CN108652195A - A kind of novel toothbrush with correcting function - Google Patents

A kind of novel toothbrush with correcting function Download PDF

Info

Publication number
CN108652195A
CN108652195A CN201810723981.0A CN201810723981A CN108652195A CN 108652195 A CN108652195 A CN 108652195A CN 201810723981 A CN201810723981 A CN 201810723981A CN 108652195 A CN108652195 A CN 108652195A
Authority
CN
China
Prior art keywords
pressure sensor
correcting function
bristle
novel toothbrush
function according
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.)
Granted
Application number
CN201810723981.0A
Other languages
Chinese (zh)
Other versions
CN108652195B (en
Inventor
李生娇
吴洋欧
丁允鹏
艾泽馨
于淼
殷俊豪
曾小丽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tongji University
Original Assignee
Tongji University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tongji University filed Critical Tongji University
Priority to CN201810723981.0A priority Critical patent/CN108652195B/en
Publication of CN108652195A publication Critical patent/CN108652195A/en
Application granted granted Critical
Publication of CN108652195B publication Critical patent/CN108652195B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46BBRUSHES
    • A46B15/00Other brushes; Brushes with additional arrangements
    • A46B15/0002Arrangements for enhancing monitoring or controlling the brushing process
    • A46B15/0004Arrangements for enhancing monitoring or controlling the brushing process with a controlling means
    • A46B15/0006Arrangements for enhancing monitoring or controlling the brushing process with a controlling means with a controlling brush technique device, e.g. stroke movement measuring device
    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46BBRUSHES
    • A46B15/00Other brushes; Brushes with additional arrangements
    • A46B15/0002Arrangements for enhancing monitoring or controlling the brushing process
    • A46B15/0038Arrangements for enhancing monitoring or controlling the brushing process with signalling means
    • A46B15/004Arrangements for enhancing monitoring or controlling the brushing process with signalling means with an acoustic signalling means, e.g. noise
    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46BBRUSHES
    • A46B15/00Other brushes; Brushes with additional arrangements
    • A46B15/0002Arrangements for enhancing monitoring or controlling the brushing process
    • A46B15/0038Arrangements for enhancing monitoring or controlling the brushing process with signalling means
    • A46B15/0044Arrangements for enhancing monitoring or controlling the brushing process with signalling means with light signalling means
    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46BBRUSHES
    • A46B2200/00Brushes characterized by their functions, uses or applications
    • A46B2200/10For human or animal care
    • A46B2200/1066Toothbrush for cleaning the teeth or dentures

Abstract

The present invention relates to a kind of novel toothbrush with correcting function, including main body, pressure signal sensing device, signal processing apparatus and alarm device, the main body includes brushhead portion (1), handle portion (2), the brushhead portion (1) includes bristle (101) and shell (104), the pressure signal sensing device includes left pressure sensor (102), right pressure sensor (103), the left pressure sensor (102) and right pressure sensor (103) is fixed between bristle (101) and shell (104), when brushing teeth, it is respectively induced the pressure on bristle (101) left side and the right, and pass to signal processing apparatus, it is whether correct by signal processing apparatus judgement angle of brushing teeth, when incorrect, it is alarmed by alarm device.Compared with prior art, the present invention is based on Pasteur's brushing, a kind of scientific and effective correction and teaching method are provided.

