KR20210086543A - Image output apparatus and endoscope apparatus using the same and image output method using the same - Google Patents

Abstract

The present invention relates to an image output apparatus, an endoscope apparatus using the same, and an image output method using the same. The image output apparatus comprises: a first lens unit through which light passes; a driving mirror unit reflecting the light passing through the first lens unit and adjusting an reflection angle by a mirror driving unit; a photo sensor unit generating an image by receiving the light reflected from the driving mirror unit; a second lens unit positioned between the driving mirror unit and the photo sensor unit; and an optical filter unit disposed on the front surface of the photo sensor unit to allow only light in a specific wavelength band to pass therethrough. Accordingly, an image by the light in a desired wavelength band among the lights of several wavelength bands is selected and output so that it is possible to selectively output the image. Accordingly, an image by light in a wavelength band caused by a specific disease can be selected and output among images taken by an endoscope so that the specific disease can be accurately diagnosed, thereby significantly reducing risk of misdiagnosis.

Description

Image output device, endoscope device using the same, and image output method using image output device {IMAGE OUTPUT APPARATUS AND ENDOSCOPE APPARATUS USING THE SAME AND IMAGE OUTPUT METHOD USING THE SAME}

The present invention relates to an image output apparatus, an endoscope apparatus using the same, and an image output method using the image output apparatus.

In general, an image output device converts light passing through a lens when photographing with a camera into an electrical signal using an image sensor such as CMOS or CCD, and outputs the converted light.

In addition, the image output device is applied to the endoscope system to provide an image of the inside of the human body to the doctor during surgery or examination, and the doctor can check the image.

However, the conventional image output apparatus has a problem in that it is not possible to select and receive an image by light of a desired wavelength band among light of several wavelength bands.

Accordingly, there is a problem in that there is a limit in confirming the disease with the image of the patient's organs in the endoscope system.

In other words, it is not possible to select and output an image by light in a wavelength band generated by a specific disease from among the images taken by the endoscope, and only the image taken in the general visible ray region checks the internal state of the organ. There was a problem in that it was not possible to easily determine the disease.

0001) Korean Patent Registration No. 1786840 "Image data transmission device and endoscope system including the same" (registered on October 11, 2017)

SUMMARY OF THE INVENTION An object of the present invention is to provide an image output device capable of selecting and outputting an image by light of a desired wavelength band among light of several wavelength bands, and an image output method using the same.

Another object of the present invention is to provide an endoscope apparatus and an image output method using the same, which can accurately determine a specific disease by selecting and outputting an image by light of a desired wavelength band among light of several wavelength bands.

In order to achieve the above object of the present invention, an embodiment of an image output device according to the present invention includes a first lens unit through which light passes, and the light passing through the first lens unit is reflected, and the reflection angle is adjusted by a mirror driving unit. Possible driving mirror unit, a photo sensor unit generating an image by receiving light reflected from the driving mirror unit, a second lens unit located between the driving mirror unit and the photosensor unit, and a specific position in front of the photo sensor unit It is characterized in that it includes an optical filter unit that passes only light in the wavelength band.

In the present invention, the driving mirror unit may be a micro-electro-mechanical system (MEMS) mirror or a galvanometer mirror.

In the present invention, the photo sensor unit may be a Geiger mode avalanche photo diode (GAPD).

An embodiment of the image output device according to the present invention is connected to a reflector operation control unit that scans a subject in a continuous dot shape by controlling the operation of the driving mirror unit, and the photo sensor unit to receive an image, and to control the angle of the reflector It may further include an image selection output unit for reconstructing an image as a 2D image for each wavelength by mapping the sensor data value of the photo sensor unit to the coordinates for the two-dimensional space through the control signal.

An embodiment of the image output device according to the present invention may further include an analog-to-digital converter (ADC) connected to the photo sensor unit and the image selection output unit to digitally convert the position signals of the X and Y axes of the photo sensor unit. have.

