KR102154573B1 - Dental CR Scanner having a function of X-ray image display - Google Patents

Abstract

The present invention relates to a computing x-ray scanner device, and more particularly, to a CR scanner having an image display function.
A CR scanner having an image display function according to an embodiment of the present invention includes a case portion; A laser module for generating a laser; A mirror block for controlling the direction of the laser by reflecting the laser light generated by the laser module; An F-theta lens module comprising a plurality of lenses and through which laser light reflected from the mirror block passes; An optical amplifier module for amplifying light reflected from the image plate after passing through the F-theta lens module; An image plate tray on which the image plate is placed; A tray driving unit for driving the image plate tray; A mirror block driver for driving the mirror block; An image processing unit that generates an image of the image plate by using the light amplified by the optical amplifier module; A display unit for displaying an X-ray image generated by the image processing unit; And an apparatus control unit for controlling the operation of the laser module, the mirror block, the optical amplifier, the tray driving unit, the mirror block driving unit, the image processing unit, and the display unit.

Description

Dental CR Scanner having a function of X-ray image display

The present invention relates to a computing x-ray scanner device, and more particularly, to a CR scanner having an image display function.

In dentistry, various x-ray devices such as standard x-ray devices, dental CT devices, and cephalo devices are used for treatment. In particular, an intraoral x-ray imaging device that inserts an intraoral sensor inside the tooth and radiates an X-ray from the outside to take an X-ray image is also one of the frequently used devices.

The intraglobular sensor is a small sensor that usually enters the oral cavity and is also called an image plate. After X-rays are taken with such an image plate, equipment to check the spirituality of the X-rays taken on this image plate is required, and a CR scanner (Computed Radiography Scanner), which is a device for reading images from the image plate, which is an intraoral sensor, and A personal computer is required to process and display the image read from the CR scanner, which is such a reading device.

When the user wants to check the X-ray image, such a reading device is required, and software for processing the image read from the reading device is installed on the personal computer, and the X-ray image processed by the personal computer is transferred to a monitor connected to the personal computer. It is checked through the display device.

However, in the case of such a conventional device, since a CR scanner, a personal computer, and a display device connected thereto must be separately provided in order to check the X-ray image, reading, image processing, and image display of the X-ray image are all in one device. There was a need to provide.

The present invention was devised to solve the above problems, and according to the present invention, reading, image processing, and image display of an X-ray image can all be performed in one device when checking an X-ray image photographed on an image plate. CR scanner is provided.

A CR scanner having an image display function according to an embodiment of the present invention includes a case portion; A laser module for generating a laser; A mirror block for controlling the direction of the laser by reflecting the laser light generated by the laser module; An F-theta lens module comprising a plurality of lenses and through which laser light reflected from the mirror block passes; An optical amplifier module for amplifying light reflected from the image plate after passing through the F-theta lens module; An image plate tray on which the image plate is placed; A tray driving unit for driving the image plate tray; A mirror block driver for driving the mirror block; An image processing unit that generates an image of the image plate by using the light amplified by the optical amplifier module; A display unit for displaying an X-ray image generated by the image processing unit; And an apparatus control unit for controlling the operation of the laser module, the mirror block, the optical amplifier module, the tray driving unit, the mirror block driving unit, the image processing unit, and the display unit.

In a preferred embodiment, the display unit may include a display panel for displaying an X-ray image generated by the image processing unit; And operation buttons for manipulating an image displayed on the display panel.

In a preferred embodiment, the display panel is implemented as a touch screen.

In a preferred embodiment, the display panel includes: a rotation selection area for rotating the X-ray image; And a flip selection area for flipping the X-ray image; is displayed, and the image processing unit generates a rotation image of the X-ray image and displays it on the display panel when the rotation selection area is selected by a user's touch operation, When the flip selection area is selected by a user's touch operation, the X-ray image is flipped and displayed on the display panel.

In a preferred embodiment, the display panel displays an array position selection area that allows the user to select an image of an area in which the displayed X-ray image is an image of a tooth arrangement in the arch, and the image processing unit Accordingly, when a selection region corresponding to a specific position in the tooth arrangement in the arch is selected, an image rotated by a predetermined rotation angle with respect to the region selected by the user in the X-ray image is generated and displayed on the display panel.

In a preferred embodiment, the arrangement position selection area is characterized in that it consists of a plurality of blocks.

In a preferred embodiment, the plurality of blocks are arranged such that a plurality of blocks corresponding to the upper teeth are positioned at the top, and a plurality of blocks corresponding to the lower teeth are positioned at the bottom.

In a preferred embodiment, a plurality of intermediate blocks are disposed on the left and right between the upper blocks and the lower blocks, and when the intermediate blocks are selected, the image processing unit And rotating the X-ray image by a rotation angle corresponding to the X-ray image of the intersecting surface to be provided to the display panel.