Description

A kind of novel toothbrush with correcting function
Technical field
The present invention relates to oral hygiene, a kind of toothbrush is referred specifically to per se with pressure sensor, it can be to angle of brushing teeth The novel toothbrush corrected with posture.
Background technology
Dental caries and periodontosis are to endanger two big principal diseases of oral health, and the presence of plaque is then its main cause. It is removal plaque, soft dirt and swill to brush teeth, and keeps self important oral health method of oral cleaning.Influence is brushed teeth Effect because being known as toothbrush type, toothpaste type, method for brushing teeth, frequency of brushing teeth and brushing time etc..The study found that although big portion Divide people all to receive oral cavity hygienic enducation from small, and form good oral health custom, to the relevant knowledge of teeth brushing It does not know much have less understanding into still so that the caries prevalence rate and Periodontal Status of crowd allow of no optimist.Therefore, correct, effective method for brushing teeth is popularized It is very necessary.
Common method for brushing teeth has Pasteur's brushing, improvement Pasteur brushing, circular arc brushing and cross-brushing method.Pasteur brushes teeth Method is also known as horizontal trembling method, is the method that can effectively remove bacterial plaque and swill in gingival sulcus.Improvement Pasteur's brushing is also known as water Flat trembling brushing method is on the basis of Pasteur's brushing, and before each step terminates, the brushing increased from gum side to hat side is dynamic Make, improves the cleaning efficiency of Pasteur's brushing.The study found that using the youngster after Pasteur's brushing and/or improvement Pasteur's brushing The oral health state of virgin, adult and correction patient are obviously improved, therefore, it is considered that Pasteur's brushing is a kind of science, effective mouth Chamber health-care method is worth wideling popularize in community and oral health care of children.
The common methods for popularizing Pasteur's brushing at present have oral propaganda and education, picture character, multimedia teaching and model Demonstration etc..Investigation shows that routinely influence of masses' oral hygiene propaganda to behavior of correctly brushing teeth is limited;Traditional approach mouth In chamber health education, subject can gradually fade from memory knowledge after receiving health education for a period of time, and be restored to pervious Behavioural habits.Multimedia teaching and model demonstration can correct the incorrect method for brushing teeth of subject to a certain extent, to change Kind subject oral cavity health status.Foreign countries also have researcher to devise monitoring mobile phone software and mobile video to assist subject certainly Row study Pasteur's brushing, improves learning efficiency and extends the duration of teeth brushing to a certain extent, this Kind method requires subject's know-how relatively high.The model demonstration methods applied at present are to use common denture mould Type carries out the teaching of Pasteur's brushing step by stomatological medical personage or by the personnel of stomatological medical knowledge training to subject, The teeth brushing way that subject can be corrected in a short time, improves its oral cleaning level.But due to lacking label not on dental arch model Conducive to the independent repetitive learning the method for subject, as subject's method for brushing teeth and the recovery of behavior, long-term effect are not optimistic enough. In addition, the benefited range of model demonstration methods is also extremely limited, middle and primary schools' unit general lack of.
Therefore, carry out interactive, participatory oral hygiene instructs and design a kind of permanently effective supervision correction people of energy The toothbrush of method for brushing teeth is very necessary.Therefore, science of the present invention, the efficient novel toothbrush with sensor are universal The oral hygiene guidance for promoting Pasteur's brushing provides great convenience, while can popularize popular life and to the daily brush of people Toilet article have correcting to ensure that it forms a habit for a long time.
Invention content
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide one kind having correcting function Novel toothbrush.
The purpose of the present invention can be achieved through the following technical solutions:A kind of novel toothbrush with correcting function, packet Main body, pressure signal sensing device, signal processing apparatus and alarm device are included, the main body includes brushhead portion (1), handle Partly (2), the brushhead portion (1) include bristle (101) and shell (104), which is characterized in that the pressure signal sense It includes left pressure sensor (102), right pressure sensor (103) to answer device, the left pressure sensor (102) and right pressure Sensor (103) is fixed between bristle (101) and shell (104), when brushing teeth, is respectively induced bristle (101) left side and the right Pressure, and pass to signal processing apparatus, it is whether correct by signal processing apparatus judgement angle of brushing teeth, when incorrect, lead to Cross alarm device alarm.
