WO2021038378A1 - Dispositif d'entraînement au brossage des dents et procédé pour indiquer à des utilisateurs de se brosser les dents - Google Patents

Dispositif d'entraînement au brossage des dents et procédé pour indiquer à des utilisateurs de se brosser les dents Download PDF

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Publication number
WO2021038378A1
WO2021038378A1 PCT/IB2020/057753 IB2020057753W WO2021038378A1 WO 2021038378 A1 WO2021038378 A1 WO 2021038378A1 IB 2020057753 W IB2020057753 W IB 2020057753W WO 2021038378 A1 WO2021038378 A1 WO 2021038378A1
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WO
WIPO (PCT)
Prior art keywords
indicator
brushing
user
button
processing device
Prior art date
Application number
PCT/IB2020/057753
Other languages
English (en)
Inventor
Rajesh Kumar Reddy Sirigireddy
Original Assignee
Rajesh Kumar Reddy Sirigireddy
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 Rajesh Kumar Reddy Sirigireddy filed Critical Rajesh Kumar Reddy Sirigireddy
Publication of WO2021038378A1 publication Critical patent/WO2021038378A1/fr

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B19/00—Teaching not covered by other main groups of this subclass
    • G09B19/0076—Body hygiene; Dressing; Knot tying
    • G09B19/0084—Dental hygiene
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B15/00—Other brushes; Brushes with additional arrangements
    • A46B15/0002—Arrangements for enhancing monitoring or controlling the brushing process
    • A46B15/0004—Arrangements for enhancing monitoring or controlling the brushing process with a controlling means
    • A46B15/0008—Arrangements for enhancing monitoring or controlling the brushing process with a controlling means with means for controlling duration, e.g. time of brushing
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00—Electrically-operated educational appliances
    • G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H20/00—ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance
    • G16H20/30—ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to physical therapies or activities, e.g. physiotherapy, acupressure or exercising
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H40/00—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices
    • G16H40/60—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices
    • G16H40/63—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for local operation
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B2200/00—Brushes characterized by their functions, uses or applications
    • A46B2200/10—For human or animal care
    • A46B2200/1066—Toothbrush for cleaning the teeth or dentures

