JP2003116783A - Endoscope device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an endoscope device relatively easy in operation, and capable of downsizing an external unit. SOLUTION: The inside of an endoscope 1 is provided with an LED 5 for emitting the illuminating light to an object, an objective optical system 4 on which the light of the object illuminated by the LED 5 is made incident, a light transmitting means 6 for transmitting the object light incident on this objective optical system 4 so as to be capable of forming an image, a half mirror 7 for dividing the object light transmitted by the light transmitting means 6 by the different optical axes, an eyepiece optical system 8 for forming an object image for observing the first divided object light divided by the half mirror 7, and an imaging means 10 capable of imaging the second divided object light divided by the half mirror 7. This endoscope device is composed of a first unit 25 detachably connected to this endoscope, and having a battery B capable of supplying electric power to the LED 5, a battery A capable of supplying electric power to the LED 5 and the imaging means 10, and a second unit 15 having an imaging signal processing part 16 for processing an image signal imaged by the imaging element 10.

Description

Description: BACKGROUND OF THE INVENTION [0001] 1. Field of the Invention [0002] The present invention relates to an endoscope apparatus.
In particular, it relates to the improvement of an electronic endoscope having an electronic image sensor.
You. 2. Description of the Related Art In recent years, electronic image sensors have been reduced in size and the number of pixels has been increased.
To image the observation site by inserting it into a small-diameter tubular part
Electronic endoscope devices have been developed and put to practical use. This electronic endoscope apparatus is disclosed in, for example,
As disclosed in Japanese Patent Application Publication No. 1-222552,
Light source unit consisting of multiple LEDs
And an electronic imaging device for imaging the observation site.
Insertion with integrated elements (hereinafter referred to as CCD) etc.
When inserting the endoscope insertion portion into the body cavity, and
The distal end of the endoscope insertion section may be curved,
An endoscope comprising an operation unit for performing operations such as specimen collection,
The drive of the CCD at the distal end is controlled near the operation unit.
CCD driver for the observation site generated by the CCD
Video signal processing circuit that performs predetermined signal processing on video signals,
LED drive for controlling lighting of individual LEDs of the light source unit
And a video output signal from the video signal processing circuit
Controlling the LED drive circuit based on
Externally configured with an automatic dimming circuit that controls the light intensity of the unit
Connection unit is connected. Further, the video signal processing circuit generates
Display an image of the observation site based on the video signal of the observation site
A monitor is to be connected. [0005] The above-mentioned JP-A-11-22
The endoscope device disclosed in Japanese Patent No. 5952 is an endoscope
Besides, CCD driver, video signal processing circuit, LED drive
External unit incorporating a circuit and an automatic dimming circuit
And a relatively large system such as a monitor.
U. For this purpose, the external unit and the monitor are
It will be permanently installed, and for that endoscope diagnosis
It was necessary to set up a dedicated room. On the other hand, an endoscope can directly observe and diagnose the affected part.
Therefore, the most important medical device in modern medical care
It is necessary to secure a dedicated room for endoscopic diagnosis.
There is a need for an endoscope device that can easily perform endoscopic diagnosis
I have. [0008] The present invention has been made in view of the above needs.
The operation of the endoscope device is relatively simple, and the external unit
An object of the present invention is to provide an endoscope device that enables downsizing.
are doing. [0009] An endoscope apparatus according to the present invention comprises:
In an endoscope apparatus capable of observing a subject, the endoscope
A light source capable of emitting illumination light for illuminating the subject.
Light means, illuminated with the illumination light from the light emitting means
An objective optical system for receiving subject light from the subject,
The subject light incident on the objective optical system can be formed into an image.
Transmitting, an optical transmission means provided in the endoscope,
The subject light transmitted by the optical transmission means is divided by different optical axes.
Light splitting means provided on the endoscope;
For observing the first divided subject light divided by the dividing means
An eyepiece provided on the endoscope for forming a subject image for
An optical system, provided in the endoscope, and divided by the light dividing means.
