CN211156408U - Oral cavity cleaner - Google Patents
Oral cavity cleaner Download PDFInfo
- Publication number
- CN211156408U CN211156408U CN201922079212.4U CN201922079212U CN211156408U CN 211156408 U CN211156408 U CN 211156408U CN 201922079212 U CN201922079212 U CN 201922079212U CN 211156408 U CN211156408 U CN 211156408U
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- China
- Prior art keywords
- cleaning
- head
- washing
- liquid
- oral cavity
- 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
- 210000000214 mouth Anatomy 0.000 title claims abstract description 61
- 238000004140 cleaning Methods 0.000 claims abstract description 130
- 239000007788 liquid Substances 0.000 claims abstract description 87
- 238000005406 washing Methods 0.000 claims abstract description 61
- 210000003128 head Anatomy 0.000 claims abstract description 55
- 239000002699 waste material Substances 0.000 claims abstract description 33
- 229920000742 Cotton Polymers 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 13
- 238000007493 shaping process Methods 0.000 claims abstract description 10
- 238000011010 flushing procedure Methods 0.000 claims abstract description 7
- 238000005086 pumping Methods 0.000 claims abstract description 5
- 230000000844 anti-bacterial effect Effects 0.000 claims description 13
- 238000000605 extraction Methods 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 15
- 230000008569 process Effects 0.000 description 7
- 206010036790 Productive cough Diseases 0.000 description 4
- 238000005452 bending Methods 0.000 description 4
- 210000003802 sputum Anatomy 0.000 description 4
- 208000024794 sputum Diseases 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 230000000474 nursing effect Effects 0.000 description 3
- 210000003296 saliva Anatomy 0.000 description 3
- 235000009161 Espostoa lanata Nutrition 0.000 description 2
- 240000001624 Espostoa lanata Species 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 208000025157 Oral disease Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 208000030194 mouth disease Diseases 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009747 swallowing Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses an oral cavity cleaner, which comprises a handheld cleaning component and a storage base; the handheld cleaning assembly comprises a cleaning head and a holding head, and the cleaning head is connected with the holding head through a metal shaping hose; the end face of the cleaning head is connected with a detachable cleaning cotton head, and the end face of the cleaning head provided with the cleaning cotton head is also provided with a washing nozzle; the washing machine is characterized in that a washing liquid storage cavity is arranged in the storage base, an output connector connected with the washing liquid storage cavity is arranged on the storage base, the output connector is connected with the washing nozzle through a washing pipeline, and a liquid pumping mechanism for conveying washing liquid to the washing nozzle is further arranged in the storage base. The oral cavity cleaner provided by the utility model integrates the functions of oral cavity flushing, cleaning, waste liquid discharging and the like; the whole oral cavity cleaning operation is more comfortable and safer, and the oral cavity cleaning device has higher practical value.
Description
Technical Field
The utility model relates to an oral care technical field, concretely relates to oral cavity purger.
Background
Oral rinsing is a very important step in the treatment of oral diseases. Our traditional approach to using oral rinses is: firstly taking a mouth care solution cotton ball for oral care, then one person holds a flusher to flush the oral cavity, one person uses a disposable sputum suction pipe to suck out the gargle by negative pressure suction at the center, and the gargle is sucked while flushing, in order to prevent mistaken suction, 2 medical personnel commonly complete the operation
There are many items that need to be prepared each time during a clinical procedure. The cotton ball used for oral care has smooth surface after absorbing water, small friction force generated by contact with tooth surfaces and difficult cleaning of attachments on the tooth surfaces, and is large in volume and small in hardness, so that teeth gaps are difficult to clean and the aim of cleaning the oral cavity cannot be achieved. In addition, the operation takes longer time, the discomfort of the patient is increased, and the risk of tube detachment is higher. The operation is more difficult to be completed by a single person, and a great deal of inconvenience is brought to the nursing work of medical staff. In addition, a large amount of oral cavity cleaning liquid is retained in the oral cavity in the cleaning process of the existing oral cavity cleaner and is easily sucked and swallowed by mistake.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide an oral cavity cleaner which has the characteristics of reasonable structure, convenient use and the like and can improve the high efficiency and comfort of oral cavity cleaning; the specific scheme is as follows:
an oral cavity cleaner comprises a handheld cleaning component and a storage base; the handheld cleaning assembly comprises a cleaning head and a holding head, and the cleaning head is connected with the holding head through a metal shaping hose; the end face of the cleaning head is connected with a detachable cleaning cotton head, the end face of the cleaning head provided with the cleaning cotton head is also provided with a washing nozzle, and the washing nozzle can stretch along the extension direction of the cleaning head; the outer peripheral surface of the cleaning head is also provided with a plurality of liquid discharge holes for absorbing waste liquid, the liquid discharge holes are connected with a waste liquid extraction mechanism arranged in the holding head, and the waste liquid extraction mechanism is connected with a liquid discharge pipeline for outputting the waste liquid; the washing machine is characterized in that a washing liquid storage cavity is arranged in the storage base, an output connector connected with the washing liquid storage cavity is arranged on the storage base, the output connector is connected with the washing nozzle through a washing pipeline, and a liquid pumping mechanism for conveying washing liquid to the washing nozzle is further arranged in the storage base.