In the present invention, the driving mirror unit scans the subject in the form of continuous dots in the zigzag direction, and scans the object in the form of continuous dots in the diagonal direction from the final scan point in the zigzag direction to the first scan point in the zigzag direction to complete the scan on the subject can do.

In the present invention, the photo sensor unit may be provided with a filter insertion unit in which the optical filter unit is detachably inserted or a filter coupling unit in which the optical filter unit is detachably coupled, so that the optical filter unit can be configured in a replaceable manner.

In the present invention, the optical filter unit is a bandpass filter provided with a plurality of filters through which only light of different wavelengths passes, and the photosensor unit includes a plurality of photosensors through which light of a specific wavelength passing through the plurality of filters is incident. , the image selection output unit is connected to a plurality of the photo sensors to receive a point-shaped image from the plurality of photo sensors in real time, and coordinate data of the X and Y axes of the reflector to control the angle of the reflector and the analog to digital converter By mapping the sensor data values of the photo sensor unit digitally converted to the X-axis and Y-axis position signals through (ADC), the image is reconstructed into a 2D image for each wavelength, and the image of the subject is individually reconstructed for each wavelength in the photo sensor. can

In the present invention, the image selection output unit may simultaneously output or selectively output images of different wavelengths each reconstructed through the plurality of photosensors.

An embodiment of the endoscope apparatus according to the present invention can be inserted into a patient's body, and a light generating unit is located therein to irradiate a photographing probe unit for irradiating light to a photographing part in the body, and the photographing probe unit is irradiated and reflected by a subject An image output unit for outputting an image through the emitted light is characterized in that the image output unit is an embodiment of the image output device according to the present invention.

An embodiment of the image output method according to the present invention includes a subject scanning step of scanning a subject in a continuous dot shape while changing the angle of a reflector in up, down, left and right directions, and at least one photo sensor that responds only to a specific wavelength. The image forming step of forming an image on the photo sensor unit by continuously transferring one point of the scanned subject to the unit, and after the image forming step, the photo sensor unit is transferred to the coordinates for the two-dimensional space through the control signal for controlling the angle of the reflector. It characterized in that it comprises an image construction step of reconstructing an image for each wavelength into a 2D image by mapping sensor data values, and an image output step of selecting and outputting an image of a specific wavelength among the images configured in the image construction step.

In the present invention, in the scanning of the subject, the subject can be scanned in a continuous dot shape by rotating the reflector up, down, left, and right using a micro-electro-mechanical system (MEMS) mirror or a galvano mirror to adjust the reflection angle. .

In the present invention, the subject scanning step includes a first scan process of scanning a subject in a continuous dot shape in a zigzag direction, and a diagonal direction from the last scan point of the first scan process to the first scan point of the first scan process. It may include a second scanning process of completing the scan of the subject by scanning in the form of dots.

In the present invention, the image configuration step includes the process of digitally converting the sensor data values of the photo sensor unit into X-axis and Y-axis position signals with an analog-to-digital converter (ADC), and the X-axis and Y-axis of the reflector to control the angle of the reflector. The image may be reconstructed by mapping the coordinate data of the axis and the sensor data values of the photosensor unit digitally converted to the X-axis and Y-axis position signals through the analog-to-digital converter (ADC).

In the present invention, the photo sensor unit includes a plurality of photo sensors through which light passing through each filter of a band pass filter provided with a plurality of filters passing light of different wavelengths is incident, and the subject scanning step includes a plurality of photos The light in the form of dots is continuously transmitted to each sensor, and in the image forming step, an image for each wavelength may be continuously formed by a plurality of photo sensors.

In the present invention, the image constructing step continuously receives the dot-shaped images formed in real time from a plurality of the photo sensors, and individually reconstructs the images for each wavelength received from each photo sensor, and the image output step includes: Images for each wavelength may be simultaneously output, or only some images for each wavelength from among a plurality of images for each wavelength may be selected and output.

The present invention has the effect of selectively outputting an image by selecting and outputting an image by light of a desired wavelength band among light of several wavelength bands.