Bristle is mainly to clean tooth, by the way that available any connection mode is fixed on brush head on the market at present.
The main body further includes longitudinal axis, and the longitudinal direction is axial to be divided into two sections in left and right by brushhead portion (1), described Left pressure sensor (102), right pressure sensor (103) be embedded in the longitudinal axis both sides of brushhead portion (1).Described is vertical It is along the central axes that brushhead portion (1) is longitudinally extended to handle portion (2) center, to distinguish the left and right of the toothbrush to axis Both sides are distinguished and arrange left pressure sensor (102) and right pressure sensor (103), to incude force effect of the tooth to bristle Size.
The left pressure sensor (102), right pressure sensor (103) are fixed on bristle by waterproof gasket cement (101) on the shell (104) below.
The bristle (101) is divided into left and right two parts, and middle left and right two parts bristle passes through a contact portion left side respectively Pressure sensor (102) and right pressure sensor (103).
The handle portion includes power supply and governor circuit.The governor circuit includes signal processing apparatus, regulation button And alarm device.The power supply (201) connects left pressure sensor (102) and right pressure sensor (103), for sensing Device applies voltage, while providing the alarm device electricity consumption.
The signal processing apparatus includes MCU (202), multiple selector (203) and AD converter (204), described Left pressure sensor (102), right pressure sensor (103) are connected in parallel multiple selector (203), multiple selector (203) according to Secondary connection AD converter (204) and MCU (202).The MCU (202) is commercially available universal microcontroller, controls the multichannel choosing Device (203) is selected,
The method of processing pressure signal of the present invention is:Power supply adds voltage, MCU controls respectively to two pressure sensor both ends Multiple sensor processed chooses one of pressure sensor, obtains the pressure sensor both end voltage value, and pass through AD converter The voltage value of acquisition is transferred to MCU, then another way pressure sensor is selected by multiple selector, obtain be selected it is described Pressure sensor both end voltage.In this way, multiple selector obtains two pressure sensors two repeatedly within the short time (such as 1-3 seconds) The voltage value at end, and MCU is passed to, the size between the MCU comparison detections pressure sensor both end voltage value arrived and setting value, The size at the angle of inclination and the power being applied on toothbrush of toothbrush can be analyzed, such as when toothbrush stress surface is tilted to the left, The left pressure sensor stress increases, and resistance reduces, and left pressure sensor both end voltage reduces, and right force acting on transducer reduces, Resistance increases, and right sensor both end voltage increases, and multiple selector selects left sensor and right sensor, AD converter will respectively Two pressure values pass to MCU, and MCU judges that the left sensor voltage value measured is less than setting value, and right sensor is more than setting Value, and the current toothbrush of explanation are tilted to the left.Two sensors measure voltage values compared with setting value, be greater than the set value when one side and Within limits with setting value difference, another side be less than setting value and with setting value difference within limits, then say Bright toothbrush angle and correct set illustrate fault when two sensors and setting value difference be not in range.
The alarm device includes buzzer (209), and buzzer (209) connects MCU (202), when MCU (202) judge It is made a sound when fault of brushing teeth, to play the role of prompting.
The handle portion (2) is additionally provided with regulation button (205), power supply indicator (206), normal work indicator light (207) and halt indicator (208), regulation button can be described with any achievable button regulative mode on handle Regulation button presses toothbrush startup, and normal mode of operation is entered after startup, and the normal work indicator light lights, then presses primary institute Regulation button is stated, toothbrush enters shutdown mode, and the halt indicator lights.Hereafter the primary regulation button, institute are often pressed Stating toothbrush will switch between normal mode of operation and shutdown mode, and regulation button described in long-press is then to close the power supply, institute Toothbrush system is stated to be stopped completely.