In the technical scheme: the oral cavity cleaner integrates the functions of oral cavity washing, wiping, waste liquid discharging and the like; when the oral cavity is cleaned, the oral cavity can be cleaned through the cleaning cotton head arranged on the cleaning head, and the cleaning liquid can be conveyed into the oral cavity through the washing nozzle while the oral cavity is cleaned, so that the cleaning effect on the oral cavity is improved, and the oral cavity can be completely cleaned by combining the washing nozzle and the cleaning cotton head; saliva and sputum accessible waste liquid extraction mechanism in the washing waste liquid that produces and oral cavity in the cleaning process extracts, various waste liquids can be followed the fluid-discharge line through the outage and discharged, when wasing, operating personnel still can adjust the cleaning head and grip the angle between the head as required according to the washing, because this technical scheme adopts metal design hose connection cleaning head and holds the head, it can be crooked wantonly and confirm the direction, and then can adjust the bending angle and the bending direction of cleaning head as required, convenient adjustment is washd the angle and is realized wasing the full aspect in oral cavity. This technical scheme collects functions in an organic whole such as scrubbing, washing and flowing back for whole oral cavity washing operation is more comfortable and safe.
Preferably, the end surface of the cleaning head is provided with an installation screw hole for movably installing the washing nozzle, and the installation screw hole is connected with the washing nozzle in a screwed mode; when the washing nozzle rotates, the washing nozzle can move along the axial direction of the mounting screw hole. The length of the flushing nozzle can be adjusted during the cleaning process.
Preferably, wash cotton head and include that link and cotton wash the end, the link is equipped with the spliced pole that the card corresponds the edge of washing terminals face at the cleaning head terminal surface. The entire cleaning cotton head can be detached from the cleaning head.
Preferably, the waste liquid extraction mechanism comprises a negative pressure suction pump communicated with each liquid discharge hole, the output end of the negative pressure suction pump is connected with a liquid discharge joint arranged on the end face of the holding head, and the liquid discharge pipeline is connected with the liquid discharge joint. The negative pressure suction pump can discharge all waste liquid in the oral cavity when in operation.
Preferably, one end of the negative pressure suction pump communicated with the liquid discharge hole is provided with a first one-way valve. The first one-way valve can prevent waste liquid from flowing back into the oral cavity from the liquid discharge hole.
Preferably, the liquid pumping mechanism comprises a delivery pump communicated with the output joint and the cleaning liquid storage cavity, and a second one-way valve is arranged between the delivery pump and the output joint. The conveying pump can convey the cleaning liquid in the storage base to the oral cavity for cleaning the oral cavity when in operation, and the second one-way valve can prevent the liquid from flowing back to the cleaning liquid storage cavity of the storage base.
Preferably, the delivery pump and the power supply module arranged in the storage base are connected with a speed regulating switch arranged on the storage base. The speed regulating switch can regulate the supply flow of the cleaning liquid, and is convenient for cleaning the oral cavity comprehensively.
Preferably, the storage base is provided with a storage buckle on the periphery for clamping the holding head. The holding head connected with the cleaning head after cleaning can be clamped on the storage buckle, so that the storage is convenient.
Preferably, the periphery of the holding head is sleeved with a detachable holding sleeve, and the holding sleeve is provided with anti-skid grains. The holding sleeve can improve the holding stability of the holding head.
Preferably, the metal shaping hose is sleeved with an antibacterial protective sleeve, and two ends of the antibacterial protective sleeve are respectively fixed on the cleaning head and the holding head. The antibacterial protective sleeve can play a role in protecting the metal shaping hose and has an antibacterial effect.
