the sleeve, the inner end surface of the sleeve and the outer contour of the drainage cup body are in clearance fit, so that the driving lever can be prevented from loosening, and the ring-shaped cylinder body can be thoroughly prevented from being separated from the ring-shaped rotating groove due to other external forces; the screw serves here to enable the sleeve to be fastened to the driver.
The sputum collecting cup is further improved, a group of elastic pressing plates are uniformly distributed along the center of the sputum collecting cup and are fixed at the top end of the sputum collecting cup, the elastic pressing plates are in a conical shape, a ring-shaped convex block is fixed at the outer end of the rotating plate, and inclined planes which are consistent with the inclined angles of the elastic pressing plates and are matched with the inclined planes are arranged on the top surface of the ring-shaped convex block. The effect that is taper, circle shape lug, inclined plane between elastic pressing plate, each elastic pressing plate here is, is convenient for rotate the commentaries on classics board and connects in sputum collection cup department, also makes things convenient for the dismouting to the commentaries on classics board moreover to when being spit too much sputum when changeing the board carelessly, also can conveniently change new commentaries on classics board and use.
Further perfect, the cup is collected to the sputum adopts transparent PVC plastics material preparation, is provided with the graduation apparatus on the cup of cup is collected to the sputum. The sputum collecting cup is made of transparent PVC plastic materials, so that the sputum condition can be observed, and a doctor can conveniently observe the sputum condition coughed by a patient; the effect that is provided with the graduation apparatus on the cup of this sputum collection cup is that, the sputum capacity in the cup is collected to the real-time observation sputum, observes the sputum through the graduation apparatus and collects the sputum in the cup and whether full soon to the sputum collection cup of being convenient for update uses.
The utility model has the beneficial effects that: the sputum collecting cup is ingenious and reasonable in structural design, sputum can be conveniently spitted by utilizing the wide-mouth design at the top end of the drainage cup body, sputum spit spitted by a patient can be collected and processed by utilizing the sputum collecting cup, the sputum in the sputum collecting cup can be prevented from flowing backwards by utilizing the first eccentric hole and the second eccentric hole, the sputum can be conveniently spitted at any time and any place hooked at a bag opening of clothes of the patient by utilizing the pull rope and the metal wire, and the top of the pull rope can have a certain bending resistance function by utilizing the metal wire, so that the sputum collecting cup can be hung on a railing or a clothes hanger of a hospital bed; the sputum drainage cup body and the sputum collection cup are disposable, and are treated according to medical waste after being used up, so that the disease spreading and cross infection can be effectively prevented, and the sputum drainage cup body and the sputum collection cup are worthy of popularization and application.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the present invention without the tightening bag and the pull cord installed;
FIG. 3 is a view from perspective A of FIG. 1;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 5 is an enlarged view of a portion of the area C of FIG. 1;
FIG. 6 is an enlarged view of a portion of the area D of FIG. 1;
fig. 7 is a schematic view of the utility model hanging on the rod.
Description of reference numerals: the sputum collecting cup comprises a drainage cup body 1, a channel opening 1-1, an arc hole 1-2, a sputum collecting cup 2, a blocking plate 2-1, a first eccentric hole 2-1a, an elastic pressing plate 2-2, a dial gauge 2-3, a rotating plate 3, a second eccentric hole 3-1, a circular shifting block 3-2, a circular block 3-3, a circular rotating groove 3-3a, a clamping column 3-3b, a circular lug 3-4, an inclined surface 3-4a, a tightening bag 4, a tightening rope 4-1, a pull rope 4-2, a metal wire 4-2a, a circular cylinder 5, a jack 5-1, a shifting rod 6, a sleeve 6-1, a clearance fit 7, a screw 8 and a rod 9.
Detailed Description
The utility model will be further described with reference to the accompanying drawings in which:
with reference to the accompanying drawings: the portable sputum collector for the ward comprises a drainage cup body 1, wherein the bottom end of the drainage cup body 1 is provided with a channel opening 1-1, a sputum collection cup 2 is arranged below the drainage cup body 1, the top end of the sputum collection cup 2 is in threaded connection with the bottom end of the drainage cup body 1, the top end of the sputum collection cup 2 is fixed with a plugging plate 2-1, the plugging plate 2-1 is provided with a first eccentric hole 2-1a, the top end of the sputum collection cup 2 is in rotary connection with a rotating plate 3 pressed at the position of the plugging plate 2-1, the rotating plate 3 is provided with a second eccentric hole 3-1 matched with the first eccentric hole 2-1a, a circular ring shifting block 3-2 is fixed on the rotating plate 3, a tightening bag 4 made of soft polymer material is arranged above the drainage cup body 1, the bottom end of the tightening bag 4 is provided with an opening and is cemented on the outer contour surface of the top end of the drainage cup body 1, a tightening rope 4-1 for closing the opening of the bag is arranged at the top end of the tightening bag 4, two ends of the tightening rope 4-1 are respectively fixed with a pull rope 4-2, and a metal wire 4-2a is embedded and fixed in the top area of the two pull ropes 4-2.
