CN110786953A - Adjustable electric toothbrush of buccal formula of curvature - Google Patents
Adjustable electric toothbrush of buccal formula of curvature Download PDFInfo
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- CN110786953A CN110786953A CN201911264367.3A CN201911264367A CN110786953A CN 110786953 A CN110786953 A CN 110786953A CN 201911264367 A CN201911264367 A CN 201911264367A CN 110786953 A CN110786953 A CN 110786953A
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- flexible bent
- flexible
- sponge
- bent pipes
- electric toothbrush
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- 238000005452 bending Methods 0.000 claims abstract description 5
- 239000012528 membrane Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 claims 1
- 210000000214 mouth Anatomy 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 210000003128 head Anatomy 0.000 description 3
- 229940034610 toothpaste Drugs 0.000 description 3
- 239000000606 toothpaste Substances 0.000 description 3
- 230000001680 brushing effect Effects 0.000 description 2
- 208000006558 Dental Calculus Diseases 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 206010044029 Tooth deposit Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 230000002087 whitening effect Effects 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/32—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating
- A61C17/34—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating driven by electric motor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/228—Self-contained intraoral toothbrush, e.g. mouth-guard toothbrush without handle
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C19/00—Dental auxiliary appliances
- A61C19/06—Implements for therapeutic treatment
- A61C19/063—Medicament applicators for teeth or gums, e.g. treatment with fluorides
- A61C19/066—Bleaching devices; Whitening agent applicators for teeth, e.g. trays or strips
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N5/0613—Apparatus adapted for a specific treatment
- A61N5/062—Photodynamic therapy, i.e. excitation of an agent
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N2005/0635—Radiation therapy using light characterised by the body area to be irradiated
- A61N2005/0643—Applicators, probes irradiating specific body areas in close proximity
- A61N2005/0645—Applicators worn by the patient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N2005/0658—Radiation therapy using light characterised by the wavelength of light used
- A61N2005/0661—Radiation therapy using light characterised by the wavelength of light used ultraviolet
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Brushes (AREA)
Abstract
The invention relates to the technical field of electric toothbrushes, in particular to a buccal electric toothbrush with adjustable curvature. A curvature-adjustable mouth-held electric toothbrush comprising: the brush head body and the handheld part shell; the shape of brush head body is the U type, and the brush head body includes: the flexible bent pipe I, the flexible bent pipe II, the conducting rod, the sponge and the elastic rubber film; the first flexible bent pipe is connected with the second flexible bent pipe through a conducting rod; the sponge is filled and wrapped on a frame formed by the first flexible bent pipe and the second flexible bent pipe; the elastic rubber film is wrapped on the periphery of the sponge; the handheld part shell is arranged at one end of the bending part of the brush head body. The invention solves the problem that the existing electric toothbrush can not well clean the fine slits at the corners of the teeth.
Description
Technical Field
The invention relates to the technical field of electric toothbrushes, in particular to a buccal electric toothbrush with adjustable curvature.
Background
Along with the improvement of the life quality of people, the electric toothbrush gradually enters the life of people, more and more people select the electric toothbrush to clean teeth, and in the using process, the electric toothbrush can more effectively clean dirt on the surfaces of the teeth at a higher frequency. However, most electric toothbrush products cannot clean the fine slits at the corners of the teeth well due to the limitation of the structural design.
Therefore, improvements are made to the above problems.
