KR20230101388A - Apparatus for whitening and curing of tooth - Google Patents

Abstract

The present invention relates to a teeth whitening and gum treatment device using LED light, and more specifically, to a teeth whitening and gum treatment device using LED light which can whiten teeth and treat gums by irradiating light to teeth or gums. The teeth whitening and gum treatment device using LED light according to the present invention comprises: a light generator including a first LED that irradiates light for whitening the teeth and a second LED that generates light for treating gums; an optical cable having one side connected to the light generator to transmit the light generated from the light generator to the other side; and a light induction unit including a main body formed in a shape that can be bitten with the teeth, having one side connected to the other side of the optical cable and made of a transparent material such that the light transmitted through the optical cable can be directed to the teeth or gums and a reflection induction unit installed on the other side of the main body to reflect the light toward a rear surface of the teeth or gums so as to increase the amount of the light irradiated to the rear surface of the teeth or gums. The present invention has the advantage of uniformly whitening the front surface and back surface of the teeth by improving the amount of the light incident on the back surface of the teeth.

Description

Tooth whitening and gum treatment device using LED light {Apparatus for whitening and curing of tooth}

The present invention relates to a tooth whitening and gum treatment device using LED light, and more particularly, to a tooth whitening and gum treatment device using LED light capable of whitening teeth and treating gums by irradiating light onto teeth or gums. will be.

Unless special care is taken from a young age, teeth can become discolored over time due to congenital effects or acquired effects such as eating habits, brushing habits, and smoking, and bacteria can propagate on teeth and gums, causing diseases. .

Treatment for cosmetic purposes to return discolored teeth to white is referred to as whitening, and tooth whitening can generally be performed through tooth brushing or dental procedures.

Professional treatment methods using lasers are being developed for effective whitening, and these laser-based tooth whitening and disease treatment methods are highly effective, but require periodic outpatient treatment for a long period of time and require expensive treatment costs. There is a downside to being

In order to improve these disadvantages, a light emitting type tooth whitening device has recently been developed, and such a light emitting type tooth whitening device applies a gel containing a photoactive agent to teeth and irradiates light for photoactivation thereon to achieve whitening.

For example, Korean Patent Registration No. 10-1838231 (Title whitening device using optical fiber) and Utility Model Publication No. 20-2010-0009219 (Mouthpiece for lightening the tooth surface using the principle of optical waveguide) disclose such a light-emitting type whitening device. has been initiated. The light-emitting type whitening machine has a body in the form of a mouthpiece that can be bitten by teeth and is made of a transparent material, and light that exhibits a tooth whitening effect is incident on the teeth through the body and whitens the teeth.

However, the light emitting type whitening machine has a disadvantage in that a part of the light incident on the main body is transmitted to the rear of the main body, so that the amount of light irradiated to the front and rear surfaces of the teeth is different, resulting in non-uniform whitening of the teeth. .

In addition, the light emitting whitening device can treat gum disease by sterilizing bacteria that propagate on the gums according to the wavelength of light incident on the teeth and gums. There is a disadvantage that light cannot enter the gums because it is lost.

Korean Registered Patent No. 10-1838231 : Teeth whitening machine using optical fiber Republic of Korea Utility Model Publication No. 20-2010-0009219 : Mouthpiece for lightening the tooth surface applying the optical waveguide principle

The present invention is to improve the above problems, and a tooth whitening and gum treatment device using LED light that can prevent non-uniform whitening on the front and back surfaces of teeth by increasing the amount of light incident on the rear surface. is aimed at providing

In addition, an object of the present invention is to provide a tooth whitening and gum treatment device using LED light that can prevent the gums from being covered by the lips and expand the area of light incident on the gums for treating the gums.

A tooth whitening and gum treatment device using LED light according to the present invention includes a light generator including a first LED for irradiating light for whitening teeth and a second LED for generating light for treating gums; an optical cable having one side connected to the light generator and transmitting the light generated from the light generator to the other side; A body formed in a shape that can be bitten by teeth, one side connected to the other side of the optical cable, and a body formed of a transparent material so that the light transmitted through the optical cable can be directed toward the teeth or gums, and the light irradiated to the back surface of the teeth or gums and a light guiding unit including a reflection induction unit installed on the other side of the main body to increase the amount of light and reflecting light toward the rear surface of the teeth or gums.

One side of the reflection induction part facing one side of the main body is formed convexly.