Definitions

  • the disclosed subject matter relates generally to a device for displaying dental hygiene instructions. More particularly, the present disclosure relates to a tooth brushing training device and method for instructing users to brush teeth.
  • An objective of the present disclosure is directed towards effective tooth brushing and maintenance of oral hygiene by providing step by step ideal procedural instructions.
  • Another objective of the present disclosure is directed towards instructing users to complete their daily dental cleaning process in a prescribed time.
  • Another objective of the present disclosure is directed towards the tooth brushing training device works as a digital clock in the desired room when the device is at rest.
  • Another objective of the present disclosure is directed towards training users on how to brush their teeth completely and effectively in the prescribed time.
  • Another objective of the present disclosure is directed towards assisting the users to brush effectively in the desired time set to cover all dental regions of teeth.
  • Another objective of the present disclosure is directed towards allowing the user to enable the slide button to switch for the right hand brushing experience to left hand brushing experience and left hand brushing experience to right hand brushing experience.
  • Another objective of the present disclosure is directed towards allowing the user to increase or decrease the brushing time based on the preference.
  • Another objective of the present disclosure is directed towards differentiating all sides of the dental regions and makes sure the user to brush all dental regions.
  • An exemplary aspect of the present disclosure is directed towards a tooth brushing training device, comprising a first indicator and a second indicator configured to direct a user to brush one or more left dental regions and a display unit configured to display a brushing time of the one or more left dental regions by a processing device, whereby the display unit and the first indicator and the second indicator electrically coupled to the processing device; a third indicator and a fourth indicator configured to direct the user to brush one or more front dental regions and the display unit configured to display the brushing time of the one or more front dental regions by the processing device, whereby the display unit and the third indicator and the fourth indicator electrically coupled to the processing device; a fifth indicator and a sixth indicator configured to direct the user to brush one or more right dental regions and the display unit configured to display the brushing time of the one or more right dental regions by the processing device, whereby the display unit and the fifth indicator and the sixth indicator electrically coupled to the processing device; and a first panel mechanically coupled to a second panel, whereby the second panel is configured to secure the processing
  • FIG. 1 is a diagram depicting a schematic representation of a tooth brushing training device, in accordance with one or more exemplary embodiments.
  • FIG. 2 is an exemplary diagram depicting a schematic representation of the tooth brushing training device 201, in accordance with one or more embodiments.
  • FIG. 3 A, 3B, and 3C are example diagrams depicting a schematic representation of a tooth brushing training devices in accordance with one or more exemplary embodiments.
  • FIG. 3D, 3E, and 3F are example diagrams depicting a schematic representation of a bottom view, rearview, and the display unit of the tooth brushing training device, in accordance with one or more exemplary embodiments.
  • FIG. 4 illustrates a flow chart depicting a method for illuminating the indicators to guide the user for tooth brushing, according to some embodiments.
  • FIG. 1 is a diagram 100 depicting a schematic representation of a tooth brushing training device, in accordance with one or more embodiments.
  • Diagram 100 depicts a tooth brushing training device 101, a display unit 102, a first indicator 104a, a second indicator 104b, a third indicator 104c, a fourth indicator 104d, a fifth indicator 104e, a sixth indicator 104f, a processing device 108, a first button 110a, a second button 110b, and a third button 110c, a first panel 112, a slide button 113, a second panel 114, and batteries 116a- 116b.
  • the tooth brushing training device 101 may be configured to instruct the user to brush teeth.
  • the tooth brushing training device 101 may represent the anatomical structure of teeth into dental regions.
  • the dental regions may include, but not limited to, left dental region, front dental region right dental region, and so forth.
  • the left dental region may include, but not limited to, left top forward facing region, left bottom forward facing region, left top backward facing region, left bottom backward facing region, left top crown region, and left bottom crown region.
  • the front dental region may include, but not limited to, front top forward facing region, front bottom forward facing region, front top backward facing region, front bottom backward facing region, front top crown region, front bottom crown region.
  • the right dental region may include, but not limited to, the right top forward facing region, right bottom forward facing region, right top backward facing region, right bottom backward facing region, right top crown region, right bottom crown region.
  • the first indicator 104a may be configured to direct the user to brush the teeth on the left top forward facing region, left top backward facing region, and left top crown region.
  • the second indicator 104b may be configured to direct the user to brush the teeth on the left bottom forward facing region, left bottom backward facing region, and left bottom crown region.
  • the third indicator 104c may be configured to direct the user to brush the teeth on the front top forward facing region, front top backward facing region, and front top crown region.
  • the fourth indicator 104d may be configured to direct the user to brush the teeth on the front bottom forward facing region, front bottom backward facing region, and front bottom crown region.
  • the fifth indicator 104e may be configured to direct the user to brush the teeth on the right top forward facing region, right top backward facing region, and right top crown region.
  • the sixth indicator 104f may be configured to direct the user to brush the teeth on the right bottom forward facing region, right bottom backward facing region, and right bottom crown region.
  • the first panel 112 may be configured to enclose the processing device 108 which is secured to the second panel 114.
  • the first panel 112 may be mechanically coupled to the second panel 114 to secure the processing device 108.
  • the processing device 108 may include but not limited to, a microcontroller (for example ARM 7 or ARM 11), a raspberry pi, a microprocessor, a digital signal processor, a microcomputer, a field programmable gate array, a programmable logic device, a state machine or logic circuitry, PC board.
  • the processing device 108 may be configured to enable the first indicator 104a, the second indicator 104b, the third indicator 104c, the fourth indicator 104d, the fifth indicator 104e, and the sixth indicator 104f.