Disclosure of Invention
Therefore, the invention is made in view of the above problems, and solves the problem that the existing electric toothbrush cannot well clean the corner seams of the teeth through the arrangement of the transparent elastic rubber film of the brush head body wrapping the sponge and the design of the flexible bent pipe. The invention realizes the aim through the following technical scheme:
the invention provides a buccal electric toothbrush with adjustable curvature, which comprises: the brush head body and the handheld part shell;
the shape of brush head body is the U type, and the brush head body includes: the LED array lamp comprises a first flexible bent pipe, a second flexible bent pipe, a conducting rod, a sponge, a transparent elastic rubber film, a containing interval and an ultraviolet LED array lamp;
the number of the first flexible bent pipes is two, the two first flexible bent pipes are symmetrically arranged up and down, the first flexible bent pipes are U-shaped, and a plurality of first flexible bent rods are arranged on the first flexible bent pipes;
the number of the second flexible bent pipes is two, the two second flexible bent pipes are symmetrically arranged up and down, the second flexible bent pipes are U-shaped, a plurality of second flexible bent rods are arranged on the second flexible bent pipes, the first flexible bent pipes and the second flexible bent pipes are parallel and are arranged at intervals, and the first flexible bent pipes and the second flexible bent pipes are connected through conducting rods;
the sponge is filled and wrapped on a frame formed by the first flexible bent pipe and the second flexible bent pipe;
the transparent elastic rubber film is wrapped on the periphery of the sponge, wherein the transparent elastic rubber film wrapping the upper surface and the bottom surface of the sponge is provided with a plurality of small holes and a plurality of bulges;
the accommodating section is arranged between the first flexible bent pipe and the second flexible bent pipe, the accommodating section is an area formed in the middle of the sponge, the accommodating section is isolated from the sponge by arranging a transparent elastic waterproof layer at the periphery, the ultraviolet LED bank lamps are arranged in the accommodating section and fixedly arranged on the conducting rod, the ultraviolet LED bank lamps are a plurality of ultraviolet LED lamps which are arranged on the U-shaped flexible plate up and down, and a lamp button is arranged near the U-shaped tail end of the U-shaped flexible plate;
the handheld portion shell is arranged at one end of the bent portion of the brush head body, the vibrating motor is arranged in the handheld portion shell, one end of the vibrating motor is connected with the conducting rod, and the handheld portion shell is provided with the switch.
In one embodiment, the first flexible curved rod and the second flexible curved rod are symmetrically bent inwards.
In one embodiment, the protrusions on the transparent elastic rubber film are soft tips.
In one embodiment, the protrusions on the transparent elastic rubber film may be changed to soft fine bristles.
In one embodiment, the transparent elastic rubber film wrapping the upper surface and the bottom surface of the sponge is provided with a groove.
In one embodiment, a waterproof layer is disposed on the handle housing.
In one embodiment, the ultraviolet LED bank light is wrapped by the anti-vibration sleeve at a position close to the conducting rod.
The invention has the following beneficial effects:
1. according to the invention, the sponge is wrapped by the transparent elastic rubber film of the brush head body, so that teeth bite the upper and lower surfaces of the brush head body, and when the upper and lower surfaces are sunken inwards, the teeth are tightly wrapped, and the tooth cleaning effect is better.
2. According to the invention, the sponge is wrapped by the transparent elastic rubber film of the brush head body, so that aqueous solution for nursing teeth flows out while the teeth are cleaned by vibration, and compared with the design of a water tank and a water pump of a conventional electric toothbrush, the space is saved, simultaneously, the vibration sense of the oral cavity during vibration cleaning is reduced by the arrangement of the sponge, so that tooth brushing is more comfortable, the ultraviolet LED discharge lamp is arranged in the brush head body, the upper surface and the lower surface of the brush head body are bitten by the teeth, the upper surface and the lower surface are sunken inwards, and the lamp button can be touched, so that the space is saved, and the operation is more convenient.
3. The flexible elbow of the brush head body is designed, so that the brush head body can be bent to a certain degree according to the mouth shape to be better held in the mouth, and the oral cavity and the teeth can be cleaned more comprehensively.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the structural arrangement of a first ductile bend and a second ductile bend according to the present invention.
Fig. 3 is a schematic cross-sectional structure of the present invention.
Fig. 4 is a schematic sectional view showing the upper and lower depressions of the brush head body for biting the teeth according to the present invention.
Fig. 5 is a schematic view of the detailed arrangement structure of the transparent elastic rubber film and the sponge of the invention.
Fig. 6 is a schematic structural diagram of the ultraviolet LED bank light of the present invention.
FIG. 7 is a schematic view of the structure of the transparent elastic rubber film wrapping the upper and bottom surfaces of the sponge according to the present invention.
Detailed Description
Preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, so that those embodiments can be easily implemented by those having ordinary skill in the art to which the present invention pertains. However, the present invention may be embodied in many different forms and is not limited to the embodiments described below. In addition, in order to more clearly describe the present invention, components not connected to the present invention will be omitted from the drawings.