The present invention has the effect of lowering the risk of misdiagnosis by selecting and outputting an image by light in a wavelength band generated by a specific disease among images photographed by an endoscope to accurately determine a specific disease.

In addition, the present invention has the effect of simultaneously obtaining several images for each wavelength of light.

1 is a schematic diagram showing an embodiment of an image output apparatus and an endoscope apparatus using the same according to the present invention.
2 is a schematic view showing an embodiment of the driving mirror unit in the image output apparatus and the endoscope apparatus using the same according to the present invention.
3 is a schematic diagram showing an example of scanning a subject in the image output apparatus and the endoscope apparatus using the same according to the present invention.
4 to 8 are views illustrating a process of scanning a subject in the image output apparatus and the endoscope apparatus using the same according to the present invention.
9 is a flowchart illustrating an embodiment of an image output method according to the present invention.

The present invention will be described in more detail.

A preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings as follows. Prior to the detailed description 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 conventional or dictionary meanings. Therefore, the configuration shown in the embodiments and drawings described in the present specification is only the most preferred embodiment of the present invention and does not represent all the technical spirit of the present invention, so at the time of the present application, various It should be understood that there may be equivalents and variations.

1 is a schematic diagram showing an embodiment of an image output apparatus and an endoscope apparatus using the same according to the present invention, and FIG. 2 is an image output apparatus according to the present invention and an embodiment of a driving mirror in the endoscope apparatus using the same. It is a schematic diagram.

An embodiment of an image output apparatus and an endoscope apparatus using the same according to the present invention will be described in detail below with reference to FIGS. 1 and 2 .

An embodiment of the image output device according to the present invention includes a first lens unit 100 through which light passes, a reflector 200 reflecting light passing through the first lens unit 100, and the reflector 200. It includes a driving mirror unit 300 capable of adjusting the angle of , and a photosensor unit 400 generating an image by receiving light reflected from the reflector 200 .

In addition, an embodiment of the endoscopic apparatus according to the present invention can be inserted into the patient's body, the light generating unit is located inside the imaging probe unit 700 and the imaging probe unit 700 for irradiating light to a photographing site in the body. It is characterized in that it includes an image output unit for outputting an image through the light irradiated through and reflected by the subject, wherein the image output unit is an embodiment of the image output device according to the present invention.

On the other hand, the first lens unit 100 is irradiated by the probe unit 700 for photographing and the light reflected from the photographing portion in the body passes.

It should be noted that the light generating unit is an optical fiber as an example, and in addition, it can be implemented using a known lamp such as an LED.

The probe unit 700 for photographing may have a flexible shape that can be freely bent, or may have rigidity that is not bent or deformed when inserted into the body.

The probe unit 700 for photographing may be variously modified from a known endoscope to a known endoscope probe inserted into the body, and a more detailed description will be omitted.

It should be noted that the first lens unit 100 is a coupler lens including a plurality of lenses as an example, and may be variously modified and implemented using a known lens for outputting an image.

The driving mirror unit 300 rotates the reflector 200 up, down, left, and right to adjust the reflection angle and transmit it to the photo sensor unit 400 to enable 2D image scanning.

The driving mirror unit 300 focuses the light for the entire image of the subject introduced through the first lens unit 100 to a single point and transmits it to the photosensor unit 400 .

That is, the driving mirror unit 300 rotates the reflector 200 up, down, left, and right to adjust the reflection angle so that the entire image of the subject can be scanned in a continuous dot form, and scan in a continuous dot form. The obtained light is incident in the form of continuous dots to the photo sensor unit 400 through the second lens unit 500 .

The driving mirror unit 300 includes a first mirror mounting member 310 connected to the mirror support unit, a second mirror mounting member 320 that is hinge-coupled to the first mirror mounting member 310 rotatably in up and down directions, The second mirror mounting member 320 is hinged rotatably in left and right directions, and the third mirror mounting member 330 to which the reflector 200 is mounted, is mounted to the first mirror mounting member 310, and the first 2 A first mirror rotation motor 340 for rotating the mirror mounting member 320 in the up and down directions, a second mounted on the second mirror mounting member and rotating the third mirror mounting member 330 in the left and right directions It may include a mirror rotation motor 350 .