  • the processing device 108 may be electrically coupled to the display unit 102 is configured to display brushing time of the dental regions.
  • the brushing time may include, but not limited to, two minutes, three minutes, and so forth.
  • the first button 110a, the second button 110b, and the third button 110c may be electrically coupled to the processing device 108.
  • the processing device 108 may also be configured to enable the first button 110a to activate the display unit 102 to display the brushing time of the dental regions.
  • the second button 110b and the third button 110c may be configured to adjust the period of time.
  • the period of time may include, but not limited to, time, date, day, month, year, and so forth.
  • the first button 110a may also be configured to start and stop the period of time.
  • the first button 110a may also be configured to allow the user to stop the brushing time at any particular instance of tooth brushing.
  • the second button and the third button 110b, 110c may be configured to adjust the desired period of time and desired to brush time.
  • the batteries 116a- 116b may be electrically coupled to the processing device 108 to provide the electrical power for the operation of the tooth brushing training device 101.
  • the display unit 102 may be electrically coupled to the processing device 108 and is configured to display the period of time.
  • the first indicator 104a, the second indicator 104b, the third indicator 104c, the fourth indicator 104d, the fifth indicator 104e, the sixth indicator 104f may be configured to illuminate with different colors based on the prescribed brushing time.
  • the brushing time may be adjustable to the desired time or based on the personal dentist's recommendation.
  • the first indicator 104a, the second indicator 104b, the third indicator 104c, the fourth indicator 104d, the fifth indicator 104e, the sixth indicator 104f may be configured to flash continuously with the colorful indicators to represent that the process of tooth brushing has been paused.
  • the first indicator 104a, the second indicator 104b, the third indicator 104c, the fourth indicator 104d, the fifth indicator 104e, the sixth indicator 104f may illuminate with different colors of indicators to differentiate the particular dental region for the tooth brushing.
  • the colors may include, but not limited to, red indicator, green indicator, and so forth.
  • the indicators may include, but not limited to, lighting units, other light sources, such as organic LEDs, or OLEDs, light emitting polymers, crystallo-luminescent lighting units, lighting units that employ phosphors, luminescent polymers, and other sources.
  • the first indicator 104a may illuminate with a red indicator which directs the user to brush the left top forward facing region of the teeth, the first indicator 104a may illuminate with a green indicator which directs the user to brush the left top backward facing region of the teeth, the first indicator 104a may illuminate with both red and green indicator which directs the user to brush the left top crown region of the teeth.
  • the second indicator 104b may illuminate with a red indicator which directs the user to brush the left bottom forward facing region of the teeth
  • the first indicator 104b may illuminate with a green indicator which directs the user to brush the left bottom backward facing region of the teeth
  • the second indicator 104b may illuminate with both red and green indicator which directs the user to brush on the left bottom crown region of the teeth.
  • the third indicator 104c may illuminate with a red indicator which directs the user to brush the front top forward facing region of the teeth, the third indicator 104c may illuminate with a green indicator which directs the user to brush the front top backward facing region of the teeth, the third indicator 104c may illuminate with both red and green indicator which directs the user to brush the front top crown region of the teeth.
  • the fourth indicator 104d may illuminate with a red indicator which directs the user to brush on the front bottom forward facing region of the teeth, the fourth indicator 104d may illuminate with a green indicator which directs the user to brush on the front bottom backward facing region of the teeth, the fourth indicator 104d may illuminate with both red and green indicator which directs the user to brush on the front bottom crown region of the teeth.
  • the fifth indicator 104e may illuminate with a red indicator which directs the user to brush on the right top forward facing region of the teeth, the fifth indicator 104e may illuminate with a green indicator which directs the user to brush on the right top backward facing region of the teeth, the fifth indicator 104e may illuminate with both red and green indicator which directs the user to brush on the right top crown region of the teeth.
  • the sixth indicator 104f may illuminate with a red indicator which directs the user to brush on the right bottom forward facing region of the teeth, the sixth indicator 104f may illuminate with a green indicator which directs the user to brush on the right bottom backward facing region of the teeth, the sixth indicator 104f may illuminate with both red and green indicator which directs the user to brush on the right bottom crown region of the teeth.
  • the slide button 113 may be configured to enable the user to switch the tooth brushing training device 101 for right hand tooth brushing experience and left hand tooth brushing experience.
  • FIG. 2 is an exemplary diagram 200 depicting a schematic representation of the tooth brushing training device 201 , in accordance with one or more embodiments.
  • the brushing training device 201 includes a processing device 208, a display unit 202, the first indicator 204a, the second indicator 204b, the third indicator 204c, the fourth indicator 204d, the fifth indicator 204e, the sixth indicator 204f, a first button 210a, a second button 210b, a third button 210c, a slide button 213, a set button 214 and a reset button 216.
  • the display unit 202 may be configured to display the period of time and the brushing time.
  • the first indicator 204a, the second indicator 204b, the third indicator 204c, the fourth indicator 204d, the fifth indicator 204e, the sixth indicator 204f may be electrically coupled to the processing device 208 and is configured to illuminate with the different colors to represent every individual dental region.
  • the slide button 213 may be electrically coupled to the processing device 208 and is configured to enable the tooth brushing training device 201 to switch between right hand tooth brushing user and left hand tooth brushing user.
  • the set button 214 may be electrically coupled to the processing device 208 and is configured to allow the user to adjust the period of time and brushing time using the second button 210b and the third button 210c.
  • the reset button 216 may be electrically coupled to the processing device 208 and is configured to reactivate the tooth brushing training device 101.
  • the buzzer 218 may be electrically coupled to the processing device 108 and is configured to emit a sound to alert the user when the tooth brushing training device is activated.