An image sensor capable of imaging the split second divided subject light;
The light emitting means is detachably connected to the endoscope,
Unit having a first battery capable of supplying power
And the light emitting unit and the light emitting unit are detachably connected to the endoscope.
And a second battery capable of supplying power to the imaging device;
Imaging for performing signal processing on an imaging signal imaged by the imaging device
A second unit having signal processing means.
It is characterized by. According to the endoscope apparatus of the present invention, a subject
Depending on the observation site, the first unit or the second unit
You can choose one of the
The image display of the imaged observation site is a relatively handy display.
Display means, and the image data of the electronic image is displayed.
Data can be recorded, and a dedicated endoscope diagnostic room is provided
Endoscopic diagnosis was made possible without the need. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing an embodiment of the present invention;
The embodiment will be described in detail. FIG. 1 according to the invention
It is a block diagram showing a 1st embodiment of an endoscope device. An endoscope device 1 is inserted into a body cavity.
A portion 2 and a base end of the insertion portion 2 are provided on the insertion portion 2.
Bending operation knob for operating a bending section (not shown)
Operation to spray fluid to clean the
And various optical systems and electronic imaging systems, etc.
Operation unit 3. At the tip of the insertion section 2, an observation site is provided.
Objective optics consisting of an objective lens that captures light from the subject
System 4 and projecting predetermined illumination light to the object to be observed.
A plurality of LEDs 5, which are light-emitting means for emitting light, are provided.
I have. The object from the object illuminated by the LED 5
The object light is incident on the objective optical system 4 and is inserted into the insertion section 2.
For example, image guides and resources
Via a video transmission means 6 comprising a lasing lens or the like,
It is led to the operation unit 3. The operation unit 3 transmits an image transmitted from the insertion unit 2.
A half that branches the subject image transmitted by the means 6 in two directions
A mirror 7 and the subject transmitted through the half mirror 7
An eyepiece optical system 8 for imaging light to generate a subject image;
An operator views the subject image formed on the eyepiece optical system 8.
The eye 9 and the subject light reflected by the half mirror 7
CCD or CM that forms an image signal of a subject image by forming an image
An image pickup means 10 such as an OS image sensor and the like, and
It consists of a connector section 11 that connects to an external unit.
You. The connector 11 is provided with the L
LED input terminal 1 for supplying lighting drive power to ED5
2a and two terminals for driving and controlling the imaging means 10
Video signal input / output terminal 13a
You. The connector unit 11 has a first unit
The external unit A15 which is the second unit and the external unit which is the second unit
The unit B25 is connected. An external unit connected to the connector 11
The input terminal A15 is an LED input terminal of the connector section 11.
Contact 12b connected to the terminal 12a,
Two terminals respectively connected to the two terminals of the force end terminal 13a
And the contact 13b of the LED input terminal
ED lighting drive power is supplied via switch A18.
Battery A17 and the contact 13b at the image signal input / output end
And a signal processing unit 1 connected to the
6 comprising a wireless communication means 19a connected to the output of
ing. The switch A18 is connected to the battery
When the switch is switched in the direction of a in FIG.
Whether battery A is connected only to the contact 12b of the LED input terminal
Are supplied, and the switch of the switch A18 is turned on.
When switching to the direction b in the figure, the contact of the LED input terminal
12b and the power supply of the battery A16
Is supplied. That is, the switch A18 is turned off in the direction a.
When replaced, the LED from the battery A17
Input terminal contact 12b and connector unit 11 LED input
The LED 5 of the insertion section 2 is turned on through the terminal 12a.
Driving power is supplied. As a result, the LED 5 is driven to light up,
The reflected light from the subject illuminated by the projected light
The object light is transmitted through the objective optical system 4, the image transmission means 6, and the half mirror.
-7, an object image is formed on the eyepiece optical system 8,
Visual observation with the naked eye becomes possible with the eyepiece 9. The switch A18 is switched in the direction b.
And the switch A18 in the same manner as in the direction a.
2 LED5 is supplied with a lighting drive power source, and the signal processing is performed.
The drive power is supplied to the signal processing unit 16 and the signal processing unit 16
A drive control signal for the imaging unit 10 of the operation unit 3 is generated from the
Through the contact 13b and the image signal input terminal 13a.