The optical cable includes a first unit optical cable for transmitting light generated from the first LED and a pair of second unit optical cables for transmitting light generated from the second LED, and the body covers the front surface of the teeth. A front irradiation guiding part formed in a plate shape and having one side connected to the first unit optical cable, an engagement part extending from the other side of the front irradiation guiding part and able to be bitten by teeth, and the front irradiation guiding part so as to cover the entire surface of gums. A pair of irradiation area expansion parts extending upward and downward from the above and connected to the second unit optical cable, respectively, and the reflection induction part is installed at an end of the engagement part.

The light guiding unit is configured to prevent the front irradiation guiding unit from irradiating the light incident to the front irradiation guiding unit to the irradiation area expanding unit or from irradiating the light incident to the irradiation area expanding unit to the front irradiation guiding unit. A pair of irradiation area partitioning members installed between them are further provided.

The main body further includes a light diffusing protrusion protruding from the irradiation area extending portion so that the irradiation area of light incident to the irradiation area extending portion extends between the lips and gums.

In the tooth whitening and gum treatment device using LED light according to the present invention, light incident on the main body is reflected by the reflection induction unit and guided to be irradiated to the back surface of the teeth, thereby improving the amount of light incident on the back surface of the teeth, thereby improving the front surface of the teeth. It has the advantage that the back surface of the teeth is uniformly whitened.

In addition, in the tooth whitening and gum treatment device using LED light according to the present invention, when the user bites the main body, the irradiation area expansion unit and the light diffusing protrusion are inserted between the gums and the lips, so that light for treating the gums is transmitted between the gums and the lips. It has the advantage of being able to effectively perform gum treatment by being incident through the gap of the.

1 is a perspective view of a tooth whitening and gum treatment device using LED light according to a first embodiment of the present invention;
Figure 2 is a side cross-sectional view of the main body of Figure 1;
Figure 3 is a front cross-sectional view of the main body of Figure 1;
4 is a front cross-sectional view of the light generator of FIG. 1;
5 is a side cross-sectional view of the main body of a tooth whitening and gum treatment device using LED light according to a second embodiment of the present invention;
6 is a front cross-sectional view of a light generator of a tooth whitening and gum treatment device using LED light according to a second embodiment of the present invention.

Hereinafter, a tooth whitening and gum treatment device using LED light according to the present invention will be described with reference to the accompanying drawings.

1 to 4 disclose a tooth whitening and gum treatment device using LED light according to a first embodiment of the present invention.

Referring to the drawings, a tooth whitening and gum treatment device using LED light according to a first embodiment of the present invention is a light generator (10) capable of generating light capable of whitening teeth (1) or treating gums (2). ), an optical cable 30 for transmitting light generated from the light generator 10, and a light induction unit 50 for inducing the light transmitted through the optical cable 30 to be irradiated to the tooth 1 do.

The light induction unit 50 is installed on the other side of the main body 51 to increase the amount of light irradiated to the body 51 and the back surface of the tooth 1 or gum 2 through which light is transmitted, so that the tooth 1 Or it includes a reflection induction unit 60 for reflecting light toward the rear side of the gum (2).

One side of the main body is connected to the other side of the optical cable 30 and is formed of a transparent material so that light transmitted through the optical cable 30 can be directed toward the teeth 1 or gums 2.

The main body 51 is formed in a shape that can be bitten by the teeth 1. The main body 51 is formed in a plate shape so as to cover the front surface of the tooth 1 and has a front irradiation guide part 52 connected to an optical cable at one side and water to the tooth 1 extending from the other side of the front irradiation guide part 52. It is provided with an engaging portion 53 that can be used.

The front irradiation guide part 52 is formed in an arc shape extending along the teeth. A first coupling part 59 protruding in a cylindrical shape having a hollow part is provided on the front surface of the front irradiation guide part 52 .

A diffusion lens 70 capable of diffusing light transmitted through the cable 30 is installed in the hollow of the first coupling part 59 .

The diffusion lens 70 is formed in a cylindrical shape and installed so that one side faces the main part 31 and the other side faces the front irradiation guide part 52 . The diffusion lens 70 is formed in a shape with one side facing the main part 31 pointed, so that light incident to one side is diffused and transmitted.

The engagement portion 53 extends rearward from the center of the width along the vertical direction of the front irradiation guide portion 52 .

The engaging portion 53 includes a supporting portion 54 extending rearwardly from the rear surface of the front irradiation guiding portion 53, and a rear irradiation guiding portion 55 extending in a vertical direction from the rear end of the supporting portion 54. provide

The supporting portion 54 is formed in an arc shape elongated along the rear surface of the front irradiation guide portion 52 . The supporting portion 54 is formed in a plate shape having flat top and bottom surfaces.