The second mirror mounting member 320 is rotated about the hinge axis positioned in the horizontal direction, that is, in the horizontal direction to rotate the reflector 200 in the up and down directions, and the third mirror mounting member 330 is in the vertical direction, that is, The reflector 200 may be rotated in the left and right directions by rotating about the hinge axis positioned in the vertical direction.

The reflector 200 is selectively rotated in up, down, left, and right directions by the operation of the first mirror rotation motor 340 and the second mirror rotation motor 350 to adjust the reflection angle.

As an example, the driving mirror unit 300 adjusts the reflection angle by rotating the reflection mirror 200 up, down, left, and right using a micro-electro-mechanical system (MEMS) mirror or a galvanometer mirror.

The driving mirror unit 300 adjusts the reflection angle by rotating the reflector 200 up, down, left, and right with a MEMS (Micro-Electro-Mechanical System) mirror or a galvano mirror to scan according to time, that is, by time division. Allows you to create 2D images.

MEMS (Micro-Electro-Mechanical System) mirror has a structure that rotates the reflector 200 up, down, left, and right in an electrode method, and the galvano mirror uses a motor method to rotate the reflector 200 up, down, left, It has a structure that rotates to the right, so a more detailed description will be omitted.

As an example, the photo sensor unit 400 is a Geiger mode Avalanche Photo Diode (GAPD).

In addition, the image output apparatus and the endoscope apparatus using the same according to the present invention may further include a second lens unit 500 positioned between the driving mirror unit 300 and the photosensor unit 400 .

The second lens unit 500 is positioned between the driving mirror unit 300 and the photo sensor unit 400 so that the light reflected from the driving mirror unit 300 can pass and then be transmitted to the photo sensor unit 400 . do.

The second lens unit 500 adjusts the size of light scanned in a continuous dot shape through the driving mirror unit 300 , that is, the light transmitted to the photosensor unit 400 .

The second lens unit 500 is a coupler lens including a plurality of lenses as an example, and in addition, it is variously deformed using a known lens structure for adjusting the size of light transmitted to the photosensor unit 400 . It should be noted that this can be done

In addition, the image output apparatus and the endoscope apparatus using the image output apparatus according to the present invention further include an optical filter unit 600 positioned in front of the photo sensor unit 400 to pass only light in a specific wavelength band.

The optical filter unit 600 transmits only light of a specific wavelength band and absorbs or reflects light of the remaining wavelength band so that only light of a specific wavelength band can be transmitted to the photosensor unit 400 .

For example, when the optical filter unit 600 is a filter that passes only the wavelength band of the visible ray region, it absorbs or blocks the light of the remaining wavelength band and transmits only the light of the visible ray region to the photosensor unit 400 .

The photo sensor unit 400 is provided with a filter insertion unit (not shown) into which the optical filter unit 600 is detachably inserted or a filter coupling unit to which the optical filter unit 600 is detachably coupled to the optical filter unit 600 . can be configured interchangeably.

As an example, the filter insertion unit may be replaced with an optical filter unit 600 that transmits only light of a specific wavelength by slidingly coupling the optical filter unit 600 with one side open.

For example, the filter coupling unit may be replaced with an optical filter unit 600 that transmits only light of a specific wavelength by screwing the optical filter unit 600 to the photo sensor unit 400 .

The photo sensor unit 400 selectively uses the optical filter unit 600 that transmits only light of a specific wavelength by applying a known filter replacement structure that can replace the filter, thereby forming an image of only the light of a specific wavelength desired, It should be noted that the image can be reconstructed and output through the image selection output unit 900 by transferring this to the image selection output unit 900 to be described later.