Then, while being supplied to the imaging means 10,
The subject image formed on the image pickup means 10 from the
Then, a subject video signal is output to the signal processing unit 16.
Signal processing is performed based on the subject video signal from the imaging means 10.
The processing unit 16 converts the data into predetermined digital video compression data.
At the same time, the signal is output to the wireless communication unit 19a. The wireless communication means 19a is provided with the digital
Converts compressed video data to wireless signals and transmits them to external devices.
Send. The wireless communication means 1 of the external unit A15
Digital video compression data of wireless signal transmitted from 9a
Is a PDA (Personal Dat) which is an external device.
aAssistant (portable information terminal) 20
Sent. The PDA 20 is connected to the external unit A15.
The digital image transmitted from the wireless communication means 19a
Wireless communication means 19b for receiving a wireless signal of compressed data
And the digital image received by the wireless communication means 19b.
From wireless signals of image compression data to digital video compression data
Demodulates the image and displays it on the display unit 21 such as a liquid crystal panel.
A display video signal is generated, and the IC of the PDA 20 is generated.
IC card style loaded in card throttle 23
The compressed digital video data is recorded in the recording means 22 of
Function. The wireless communication of the external unit A15
From the means 19a to the wireless communication means 19b of the PDA 20
The transmitted radio signal is RS232, USB, or
Using a protocol such as Bluetooth (registered trademark)
You. In addition, a personal computer is mounted on the PDA 20.
It is also possible to use. In addition, the external unit
The wireless communication means 19a of the A15 and the wireless
Infrared communication means may be used instead of line communication means 19b.
Both are possible. That is, the operation unit 3 is provided on the operation unit 3 of the endoscope apparatus 1.
The video signal picked up by the picked-up image pickup means 10 is transmitted to an external user.
The digital video compression data is processed by the signal processing unit 16 of the knit A15.
The digital compressed video data is transmitted wirelessly.
Received, transmitted to the PDA 20, and set in the PDA 20.
The image picked up by the image pickup means 10 on the display unit 21
And display the compressed digital video data
The recording can be performed by the recording unit 22. As a result, the observation section is connected to the eyepiece section 9 of the operation section 3.
The position is visually observed with the naked eye, and the display unit 2 of the PDA 20 is displayed.
1 can be displayed as a moving image or a still image,
And can be recorded on the recording means 22 of the PDA 20.
You. The connector section 11 of the endoscope apparatus 1 includes:
The external unit B25 can also be connected. This outside
The unit B25 is connected to the L of the connector section 11 of the operation section 3.
LED output terminal connected to ED input terminal 12a
A point 28 and a battery B
From the switch B27 for turning on / off the power supply from
ing. That is, the external unit B25 is
A plurality of LEs provided at the distal end of the insertion section 2 of the endoscope device 1
Only the lighting power supply from the battery B26 that drives and lights D5
Has only the function of turning on / off the power supply. As a result, the endoscope apparatus 1 has an objective
Optical system 4, a plurality of LEDs 5, video transmission means 6, half
7, eyepiece optical system 8, eyepiece 9, imaging means 10,
By providing the connector unit 11, the external unit B2
5. Observation of the observation site only with the naked eye of the operator by using
Becomes possible, and by using the external unit A15,
Eye observation and electronic imaging can be performed simultaneously.
Then, the electronically captured image can be recorded. to this
As a result, as compared with the external unit A15, the external unit
B25 can reduce battery consumption. That is, depending on the selection of the external unit,
Endoscopic diagnosis of the observation site with only eyes, naked eye and electronic imaging
Endoscope diagnosis that requires recording of video and electronic imaged video
That can easily select the
Function and minimizing the
Display of images and recording of captured video data are now possible. Next, referring to FIG. 2, an endoscope according to the present invention will be described.
A second embodiment of the device will be described. Endoscope body 31 body
The tip of the insertion part to be inserted into the cavity has a CCD or C-MOS
An image pickup means 32 such as an image sensor
Placed with the lens and projects illumination light to the subject
A plurality of LEDs 33a and 33b are arranged. Further
In addition, the endoscope main body 31 drives the imaging means 32.