Compared with prior art, the present invention has following obvious technological progress:
(1) the novel toothbrush solution provided by the present invention with calibration function provides to promote Pasteur's brushing A kind of scientific and efficient teaching aid, make extension worker possess when carrying out oral health care and instructing more favorable tool and Method;
(2) novel toothbrush provided by the invention has correcting to public behavior of brushing teeth in daily life so that People can judge and correct to the method for brushing teeth of oneself in a kind of scientific and efficient method, be more advantageous to people oral cavity Health.
Description of the drawings
Fig. 1 is the appearance diagram of toothbrush of the present invention;
Fig. 2 is the brushhead portion schematic diagram of toothbrush of the present invention;
Fig. 3 is the handle portion structural schematic diagram of toothbrush of the present invention;
Fig. 4 is the sensor and governor circuit schematic diagram of toothbrush of the present invention;
Fig. 5 is the main control MCU program execution flow schematic diagram of toothbrush of the present invention.
Specific implementation mode
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, the novel toothbrush main part with correcting function designed by the present invention, includes mainly:Brush head Part 1, handle portion 2, longitudinal axis 3.
As shown in Fig. 2, the brushhead portion 1 includes bristle 101, left pressure sensor 102, right pressure sensor 103, shell Body 104.Bristle 101 is fixed on by the selectable bristle fixing means in market on shell 104, and the longitudinal axis 3 will be to will brush Head is divided to 1 point for two sections in left and right, and the left pressure sensor 102, right pressure sensor 103 are embedded in brushhead portion 1 3 both sides of longitudinal axis.The longitudinal axis is to be used along the central axes that brushhead portion 1 is longitudinally extended to 2 center of handle portion To distinguish the right and left of the toothbrush, distinguishes and arrange left pressure sensor 102 and right pressure sensor 103, to incude tooth Size of the tooth to the force effect of bristle.The left pressure sensor 102, right pressure sensor 103 are logical by waterproof gasket cement It crosses and pastes on the shell 104 that fixed mode is fixed below bristle 101.The bristle 101 divides for left and right two parts, Middle left and right two parts bristle passes through the left pressure sensor 102 of contact portion and right pressure sensor 103 respectively.When brushing teeth, bristle 101 are passed to left pressure sensor 102 and right pressure sensor 103 by the force effect of tooth.
As shown in Figure 3-4, the handle portion 2 includes power supply 201 and governor circuit.Governor circuit includes at pressure signal Manage device, regulation button 205 and alarm device.The power supply 201 connects left pressure sensor 102 and right pressure sensor 103, for applying voltage to sensor, while providing the alarm device electricity consumption.The signal processing apparatus includes MCU202, multiple selector 203 and AD converter 204, the left pressure sensor 102, right pressure sensor 103 are in parallel even Multiple selector 203 is connect, multiple selector 203 is sequentially connected AD converter 204 and MCU202.The MCU202 is commercially available logical With type microcontroller, the multiple selector 203 is controlled
2 surface of shell of handle portion is equipped with regulation button 205, power supply indicator 206, normal work indicator light 207 and halt indicator 208, by primary, power supply indicator 206 and normal work indicator light 207 light regulation button 205, then By once then halt indicator 208 lights, and Primary regulation button 205 is often pressed later, work normally indicator light 207 and shutdown refers to Show that lamp 208 will be lighted alternately.
Alarm device includes buzzer 209.
As shown in figure 5, pressing regulation button 205, toothbrush starts, and carries out Initialize installation, and multiple selector 203 connects successively The pressure signal that logical left pressure sensor 102 and right pressure sensor 103 detect, and believed pressure by AD converter 204 Number reading is converted into digital signal, passes to MCU202, and whether just MCU202 brushes teeth posture according to the judgement of Pasteur's brushing principle Really, if it is (correct), then the return of MCU202 controls multiple selector 203 is chosen in a short time receives left pressure sensing The pressure signal of device 102 and right pressure sensor 103, if not (incorrect), then MCU202 controls buzzer 209 and sends out the sound To be reminded, and constantly repeat above step.(please change).