Meanwhile, the photosensor unit 400 includes a plurality of photo sensors 410 to constitute a photosensor array, and the photosensor array comprises a plurality of photo sensors 410 in a horizontal line, or a plurality of photosensors ( 410) may be arranged in a vertical line, or may be configured to have a plurality of columns and a plurality of rows.

For example, each optical filter unit 600 is positioned on the front surface of the photosensor 410 , and each optical filter unit 600 transmits only light of different wavelength bands.

The optical filter unit 600 includes a plurality of optical filter members positioned on the front surface of each photo sensor 410 , and the plurality of optical filter members are different optical filters that pass only light of different wavelength bands, respectively.

That is, only light of different wavelength bands selectively passes through each photo sensor 410 .

The driving mirror unit 300 may reflect the light passing through the first lens unit 100 and transmit it to the plurality of photosensors 410 at the same time.

For example, the optical filter unit 600 is a band-pass filter provided with a plurality of filters through which only light of different wavelengths passes, and in the band-pass filter, each filter is arranged to form a pair with the plurality of photo sensors 410 .

The bandpass filter is provided with a plurality of filters that pass light of different wavelengths, and each filter is disposed on the incident surface of the photosensor 410 so that the plurality of photosensors 410 receive light of different wavelengths, respectively. can do it

The second lens unit 500 adjusts the size of the light reflected by the driving mirror unit 300 to a size capable of transmitting light to each filter of the bandpass filter, that is, the size of the light scanned in the form of continuous dots. to enter the photo sensor unit 400 .

An embodiment of the image output apparatus and the endoscope apparatus using the image output apparatus according to the present invention is connected to the reflector operation control unit 800, the photo sensor unit 400 that controls the operation of the driving mirror unit 300, and receives the image, the reflector An image selection output unit 900 that maps the sensor data value of the photo sensor unit 400 to the coordinates for the two-dimensional space through the control signal for controlling the angle of 200 and reconstructs the image into a 2D image for each wavelength. include more

It should be noted that the image selection output unit 900 may be implemented through a program or application installed in the terminal.

In addition, an embodiment of the image output device and the endoscope device using the image output device according to the present invention is connected to the photo sensor unit 400 and the image selection output unit 900, and X-axis and Y-axis position signal of the photo sensor unit 400 It further includes an analog-to-digital converter (ADC) 1000 for digital conversion.

The image selection output unit 900 receives a control signal for controlling the angle of the reflector 200 received from the reflector operation control unit 800 , that is, coordinates of the X and Y axes of the reflector 200 for controlling the angle of the reflector 200 . Data and analog-to-digital converter (ADC) (1000) by mapping the sensor data value of the photo sensor unit 400 digitally converted to the X-axis and Y-axis position signal to reconstruct the image as a 2D image for each wavelength, the corresponding photo sensor 410 ) to reconstruct the image of the subject.

In addition, the image of the subject, which is formed by the photo sensor 410 , reconstructed and output by the image selection output unit 900 , becomes an image of the wavelength selected by the photo sensor 410 .

The image selection output unit 900 may simultaneously output or selectively output images of different wavelengths each reconstructed through the plurality of photosensors 410 .

The image selection output unit 900 includes a display unit capable of outputting an image to a screen, and may output an image of a selected wavelength to the screen through the display unit, and may output a plurality of images reconstructed for each wavelength, that is, a plurality of images for each wavelength. can also be printed simultaneously.

The image selection output unit 900 includes a known output means capable of outputting an image, such as a printer unit for printing and output, in addition to a display unit capable of outputting an image to the screen, thereby individually outputting an image for each wavelength or a plurality of All images for each wavelength may be output, or only some images for each wavelength from among a plurality of images for each wavelength may be selected and output.

That is, the image output device according to the present invention and the endoscope device using the same can select and output an image by light of a desired wavelength band among light of several wavelength bands or simultaneously output an image reconstructed in each wavelength band, It is also possible to select and print a star image.