As shown in fig. 1, a curvature-adjustable buccal type electric toothbrush includes: a brush head body 1 and a handheld part shell 2;
as shown in fig. 2 to 3, the brush head body 1 is U-shaped, and the brush head body 1 includes: the flexible LED lamp comprises a flexible bent pipe I11, a flexible bent pipe II 12, a conducting rod 13, a sponge 14, a transparent elastic rubber film 15, a containing interval 16 and an ultraviolet LED row lamp 17;
the number of the first flexible bent pipes 11 is two, the two first flexible bent pipes 11 are symmetrically arranged up and down, the first flexible bent pipes 11 are U-shaped, and a plurality of first flexible bent rods 111 are arranged on the first flexible bent pipes;
the number of the second flexible bent pipes 12 is two, the two second flexible bent pipes 12 are arranged symmetrically up and down, the second flexible bent pipes 12 are U-shaped, a plurality of second flexible bent rods 121 are arranged on the second flexible bent pipes 12, the first flexible bent pipes 11 and the second flexible bent pipes 12 are parallel and are arranged at intervals, the first flexible bent pipes 11 and the second flexible bent pipes 12 are connected through conducting rods 13, and the bending degrees of the first flexible bent pipes 11 and the second flexible bent pipes 12 can be adjusted manually;
the sponge 14 is filled and wrapped on a frame formed by the first flexible bent pipe 11 and the second flexible bent pipe 12;
the transparent elastic rubber film 15 is wrapped on the periphery of the sponge 14, a plurality of small holes 151 and a plurality of protrusions 152 are arranged on the transparent elastic rubber film 15 wrapping the upper surface and the bottom surface of the sponge 14, when teeth bite the upper surface and the lower surface of the brush head body 1, the upper surface and the lower surface of the brush head body 1 are inwards sunken, the transparent elastic rubber film 15 is stressed to deform, aqueous solution absorbed into the sponge 14 is sprayed out from the small holes 151 in the transparent elastic rubber film 15, and meanwhile, the first flexible curved rod 111 and the second flexible curved rod 121 are driven by the deformation of the transparent elastic rubber film 15 to be inwards inclined and bent, so that the brush head body 1 can better wrap the teeth;
the accommodating section 16 is arranged between the first flexible bent pipe 11 and the second flexible bent pipe 12, the accommodating section 16 is an area formed in the middle of the interior of the sponge 14, the accommodating section 16 is isolated from the sponge 14 by arranging a transparent elastic waterproof layer 161 at the periphery, the ultraviolet LED bank light 17 is arranged in the accommodating section 16 and fixedly arranged on the conducting rod 13, the ultraviolet LED bank light 17 is formed by arranging a plurality of ultraviolet LED lamps 172 up and down on a U-shaped flexible plate 171, a lamp button 173 is arranged close to the U-shaped tail end of the U-shaped flexible plate 171, the upper surface and the lower surface of the brush head body 1 are bitten by teeth, the upper surface and the lower surface are sunken inwards, the teeth touch the lamp buttons 173, so that the ultraviolet LED bank light 17 is lightened, the ultraviolet LED bank light 17 emits short-wave light, the short-wave light is emitted from the transparent elastic waterproof layer 161, and light touch enzyme in the toothpaste is activated, so that calculus is decomposed, and teeth are whiten;
the handheld portion shell 2 is arranged at one end of the bent portion of the brush head body 1, the vibration motor 21 is arranged in the handheld portion shell 2, one end of the vibration motor 21 is connected with the conduction rod 13, the handheld portion shell 2 is provided with the switch 22, and the switch 22 controls the starting of the vibration motor 21.
As shown in fig. 4, preferably, as an implementation mode, the flexible bent rod one 111 and the flexible bent rod two 121 are symmetrically bent inward, so that the teeth bite the upper and lower surfaces of the toothbrush head body 1, and when the upper and lower surfaces are recessed inward, the flexible bent rod one 111 and the flexible bent rod two 121 are bent obliquely inward, so that the toothbrush head body 1 better wraps the teeth, and simultaneously better transmits vibration to the protrusions 152 on the transparent elastic rubber film 15, so that the vibrating toothbrush effect is better.
Preferably, as an implementation mode, the protrusion 152 on the transparent elastic rubber film 15 is a soft tip, and this arrangement makes the tooth brushing cleaning effect better.