The back irradiation guide part 55 is formed in an arc shape formed long along the front irradiation guide part 52 . The rear irradiation guide part 55 is formed in a plate shape parallel to the front irradiation guide part 52 .

The front irradiation guide part 52, the support part 54, and the rear irradiation guide part 55 are integrally formed.

A concave tooth insertion groove 56 into which the tooth 1 can be inserted is formed between the front irradiation guide part 52, the support part 54, and the rear irradiation guide part 55. Tooth insertion groove 56 is formed on the upper and lower sides of the supporting portion (54).

When the user closes the mouth after inserting the main body 31 into the oral cavity, the upper teeth and lower teeth are inserted into the tooth insertion groove 56 to bite the support portion 54 .

A concave groove 58 into which a convex portion 61 of the reflection induction unit 60, which will be described later, can be inserted is formed on the rear surface of the back irradiation guide unit 55. The concave groove 58 extends in the left and right directions.

The reflection induction unit 60 is formed in an arc shape extending along the teeth. One side facing the one side of the reflection induction unit is formed convexly. The reflection guide part 60 is installed at the end of the engaging part 53 . In the first embodiment of the present invention, the reflection guide part 60 is attached to the rear surface of the rear irradiation guide part 55 so that the convex portion 61 is inserted into the concave groove 58. The reflection induction unit 60 is applied with a mirror capable of reflecting incident light on one surface facing the front irradiation unit 52 .

Unlike the first embodiment of the present invention, the engaging portion may be composed of only a support portion formed to increase in width in the vertical direction. In this case, the reflection induction unit is installed on the rear side of the supporting unit.

The light generator 10 includes a housing 11, a first LED 15 for irradiating light for whitening teeth 1, and a second LED 16 for generating light for treating gums 2; A power supply unit 20 for supplying power to the first and second LEDs 15 and 16, a control unit 17 for controlling the operation of the first and second LEDs 15 and 16, and the first and second LEDs ( 15 and 16) are provided with focusing lenses 18 and 28 for focusing the light generated by the optical cable 30.

The housing 11 has an enclosure shape having an internal space 12 so that the first and second LEDs 15 and 16, the power supply unit 20, the control unit 17, and the focusing lenses 18 and 28 can be embedded therein. is formed

The housing 11 includes a display unit 13 that allows the user to display the operating state of the first and second LEDs 15 and 16 and the charging state of the battery, which will be described later, and allows the user to operate the first and second LEDs 15 and 16. An operation button 14 that can be pressed to operate is provided.

The display unit 13 is applied with a lamp capable of emitting or flickering light of various colors. The display unit 13 emits light with constant brightness to display the operating state of the first and second LEDs 15 and 16 . The display unit 13 may display a state in which the battery is being charged through blinking.

Inside the housing 11, holders 19 and 29 capable of fixing the first and second LEDs 15 and 16 and the first and second branch portions 32 and 33 are fixedly installed. The holders 19 and 29 are formed in a cylindrical shape with a hollow part. The holders 19 and 29 are a first holder 19 for fixing the first LED 15 and the first branch part 32 and a second holder 19 for fixing the second LED 16 and the second branch part 29. It is divided into two holders (29).

On one side of the first holder 19, the first LED 15 is installed to be drawn into the hollow part of the first holder 19. On one side of the second holder 29, the second LED 16 is installed to be drawn into the hollow part of the second holder 29.

The control unit 17 is installed inside the housing. The control unit 17 is electrically connected to the operation button 14 and the display unit 13. The control unit 17 controls the operation of the first and second LEDs 15 and 16 so that the first and second LEDs 15 and 16 generate light for a predetermined time when the user presses the operation button 14. At this time, the time for the control unit 17 to operate the first and second LEDs 15 and 16 is such that the light generated from the first LED 15 removes the coloring material on the surface of the tooth 1 and generated from the second LED 16. This is an appropriate time when light sterilizes or treats the gums 2, but the tissues of the teeth 1 and gums 2 are not damaged.

The controller 17 stops the operation of the first and second LEDs 15 and 16 when the user presses the operation button 14 while the first and second LEDs 15 and 16 are operating, or the user presses the operation button ( 14) may be controlled to selectively operate the first and second LEDs 15 and 16 according to the number of pressing, intensity, and pressing time.