An arc hole 1-2 is arranged on the drainage cup body 1, a ring-shaped cylinder body 5 is arranged in the drainage cup body 1, the outer side of the top end of the ring-shaped cylinder body 5 is attached to the inner contour surface of the drainage cup body 1, a deflector rod 6 extending out of the arc hole 1-2 is fixed on the inner side of the ring-shaped cylinder body 5, a ring-shaped block 3-3 is fixed on the top surface of a rotating plate 3, a ring-shaped rotating groove 3-3a matched with the bottom end of the ring-shaped cylinder body 5 in a clamping manner is arranged on the ring-shaped block 3-3a, a group of clamping columns 3-3b uniformly distributed along the center of the ring-shaped block 3-3 are fixed in the ring-shaped rotating groove 3-3a, a group of insertion holes 5-1 matched with the clamping columns 3-3b in an inserting manner is arranged at the bottom end of the ring-shaped cylinder body 5, a sleeve 6-1 is sleeved on the deflector rod 6, and a clearance fit 7 is arranged between the inner end surface of the sleeve 6-1 and the outer contour of the drainage cup body 1, the sleeve 6-1 and the deflector rod 6 are fixed through a screw 8, the radian length of the arc hole 1-1 is coincident with the first eccentric hole 2-1a or is matched with the second eccentric hole 3-1, and the ring-shaped cylinder 5 always blocks the arc hole 1-2 when the first eccentric hole 2-1a is coincident with or separated from the second eccentric hole 3-1.
The top end of the sputum collecting cup 2 is fixed with a group of elastic pressure plates 2-2 which are uniformly distributed along the center of the sputum collecting cup 2, the elastic pressure plates 2-2 are in a cone shape, the outer end of the rotating plate 3 is fixed with a ring-shaped convex block 3-4, and the top surface of the ring-shaped convex block 3-4 is provided with an inclined surface 3-4a which is consistent with and matched with the inclined angle of each elastic pressure plate 2-2.
The sputum collection cup 2 is made of transparent PVC plastic materials, and a dial gauge 2-3 is arranged on the cup body of the sputum collection cup 2.
The working principle of the utility model is as follows: firstly, bending the area containing the metal wire 4-2a at the top of the pull rope 4-2 and hanging the area at the mouth of a patient bag or hanging the area at the railing of a sickbed by using the metal wire 4-2a (copper wire or iron wire), when the sputum needs to be spitted, taking out the sputum collector of the utility model, poking the mouth of the tightening bag 4, poking the poking rod 6 by using fingers, so that the poking rod 6 can drive the ring-shaped cylinder 5 to rotate, the ring-shaped cylinder 5 is matched at the position of the card 3-3b of the ring-shaped block 3-3 through the inserting hole 5-1, so that the rotating plate 3 can be synchronously driven to rotate together, the rotating plate 3 rotates to ensure that the second eccentric hole 3-1 is superposed with the first eccentric hole 2-1a, thereby exposing the second eccentric hole 3-1, further spitting the sputum into the sputum collecting cup 2, when the sputum does not need to be spitted, only poking the poking rod 6, so that the second eccentric hole 3-1 is not superposed with the first eccentric hole 2-1a, thereby ensuring the anti-backflow treatment of the sputum collecting cup 2; the utility model solves the problem of inconvenient expectoration of patients in the prior art, prevents sputum from dispersing and polluting wards, can be used by one person, has the closing function on the wide-mouth tightening bag by the tightening rope, can prevent the sputum from flowing backwards and pouring again, is convenient for medical staff to treat the sputum and avoids cross infection, the drainage cup body and the sputum collecting cup are disposable articles (if the sputum collecting cup is full of sputum, the sputum collecting cup after screwing out the screw thread is thrown away according to medical waste, then a new sputum collecting cup is replaced and the screw thread is screwed on the drainage cup body for continuous use), when the patient is discharged from a hospital and does not use the sputum collector, the bag opening can be tightened by the tightening rope 4 and tightened, the whole sputum collector is lifted by the pull rope 4-2 and then thrown away according to medical wastes, so that the spread and cross infection of diseases can be effectively prevented, and the sputum collector is worthy of popularization and application.