Claims (10)

1. a kind of novel toothbrush with correcting function, including main body, pressure signal sensing device, signal processing apparatus and alarm Device, the main body include brushhead portion (1), and handle portion (2), the brushhead portion (1) includes bristle (101) and shell Body (104), which is characterized in that the pressure signal sensing device includes left pressure sensor (102), right pressure sensor (103), the left pressure sensor (102) and right pressure sensor (103) be fixed on bristle (101) and shell (104) it Between, when brushing teeth, it is respectively induced the pressure on bristle (101) left side and the right, and pass to signal processing apparatus, passes through signal processing Whether device judgement angle of brushing teeth is correct, when incorrect, is alarmed by alarm device.
2. a kind of novel toothbrush with correcting function according to claim 1, which is characterized in that the main body is also wrapped Longitudinal axis is included, the longitudinal direction is axial to be divided into two sections in left and right, the left pressure sensor (102), the right side by brushhead portion (1) Pressure sensor (103) is embedded in the longitudinal axis both sides of brushhead portion (1).
3. a kind of novel toothbrush with correcting function according to claim 1, which is characterized in that the left pressure passes Sensor (102), right pressure sensor (103) are fixed on by waterproof gasket cement on the shell (104) below bristle (101).
4. a kind of novel toothbrush with correcting function according to claim 1, which is characterized in that the bristle (101) it is divided into left and right two parts, middle left and right two parts bristle passes through the left pressure sensor of contact portion (102) and the right side respectively Pressure sensor (103).
5. a kind of novel toothbrush with correcting function according to claim 1, which is characterized in that the signal processing Device and alarm device are arranged in handle portion (2).
6. a kind of novel toothbrush with correcting function according to claim 1 or 5, which is characterized in that the signal Processing unit includes MCU (202), multiple selector (203) and AD converter (204), the left pressure sensor (102), Right pressure sensor (103) is connected in parallel multiple selector (203), and multiple selector (203) is sequentially connected AD converter (204) With MCU (202).
7. a kind of novel toothbrush with correcting function according to claim 6, which is characterized in that the alarm device Including buzzer (209), buzzer (209) connects MCU (202), and sound is sent out when fault is brushed teeth in MCU (202) judgements Sound, to play the role of prompting.
8. a kind of novel toothbrush with correcting function according to claim 6, which is characterized in that the handle portion (2) power supply (201), regulation button (205), power supply indicator (206), normal work indicator light (207) and shutdown is additionally provided with to refer to Show that lamp (208), the power supply (201) connect left pressure sensor (102) and right pressure sensor (103).
9. a kind of novel toothbrush with correcting function according to claim 6, which is characterized in that the MCU (202) For commercially available universal microcontroller, the multiple selector (203) is controlled, selects left pressure sensor (102) or right pressure sensing The pressure condition that device (103) is experienced, the correctness of angle and posture so that judgement is brushed teeth.
10. a kind of novel toothbrush with correcting function according to claim 1, which is characterized in that the longitudinal axis Line is along the central axes that brushhead portion (1) is longitudinally extended to handle portion (2) center, to distinguish the left and right two of the toothbrush Side is distinguished and arranges left pressure sensor (102) and right pressure sensor (103).
CN201810723981.0A 2018-07-04 2018-07-04 Toothbrush with correcting function Active CN108652195B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810723981.0A CN108652195B (en) 2018-07-04 2018-07-04 Toothbrush with correcting function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810723981.0A CN108652195B (en) 2018-07-04 2018-07-04 Toothbrush with correcting function

Publications (2)

Publication Number Publication Date
CN108652195A true CN108652195A (en) 2018-10-16
CN108652195B CN108652195B (en) 2024-02-27

Family

ID=63773744

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810723981.0A Active CN108652195B (en) 2018-07-04 2018-07-04 Toothbrush with correcting function

Country Status (1)

Country Link
CN (1) CN108652195B (en)

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0545753U (en) * 1991-11-22 1993-06-18 曙ブレーキ工業株式会社 Blasting instruction device
US6425295B1 (en) * 2000-08-21 2002-07-30 Koninklijke Philips Electronics N.V. Three point force sensing system for a toothbrush
JP2006000361A (en) * 2004-06-17 2006-01-05 Osada Res Inst Ltd Toothbrush for learning, and toothbrushing learning device
EP1964488A1 (en) * 2007-02-27 2008-09-03 M + C Schiffer GmbH Brush, in particular a toothbrush, with a segmented head
CN102711555A (en) * 2009-12-17 2012-10-03 荷兰联合利华有限公司 Toothbrush tracking system
US20130239349A1 (en) * 2012-03-14 2013-09-19 Palo Alto Research Center Incorporated Self-powered manual toothbrush with sensors
CN203303184U (en) * 2013-05-21 2013-11-27 深圳市福田区青少年科技教育协会 Frequency-convertible electric toothbrush
CN104544944A (en) * 2013-10-12 2015-04-29 张勤爽 Toothbrush for children
US20150297327A1 (en) * 2012-12-28 2015-10-22 Koninklijke Philips N.V. Pressure sensing electric toothbrush
CN105455911A (en) * 2015-08-26 2016-04-06 舒可士(深圳)科技有限公司 Control method and device of intelligent electric toothbrush
CN205267375U (en) * 2015-12-21 2016-06-01 爱芽(北京)科技有限公司 Intelligent toothbrush
CN205705891U (en) * 2016-04-11 2016-11-23 浙江工业大学 A kind of novel blackboard eraser
CN107529877A (en) * 2015-04-29 2018-01-02 皇家飞利浦有限公司 To operate the system and method that the user of oral hygiene apparatuses provides angle guiding
CN208755260U (en) * 2018-07-04 2019-04-19 同济大学 Novel toothbrush with correcting function