The utility model has the advantages that: the oral cavity cleaner provided by the utility model integrates the functions of oral cavity flushing, cleaning, waste liquid discharging and the like; when in cleaning, the washing nozzle is combined with the cleaning cotton head to complete the overall cleaning of the oral cavity; the cleaning waste liquid generated in the cleaning process, saliva and sputum in the oral cavity can be extracted through the waste liquid extraction mechanism, an operator can adjust the angle between the cleaning head and the holding head according to the cleaning requirement, and the cleaning angle can be conveniently adjusted to realize the full-range cleaning of the oral cavity; the utility model discloses the technical problem who exists among the prior art has effectively been solved for whole oral cavity cleaning operation is more comfortable and safe, has higher practical value.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a block diagram of an oral cavity cleaner according to an embodiment.
The meanings indicated by the respective reference numerals are as follows; the cleaning device comprises a holding head 100, a cleaning head 200, a liquid discharge hole 210, a cleaning cotton head 300, a connecting end 310, a connecting column 320, a washing spray head 400, a metal shaping hose 500, a storage base 600, a cleaning liquid storage cavity 610, a conveying pump 700, a second one-way valve 800, a speed regulating switch 900, a washing pipeline 1000, a negative pressure suction pump 1100, a first one-way valve 1200, a liquid discharge joint 1300 and a liquid discharge pipeline 1400.
Detailed Description
Here, it is to be noted that the functions, methods, and the like related to the present invention are only conventional adaptive applications of the related art. Therefore, the present invention is an improvement of the prior art, which substantially lies in the connection relationship between hardware, not in the functions and methods themselves, that is, the present invention relates to a few functions and methods, but does not include the improvements proposed in the functions and methods themselves. The present invention is described for better illustration of the function and method for better understanding of the present invention.
As shown in fig. 1, in one embodiment, the present invention provides an oral cavity cleaner, which integrates the functions of oral cavity rinsing, wiping and waste liquid discharging, and specifically comprises a hand-held cleaning assembly and a storage base 600; the handheld cleaning component comprises a cleaning head 200 and a holding head 100, wherein the cleaning head 200 is connected with the holding head 100 through a metal shaping hose 500; the end surface of the cleaning head 200 is connected with a detachable cleaning cotton head 300, the end surface of the cleaning head 200 provided with the cleaning cotton head 300 is also provided with a washing nozzle 400, and the washing nozzle 400 can stretch along the extension direction of the cleaning head 200; the outer peripheral surface of the cleaning head 200 is also provided with a plurality of liquid discharge holes 210 for sucking waste liquid, the liquid discharge holes 210 are connected with a waste liquid extraction mechanism arranged in the holding head 100, and the waste liquid extraction mechanism is connected with a liquid discharge pipeline 1400 for outputting waste liquid; a cleaning solution storage chamber 610 is arranged in the storage base 600, an output connector connected with the cleaning solution storage chamber 610 is arranged on the storage base 600, the output connector is connected with the washing nozzle 400 through a washing pipeline 1000, and a pump liquid mechanism for conveying cleaning solution to the washing nozzle 400 is further arranged in the storage base 600. When the oral cavity is cleaned, the oral cavity can be wiped through the cleaning cotton head 300 arranged on the cleaning head 200, and when the oral cavity is wiped and cleaned, cleaning liquid can be conveyed into the oral cavity through the washing nozzle 400, so that the cleaning effect on the oral cavity is improved, and the oral cavity can be completely cleaned by combining the washing nozzle 400 and the cleaning cotton head 300; the waste cleaning solution generated during the cleaning process, saliva in the oral cavity and sputum can be extracted by the waste solution extraction mechanism, and various waste solutions can be discharged from the liquid discharge pipeline 1400 through the liquid discharge hole 210. This embodiment adopts metal design hose 500 to connect cleaning head 200 and hold first 100, and metal design hose 500 can be crooked wantonly and confirm the direction, consequently when wasing, operating personnel still can adjust cleaning head 200 and the angle between the first 100 of holding according to the washing needs, and then can adjust cleaning head 200's bending angle and bending direction as required, conveniently adjusts cleaning angle and realizes wasing the full aspect in oral cavity.