Preferably, as an implementation mode, the protrusions 152 on the transparent elastic rubber film 15 can be changed into soft and fine bristles, so that the soft and fine bristles are better inserted into the gaps between the teeth, and the cleaning effect is better.
As shown in fig. 6, it is preferable that the transparent elastic rubber film 15 covering the upper and lower surfaces of the sponge 14 is provided with a groove 153, which is provided to position a portion of the brush head body 1 for biting teeth so that teeth can be easily engaged into the groove 153, as an embodiment.
Preferably, as an embodiment, the hand-held part housing 2 is provided with a waterproof layer, and the arrangement is such that the device is waterproof.
As shown in fig. 2, it is preferable that the ultraviolet LED bank light 17 is wrapped with a vibration-proof sleeve 174 at a position close to the conduction rod 13, which prevents the ultraviolet LED bank light 17 from being affected by vibration.
The working principle of the invention is as follows:
first, the brush head body 1 is bent to an appropriate degree according to the mouth shape. Then, the head body 1 is immersed in an aqueous solution containing a tooth care composition for a certain period of time, and the aqueous solution is sufficiently absorbed into the sponge 14. Then, take out brush head body 1, include in the mouth with brush head body 1, the tooth bites the upper and lower face of brush head body 1, make the upper and lower surface of brush head body 1 inwards cave in, transparent elasticity rubber membrane 15 atress deformation, absorb the aqueous solution in the sponge 14 and spout from aperture 151 on transparent elasticity rubber membrane 15, toughness bent lever 111 and toughness bent lever two 121 inwards incline the bending simultaneously, thereby make brush head body 1 wrap up the tooth better, at this moment, start switch 22, make vibrating motor 21 work, drive toughness bent pipe 11 and toughness bent pipe two 12 vibrations, will vibrate the arch 152 on the transparent elasticity rubber membrane 15 who passes brush head body 1, thereby clean the tooth. If further whitening teeth is needed, toothpaste can be smeared on the brush head body 1, the upper surface and the lower surface of the brush head body 1 are bitten by the teeth, the upper surface and the lower surface are inwards sunken, the teeth touch the lamp buttons 173, the ultraviolet LED bank lamps 17 are enabled to be lightened, the ultraviolet LED bank lamps 17 emit short-wave light, the short-wave light is emitted out of the transparent elastic water-resisting layer 161, the photo-catalase in the toothpaste is activated, the dental calculus is decomposed, the teeth are whitened and lightened, and therefore the teeth are further whitened and nursed while the teeth are cleaned.
Claims (7)
1. A buccal electric toothbrush with adjustable curvature comprises a brush head body (1) and a handheld part shell (2);
the handheld part shell (2) is arranged at one end of the bending part of the brush head body (1), a vibration motor (21) is arranged in the handheld part shell (2), one end of the vibration motor (21) is connected with the conduction rod (13), and a switch (22) is arranged on the handheld part shell (2);
the method is characterized in that: the shape of brush head body (1) is the U type, and brush head body (1) includes: the flexible LED street lamp comprises a flexible bent pipe I (11), a flexible bent pipe II (12), a conducting rod (13), a sponge (14), an elastic rubber film (15), a containing area (16) and an ultraviolet LED row lamp (17);
the number of the first flexible bent pipes (11) is two, the two first flexible bent pipes (11) are arranged in an up-down symmetrical mode, the first flexible bent pipes (11) are U-shaped, and a plurality of first flexible bent rods (111) are arranged on the first flexible bent pipes;
the number of the second flexible bent pipes (12) is two, the two second flexible bent pipes (12) are arranged in an up-down symmetrical mode, the second flexible bent pipes (12) are U-shaped, a plurality of second flexible bent rods (121) are arranged on the second flexible bent pipes, the first flexible bent pipes (11) and the second flexible bent pipes (12) are parallel and are arranged at intervals, the first flexible bent pipes (11) and the second flexible bent pipes (12) are connected through conducting rods (13), and the bending degrees of the first flexible bent pipes (11) and the second flexible bent pipes (12) can be adjusted manually;
the sponge (14) is filled and wrapped on a frame formed by the first flexible bent pipe (11) and the second flexible bent pipe (12);
the elastic rubber film (15) is wrapped on the periphery of the sponge (14), wherein the elastic rubber film (15) wrapping the upper surface and the bottom surface of the sponge (14) is provided with a plurality of small holes (151) and a plurality of bulges (152)
Hold interval (16) and set up between toughness return bend (11) and toughness return bend two (11), hold interval (16) and be the interval that the middle part in the sponge 14 was seted up, hold interval (16) and set up transparent elasticity water barrier (161) and sponge 14 through the periphery and keep apart, ultraviolet LED arranges lamp (17) and sets up in holding interval (16), and fixed the setting on conducting rod (13), ultraviolet LED arranges lamp (17) and arranges from top to bottom for on U type toughness board (171) and sets up a plurality of ultraviolet LED lamps (172), the U type end that is close to U type toughness board (171) sets up lamp button (173).