In addition, the control unit 17 may display an operating state or a remaining power state of the battery 21 to be described later through the display unit 13 while the first and second LEDs 15 and 16 are operating. For example, when the remaining power of the battery 21 reaches a set amount of power or less while the first and second LEDs 15 and 16 are operating, the display unit 13 is blinked to indicate the charging time to the user. .

The control unit 17 is a configuration added to control the first and second LEDs 15 and 16 and the display unit 13, and can turn on/off the connection between the first and second LEDs 15 and 16 and the power supply unit 20 differently. It may be replaced with an optional switch or omitted.

The first and second LEDs 15 and 16 are installed to be connected to the controller 17 inside the housing 11 .

The first and second LEDs 15 and 16 generate light of different wavelengths. The first LED 15 generates light for whitening the teeth 1 . Light generated from the first LED 15 is light in a wavelength range of 300 to 420 nm. Light in the wavelength range of 300 to 420 nm can sterilize the tooth (1) and bacteria remaining around the tooth (1), and can whiten the tooth (1) by removing the coloring matter attached to the surface of the tooth (1). there is.

The second LED 16 generates light for treating the gum 2 . Light generated from the second LED 16 is light in a wavelength range of 400 to 570 nm. When the light in the wavelength range of 400 to 570 nm is irradiated to the gums 2, it can prevent tooth decay and infection of the gums 2 by sterilizing the gap between the teeth 1 and the gums 2 or bacteria remaining in the gums 2, Gingivitis and inflammation of the gums (2) can be treated.

The power supply unit 20 is installed inside the housing 11 and electrically connects the battery 21 to supply power to the first and second LEDs 15 and 16 and the battery 21 to charge the battery 21. It is connected to and has a charging terminal 22 that can be electrically connected to an external commercial power source.

The charging terminal 22 is installed so that one side to which a user can connect a power cable is exposed to the outside.

The optical cable 30 is made of an optical fiber that is elongated and can transmit light along the length direction. One side of the optical cable 30 is connected to the light generator 10. The other side of the optical cable 30 is connected to the body 51.

The optical cable 30 includes a main part 31 connected to the light guiding unit 50 and first and second branch parts 32 and 33 branched from the main part 31 .

A second coupling portion 35 that can be coupled to the first coupling portion 59 is provided at an end of the main portion 31 connected to the light guiding unit 50 .

The second coupling part 35 is formed in a cylindrical shape having a hollow part so that the first coupling part 59 can be fitted.

The first and second branch parts 32 and 33 are branched from one end of the main part 31 . The first and second branch parts 32 and 33 are installed inside the housing 11 to form a straight line with the optical axis of the first or second LEDs 15 and 16 .

The first branch part 32 is arranged such that a portion connected to the housing 11 is aligned with the optical axis of the first LED 15 inside the housing 11 so as to transmit light of the first LED 15. The first branch part 32 is coupled to the other side of the first holder 19 in which the first LED 15 is installed, and is supported so as to form a straight line with the optical axis of the first LED 15 through the hollow part of the first holder 19.

The second branch part 33 is installed so that the part connected to the housing 11 is aligned with the optical axis of the second LED 16 inside the housing 11 so as to transmit the light of the second LED 16. The second branch part 33 is coupled to the other side of the second holder 29 in which the second LED 16 is installed, and is supported so as to form a straight line with the optical axis of the second LED 16 through the hollow part of the holder 19.

The holders 19 and 29 are means provided so that the first and second LEDs 15 and 16 and the first and second branch portions 32 and 33 are installed in alignment, and in a different way, the first and second LEDs 15 and 16 and the first and second branch parts 32 and 33 may be replaced or omitted by any other means capable of aligning.

The focusing lenses 1 and 288 are installed in the hollows of the holders 19 and 29. The focusing lenses 18 and 28 are lenses with both sides convex. The focusing lenses 18 and 28 are divided into a first focusing lens 18 installed in the first holder 19 and a second focusing lens 29 installed in the second holder 29 . The first focusing lens 18 is installed such that one side faces the first LED 15 and the other side faces the end of the first branch part 32 .

The second focusing lens 28 is installed such that one side faces the second LED 16 and the other side faces the end of the second branch part 33 .

The focusing lens 18 focuses the light generated from the first or second LEDs 15 and 16 and irradiates it to the ends of the first or second branching parts 32 and 33 .

As described above, in the tooth whitening and gum treatment device using LED light according to the first embodiment of the present invention, when the user presses the operation button 14, light is generated from the first and second LEDs 15 and 16.

The light generated from the first and second LEDs 15 and 16 is transmitted through the optical cable 30 and entered into the front irradiation guide unit 52 . A part of the light incident to the front irradiation guiding unit 52 passes through the front irradiation guiding unit 52 and is incident on the front surface of the teeth 1 and gums 2 .

In addition, another part of the light incident on the front irradiation guide part 52 is incident on the biting part 53 . A part of the light incident on the biting portion 53 is incident on the back surface of the tooth 1 or gum 2. Another part of the light incident on the engagement portion 53 is incident on the reflection induction portion 60 . Light incident on the reflection induction unit 60 is reflected by the reflection induction unit 60 and is incident on the back surfaces of the teeth 1 and gums 2 .

As a result, the light reflected by the reflection induction unit 60 in addition to a part of the light incident on the rear surfaces of the teeth 1 and the gums 2 and irradiated to the teeth 1 and the gums 2 is incident to the biting portion 60. By being irradiated together, the amount of light incident on the rear surfaces of the teeth 1 and gums 2 is improved, and has the advantage of making teeth whitening and gum treatment more effective.

As described above, the tooth whitening and gum treatment device using LED light according to the first embodiment of the present invention improves the amount of light irradiated to the rear surface, so that the tooth whitening effect of the front and rear surfaces of the tooth 1 acts unevenly. It has the advantage of preventing the phenomenon of

Hereinafter, referring to FIGS. 5 and 6, a tooth whitening and gum treatment device using LED light according to a second embodiment of the present invention will be described in detail.

Since the tooth whitening and gum treatment device using LED light according to the second embodiment of the present invention has the same configuration as the first embodiment except for the optical cable and the light induction unit, redundant description will be omitted.

The main body 91 includes a pair of irradiation area extension parts 92 extending upwards and downwards from the front irradiation guide part 52 to cover the front surface of the gum 2, and the irradiation area extension part 91. A light diffusing protrusion 93 protruding from the irradiation area expansion unit 92 is further provided so that the irradiation area of the incident light extends between the lips 3 and the gums 2.

In addition, the light induction unit 90 irradiates the light incident to the front irradiation induction unit 52 to the irradiation area expansion unit 92 or irradiates the light incident to the irradiation area expansion unit 92 to the front irradiation induction unit 52. To prevent this, a pair of irradiation area dividing members 95 installed between the front irradiation inducing unit 52 and the irradiation area expansion unit 92 are further provided.

Since the front irradiation guide unit 52 is the same as the first embodiment of the present invention except for the configuration connected to the first unit optical cable 82, redundant description is omitted.

The irradiation area expansion unit 91 is formed in the same arc-shaped plate shape as the front irradiation induction unit 52 . The irradiation area expansion unit 91 is integrally formed with the front irradiation induction unit 52 . The irradiation area expansion unit 91 is formed of the same transparent material as the front irradiation induction unit 52 . A third coupling portion 94 having the same shape as the first coupling portion 59 of the first embodiment of the present invention is provided on the front surface of the irradiation area expansion unit 91 .

A pair of irradiation area dividing members 95 is provided. The irradiation area expansion member 95 is installed on the upper and lower portions of the front irradiation guide part 92, respectively. The irradiation area dividing member 95 is formed in the same arc-shaped plate as the front irradiation inducing part 52 and the irradiation area expanding part 91 . The radiation area dividing member 95 is installed inside the main body 91. The irradiation area dividing member 95 is preferably formed as a double-sided mirror capable of reflecting light incident on the upper and lower surfaces.

The irradiation area dividing member 95 is configured to transmit light incident to the front irradiation induction unit 52 to the irradiation area extension unit 92 or to transmit light incident to the irradiation area expansion unit 92 to the front irradiation induction unit 52. It may be omitted as a configuration to prevent this.

One side of the front irradiation guiding unit 52 is connected to a first unit optical cable 81 to be described later. The irradiation area expansion unit 92 is connected to second unit optical cables 82 to be described later.

The optical cable 80 includes a first unit optical cable 81 for transmitting light generated from the first LED 15 and a pair of second unit optical cables 82 for transmitting light generated from the second LED 16 to provide

The first unit optical cable 81 is connected to the front irradiation guide part 52 in the same way as the main part 31 of the first embodiment of the present invention. The second unit optical cable 81 is provided with a fourth coupling portion 84 into which a third coupling portion 94 can be fitted at an end connected to the irradiation area expansion unit 91 .

The second unit optical cable 81 is connected to the irradiation area expansion unit 91 by interfitting the third and fourth coupling units 94 and 84, respectively.

The second LED 16 of the light generator 100 is provided with a pair.

The first unit optical cable 81 is installed to form a straight line with the optical axis of the first LED 15 in the same manner as the first branching portion 32 of the first embodiment of the present invention. The second unit optical cable 82 is installed in a straight line with the optical axis of the second LED 16 in the same manner as the second branching portion 33 of the second embodiment of the present invention.

In the tooth whitening and gum treatment device using LED light according to the second embodiment of the present invention, when the user bites the biting part 53, the incident area expansion part 92 covers the front surface of the gum 2, and the second unit Light generated from the second LED 16 through the optical cable 82 passes through the incident area expansion unit 92 and is irradiated to the gum 2, thereby having an advantage of effectively treating the gum 2.

In addition, when the user bites the biting portion 53, the user's lips are guided forward along the light diffusing protrusions 93 as shown in FIG. 6, and the gap between the lips 3 and the gums 2 widens. At this time, the light diffusing protrusion 93 is inserted between the gum 2 and the lips 3 of the user. In this state, when light is incident to the incident area expansion unit 92, a part of the light incident to the incident area expansion unit 92 passes through the light diffusing protrusion 93 to the area between the gums 2 and the lips 3. It is investigated.

Through this configuration, the tooth whitening and gum treatment device using LED light according to the second embodiment of the present invention can irradiate light to the area between the lips 3 and the gums 2 through the light diffusing protrusions 93. This has the advantage of preventing the gums 2 from being covered by the lips and making the treatment of the gums 2 effective.

In addition, in the tooth whitening and gum treatment device using LED light according to the second embodiment of the present invention, the light incident to the front irradiation inducing unit 52 by the irradiation area dividing member 95 is irradiated to the gums 2, Light incident to the irradiation area expansion unit 92 is prevented from being irradiated to the teeth 1, so that light for a tooth whitening effect is irradiated to the gums 2 or light for a gum treatment effect is irradiated to the teeth 1 It has the advantage of preventing side effects that may be caused by

The present invention described above has been described with reference to an example shown in the drawings, but this is only exemplary, and those skilled in the art will understand that various modifications and equivalent other embodiments are possible therefrom. will be. Therefore, the scope of true technical protection of the present invention should be determined by the technical spirit of the appended claims.

1: teeth 2: gums
10, 100: light generating unit 15, 16: first, 2 LED
30, 80: cable 50, 90: optical induction unit
51, 91: main body 60: reflection induction unit

Claims (5)

a light generator including a first LED for irradiating light for whitening teeth and a second LED for generating light for treating gums;
an optical cable having one side connected to the light generator and transmitting the light generated from the light generator to the other side;
A body formed in a shape that can be bitten by teeth, one side connected to the other side of the optical cable, and a body formed of a transparent material so that the light transmitted through the optical cable can be directed toward the teeth or gums, and the light irradiated to the back surface of the teeth or gums A tooth whitening and gum treatment device using LED light, characterized in that it comprises a light induction unit including a reflection induction unit installed on the other side of the main body to increase the amount of light and reflecting light toward the rear surface of the teeth or gums. . According to claim 1,
The tooth whitening and gum treatment device using LED light, characterized in that one side facing the one side of the reflection induction unit is formed convexly. According to claim 1,
The optical cable includes a first unit optical cable for transmitting light generated from the first LED and a pair of second unit optical cables for transmitting light generated from the second LED,
The main body is formed in a plate shape so as to cover the front surface of the teeth, and one side thereof is connected to the first unit optical cable, a front irradiation guide part, an engagement part extending from the other side of the front irradiation guide part and capable of being bitten by teeth, and the front surface of the gum. A pair of irradiation area expansion units extending upwards and downwards from the front irradiation guiding unit and connected to the second unit optical cable, respectively, so as to cover
The tooth whitening and gum treatment device using LED light, characterized in that the reflection induction unit is installed at the end of the biting portion. According to claim 3,
The light guiding unit is configured to prevent the front irradiation guiding unit from irradiating the light incident to the front irradiation guiding unit to the irradiation area expanding unit or from irradiating the light incident to the irradiation area expanding unit to the front irradiation guiding unit. A tooth whitening and gum treatment device using LED light, characterized in that it further comprises a pair of radiation area partitioning members installed between them. According to claim 3,
The main body further comprises a light diffusing protrusion protruding from the irradiation area extending portion so that the irradiation area of the light incident to the irradiation area expanding portion extends between the lips and the gums. Device.

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