3 is a schematic diagram illustrating an example of scanning a subject in an image output apparatus and an endoscope apparatus using the same according to the present invention, and FIGS. 4 to 8 are an image output apparatus according to the present invention and an endoscope apparatus using the same for scanning a subject As a diagram illustrating the process, the reflection angle of the driving mirror unit 300 is finely adjusted, the subject is continuously scanned in the form of dots, and the light in the form of dots is transmitted to the photo sensor unit 400 through the second lens unit 500 . An example of sequential delivery is shown.

An example of scanning a subject in the image output apparatus and the endoscope apparatus using the image output apparatus according to the present invention with reference to FIGS. 1 and 3 to 8 will be described in detail below.

The driving mirror unit 300 controls the angle of the reflector 200 in up, down, left, and right directions to scan the subject in the form of continuous dots in the zigzag direction.

In more detail, the driving mirror unit 300 scans the subject in the form of continuous dots in the zigzag direction while the angle of the reflector 200 is finely and precisely adjusted in the up, down, left and right directions, and the final scan in the zigzag direction. Scanning for the subject is completed by scanning from the point to the first scan point in the zigzag direction in the form of continuous dots in the diagonal direction.

The light scanned in the form of continuous dots in the zigzag direction by the driving mirror unit 300 and in the form of dots continuous in the diagonal direction from the last scan point to the first scan point is sequentially scanned through the second lens unit 500 . It is transmitted to the photo sensor unit 400 , and is simultaneously transferred to the plurality of photo sensors 410 .

This is possible by adjusting the size of the light scanned in the form of continuous dots through the second lens unit 500 to be incident on the plurality of photosensors 410 together.

Each of the photosensors 410 passes only light of a specific wavelength that passes through a filter to generate images, ie, images, by light of different wavelengths.

The image selection output unit 900 is connected to the photo sensor unit 400 , that is, the plurality of photo sensors 410 , and receives a dot-shaped image from the plurality of photo sensors 410 in real time, and adjusts the angle of the reflector 200 . The control signal, that is, coordinate data of the X-axis and Y-axis of the reflector 200 for controlling the angle of the reflector 200 is transmitted from the reflector operation control unit 800, and X through the analog-to-digital converter (ADC) 1000 By mapping the sensor data values of the photo sensor unit 400 digitally converted to the position signals of the axis and Y axis, the image is reconstructed into a 2D image for each wavelength, and the image of the subject is reconstructed in the photo sensor 410 to each photo sensor ( In 410), an image of a wavelength selected as a plane may be output by reconstructing an image for each wavelength, or a plurality of images reconstructed for each wavelength, that is, a plurality of images for each wavelength may be simultaneously output.

9 is a flowchart illustrating an embodiment of an image output method according to the present invention, and with reference to FIGS. 1, 3 and 9 , an embodiment of the image output method according to the present invention shows the angle of the reflector 200 A subject scanning step (S100) of scanning a subject in a continuous dot shape while changing in up, down, left, and right directions, one point of the scanned subject is continuously scanned by at least one photo sensor unit 400 that responds only to a specific wavelength After the image forming step (S200) of transferring and forming an image to the photo sensor unit 400, and the image forming step (S200), the photo sensor in coordinates for the two-dimensional space through the control signal for controlling the angle of the reflector 200 An image output step (S400) of selecting and outputting an image of a specific wavelength among the images consisting of an image configuration step (S300) of mapping the sensor data values of the unit 400 to reconstruct an image for each wavelength into a 2D image (S300), and an image configuration step (S300) ) is included.

The subject scanning step (S100) is a micro-electro-mechanical system (MEMS) mirror or a galvano mirror that rotates the reflector 200 up, down, left, and right to adjust the reflection angle to scan the subject in a continuous dot shape. take it as an example.

In addition, the object scanning step ( S100 ) is a first scan process of scanning the subject in the form of continuous dots in a zigzag direction, and a diagonal continuous point from the final scan point of the first scan process to the first scan point of the first scan process. and a second scanning process of completing the scan of the subject by scanning the form.