The subject that is controlled and photoelectrically converted by the imaging unit 32
A process of converting a video signal into a predetermined video signal (for example, a television
Video signal processing means 34 for performing the
From the luminance information of the video signal generated by the signal processing means 34,
Dimming for turning on / off the LEDs 33a and 33b and dimming control
Means 35 are provided. The endoscope main body 31 is provided with the video signal processor.
Power supply line for supplying drive power to the control means 34 and the dimming means 35
Generated by the paths 37a and 37b and the video signal processing means 34
Signal line 36 for taking in the video signal
And the base ends of these lines 37a, 37b, 36
A connector 38 provided at the base end of the endoscope main body 31 is provided.
Connected to the respective terminals. The connector 38 of the endoscope main body 31 includes:
The connector 39 of the external unit 40 is connected.
ing. The external unit 40 includes the signal line 3
6 and output from the video signal processing means 34
Display means 41 for reproducing and displaying an image based on the image signal;
Battery for supplying drive power to the power supply lines 37a and 37b
And turn on the power supply from the battery 42
Switch 43 for turning on / off and the display means 41
A video signal that outputs a video signal displayed and played back to an external device
A signal output terminal 44 is provided. The video signal output terminal 44 has a large screen
TV monitor or video equipment for recording video signals
Connected and enlarged the subject image, which is the observation site
In addition, the subject video signal is recorded. That is, the illumination of the subject is provided in the endoscope main body 31.
LED 33, an imaging element 32 for imaging a subject,
The image sensor 32 is driven and controlled, and the
Convert the converted subject video signal to a TV video signal
And an image for generating luminance information of the television image signal.
The signal processing means 34 and the LED 33 are turned on and off.
And the base of the luminance information from the video signal processing means 34.
A light control means 35 for controlling the light control of the LED 33 is provided.
And the video signal processing means 34 of the endoscope main body 31
The battery 42, which is a driving power source for the light control means 35,
Based on the video signal generated by the image signal processing means 34,
The display unit 41 for reproducing and displaying the body image is connected to the external unit 40.
Provided inside the endoscope main body 31 and the external unit 40.
Can be connected with the connectors 38 and 39 so that the endoscope
Observe the subject image of the observation site at the operator's hand during diagnosis
It becomes possible, and endoscope diagnosis becomes possible anywhere
Was. The observation site obtained at the time of endoscopic diagnosis
Is a video signal output from the external unit 40.
By outputting the video from the end 44 to a video device, etc.
Records can also be saved. Note that sterilization is difficult, and
The external unit 40 that causes a failure when processed is shown in FIG.
Not covered with a sterilizable bag or container, the endoscope body
Sterile processing can be simplified by sterilizing only 31
It works. Next, referring to FIG. 3, an endoscope according to the present invention will be described.
A third embodiment of the device will be described. Insertion of endoscope body 31
At the tip of the entrance, a CCD or CM that captures an image of the subject
An image pickup means 32 composed of an OS image sensor or the like;
LEDs 33a, 3 as light sources for projecting illumination light to
3b and drive control of the image sensor 32, and
The subject video signal photoelectrically converted by the image sensor 32 is
In addition to converting it into a video signal,
Video signal processing means 53 for generating
a, 33b, and controls the video signal processing.
From the luminance information generated by the
a, a light control means 52 for controlling light of 33b is one substrate wafer
-51. The image signal processing means of the endoscope body 31
Transmission means 54 and antenna 55 are connected to the output of stage 53
Are located. This oscillating means 54
The video signal generated by the control means 53 into a wireless signal.
Has a function of transmitting a signal from the antenna 5 to an external device.
You. The image mounted on the substrate wafer 51
The image signal processing means 53 and the light control means 52 include the endoscope book.
Terminals 57a and 57b provided at the base end of the insertion portion of body 31
It is connected. These terminals 57a and 57b were provided.
A male screw 5 is provided on the outer periphery of the proximal end of the insertion portion of the endoscope body 31.