2. The curvature-adjustable mouth-holding electric toothbrush according to claim 1, wherein: the first flexible curved rod (111) and the second flexible curved rod (121) are symmetrically bent inwards.
3. The curvature-adjustable mouth-holding electric toothbrush according to claim 2, wherein: the bulge (152) on the elastic rubber membrane (15) is a soft tip.
4. The curvature-adjustable mouth-holding electric toothbrush according to claim 3, wherein: the protrusions (152) on the elastic rubber membrane (15) can be changed into soft fine bristles.
5. The curvature-adjustable mouth-holding electric toothbrush according to claim 4, wherein: and a groove (153) is arranged on the elastic rubber film (15) wrapping the upper surface and the bottom surface of the sponge (14).
6. The curvature-adjustable mouth-holding electric toothbrush according to claim 5, wherein: and a waterproof layer is arranged on the handheld part shell (2).
7. The curvature-adjustable mouth-holding electric toothbrush according to claim 6, wherein: the ultraviolet LED bank light (17) is wrapped by the anti-vibration sleeve (174) at a position close to the conduction rod (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911264367.3A CN110786953B (en) | 2019-12-11 | 2019-12-11 | Adjustable electric toothbrush of buccal formula of curvature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911264367.3A CN110786953B (en) | 2019-12-11 | 2019-12-11 | Adjustable electric toothbrush of buccal formula of curvature |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110786953A true CN110786953A (en) | 2020-02-14 |
| CN110786953B CN110786953B (en) | 2021-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911264367.3A Active CN110786953B (en) | 2019-12-11 | 2019-12-11 | Adjustable electric toothbrush of buccal formula of curvature |
Country Status (1)
| Country | Link |
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| CN (1) | CN110786953B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101781631B1 (en) * | 2017-05-19 | 2017-09-25 | 김도훈 | mouthpiece type dental automatic cleaning apparatus |
| CN108433842A (en) * | 2018-04-08 | 2018-08-24 | 刘乐天 | A kind of automatic dental scaler |
| CN109619808A (en) * | 2018-10-22 | 2019-04-16 | 深圳市赛亿科技开发有限公司 | Intelligent toothbrush |
| CN208808706U (en) * | 2018-06-06 | 2019-05-03 | 广东小天才科技有限公司 | A kind of brush-head structure and electric toothbrush with double brush heads |
| CN208851674U (en) * | 2018-07-06 | 2019-05-14 | 深圳闪电健康科技有限公司 | A kind of full-automatic acoustic toothbrush of U-shaped packaging type |
-
2019
- 2019-12-11 CN CN201911264367.3A patent/CN110786953B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101781631B1 (en) * | 2017-05-19 | 2017-09-25 | 김도훈 | mouthpiece type dental automatic cleaning apparatus |
| CN108433842A (en) * | 2018-04-08 | 2018-08-24 | 刘乐天 | A kind of automatic dental scaler |
| CN208808706U (en) * | 2018-06-06 | 2019-05-03 | 广东小天才科技有限公司 | A kind of brush-head structure and electric toothbrush with double brush heads |
| CN208851674U (en) * | 2018-07-06 | 2019-05-14 | 深圳闪电健康科技有限公司 | A kind of full-automatic acoustic toothbrush of U-shaped packaging type |
| CN109619808A (en) * | 2018-10-22 | 2019-04-16 | 深圳市赛亿科技开发有限公司 | Intelligent toothbrush |
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| Publication number | Publication date |
|---|---|
| CN110786953B (en) | 2021-05-28 |
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