In a preferred embodiment, the image processing unit allows the user to set an angle to rotate with respect to the region selected by the user in the X-ray image when a selection region corresponding to a specific position in the tooth arrangement in the arch is selected by the user's touch operation. A screen for setting a rotation angle of a selected area to be configured is generated and provided to the display unit.

In a preferred embodiment, the image processing unit is characterized in that when the scanning of the image plate is completed, the scanned image is automatically displayed.

According to the present invention, in checking an X-ray image photographed on an image plate, since reading, image processing, and image display of an X-ray image are all performed in one device, it is possible to check an X-ray image with only one CR scanner. have.

In addition, according to the present invention, when the user checks the X-ray image, the user selects the region of the tooth on which the X-ray image was photographed and rotates the image with only the optimal rotation angle for the region. It has the advantage of checking.

1 is a diagram for explaining the principle of obtaining an X-ray image signal from an image plate,
2 is a view showing the configuration of a dental CR scanner having an image display function according to an embodiment of the present invention,
3 is a view showing the configuration of the optical amplifier module of FIG. 2,
4 is a view for explaining the configuration of the optical system of FIG. 2,
5 is a diagram showing an implementation example of the configuration of an optical amplifier module,
6 is a view showing an implementation example of a dental CR scanner having an image display function according to an embodiment of the present invention,
7 is a view showing an example of displaying an image in a dental CR scanner having an image display function according to an embodiment of the present invention,
8 is a view showing another example of displaying an image in a dental CR scanner having an image display function according to an embodiment of the present invention,
9 is a diagram illustrating an example of a screen displayed on a display panel according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings with respect to an embodiment of the present invention will be described the configuration and operation.

It should be noted that the same components among the drawings are denoted by the same reference numerals and reference numerals as much as possible even if they are indicated on different drawings. In the following description of the present invention, when it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, a detailed description thereof will be omitted. In addition, when a part "includes" a certain component, it means that other components may be further included rather than excluding other components unless specifically stated to the contrary.

In addition, terms or words used in the present specification and claims should not be interpreted in a conventional and dictionary meaning, and that the inventors can appropriately define the concept of terms in order to explain their own invention in the best way. Based on the principle, it should be interpreted as a meaning and concept consistent with the technical idea of the present invention. Therefore, the embodiments described in the present specification and the configurations shown in the drawings are only preferred embodiments of the present invention, and do not represent all the technical spirit of the present invention, and various equivalents that can replace them at the time of application There may be modifications and examples, and the scope of the present invention is not limited to the following embodiments.

1 is a diagram for explaining the principle of obtaining an X-ray image signal from an image plate, FIG. 2 is a view showing the configuration of a dental CR scanner having an image display function according to an embodiment of the present invention, and FIG. 2 is a diagram showing the configuration of the optical amplifier module of FIG. 2, FIG. 4 is a diagram for explaining the configuration of the optical system of FIG. 2, FIG. 5 is a view showing an implementation example of the configuration of the optical amplifier module, and FIG. 6 is A diagram showing an implementation example of a dental CR scanner having an image display function according to the embodiment.

The dental CR scanner having an image display function according to an embodiment of the present invention includes a case unit 900, a laser module 210, a mirror block 230, an F-theta lens module 240, and an optical amplifier module 220. It is composed of an optical device 200, an image plate tray 310, a tray driving unit 320, a mirror block driving unit 231, an image processing unit 600, a display unit 700, and a device control unit 500.

An image plate insertion part 910 into which the image plate 300 is inserted is provided in the case part 900. When the laser module 210 generates a laser, the mirror block 230 controls the direction of the laser by reflecting the generated laser light. The F-theta lens module 240 is composed of a plurality of lenses, and the laser light is passed through the laser light reflected from the mirror block 230, and the optical amplifier module 220 includes the F-theta lens module ( It is to amplify the light reflected from the image plate 300 after passing through 240).

The optical amplifier module 220 includes a light blocking cap 221, an optical amplifier 222, an optical band pass filter 223, a reflector 224, and an optical amplifier housing 225.

The image plate tray 310 is a tray in which the image plate 300 inserted through the image plate insertion unit 910 is placed, and is moved back and forth, left and right by the drive of the tray driving unit 320. The tray driving unit 320 drives the image plate 300 back and forth so that the image plate 300 inserted into the image plate insertion unit 910 is inserted into the device so that the captured image can be read out, and By driving, the image of the image plate 300 can be read line by line.

The mirror block driver 231 drives the mirror block 230 to change the reflection angle of the mirror block 230, and the image processing unit 600 uses the light amplified by the optical amplifier module 220. An image of the image plate 300 is generated, and the display unit 700 displays an X-ray image generated by the image processing unit 600 to a user.