6 are formed. On the other hand, a male screw 56 at the proximal end of the
The battery unit 58 having the female screw 57
Terry 59 is built-in, and the insertion portion proximal end
The contacts 60a, 60b connected to the terminals 57a, 57b
Is provided. That is, the female unit of the battery unit 58
The male screw 56 at the proximal end of the insertion portion of the endoscope body 31
When the terminals 57a and 57b are screwed into
a and 60b are connected to each other, and
The video signal processing means 53 and the light control means 52
Dynamic power is supplied and the image signal is
Of the luminance information of the video signal generated by the signal processing means 53
When the dimming control of the LED 33 is performed by the dimming means 52,
The video signal generated by the video signal processing means 53
Is converted into a wireless video signal by the transmitting means 54.
Transmitted from an antenna 55 to an external device as a wireless signal.
It is. On the other hand, as an external device, the endoscope main body 3 is used.
A wireless signal transmitted from the first antenna 55
Antenna 61 and a radio signal received by the antenna 61
A video table which is converted into a video signal and supplied to the monitor 63
The receiving means 62 generates the indicating signal. That is, wireless transmission from the endoscope body 31
Received wireless video signal, and
Then, a video display signal to be displayed on the monitor 63 is generated.
The monitor 63 receives an image captured by the endoscope main body 31.
This is for displaying a moving image. Thus, the battery unit is attached to the endoscope main body 31.
Just by connecting the knit 58, the endoscope diagnosis can be performed.
Therefore, do not observe the imaging screen on the monitor 63 connected wirelessly.
This makes it possible to diagnose the observation site. Also, battery unit
Only by replacing the battery 59 of the knit 58, the endoscope main body 31 is replaced.
Will be permanently available. Next, referring to FIG. 4, an endoscope according to the present invention will be described.
A fourth embodiment of the device will be described. In addition. Same part as FIG.
Minutes are given the same reference numerals and detailed description is omitted. The fourth embodiment and the above-described third embodiment
The difference from the embodiment is that the battery 59 is connected to the endoscope main body 3.
1 and directly from the battery 59
A driving power supply to be supplied to the signal processing means 53 and the light control means 52
That is, a switch 64 for turning on / off is provided. The endoscope main body 31 having such a configuration is
The endoscope main body 31 becomes unusable when the battery 59 is exhausted.
Operability and sterilization work are relatively easy, so-called disposable
Useful as a usable endoscope. Next, referring to FIG. 5, an endoscope according to the present invention will be described.
A fifth embodiment of the device will be described. 3 and 4
The same parts as those described above are denoted by the same reference numerals, and detailed description is omitted. The fifth embodiment is similar to the fourth embodiment described above.
Oscillating means 5 provided with endoscope body 31 in the form (see FIG. 4)
4 and the antenna 55, the video signal processing means 53
Is output to an external monitor 63 via a video output terminal 67.
Output the display video signal directly to the
Detects that monitor 63 is connected to output terminal 67
Connection detecting means 66 is provided.
When connection of the monitor 63 is detected, the battery 5
9 and the video signal processing means 53 and the light control means 52
Power control means for turning on the drive power supplied from the socket 59
65 are provided. That is, the monitor 6 is connected to the video output terminal 67.
3 is not connected, the connection detecting means 66
Controls the power supply control means 65 to turn off, and the video output terminal
Connection detection means 66 detects that monitor 63 has been connected to 67
Is detected, the power control means 65 is turned on,
A driving power supply from the battery 59 to the video signal processing means
53 and supplied to the light control means 52 so that the
The generated subject image is displayed on the monitor 63. The endoscope main body 31 having such a configuration is used to
Endoscope diagnosis by simply connecting Motani 63 to output terminal 67
Becomes unavailable, and becomes unavailable when the battery 59 is exhausted.
However, the operability of the endoscope body 31 and the sterilization operation are relatively easy.
Thus, it is useful as a so-called disposable endoscope. Next, the present invention will be described with reference to FIGS.
A sixth embodiment of the endoscope apparatus will be described. FIG. 6 shows the endoscope main body shown in FIGS.