While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.
Claims (4)
1. The utility model provides a portable sputum collector that ward was used, includes drainage cup (1), characterized by: the bottom of the drainage cup body (1) is provided with a channel opening (1-1), a sputum collection cup (2) is arranged below the drainage cup body (1), the top end of the sputum collection cup (2) is in threaded connection with the bottom end of the drainage cup body (1), a blocking plate (2-1) is fixed at the top end of the sputum collection cup (2), a first eccentric hole (2-1a) is formed in the blocking plate (2-1), the top end of the sputum collection cup (2) is rotatably connected with a rotating plate (3) pressed at the blocking plate (2-1), a second eccentric hole (3-1) matched with the first eccentric hole (2-1a) is formed in the rotating plate (3), a circular ring poking block (3-2) is fixed on the rotating plate (3), a tightening bag (4) made of a medical high polymer material is arranged above the drainage cup body (1), the bottom end of the tightening bag (4) is provided with an opening and is fixedly adhered to the outer contour surface of the top end of the drainage cup body (1), a tightening rope (4-1) for closing up a bag opening is installed at the top end of the tightening bag (4), pull ropes (4-2) are respectively fixed at two ends of the tightening rope (4-1), and metal wires (4-2a) are embedded and fixed at the tops of the two pull ropes (4-2).
2. The portable sputum collector for ward of claim 1, wherein: the drainage cup body (1) is provided with an arc hole (1-2), a ring-shaped cylinder body (5) is arranged in the drainage cup body (1), the outer side of the top end of the ring-shaped cylinder body (5) is attached to the inner contour surface of the drainage cup body (1), a deflector rod (6) extending out of the arc hole (1-2) is fixed on the inner side of the ring-shaped cylinder body (5), a ring-shaped block (3-3) is fixed on the top surface of the rotating plate (3), a ring-shaped rotating groove (3-3a) in clamping fit with the bottom end of the ring-shaped cylinder body (5) is formed in the ring-shaped block (3-3a), a group of clamping columns (3-3b) uniformly distributed along the center of the ring-shaped block (3-3) are fixed in the ring-shaped rotating groove (3-3a), a group of insertion holes (5-1) in inserting fit with the clamping columns (3-3b) are formed in the bottom end of the ring-shaped cylinder body (5), the deflector rod (6) is sleeved with a sleeve (6-1), the inner end face of the sleeve (6-1) is in clearance fit (7) with the outer contour of the drainage cup body (1), the sleeve (6-1) and the deflector rod (6) are fixed together through a screw (8), and the radian length of the arc hole (1-2) is overlapped with the first eccentric hole (2-1a) or is matched with the second eccentric hole (3-1).
3. The portable sputum collector for ward of claim 2, wherein: the sputum collecting cup is characterized in that a group of elastic pressing plates (2-2) are uniformly distributed along the center of the sputum collecting cup (2) and are fixed at the top end of the sputum collecting cup (2), the elastic pressing plates (2-2) are tapered, a ring-shaped convex block (3-4) is fixed at the outer end of the rotating plate (3), and an inclined plane (3-4a) which is consistent with and matched with the inclined angle of each elastic pressing plate (2-2) is arranged on the top surface of the ring-shaped convex block (3-4).
4. The portable sputum collector for ward of claim 1, wherein: the sputum collection cup (2) is made of transparent PVC plastic materials, and a dial gauge (2-3) is arranged on the cup body of the sputum collection cup (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121328470.2U CN215536748U (en) | 2021-06-15 | 2021-06-15 | Portable sputum collector that ward was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121328470.2U CN215536748U (en) | 2021-06-15 | 2021-06-15 | Portable sputum collector that ward was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215536748U true CN215536748U (en) | 2022-01-18 |
Family
ID=79817292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121328470.2U Expired - Fee Related CN215536748U (en) | 2021-06-15 | 2021-06-15 | Portable sputum collector that ward was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215536748U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116718552A (en) * | 2023-08-07 | 2023-09-08 | 烟台海诚医疗科技有限公司 | Urine cup for urine glucose detection and detection method |
-
2021
- 2021-06-15 CN CN202121328470.2U patent/CN215536748U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116718552A (en) * | 2023-08-07 | 2023-09-08 | 烟台海诚医疗科技有限公司 | Urine cup for urine glucose detection and detection method |
| CN116718552B (en) * | 2023-08-07 | 2023-10-24 | 烟台海诚医疗科技有限公司 | Urine cup for urine glucose detection and detection method |
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| 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 |
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| CF01 | Termination of patent right due to non-payment of annual fee |