The device control unit 500 includes the laser module 210, the mirror block 230, the optical amplifier module 220, a tray driving unit 320, a mirror block driving unit 231, an image processing unit 600, and a display unit 700. ) To control the operation.

When the image plate 300 is irradiated with X-rays that have passed through the subject, the energy level of the image plate 300 is changed by an excitation phenomenon, so that the image signal is stored in the image plate 300.

Referring to FIG. 1, in order to obtain the stored X-ray image signal, first, a laser is irradiated onto the image plate 300 by the laser module 210. When the laser is irradiated on the image plate 300, the energy level is changed, and since the image plate 300 is changed to a chemically unstable state, energy (visible light) is emitted to go to a stable state. In an embodiment of the present invention, the laser irradiated by the laser module 210 is a red laser having a wavelength of 660 nm, and visible light generated in step 2 is a purple light having a wavelength of 400 nm. In the image plate 300, not only 400 nm of light is generated, but 660 nm of laser is also reflected, so an optical band pass filter that allows only 400 nm of light to pass is installed at the front of a photomultiplier tube (PMT).

7 is a diagram showing an example of displaying an image in a dental CR scanner having an image display function according to an embodiment of the present invention, and FIG. 8 is a diagram illustrating an example in which an image is displayed in a dental CR scanner having an image display function according to an embodiment of the present invention. A diagram showing another example of displaying an image, and FIG. 9 is a diagram illustrating an example of a screen displayed on a display panel according to an embodiment of the present invention.

The display unit 700 includes a display panel 710 on which an X-ray image generated by the image processing unit 600 is displayed, and operation buttons 720 for manipulating an image displayed on the display panel 710. .

Referring to FIG. 8, in an embodiment of the present invention, the buttons 720 include a scan button, an image button, and a setting button. When the scan button is pressed, scanning starts, and when the image button is pressed, a screen for displaying images and various settings for the image is provided, and when the setting button is pressed, a screen for inputting various setting values for the CR scanner device is displayed. Is provided.

In an embodiment of the present invention, the display panel 710 is implemented as a touch screen, and the display panel 710 includes a rotation selection area R100 for rotating the X-ray image, and a flip selection area for flipping the X-ray image. When the user wants to rotate or flip the image by displaying (R200), the function is implemented to operate by touching these buttons.

When the user's touch operation is recognized on the touch screen, the image processing unit 600 generates a rotation image of the X-ray image or flips the image when the rotation selection area R100 is selected by the user's touch operation. When the flip selection area R200 is displayed on the display panel 710 and the flip selection area R200 is selected by a user's touch operation, the X-ray image is flipped and displayed on the display panel 710.

Here, the flipped image refers to an image that appears when the original image is projected on a mirror in an up-down or left-right direction, and refers to an image that shows the image by flipping it.

In an exemplary embodiment of the present invention, an array position selection area R300 that allows the user to select an image of an area in which the X-ray image photographed on the image plate 300 on the display panel 710 is an image in a position in the tooth arrangement in the arch. Is implemented to display.

The arrangement position selection area R300 is made of a plurality of blocks, and in an embodiment of the present invention, the plurality of blocks includes a plurality of blocks corresponding to upper teeth, and a plurality of blocks corresponding to the lower teeth. It is arranged to be positioned at the bottom, and in particular, additional blocks for selecting to display around the mating surface of the molars are disposed on the left and right between the blocks positioned at the top and the blocks positioned at the bottom.

Referring to FIG. 9, seven blocks R310 corresponding to upper teeth of the upper jaw are positioned above the arrangement position selection region R300, of which three blocks are blocks corresponding to the canine portions of the upper jaw, The two blocks on the right are blocks corresponding to the left molar part of the upper jaw, and the two blocks on the left are blocks corresponding to the right molar part of the maxilla.

In the image of the tooth that is photographed and stored on the image plate 300, the angle of the tooth that the user wants to see is different depending on whether the image is a molar tooth or a canine tooth, thus corresponding to the angle of the tooth that the dentist wants to see. Therefore, the X-ray image photographed on the image plate 300 needs to be rotated. In the embodiment of the present invention, the angle to be rotated is preset according to the region of each tooth, and when the user selects the corresponding tooth region, a preset The image is rotated by a rotation angle corresponding to the tooth area and displayed to the user.

For example, if the image captured by the current image plate 300 is the image of the upper canine teeth, the user recognizes that the image of the upper canine teeth is the image of the upper canine teeth in the array position selection area R300. If any one of the blocks located in the middle among the upper blocks R310 corresponding to the region is selected, the image processing unit 600 displays the image by a preset rotation angle at an optimal angle for a certain region of the upper canine. It is rotated and shown to the user.