An image sensor 32 and a plurality of LEDs 33 provided at the tip of
Shows the relationship. Front end of the endoscope main body 31
In the center, the image sensor 32 is arranged.
Although not shown, an objective lens and a protection gas
An imaging window 68 provided with a lath or the like is provided. this
Around the imaging window 68, a plurality of
LEDs 33a to 33h are arranged. The plurality of LEDs 33a to 33h
As shown in the figure, the dimming means 52 controls the turning on and off and dimming.
It has become. This light control means 52 is
Sessa (hereinafter, referred to as CPU) 71 and the LED 3
Driver 7 for individually controlling lighting and dimming of 3a to 33h
2a to 72h. The CPU 71 drives the image pickup device 32.
The digital video generated by the video signal processing means 53.
From the image signal, for each illumination area of the LEDs 33a to 33h
A luminance level is calculated and calculated from the luminance level.
D33a to 33h are individually turned on and off and the dimming control values are calculated.
Of the drivers 72a-7
The LEDs 33a to 33h are turned on and off via 2h.
The light is controlled. The illumination area of the LEDs 33a to 33h
As shown in FIG. 8, an image is generated by the image sensor 32.
From the center of the subject image screen 73
Areas a to h are set radially in the direction of arrangement of h
The CPU 71 sets the luminance for each of the areas a to h.
Calculate the brightness value of each of the areas a to h and the eye
And compared with the standard luminance value, and based on the comparison result,
By controlling the driving of the bars 72a to 72h, the individual
Turns on and off the LEDs 33a to 33h and adjusts the light,
To control the amount of illumination light projected to the target value to the target value
Is done. The target brightness value is the brightness of the entire video screen.
This is the target value. Each LED 33a-
FIG. 9 is used for the operation of turning on / off the light and controlling the dimming of 33h.
Will be described. In step S1, the video signal processing means 5
Preset from the digital video signal captured from
Luminance for each of the areas a to h of the subject video screen 73
Obtain and capture information (brightness information). This step S1
From the luminance information of areas a to h obtained in
In step S2, the luminance information of the area a is smaller than the target luminance value.
It is determined whether it is bright. As a result of the determination in step S2,
It is determined that the brightness information of area a is brighter than the target brightness value.
Then, in step S3, the lighting amount of the LED 33a is
The driving of the driver 72a of the LED 33a is turned off.
The coefficient Ka is calculated. In step S2, the luminance value of area a is
If it is determined that it is not brighter than the target value,
In step S3, the LED 33a in the area a is turned on with an appropriate amount of light.
The driving coefficient Ka of the driver 72a for lighting is set.
Then, in step S4, the luminance value of the area a is set to the target value.
Is determined to be darker. In this step S4, the target value
If it is determined that the area a is darker,
For turning on the LED 33a with an appropriate amount of light
The drive coefficient Ka of 72a is set. At step S4, the luminance value of area a is
If it is judged that it is not darker than the target value,
In step S5, the LED 33a in the area a is turned on with an appropriate light amount.
The driving coefficient Ka of the driver 72a is set.
And areas b to d in the same manner as in steps S2 to S5.
Each driver g is compared with a target value, and each driver 72
Drive coefficients Kb to Kg for b to 72 g are set. Steps
In S16, the brightness information of the area h is brighter than the target brightness value.
It is determined whether or not. As a result of the determination in step S16,
It is determined that the luminance information of the area h is brighter than the target luminance value.
Then, in step S17, the lighting light amount of the LED 33h is
The driving of the driver 72h for the LED 33h is
The dynamic coefficient Kh is calculated. In step S16, the luminance value of area h
Is not brighter than the target value, or
In step S17, the LED 33h in the area h is set to an appropriate light amount.
The driving coefficient Kh of the driver 72h for turning on is set.
Then, in step S18, the luminance value of the area h is
It is determined whether it is darker than the target value. This step S18
If it is determined that it is darker than the target value, step S19
Then, the LED 33h in the area h is turned on with an appropriate amount of light.
The driving coefficient Kh of the driver 72h is set. In step S18, the image is darker than the target value.