  • the buzzer 218 may also be configured to emit a sound when the brushing time of a particular dental region is completed.
  • the first button 210a may be configured to start and stop the brushing time.
  • the second button 210b and the third button 210c may be configured to adjust the period of time and brushing time.
  • FIG. 3A, FIG. 3B, FIG. 3C are example diagrams 300a, 300b, 300c depicting a schematic representation of the tooth brushing training devices 300a, 300b, 300c, in accordance with one or more embodiments.
  • the diagram 300a, 300b, 300c depicts the display unit 302, the first indicator 304a, the second indicator 304b, the third indicator 304c, the fourth indicator 304d, the fifth indicator 304e, the sixth indicator 304f, the first button 310a, the second button 310b, and the third button 310c.
  • the diagram 300a depicts the activation of the tooth brushing training device 101 by flashing the first indicator 304a, the second indicator 304b, the third indicator 304c, the fourth indicator 304d, the fifth indicator 304e, and the sixth indicator 304f.
  • the diagram 300b depicts the illumination of the first indicator 304a and the second indicator 304b which directs the user to brush on the left top region and the left bottom region of the teeth.
  • the diagram 300c depicts the illumination of the sixth indicator 304f which indicates to brush the right bottom region of the teeth.
  • FIG. 3D, FIG. 3E, 3F is an example diagram 300d, 300e, 300f depicting a schematic representation of a bottom view, rear view, and display unit of the tooth brushing training device 300d, 300e, 300f, in accordance with one or more exemplary embodiments.
  • the diagram 300d includes a slide button 313.
  • the slide button 313 may be configured to enable the tooth brushing training device to switch between right hand and left hand brushing user.
  • the diagram 300e includes a set button 314, a reset button 316 and a panel 318.
  • the set button 314 may be configured to allow the user to adjust the period of time and the brushing time using second button 310b and the third button 310c.
  • the reset button 316 may be configured to reactivate the tooth brushing training device 101.
  • the panel 318 may be configured to secure the batteries 116a- 116b.
  • the diagram 300f includes the display unit 302 and is configured to display the period of time when the tooth brushing training device 101 is at rest.
  • a tooth brushing training device comprising the first indicator 104a and the second indicator 104b configured to direct the user to brush left dental regions and the display unit 102 configured to display a brushing time of the left dental regions by the processing device 108.
  • the display unit 102 and the first indicator 104a and the second indicator 104b may be electrically coupled to the processing device 108; the third indicator 104c and the fourth indicator 104d configured to direct the user to brush front dental regions and the display unit 102 configured to display the brushing time of the front dental regions by the processing device 108, whereby the display unit 102 and the third indicator 104c and the fourth indicator 104d electrically coupled to the processing device 108; the fifth indicator 104e and the sixth indicator 104f configured to direct the user to brush right dental regions and the display unit 102 configured to display the brushing time of the right dental regions by the processing device 108, whereby the display unit 102 and the fifth indicator 104e and the sixth indicator 104f may be electrically coupled to the processing device 108; and the first panel 112 mechanically coupled to the second panel 114, whereby the second panel 114 is configured to secure the processing device 108.
  • the processing device 108 is electrically coupled to the buzzer 218 configured to emit sounds when the first indicator 104a, the second indicator 104b, the third indicator 104c, the fourth indicator 104d, the fifth indicator 104e, and the sixth indicator 104f indicates the dental regions.
  • the processing device 108 is electrically coupled to the first button 110a, the second button 110b, and the third button 110c.
  • the processing device 108 is configured to enable the first button 110a to activate the display unit 102 to display the brushing time of the dental regions and the second button 110b and the third button 110c configured to adjust the period of time on the display unit 102.
  • the processing device 108 is electrically coupled to a slide button 113 configured to enable the tooth brushing training device 101 to switch between a right hand tooth brushing user and a left hand tooth brushing user.
  • a method for a tooth brushing training device 101 comprising activating a brushing time by pressing a first button 110a to initiate the tooth brushing; adjusting the brushing time for a proper tooth brushing of one or more dental regions; displaying the brushing time of the one or more dental regions on a display unit 102; illuminating a first indicator 104a and a second indicator 104b by a processing device 108 for a certain brushing time to direct a user to brush one or more left dental regions, whereby the processing device 108 is electrically coupled to the first indicator 104a and the second indicator 104b ; illuminating a third indicator 104c and a fourth indicator 104d for a brushing time to direct the user to brush the one or more front dental regions; illuminating a fifth indicator 104e and a sixth indicator 104f for the brushing time to direct the user to brush the one or more right dental regions; and turning off the brushing time automatically and displaying a period of time on the display
  • FIG. 4 illustrates a flow chart 400 depicting a method for illuminating the indicators to guide the user for tooth brushing, according to some embodiments.
  • the method 400 is carried out in the context of the details of FIG. 1, FIG. 2, and FIG. 3.
  • the method 400 is carried out in any desired environment. Further, the aforementioned definitions are equally applied to the description below.
  • the exemplary method 400 commences at step 402, activating the brushing time by pressing the first button to initiate the tooth brushing. Thereafter at step 404, adjusting the brushing time for the proper tooth brushing of the dental regions. Thereafter at step 406, illuminating the first indicator and the second indicator for certain brushing time to brush at the left dental region. Determining whether the brushing time of the left dental region is completed, at step 408. If the answer to step 408 is yes, the method continues at step 410, illuminating the third indicator and fourth indicator for certain brushing time to brush at the front dental region. If the answer to step 408 is no, the method continues at step 406. Determining whether the brushing time of the front dental region is completed, at step 412.
  • step 412 determines whether the brushing time of the right dental region is completed, at step 416. If the answer to step 416 is yes, the method continues at step 418, turning off the brushing time automatically and displaying the period of time on the display unit when the tooth brushing training device is at rest. If the answer to step 416 is no, the method continues at step 414.