As shown in fig. 1, since there are many cleaning areas in the oral cavity, in order to clean all areas in the oral cavity, the length of the washing nozzle 400 in this embodiment can be adjusted as required when in use, specifically, an installation screw hole for movably installing the washing nozzle 400 is provided on the end surface of the cleaning head 200, and the installation screw hole is connected with the washing nozzle 400 in a screwed manner; when the washing nozzle 400 is rotated, the washing nozzle 400 can move along the axial direction of the mounting screw hole. The length of the shower head 400 can be adjusted during the washing process. When the user needs to go deep into the oral cavity, the length of the flushing nozzle 400 can be extended, so that the whole flushing nozzle 400 does not need to be extended into the oral cavity, and the operation of an operator is more convenient.
As shown in fig. 1, after the oral cavity cleaning and nursing is completed, in order to facilitate the replacement of the cleaning cotton head 300, the cleaning cotton head 300 in this embodiment is detachably mounted on the cleaning head 200, and the cleaning cotton head 300 includes a connecting end 310 and a cotton cleaning end, wherein the connecting end 310 is provided with a connecting column 320 which is clamped on the end surface of the cleaning head 200 and corresponds to the edge of the washing nozzle 400. The entire cleaning swab 300 is removable from the cleaning head 200. The connecting post 320 of the connecting end 310 can be clamped on the end surface of the cleaning head 200, and the cleaning cotton head 300 can be detached and replaced with a new one after cleaning.
As described above, the waste fluid generated during the oral cavity cleaning and nursing process needs to be discharged in time to prevent the patient from swallowing the waste fluid by mistake, the waste fluid extracting mechanism in this embodiment includes the negative pressure suction pump 1100 communicated with each of the liquid discharge holes 210, the output end of the negative pressure suction pump 1100 is connected to the liquid discharge joint 1300 provided on the end face of the holding head 100, and the liquid discharge pipeline 1400 is connected to the liquid discharge joint 1300. The vacuum suction pump 1100 is capable of discharging all the waste liquid in the oral cavity when in operation, and the vacuum suction pump 1100 is a prior art in the field, and a person skilled in the art can select relevant specifications and models as required. Further, a first check valve 1200 is provided at one end of the negative pressure suction pump 1100 communicating with the liquid discharge hole 210. The first check valve 1200 can prevent the waste liquid from flowing back into the oral cavity from the liquid discharge hole 210, and the liquid discharge effect of the liquid discharge mechanism is improved.
As shown in FIG. 1, during cleaning, cleaning solution needs to be delivered to the showerhead 400 from the storage base 600, wherein the pumping mechanism comprises a delivery pump 700 communicating an output connection with the cleaning solution storage chamber 610, and a second check valve 800 is disposed between the delivery pump 700 and the output connection. The transfer pump 700 is operated to transfer the cleaning solution in the storage base 600 to the oral cavity, and the second check valve 800 prevents the liquid from flowing backward into the cleaning solution storage chamber 610 of the storage base 600. In order to adjust the conveying flow of the cleaning solution during cleaning, the conveying pump 700 and the power supply module arranged in the storage base 600 are connected, and the conveying pump 700 is further connected with a speed regulating switch 900 arranged on the storage base 600. The speed control switch 900 can adjust the supply flow of the cleaning liquid, which is convenient for cleaning the oral cavity comprehensively.
As shown in fig. 1, after the cleaning, in order to facilitate the storage and storage of the operator, the storage base 600 is provided with a storage buckle for clamping the holding head 100 on the periphery thereof. The holding head 100 connected with the cleaning head 200 after cleaning can be clamped on the storage buckle, so that the holding head is convenient to store and store, and is stored in a sterile environment preferentially when being stored.
As shown in fig. 1, in order to facilitate an operator to hold the holding head 100, in this embodiment, a detachable holding sleeve is sleeved on the periphery of the holding head 100, and the holding sleeve is provided with anti-slip threads. The grip sleeve may improve the stability of the grip of the gripping head 100.
Further, the antibacterial effect of each component needs to be improved in the cleaning process, and the metal shaping hose 500 is sleeved with an antibacterial protective sleeve, and two ends of the antibacterial protective sleeve are respectively fixed on the cleaning head 200 and the holding head 100. The antibacterial protective sleeve can play a role in protecting the metal shaping hose 500 and has an antibacterial effect, and the antibacterial protective sleeve is preferably a silica gel sleeve with antibacterial capability.