Or in step S19, the area h
Driver for turning on the LED 33h with an appropriate amount of light
When the drive coefficient Kh of 72h is set, step S20
Then, the driving coefficients Ka to Kh of the drivers 72a to 72h are
The drive is further controlled, and the process returns to step S1. In this way, the target image screen is set to the target brightness.
Turn on and off the LEDs 33a to 33h
Dimming control to create an appropriate and even brightness subject image
Thus, a display image of the observation site can be obtained. The LED
The dimming control of 33a to 33h is a
It is also possible to control with a tea ratio. [Supplementary Notes] The embodiment of the present invention described in detail above
According to this, the following configuration can be obtained. (Supplementary Note 1) Endoscope apparatus capable of observing a subject
Illuminating the subject provided in the endoscope
Light-emitting means capable of emitting illumination light,
Object light from the object illuminated by the illumination light is input.
An objective optical system that emits light, and the
An endoscope for transmitting subject light so as to form an image.
Optical transmission means, and the object transmitted by the optical transmission means.
Dividing the object light by different optical axes, provided in the endoscope
Light splitting means, and a first light beam split by the light splitting means.
Forming a subject image for observing the split subject light,
An eyepiece optical system provided in the endoscope; and an eyepiece optical system provided in the endoscope.
And the second split subject light split by the light splitting means.
An image sensor capable of imaging and detachably connected to the endoscope
And a first battery capable of supplying power to the light emitting means.
And a first unit having a detachably connected to the endoscope
Power can be supplied to the light emitting means and the imaging device
A second battery, and an image signal captured by the image sensor.
Signal processing means for performing signal processing on the signal.
An endoscope device comprising: a knit; (Appendix 2) Image signal of the second unit
The video signal processed by the processing means is wireless or wired
Information terminal with video signal display function and storage function for portable
Additional note characterized by having communication means for transmitting to the terminal
2. The endoscope device according to 1. (Supplementary Note 3) Placed at the end of the endoscope insertion section,
Imaging device means for capturing an image of a subject;
Light source hand placed at the tip to project illumination light to the subject
Driving the image pickup device means,
A video signal generated and captured by the
A video signal processor arranged in the endoscope insertion section for converting the
Control means for lighting and dimming drive control of the light source.
Dimming means arranged in an endoscope insertion portion, and the endoscope insertion portion
And a connector, and the video signal processing means and the dimmer
Generated by the battery for the driving power supply of the stage and the video signal processing means.
Display means for displaying a subject video based on the generated video signal
Endoscope having unit means having
Mirror device. (Supplementary Note 4) Placed at the end of the endoscope insertion section,
Imaging device means for capturing an image of a subject;
Light source hand placed at the tip to project illumination light to the subject
Driving the image pickup device means,
A video signal generated and captured by the
A video signal processor arranged in the endoscope insertion section for converting the
Control means for lighting and dimming drive control of the light source.
Dimming means arranged in an endoscope insertion portion, and the video signal processing
Means to convert the video signal generated by the
Transmitting means arranged in the endoscope insertion section for wireless transmission
And the endoscope insertion portion is connected with a connector,
Built-in battery for driving power of signal processing means and dimming means
Endoscope apparatus comprising:
Place. (Appendix 5) Image sensor means for picking up an image of a subject
And light source means for projecting illumination light to the subject,
Driving and controlling the image sensor means;
Converts the video signal generated by imaging into a predetermined subject video signal.
Video signal processing means for switching, and turning on and off the light source
Light control means for controlling the motion,
Video signals converted to wireless signals and wirelessly transmitted to outside
Transmitting means, connected to the endoscope insertion portion and a connector,
Battery for driving power of the video signal processing means and the dimming means
An endoscope apparatus comprising: (Supplementary Note 6) Image pickup device means for picking up an image of a subject
And light source means for projecting illumination light to the subject,
Driving and controlling the image sensor means;
Converts the video signal generated by imaging into a predetermined subject video signal.
Video signal processing means for switching, and turning on and off the light source
Light control means for controlling the motion,
Output terminal means for transmitting the output video signal to an external device;
The video signal processor is connected to the endoscope insertion section by a connector.