In the object scanning step S100 , the entire object is scanned in a continuous dot shape through the first and second scanning processes while adjusting the reflection angle of the reflector 200 and transmitted to the photosensor 410 .

The photo sensor unit 400 includes a plurality of photo sensors 410 into which light passing through each filter of a band pass filter provided with a plurality of filters passing light of different wavelengths is incident, and a subject scanning step (S100). ) continuously transmits light in the form of dots to each of the plurality of photo sensors 410 , and in the image forming step ( S200 ), images for each wavelength are continuously formed by the plurality of photo sensors 410 , respectively.

The image configuration step (S300) includes the process of digitally converting the sensor data value of the photosensor unit 400 into an X-axis and Y-axis position signal with an analog-to-digital converter (ADC) 1000. The angle of the reflector 200 is By mapping the X-axis and Y-axis coordinate data of the controlling reflector 200 and the sensor data value of the photo sensor unit 400 digitally converted to the X-axis and Y-axis position signals through the analog-to-digital converter (ADC) 1000, Reconstruct the image.

In the image construction step ( S300 ), dot-shaped images formed in real time are continuously received from a plurality of photo sensors 410 , and images for each wavelength received from each photo sensor 410 are individually reconstructed.

That is, in the image configuration step (S300), each wavelength-specific image is mapped to the coordinate data of the X-axis and Y-axis of the reflector 200 that individually controls the angle of the reflector 200, and the sensor data value of the photo sensor unit 400. As a result, the image is reconstructed into an image of the corresponding wavelength, and the sensor data value of the photo sensor unit 400 is digitally converted into position signals of the X and Y axes through an analog to digital converter (ADC) 1000 .

The image output step S400 may output images for each wavelength individually, output all images for each wavelength, or select and output only some images for each wavelength among a plurality of images for each wavelength.

The present invention can reduce the risk of misdiagnosis by selecting and outputting an image by light in a wavelength band generated by a specific disease from among images photographed by an endoscope to facilitate determination of a specific disease.

In addition, the present invention has the effect of simultaneously obtaining several images for each wavelength of light.

It should be noted that the present invention is not limited to the above-described embodiments, and can be implemented with various modifications without departing from the gist of the present invention, which is included in the configuration of the present invention.

100: first lens unit 200: reflector
300: driving mirror unit 310: first mirror mounting member
320: second mirror mounting member 330: third mirror mounting member
340: first mirror rotation motor 350: second mirror rotation motor
400: photo sensor unit 410: photo sensor
500: second lens unit 600: optical filter unit
700: probe unit for photographing 800: reflector operation control unit
900: image selection output unit
1000: analog to digital converter (ADC)
S100: Scanning the subject S200: Image forming step
S300: image configuration step S400: image output step

Claims (16)