As another example, if the image captured by the current image plate 300 is the image of the left molar of the mandible, after the user recognizes that the image is of the left molar of the mandible, the lower block in the array position selection area R300 If any one of the two blocks on the right, which is the blocks corresponding to the region of the left molar of the mandible, is selected among the fields R320, the image processing unit 600 presets an optimal angle with respect to a certain region of the lower right molar. The image is rotated by the rotation angle and displayed to the user. In this case, as shown in the left screen of FIG. 9, the entire X-ray image of the teeth including the root and crown of the mandibular right molar is displayed.

If the user wants to check the X-ray image of the upper and lower right molars rather than the entire image including the periodontal and crown of the mandibular right molars, rather than the image of the periodontal region, the array position selection area ( When the left block is selected from the center blocks R330 in R300), the image processing unit 600 determines the crown and interlocking surface of the maxillary and mandible right molars by a predetermined rotation angle. The video is rotated and shown to the user.

The CR scanner having an image display function according to an embodiment of the present invention may be implemented to pre-set and store the optimal rotation angle for each region of the tooth described above, or to provide the user with the rotation angle of the image for each region of the tooth. The image processing unit 600 generates a rotation angle setting screen window (not shown) that allows input of, and displays it on the display panel 710 of the touch screen type, and rotates for each area of the user's teeth. It can also be implemented so that the angle can be directly input and set.

Therefore, the user can use the rotation angle of the image already set and stored in the CR scanner as it is. If there is a rotation angle that he or she wants, the rotation angle setting screen is displayed and the desired rotation angle is directly input and saved in the device. You can also change the rotation angle already stored.

When the scanning of the image plate 300 is completed, the image processing unit 600 automatically displays the scanned image.

100: CR scanner 200: optical device
210: laser module 220: optical amplification module
230: mirror block 240: F-theta lens module
221: shading cap 222: optical amplifier
223: optical band pass filter 224: reflector
225: optical amplifier housing 231: mirror block driving unit
300: image plate 310: image plate tray
320: tray driving unit 500: device control unit
600: image processing unit 700: display unit
900: case part

Claims (10)

Case part;
A laser module for generating a laser;
A mirror block for controlling the direction of the laser by reflecting the laser light generated by the laser module;
An F-theta lens module comprising a plurality of lenses and through which laser light reflected from the mirror block passes;
An optical amplifier module for amplifying light reflected from the image plate after passing through the F-theta lens module;
An image plate tray on which the image plate is placed;
A tray driving unit for driving the image plate tray;
A mirror block driver for driving the mirror block;
An image processing unit that generates an image of the image plate by using the light amplified by the optical amplifier module;
A display unit for displaying an X-ray image generated by the image processing unit; And
A device control unit for controlling the operation of the laser module, the mirror block, the optical amplifier module, the tray driving unit, the mirror block driving unit, the image processing unit, and the display unit; and
The display unit may include a display panel that displays an X-ray image generated by the image processing unit and is implemented as a touch screen; And operation buttons for manipulating an image displayed on the display panel,
On the display panel, an array position selection area is displayed to allow selection of an image of an area in which the displayed X-ray image is an image of a position in the tooth array in the arch,
The image processing unit generates an image rotated by a predetermined rotation angle with respect to the region selected by the user in the X-ray image when a selection region corresponding to a specific position in the tooth arrangement in the arch is selected by a user's touch operation, and the display panel Dental CR scanner having an image display function, characterized in that displayed on.
delete delete The method of claim 1,
In the display panel,
A rotation selection area for rotating the X-ray image; And
A flip selection area for flipping the X-ray image; is displayed,
The image processing unit,
When the rotation selection area is selected by a user's touch operation, a rotation image of the X-ray image is generated and displayed on the display panel,
When the flip selection area is selected by a user's touch operation, the X-ray image is flipped and displayed on the display panel.
delete The method of claim 1,
The array position selection area is a dental CR scanner having an image display function, characterized in that consisting of a plurality of blocks.
The method of claim 6,
The plurality of blocks is a dental CR scanner having an image display function, characterized in that arranged so that a plurality of blocks corresponding to the upper teeth of the upper jaw and a plurality of blocks corresponding to the lower teeth of the lower jaw.
The method of claim 7,
A plurality of intermediate blocks are disposed on the left and right between the upper blocks and the lower blocks,
When the intermediate blocks are selected, the image processing unit rotates the x-ray image by a rotation angle corresponding to the x-ray image of the crown and intersecting surface of the maxillary and mandibular molar teeth and provides it to the display panel. Dental CR scanner.
The method of claim 1,
The image processing unit allows the user to set an angle to rotate with respect to the region selected by the user in the X-ray image when a selection region corresponding to a specific position in the tooth arrangement in the arch is selected by the user's touch operation. A dental CR scanner having an image display function, characterized in that the setting screen is generated and provided to the display unit.
The method of claim 1,
The dental CR scanner having an image display function, wherein the image processing unit automatically displays the scanned image when scanning of the image plate is completed.

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