Battery means for driving power of the
The presence or absence of an external device connected to the
Power supply control means for controlling the drive power supply from the battery means
An endoscope device comprising: (Supplementary Note 7) The light source means includes a plurality of light sources.
And for each of the plurality of light sources for each subject illumination area.
From the video signal generated by the video signal processing means, the subject brightness
Value, compare the subject brightness value with the appropriate brightness value,
Based on the comparison result, the plurality of light sources
Any of appendixes 3 to 6, characterized in that dimming control is performed for each
An endoscope device according to any one of the claims. (Supplementary Note 8) The image pickup device means, video signal processing
Control means, light source means and dimming means comprise a single substrate wafer.
Any of supplementary notes 3 to 6, characterized in that
An endoscope device according to any one of the claims. (Supplementary Note 9) The image pickup device means may be a charge-coupled device.
Device or solid-state imaging device such as C-MOS image sensor
7. The method according to any one of supplementary notes 1 to 6, wherein
Endoscope device. (Supplementary Note 10) The light source means is an LED.
10. The method according to any one of claims 1 to 9, wherein
Endoscope device. According to the endoscope apparatus of the present invention, the object
The first unit, depending on the endoscopic diagnosis and treatment of the observation site,
Or it is possible to select either the second unit
In addition, the image display of the observation site electronically captured
It can be displayed with relatively handy display means, and its
Recording of video data of electronic imaging is also possible, and dedicated endoscope
Effect of enabling endoscopic diagnosis without providing a mirror diagnostic room
Having.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing a first embodiment of an endoscope apparatus according to the present invention. FIG. 2 is a block diagram showing a second embodiment of the endoscope apparatus according to the present invention. FIG. 3 is a block diagram showing a third embodiment of the endoscope apparatus according to the present invention. FIG. 4 is a block diagram showing a fourth embodiment of the endoscope apparatus according to the present invention. FIG. 5 is a block diagram showing a fifth embodiment of the endoscope apparatus according to the present invention. FIG. 6 is an explanatory diagram illustrating the relationship between an imaging window at the distal end of the insertion section of the endoscope apparatus according to the present invention and LEDs. FIG. 7 is a block diagram showing a dimming unit of the endoscope apparatus according to the present invention. FIG. 8 is an explanatory diagram illustrating an illumination area of the endoscope device according to the present invention. FIG. 9 is a flowchart illustrating an operation of dimming control of the endoscope apparatus according to the present invention. [Description of Signs] 1 endoscope apparatus 2 insertion section 3 operation section 4 objective optical system 5 LED (light source) 6 image transmission means 7 half mirror 8 eyepiece optical system 9 eyepiece section 10 ... Imaging means 11 ... Connector section 12 ... LED input terminal 13 ... Imaging signal input / output terminal 15 ... External unit A 16 ... Signal processing section 17 ... Battery A 18 ... Switch A 19 ... Wireless communication means 20 ... Portable information Terminal (PSD) 21 Display unit 22 Recording means 23 IC card throttle 25 External unit B 26 Battery B 27 Switch B

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Claims (1)

1. An endoscope apparatus capable of observing a subject, provided in the endoscope, and capable of emitting illumination light for illuminating the subject; An objective optical system that receives subject light from the subject illuminated by the illumination light, and a light transmission provided in the endoscope that transmits the subject light that is incident on the objective optical system so that an image can be formed thereon. Means for dividing the subject light transmitted by the light transmission means at different optical axes, a light dividing means provided in the endoscope, and a first divided subject light divided by the light dividing means. An eyepiece optical system provided on the endoscope for forming a subject image for observation; and an image pickup provided on the endoscope and capable of capturing a second divided subject light divided by the light dividing means. And an element, which is detachably connected to the endoscope. A first unit having a first battery capable of supplying power to the light emitting unit; a second battery detachably connected to the endoscope and capable of supplying power to the light emitting unit and the imaging element; And a second unit having image signal processing means for performing signal processing on an image signal picked up by the image sensor.