In the specification of the present invention, a large number of specific details are explained. It can be understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, systems, and techniques have not been shown in detail in order not to obscure an understanding of this description.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments can be modified, or some or all of the technical features can be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (10)
1. An oral cavity cleaner, its characterized in that: comprises that
A hand-held cleaning assembly; the handheld cleaning assembly comprises a cleaning head (200) and a holding head (100), and the cleaning head (200) is connected with the holding head (100) through a metal shaping hose (500); the end face of the cleaning head (200) is connected with a detachable cleaning cotton head (300), the end face of the cleaning head (200) provided with the cleaning cotton head (300) is also provided with a washing nozzle (400), and the washing nozzle (400) can stretch along the extension direction of the cleaning head (200); the outer peripheral surface of the cleaning head (200) is also provided with a plurality of liquid discharge holes (210) for sucking waste liquid, the liquid discharge holes (210) are connected with a waste liquid extraction mechanism arranged in the holding head (100), and the waste liquid extraction mechanism is connected with a liquid discharge pipeline (1400) for outputting the waste liquid;
a storage base (600); be equipped with washing liquid storage chamber (610) in storage base (600), be equipped with the output connection who links to each other with washing liquid storage chamber (610) on storage base (600), output connection passes through flushing line (1000) and links to each other with washing terminals (400), still be equipped with the pump liquid mechanism of carrying the washing liquid to washing terminals (400) in storage base (600).
2. The oral cleanser of claim 1, wherein: the end surface of the cleaning head (200) is provided with an installation screw hole for movably installing the washing nozzle (400), and the installation screw hole is connected with the washing nozzle (400) in a screwed mode; when the washing spray head (400) rotates, the washing spray head (400) can move along the axial direction of the mounting screw hole.
3. The oral cleanser of claim 1, wherein: wash cotton head (300) including link (310) and cotton washing end, link (310) are equipped with card and correspond spliced pole (320) at washing head (200) terminal surface washing nozzle (400) limit portion.
4. The oral cleanser of claim 1, wherein: the waste liquid extraction mechanism comprises a negative pressure suction pump (1100) communicated with each liquid discharge hole (210), the output end of the negative pressure suction pump (1100) is connected with a liquid discharge joint (1300) arranged on the end face of the holding head (100), and the liquid discharge pipeline (1400) is connected with the liquid discharge joint (1300).
5. The oral cleanser of claim 4, wherein: one end of the negative pressure suction pump (1100) communicated with the liquid discharge hole (210) is provided with a first one-way valve (1200).
6. The oral cleanser of claim 1, wherein: the liquid pumping mechanism comprises a delivery pump (700) communicated with an output joint and a cleaning liquid storage cavity (610), and a second one-way valve (800) is arranged between the delivery pump (700) and the output joint.
7. The oral cleanser of claim 6, wherein: the conveying pump (700) and a power supply module arranged in the storage base (600), and the conveying pump (700) is further connected with a speed regulating switch (900) arranged on the storage base (600).
8. The oral cleanser of claim 1, wherein: the storage base (600) is provided with a storage buckle used for clamping the holding head (100) on the periphery.
9. The oral cleanser of claim 1, wherein: the periphery of the holding head (100) is sleeved with a detachable holding sleeve, and the holding sleeve is provided with anti-skid grains.
10. The oral cleanser of claim 1, wherein: the metal shaping hose (500) is sleeved with an antibacterial protective sleeve, and two ends of the antibacterial protective sleeve are respectively fixed on the cleaning head (200) and the holding head (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922079212.4U CN211156408U (en) | 2019-11-27 | 2019-11-27 | Oral cavity cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922079212.4U CN211156408U (en) | 2019-11-27 | 2019-11-27 | Oral cavity cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211156408U true CN211156408U (en) | 2020-08-04 |
Family
ID=71788844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922079212.4U Expired - Fee Related CN211156408U (en) | 2019-11-27 | 2019-11-27 | Oral cavity cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211156408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112656528A (en) * | 2020-12-18 | 2021-04-16 | 江西瑞圣特科技有限责任公司 | Angle-adjustable tooth flushing device nozzle and tooth flushing device |
-
2019
- 2019-11-27 CN CN201922079212.4U patent/CN211156408U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112656528A (en) * | 2020-12-18 | 2021-04-16 | 江西瑞圣特科技有限责任公司 | Angle-adjustable tooth flushing device nozzle and tooth flushing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 |