a first lens unit through which light passes;
a driving mirror unit for adjusting a reflection angle of light passing through the first lens unit by rotating a reflector up, down, left, and right;
a photosensor unit for generating an image by receiving light reflected from the driving mirror unit;
a second lens unit positioned between the driving mirror unit and the photosensor unit; and
and an optical filter unit positioned in front of the photo sensor unit and allowing only light of a specific wavelength band to pass therethrough.
The method according to claim 1,
The driving mirror unit is an image output device, characterized in that the MEMS (Micro- Electro- Mechanical System) mirror or galvano mirror.
The method according to claim 1,
The photo sensor unit is an image output device, characterized in that the GAPD (Geiger mode Avalanche Photo Diode).
The method according to claim 1,
a reflector operation control unit controlling the operation of the driving mirror unit to scan the subject in a continuous dot shape; and
Select an image that is connected to the photo sensor unit to receive an image, and maps the sensor data value of the photo sensor unit to coordinates for a two-dimensional space through a control signal that controls the angle of the reflector to reconstruct the image into a 2D image for each wavelength An image output device further comprising an output unit.
5. The method according to claim 4,
and an analog-to-digital converter (ADC) connected to the photo sensor unit and the image selection output unit to digitally convert X-axis and Y-axis position signals of the photo sensor unit.
5. The method according to claim 4,
The driving mirror unit scans the subject in the form of continuous dots in the zigzag direction, and scans the subject in the form of continuous dots in a diagonal direction from the final scan point in the zigzag direction to the first scan point in the zigzag direction to complete the scan of the subject. image output device.
6. The method of claim 5,
The photo sensor unit is provided with a filter insertion unit to which the optical filter unit is detachably inserted or a filter coupling unit to which the optical filter unit is detachably coupled, so that the optical filter unit is replaceable.
6. The method of claim 5,
The optical filter unit is a bandpass filter provided with a plurality of filters through which only light of different wavelengths passes,
The photo sensor unit includes a plurality of photo sensors to which light of a specific wavelength passing through the plurality of filters is incident,
The image selection output unit is connected to a plurality of the photo sensors to receive a point-shaped image from the plurality of photo sensors in real time, and coordinate data of the X and Y axes of the reflector to control the angle of the reflector and the analog to digital converter ( ADC) to map the sensor data values of the photo sensor unit digitally converted to the position signals of the X and Y axes to reconstruct the image into a 2D image for each wavelength, and the photo sensor individually reconstructs the image of the subject for each wavelength. Characterized image output device.
9. The method of claim 8,
and the image selection output unit simultaneously outputs or selectively outputs images of different wavelengths each reconstructed through the plurality of photosensors.
a probe unit for photographing that can be inserted into the patient's body and has a light generating unit positioned therein to irradiate light to a photographing site within the body; and an image output unit for outputting an image through the light irradiated through the photographing probe unit and reflected by the subject,
The endoscope device, characterized in that the image output unit is the image output device of any one of claims 1 to 9.
a subject scanning step of scanning the subject in a continuous dot shape while changing the angle of the reflector in up, down, left, and right directions;
an image forming step of continuously transferring a single point of a scanned subject to at least one photo sensor unit that responds only to a specific wavelength to form an image in the photo sensor unit;
After the image forming step, the image configuration step of mapping the sensor data value of the photo sensor unit to the coordinates for the two-dimensional space through the control signal for controlling the angle of the reflector to reconstruct the image for each wavelength into a 2D image; and
and an image output step of selecting and outputting an image of a specific wavelength from among the images configured in the image configuration step.
12. The method of claim 11,
In the scanning of the subject, the subject is scanned in a continuous dot shape by rotating the reflector up, down, left, and right using a micro-electro-mechanical system (MEMS) mirror or a galvano mirror to adjust the reflection angle. output method.
12. The method of claim 11,
The subject scanning step is
a first scanning process of scanning a subject in a continuous dot shape in a zigzag direction; and
and a second scanning process of completing the scan of the subject by scanning in a diagonal continuous dot form from the last scan point of the first scan process to the first scan point of the first scan process; Way.
12. The method of claim 11,
The image construction step is
The X-axis and Y-axis coordinate data of the reflector that controls the angle of the reflector, including the process of digitally converting the sensor data value of the photo sensor unit into an X-axis and Y-axis position signal with an analog-to-digital converter (ADC) and the analog-to-digital converter An image output method characterized in that the image is reconstructed by mapping the sensor data value of the photo sensor unit digitally converted to the X-axis and Y-axis position signals through (ADC).
15. The method of claim 14,
The photosensor unit includes a plurality of photosensors to which light passing through each filter of a bandpass filter provided with a plurality of filters passing light of different wavelengths is incident,
In the scanning of the subject, light in the form of dots is continuously transmitted to each of a plurality of photo sensors,
The image forming step is an image output method, characterized in that each successively forming images for each wavelength with a plurality of photo sensors.
16. The method of claim 15,
In the image construction step, the dot-shaped image formed in real time is continuously received from the plurality of photo sensors, and the image for each wavelength received from each photo sensor is individually reconstructed,
The image output step is an image output method, characterized in that outputting images for each wavelength at the same time or selecting and outputting only some images for each wavelength from among a plurality of images for each wavelength.

Images