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0545753U (en) * 1991-11-22 1993-06-18 曙ブレーキ工業株式会社 Blasting instruction device
US6425295B1 (en) * 2000-08-21 2002-07-30 Koninklijke Philips Electronics N.V. Three point force sensing system for a toothbrush
JP2006000361A (en) * 2004-06-17 2006-01-05 Osada Res Inst Ltd Toothbrush for learning, and toothbrushing learning device
EP1964488A1 (en) * 2007-02-27 2008-09-03 M + C Schiffer GmbH Brush, in particular a toothbrush, with a segmented head
CN102711555A (en) * 2009-12-17 2012-10-03 荷兰联合利华有限公司 Toothbrush tracking system
US20130239349A1 (en) * 2012-03-14 2013-09-19 Palo Alto Research Center Incorporated Self-powered manual toothbrush with sensors
US20150297327A1 (en) * 2012-12-28 2015-10-22 Koninklijke Philips N.V. Pressure sensing electric toothbrush
CN203303184U (en) * 2013-05-21 2013-11-27 深圳市福田区青少年科技教育协会 Frequency-convertible electric toothbrush
CN104544944A (en) * 2013-10-12 2015-04-29 张勤爽 Toothbrush for children
CN107529877A (en) * 2015-04-29 2018-01-02 皇家飞利浦有限公司 To operate the system and method that the user of oral hygiene apparatuses provides angle guiding
CN105455911A (en) * 2015-08-26 2016-04-06 舒可士(深圳)科技有限公司 Control method and device of intelligent electric toothbrush
CN205267375U (en) * 2015-12-21 2016-06-01 爱芽(北京)科技有限公司 Intelligent toothbrush
CN205705891U (en) * 2016-04-11 2016-11-23 浙江工业大学 A kind of novel blackboard eraser
CN208755260U (en) * 2018-07-04 2019-04-19 同济大学 Novel toothbrush with correcting function

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
薛中秀;龚弟平;傅梓蓉;李生娇;: "牙科就诊焦虑治疗方法新进展", no. 06 *

Also Published As

Publication number Publication date
CN108652195B (en) 2024-02-27

Similar Documents

Publication Publication Date Title
WO2019196646A1 (en) Artificial-intelligence-based toothbrushing recommendation method, apparatus and device, and storage medium
WO2006078674A3 (en) A device and method for promoting effective oral hygiene by a child
CN104305711A (en) Intelligent toothbrush device
CN201356220Y (en) Multifunctional toothbrush
Levi Jr et al. Non-surgical control of periodontal dseases
CN208755260U (en) Novel toothbrush with correcting function
US8075316B2 (en) Toothbrushing timer apparatus and method of using same
CN205321613U9 (en) Dental brace type 3D toothbrush
CN108652195A (en) A kind of novel toothbrush with correcting function
CN109198864A (en) A kind of medical treatment and nursing toothbrush and its working method based on dynamics detection
CN2394500Y (en) Timed tooth brush
KR200309009Y1 (en) a toothbrush to tell count brushing one's teeth
JP3149503U (en) Chewing toothbrush
GB2545885A (en) Dental health education
JP2007130117A (en) Chewing toothbrush
CN203723631U (en) Multifunctional music toothbrush
CN207202464U (en) A kind of bubble toothbrush corrected children and brushed teeth
CN113436471B (en) Oral cavity cleaning science popularization teaching aid and real-time interaction platform
CN206342117U (en) A kind of toothbrush sleeve for exerting oneself when detecting for toothbrushing
CN112598943B (en) Oral cavity management system for children
CN2904767Y (en) Novel toothbrush
CN204764057U (en) Toothbrush
CN205513142U (en) No brush hair toothbrush
CN202552721U (en) Toothbrush
CN202489451U (en) Toothbrush having timer

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant