KR102316635B1 - Tooth diagnosis system - Google Patents

Abstract

The present invention receives the dental image transmitted from the QLF (Quantitative Light Fluorescence) device and the QLF device for taking a dental image based on the reflected light reflected from the tooth by irradiating light in the visible region, and the tooth image and Provided is a dental diagnosis system including a mobile terminal for generating and displaying dental state information by analyzing stored previous dental images.

Description

Dental diagnosis system {TOOTH DIAGNOSIS SYSTEM}

The present invention relates to a dental diagnosis system, and more particularly, to a dental diagnosis system in which a user can easily check a dental condition.

Even when the examination and palpation method, one of the diagnostic methods for intraoral disease, and the existing diagnostic method are used together, the actual sensitivity to detect early caries on the occlusal surface is less than 20%, and the In only 30% of cases.

Accordingly, devices for the diagnosis of early caries lesions using light of a specific wavelength have been studied since a Swedish research team first discovered that a clear distinction between early caries and normal hemorrhoids was possible using light of a wavelength of 488 nm. .

However, since these devices are used only by dental professionals, the accessibility of individual patients is very low, and the disadvantages are that they require a lot of space in terms of size and volume. Because it is greatly affected by , for example, diagnostic specificity, such as difficulty in distinguishing between simple biofilm and dental caries, was low, and there were inconveniences due to the additional use of plaque dye.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a dental diagnosis system that allows a user to directly check a dental condition.

The objects of the present invention are not limited to the above-mentioned objects, and other objects and advantages of the present invention not mentioned may be understood by the following description, and will be more clearly understood by the examples of the present invention. Moreover, it will be readily apparent that the objects and advantages of the present invention may be realized by the means and combinations thereof indicated in the claims.

A dental diagnosis system according to an embodiment of the present invention includes: a Quantitative Light Fluorescence (QLF) device that irradiates light in a visible ray region and takes a dental image based on reflected light reflected from the teeth; and a mobile terminal that receives the dental image transmitted from the QLF device, and analyzes the dental image and the stored previous dental images to generate and display dental state information.

In addition, the QLF device, the LED module for irradiating the light; an image sensor module for photographing the tooth image according to the reflected light;

a communication module for transmitting the dental image to the mobile terminal; and a control module for controlling the communication module to irradiate the light by controlling the LED module, and to transmit the dental image to the mobile terminal when the dental image is input.

In addition, the image sensor module, a fisheye lens; an image sensor for photographing the tooth image according to the reflected light introduced through the fisheye lens; and a filter for preventing fogging in the oral cavity in which the tooth is located, wherein the filter may be an anti-fork-coated anti-reflection filter or a polarizing filter.

Also, when receiving the tooth image, the mobile terminal may analyze the tooth image and the previous tooth images through a preset tooth analysis application to generate and display the tooth state information.

In addition, the QLF device is a first tooth image corresponding to the first reflected light reflected after irradiating light of a first wavelength and corresponding to the second reflected light reflected after irradiating light of a second wavelength different from the first wavelength A second tooth image may be photographed, and the tooth image obtained by mixing the first and second tooth images may be transmitted to the mobile terminal.

In addition, the QLF device, the LED module for irradiating the light of the first and second wavelengths; an image sensor module for photographing the first and second tooth images corresponding to the first and second reflected light; a communication module for transmitting the dental image to the mobile terminal; and controlling the LED module so that light of the first and second wavelengths is sequentially irradiated, and controlling the communication module to generate the dental image by mixing the first and second dental images and transmit them to the mobile terminal It may include a control module that

In addition, the mobile terminal may analyze the tooth image and the previous tooth images corresponding to the first and second wavelengths to generate the tooth condition information on whether the tooth has tartar, cavities and discoloration. .

The dental diagnosis system according to the present invention has the advantage that the user himself can easily take a dental image without a mirror using the QLF device and check it with a mobile terminal.

In addition, the dental diagnosis system according to the present invention has an advantage in that the user can visually check the current dental state by analyzing the dental image and previous dental images received by the mobile terminal to generate and display dental state information.

In addition to the above-described effects, the specific effects of the present invention will be described together while describing specific details for carrying out the invention below.

1 is a system block diagram schematically illustrating a dental diagnosis system according to the present invention.
FIG. 2 is a control block diagram illustrating a first embodiment of a control configuration of the QLF device shown in FIG. 1 .
FIG. 3 is a diagram illustrating a first embodiment of the QLF device shown in FIG. 1 .
FIG. 4 is a diagram illustrating a second embodiment of a QLF device different from that of FIG. 3 .
5 is a control block diagram showing a second embodiment of the control configuration of the QLF device shown in FIG.

It should be noted that, in the following description, only parts necessary for understanding the embodiments of the present invention are described, and descriptions of other parts will be omitted so as not to obscure the gist of the present invention.

The terms or words used in the present specification and claims described below should not be construed as being limited to their ordinary or dictionary meanings, and the inventors have appropriate concepts of terms in order to best describe their inventions. It should be interpreted as meaning and concept consistent with the technical idea of the present invention based on the principle that it can be defined in Accordingly, the embodiments described in this specification and the configurations shown in the drawings are only preferred embodiments of the present invention, and do not represent all of the technical spirit of the present invention, so various equivalents that can be substituted for them at the time of the present application It should be understood that there may be variations and variations.

Hereinafter, embodiments of the present invention will be described in more detail with reference to the accompanying drawings.

1 is a system block diagram schematically illustrating a dental diagnosis system according to the present invention.

Referring to FIG. 1 , the dental diagnosis system 100 may include a mobile terminal 110 and a Quantitative Light Fluorescence (QLF) device 150 .

The mobile terminal 110 may perform wireless or wired communication with the QLF device 150 . That is, the mobile terminal 110 may receive the tooth image T transmitted from the QLF device 150 .

The mobile terminal 110 may store the dental image T in real time, and may store the dental image T at set time intervals, but is not limited thereto. The tooth image T may be a photo or a moving picture.

When the tooth analysis application is executed by the user, the mobile terminal 110 may provide the tooth image T and pre-stored previous tooth images PT to the tooth analysis application. The tooth analysis application may perform all analysis in the mobile terminal 110 itself, or transmit data such as a tooth image T to a separate server (not shown) and then receive the analysis result. The analysis result may be tooth condition information TF, which will be described later.

Thereafter, the mobile terminal 110 may generate the tooth condition information TF analyzed by the tooth analysis application, and display the tooth condition information TF so that the user can visually confirm it.

Here, the tooth condition information TF may include current status and progress status for dental caries, hygiene status of the tooth surface, and tooth decay, but is not limited thereto.

The QLF device 150 is carried by the user and is directly or indirectly connected to the mobile terminal 110 , and may transmit a dental image T obtained by photographing the teeth in the user's oral cavity to the mobile terminal 110 .

A detailed description of the QLF device 150 will be described later with reference to FIG. 2 .

The QLF device 150 may take a tooth image T based on the reflected light reflected from the tooth by irradiating light in the visible ray region.

The dental diagnosis system 100 according to the present invention captures a tooth image T using the highly portable QLF device 150 and checks the tooth condition information TF displayed on the mobile terminal 110, so that the user It has the advantage of being able to self-diagnose the current dental condition of

2 is a control block diagram showing a control configuration of the QLF device shown in FIG. 1, and FIG. 3 is a diagram showing a first embodiment of the QLF device shown in FIG.

2 and 3 , the QLF device 150 may include an input module 161 , an LED module 163 , an image sensor module 165 , a communication module 167 , and a control module 169 . .

Here, the QLF device 150 may include a mirror 152 that transmits the reflected light reflected from the teeth to the user's eyes so that the user can check the tooth image T or the teeth.

The input module 161 is an irradiation command (input1) so that light is irradiated from the LED module 163, a photographing command (input2) to take a tooth image (T) from the image sensor module 165, and the mobile terminal 110. A transmission command input3 may be input so that the image T is transmitted.

In an embodiment, the input module 161 may input other commands in addition to the above-described irradiation command (input1), photographing command (input2), and transmission command (input3), but is not limited thereto.

The LED module 163 may include at least one LED 171 and a driving unit 173 .

Here, the at least one LED 171 may irradiate the blue light in the visible ray region, but is not limited thereto.

The driving unit 173 may supply the driving power vd so that the light is emitted from the at least one LED 171 , and may be directly generated in the control module 169 , but is not limited thereto.

The image sensor module 165 may include a lens 175 , an image sensor 177 , and a filter 179 .

The lens 175 may be a fisheye lens. Hereinafter, it is assumed that the lens 175 is a fisheye lens 175 and will be described. The fisheye lens 175 may widen a photographing angle for teeth located in the user's mouth. That is, the fisheye lens 175 may widen a photographing range of the tooth image T photographed by the image sensor 177 by widening the wide angle through which the reflected light is introduced into the image sensor 177 .

The image sensor 177 may be a CCD image sensor, and other image sensors may be applied. The image sensor 177 may capture the tooth image T according to the reflected light flowing through the fisheye lens 175 .

The reflected light is the light emitted from the LED module 163 is reflected from the tooth, and the fisheye lens 175 may block external light introduced from the outside in addition to the reflected light.

The filter 179 may prevent fogging due to breath flowing out of the oral cavity, and the reflected light may be introduced into the fisheye lens 175 without loss. The filter 179 may include an anti-fork-coated anti-reflection filter or a polarizing filter, but is not limited thereto.

The communication module 167 may perform wired and wireless communication with the mobile terminal 110 , and may transmit the tooth image T to the mobile terminal 110 . For example, the communication module 167 may transmit the tooth image T to the mobile terminal 110 in real time or at a set time interval by performing Bluetooth communication, Wi-Fi communication, or the like.

The control module 169 may control operations of the input module 161 , the LED module 163 , the image sensor module 165 , and the communication module 167 .

When an irradiation command input1 is input from the input module 161 , the control module 169 may output a first control signal sc1 so that light is irradiated from the LED module 163 . In addition, when a photographing command input2 is input from the input module 161 , the control module 169 may output a second control signal sc2 so that the image sensor module 165 captures the tooth image T. . Thereafter, the control module 169 may output a third control signal sc3 when a transmission command input3 is input from the input module 161 .

In an embodiment, the QLF device 150 may be carried by a user, and may be directly connected to the mobile terminal 110, or may transmit a dental image T using wireless communication, but is not limited thereto. .

4 is a diagram illustrating a second embodiment of a QLF device different from that of FIG. 3 .

Referring to FIG. 4 , the QLF device 150 may include a connector 153 connected to the data terminal of the mobile terminal 110 in a bellows type.

That is, the QLF device 150 shown in FIG. 4 is directly connected using the mobile terminal 110 and the connector 153 , and can directly transmit the dental image T to the data terminal of the mobile terminal 110 .

In the QLF device 150 , the input module 161 may be exposed to photograph the tooth image T. In addition, the QLF device 150 has a communication module 167 and a control module 169 built-in in the main body, and the image sensor module 163 can be inserted into the oral cavity, or a tooth image T can be taken outside the oral cavity.

5 is a control block diagram showing a second embodiment of the control configuration of the QLF device shown in FIG.

Referring to FIG. 5 , the dental diagnosis system 200 may include a mobile terminal 210 and a Quantitative Light Fluorescence (QLF) device 250 .

The mobile terminal 210 may perform wireless or wired communication with the QLF device 250 . That is, the mobile terminal 210 may receive the tooth image T transmitted from the QLF device 250 .

The mobile terminal 210 may store the tooth image T in real time, and may store the tooth image T at set time intervals, but is not limited thereto. The tooth image T may be a photo or a moving picture.

When the tooth analysis application is executed by the user, the mobile terminal 210 may provide the tooth image T and pre-stored previous tooth images PT to the tooth analysis application. The tooth analysis application may execute all analysis in the mobile terminal 210 itself, or transmit data such as a tooth image T to a separate server (not shown) and then receive the analysis result. The analysis result may be tooth condition information TF, which will be described later.

Thereafter, the mobile terminal 210 may generate the tooth condition information TF analyzed by the tooth analysis application, and display the tooth condition information TF so that the user can visually confirm it.

Here, the tooth condition information TF may include current status and progress status for dental caries, hygiene status of the tooth surface, and tooth decay, but is not limited thereto.

The QLF device 250 is carried by the user, and is directly or indirectly connected to the mobile terminal 210 , and may transmit a dental image T obtained by photographing the teeth in the user's oral cavity to the mobile terminal 210 .

The QLF device 250 may include an input module 261 , an LED module 263 , an image sensor module 265 , a communication module 267 , and a control module 269 .

The input module 261 is an irradiation command (input1) for sequentially irradiating light of the first and second wavelengths from the LED module 263, and the first and second tooth images (T1, T2) from the image sensor module 265 It is possible to input a transmission command (input3) so that the photographing command (input2) and the tooth image (T) to be transmitted to the mobile terminal (210) to shoot.

In an embodiment, the input module 261 may input other commands in addition to the above-described irradiation command (input1), photographing command (input2), and transmission command (input3), but is not limited thereto.

The LED module 263 may include at least one LED 271 and a driving unit 273 .

Here, the at least one LED 271 may irradiate light of different first and second wavelengths in the visible ray region, but is not limited thereto.

In an embodiment, the light of the first and second wavelengths may be blue light and red light, and may have different wavelengths in the blue light, but is not limited thereto.

The driving unit 273 may supply the driving power vd so that the light of the first and second wavelengths is emitted from the at least one LED 271, and may be directly generated in the control module 269, and there is no limitation to this. do not leave

Since the image sensor module 265 has the same configuration as the image sensor module 165 shown in FIG. 3 , a detailed description thereof will be omitted.

Here, the image sensor module 265 may photograph the first and second tooth images T1 and T2 corresponding to the first and second reflected light reflected from the tooth with respect to the light of the first and second wavelength, respectively. .

The communication module 267 may perform wired and wireless communication with the mobile terminal 210 , and may transmit the tooth image T to the mobile terminal 210 .

The control module 269 may include an operation unit 269_1 , an image processing unit 269_2 , and a control unit 269_3 .

When an irradiation command input1 is input from the input module 261 , the operation unit 269_1 may output a first control signal sc1 so that light of first and second wavelengths is irradiated from the LED module 263 . .

Thereafter, when a photographing command input2 is input from the input module 261 , the operation unit 269_2 causes the image sensor module 265 to photograph the first and second tooth images T1 and T2 with a second control signal ( sc2) can be printed.

When the first and second tooth images T1 and T2 sequentially photographed by the image sensor module 265 are input, the image processing unit 269_2 is a dental image obtained by mixing the first and second tooth images T1 and T2. (T) can be created.

Here, the tooth image T is an image in which the first and second tooth images T1 and T2 are mixed, and may be expressed in colors corresponding to different wavelengths for the same part of the tooth.

Thereafter, the image processing unit 269_2 may transmit the tooth image T to the control unit 269_3 .

The control unit 269_3 outputs a third control signal sc3 when a transmission command input3 is input from the input module 261 , and transmits the tooth image T to the mobile terminal 210 . can be controlled

Features, structures, effects, etc. described in the above embodiments are included in at least one embodiment of the present invention, and are not necessarily limited to only one embodiment. Furthermore, features, structures, effects, etc. illustrated in each embodiment can be combined or modified for other embodiments by those of ordinary skill in the art to which the embodiments belong. Accordingly, the contents related to such combinations and modifications should be interpreted as being included in the scope of the present invention.

In addition, although the embodiment has been described above, it is only an example and does not limit the present invention, and those of ordinary skill in the art to which the present invention pertains are exemplified above in a range that does not depart from the essential characteristics of the present embodiment. It can be seen that various modifications and applications that have not been made are possible. For example, each component specifically shown in the embodiment can be implemented by modification. And differences related to such modifications and applications should be construed as being included in the scope of the present invention defined in the appended claims.

Claims (7)

A Quantitative Light Fluorescence (QLF) device that irradiates visible light and takes a dental image based on the reflected light reflected from the tooth; and
and a mobile terminal that receives the dental image transmitted from the QLF device, analyzes the dental image and the stored previous dental images to generate and display dental state information,
The QLF device has a connector for connecting to the data terminal of the mobile terminal in a bellows type,
The QLF device is a first tooth image corresponding to the first reflected light reflected after irradiating light of a first wavelength and a second corresponding to the second reflected light reflected after irradiating light of a second wavelength different from the first wavelength Taking a dental image, and transmitting the dental image, which is a mixture of the first and second dental images, to the mobile terminal,
The QLF device,
an LED module irradiating light of the first and second wavelengths;
an image sensor module for photographing the first and second tooth images corresponding to the first and second reflected light;
a communication module for transmitting the dental image to the mobile terminal;
Controlling the LED module so that the light of the first and second wavelengths is sequentially irradiated, and controlling the communication module to generate the dental image by mixing the first and second dental images to be transmitted to the mobile terminal control module; and
An irradiation command for sequentially irradiating the light of the first and second wavelengths from the LED module, a shooting command for shooting the first and second tooth images from the image sensor module, and the first and An input module for inputting a transmission command (input3) to transmit a second dental image,
The control module is
When the irradiation command is input from the input module, the LED module outputs a first control signal so that the light of the first and second wavelengths is irradiated, and when the photographing command is input from the input module, the image sensor module an operation unit for outputting a second control signal to take the first and second tooth images in the ; and
When the first and second tooth images sequentially photographed by the image sensor module are input, an image processing unit for generating the tooth image by mixing the first and second tooth images,
The dental image is expressed in colors corresponding to different wavelengths for the same part of the tooth among the first and second dental images. delete The method of claim 1,
The image sensor module,
fisheye lens;
an image sensor for photographing the tooth image according to the reflected light introduced through the fisheye lens; and
Including a filter to prevent fogging in the oral cavity where the teeth are located,
The filter is an anti-fork coated anti-reflection filter or a polarizing filter. The method of claim 1,
The mobile terminal, upon receiving the tooth image, analyzes the tooth image and the previous tooth images through a preset tooth analysis application to generate and display the tooth condition information. delete delete The method of claim 1,
The mobile terminal analyzes the dental image and the previous dental images to correspond to the first and second wavelengths, and generates the tooth condition information on whether the tooth has tartar, cavities and discoloration. .

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