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Primary Health Care (AREA)
  • Medical Informatics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Educational Administration (AREA)
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  • Physical Education & Sports Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
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  • General Business, Economics & Management (AREA)
  • Entrepreneurship & Innovation (AREA)
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Abstract

La présente invention concerne, selon des modes de réalisation donnés à titre d'exemple, un dispositif d'entraînement au brossage des dents et un procédé pour indiquer à des utilisateurs de se brosser les dents. Le dispositif d'entraînement au brossage des dents comprend : un groupe d'indicateurs configurés pour amener un utilisateur à brosser une ou plusieurs régions dentaires et une unité d'affichage configurée pour afficher le temps de brossage des régions dentaires par un dispositif de traitement; une alarme configurée pour émettre des sons lorsque la pluralité d'indicateurs indiquent la ou les régions dentaires; un premier bouton pour activer l'unité d'affichage afin d'afficher le temps de brossage de la ou des régions dentaires et un deuxième bouton et un troisième bouton configurés pour régler la période sur l'unité d'affichage; un bouton coulissant configuré pour permettre au dispositif d'entraînement de brossage des dent de commuter entre un utilisateur droitier et un utilisateur gaucher.
PCT/IB2020/057753 2019-08-26 2020-08-18 Dispositif d'entraînement au brossage des dents et procédé pour indiquer à des utilisateurs de se brosser les dents WO2021038378A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN201941034350 2019-08-26
IN201941034350 2019-08-26

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Publication Number Publication Date
WO2021038378A1 true WO2021038378A1 (fr) 2021-03-04

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PCT/IB2020/057753 WO2021038378A1 (fr) 2019-08-26 2020-08-18 Dispositif d'entraînement au brossage des dents et procédé pour indiquer à des utilisateurs de se brosser les dents

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201133416A (en) * 2010-03-22 2011-10-01 Univ Nat Pingtung Sci & Tech Training device for teeth brush
WO2015059443A1 (fr) * 2013-10-25 2015-04-30 Pogolab Limited Perfectionnements apportés à des dispositifs d'entraînement au brossage des dents
CN108135354A (zh) * 2015-10-22 2018-06-08 高露洁-棕榄公司 指导型口腔护理装置和方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201133416A (en) * 2010-03-22 2011-10-01 Univ Nat Pingtung Sci & Tech Training device for teeth brush
WO2015059443A1 (fr) * 2013-10-25 2015-04-30 Pogolab Limited Perfectionnements apportés à des dispositifs d'entraînement au brossage des dents
CN108135354A (zh) * 2015-10-22 2018-06-08 高露洁-棕榄公司 指导型口腔护理装置和方法

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