JP2001070240A - Endoscope instrument - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an endoscope instrument for connecting various purpose endoscope imaging devices to a common video processor. SOLUTION: A video processor 4, connected to various purpose endoscope imaging devices with a common connector 121, executes signal processing suitable for each endoscope imaging device by controlling a color correcting matrix circuit 137 according to imaging device discriminating signals from the endoscope imaging devices, etc. In this way, various purpose endoscope imaging devices can be connected to a common video processor.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an endoscope apparatus for capturing and observing a subject image in a body cavity.

[0002]

2. Description of the Related Art In recent years, an elongated insertion portion is inserted into, for example, a body cavity or a duct (hereinafter, simply referred to as a body cavity), and video signal processing is performed on an image signal obtained by capturing a subject image in the body cavity. An endoscope apparatus for obtaining a video signal for monitor display is widely used. In general, such an endoscope apparatus performs an image signal processing on an image signal obtained by the endoscope imaging apparatus that obtains an imaging signal by capturing an image of a subject by inserting the imaging apparatus into a body cavity. A video processor or a CCU (camera control unit) for obtaining a video signal for display on a monitor is provided. Note that the endoscope imaging device referred to in the present application has a configuration in which an external imaging device is connected to the endoscope, or a configuration in which the imaging device is built in the endoscope. You may.

[0003]

However, there are various types of endoscope imaging devices having different applications and configurations, and a plurality of endoscope imaging devices having different types are connected to a common imaging control device. Cannot be performed, or even if the connection can be made, signal processing suitable for the endoscope imaging apparatus cannot be performed by the imaging control apparatus, or appropriate control cannot be performed on the endoscope imaging apparatus. There was a problem.

[0004] For example, when an endoscope imaging device for urological observation is connected to an imaging control device for general surgery, when observing blood vessels in the bladder, the blue component becomes stronger and is displayed on a monitor. There is a possibility that the problem that the subject image becomes difficult to observe may occur. In addition, when the otolaryngological endoscope imaging device is connected to an imaging control device for general surgery, the subject image displayed on the monitor is observed by, for example, increasing the red component of the subject image during bleeding. There is a possibility that a problem of becoming difficult may occur. Also, when an infrared observation endoscope imaging device not equipped with an infrared removal filter is connected to an imaging control device for general surgery, the red component of the subject image becomes stronger and the monitor display is displayed. There is a possibility that a problem that the subject image to be observed becomes difficult to observe may occur. Further, when an endoscope imaging device equipped with an automatic aperture mechanism is connected to an imaging control device that does not have a function of controlling the automatic aperture mechanism,
Since the automatic aperture mechanism does not operate, there is a possibility that a problem that the endoscope imaging device is not properly controlled may occur.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and is capable of connecting a plurality of types of endoscope imaging devices having different applications or configurations to a common imaging control device, thereby reducing costs. It is an object of the present invention to provide an endoscope apparatus capable of reducing the amount.

[0006]

According to one aspect of the present invention, there is provided an endoscope apparatus for observing a subject image by performing signal processing on a video signal obtained by capturing the subject image. , An imaging control device that performs at least the signal processing on the video signal, and a plurality of types of endoscope imaging devices that are provided in the imaging control device and have at least one of different applications or configurations are selectively connected. A connection unit, a detection unit that detects a type of the endoscope imaging device connected to the connection unit, provided in the imaging control device,
In accordance with the type of the endoscope imaging device connected to the connection unit, at least one of a signal processing unit that performs the signal processing or a control unit that controls the endoscope imaging device, I have.

According to a second aspect of the present invention, there is provided an endoscope apparatus for performing signal processing on a video signal obtained by capturing a subject image to observe the subject image, wherein the video signal is subjected to at least the signal processing. An imaging control device to be applied, a connection unit provided in the imaging control device, and a plurality of types of endoscope imaging devices having at least one of different purposes or configurations being selectively connected to each other; and a connection unit connected to the connection unit. Detecting means for detecting a type of the endoscope imaging device; and a detection unit provided in the imaging control device and obtained by the endoscope imaging device according to a type of the endoscope imaging device connected to the connection unit. Signal processing means for at least correcting the color tone of the video signal to be obtained.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 10 show a first embodiment of the present invention.
FIG. 1 is an explanatory diagram showing a configuration of an endoscope device, FIG. 2 is an explanatory diagram showing a configuration of an endoscope and an imaging device different from the endoscope and the imaging device shown in FIG. 1, FIG. 3 is an explanatory diagram showing a configuration of an endoscope and an imaging device different from the endoscope and the imaging device shown in FIGS. 1 and 2, FIG. 4 is a block diagram showing a detailed configuration of the imaging device shown in FIG. FIG. 5 is a block diagram showing a detailed configuration of the imaging apparatus shown in FIG. 3, FIG. 6 is a block diagram showing a detailed configuration of the video processor, FIG. 7 is a functional block diagram of a color correction matrix circuit used for describing the operation,
8 is a functional block diagram of a color correction matrix circuit used in the description of the operation, FIG. 9 is a functional block diagram of a color correction matrix circuit used in the description of the operation, and FIG. 10 is a functional block diagram of the color correction matrix circuit used in the description of the operation. It is.

As shown in FIG. 1, an endoscope apparatus according to the present embodiment includes an endoscope 1 for obtaining a subject image in a body cavity as an optical image, and a light source for supplying illumination light to the endoscope 1. Device 2
And the endoscope 1 is detachably connected to the endoscope 1.
And a monitor device 5 that performs image signal processing on an image signal obtained by the image pickup device 3 to obtain a video signal for monitor display.
It is comprised including.

The endoscope 1 has an elongated insertion portion 11 for insertion into a body cavity, and a grasping portion 12 provided on the base end side of the insertion portion 11 for grasping the endoscope 1. An eyepiece 13 which is provided continuously, for example, on the base end side of the gripper 12 and emits an observation image of the endoscope 1; and extends from, for example, a side of the gripper 12, and is illuminated by the light source device 2. And a light guide 14 for guiding light. This endoscope 1
May be for general surgery or for infrared observation.

The imaging device 3 is detachably connected to the eyepiece 13 and captures a subject image emitted from the eyepiece 13 to obtain an imaging signal. For example, a cable 22 extending from a rear end and transmitting a signal between the camera head 21 and the video processor 4, provided at an end of the cable 22, and detachably connected to the video processor 4. The connector 23 is provided. This imaging device 3 may be for general surgery or for infrared observation.

In the endoscope apparatus of the present embodiment, an endoscope imaging apparatus having a different application or configuration is replaced with a video processor instead of the endoscope imaging apparatus including the endoscope 1 and the imaging apparatus 3 shown in FIG. 4 is connected.

For example, an endoscope imaging apparatus for urological observation shown in FIG. 2 includes an endoscope 31 for obtaining an object image in a body cavity as an optical image, and an object image obtained by the endoscope 31. An imaging device 32 for obtaining an imaging signal is provided, and is connected to the video processor 4 for use.

The endoscope 31 has an elongated insertion portion 41 for insertion into a body cavity, and a holding portion 42 provided on the base end side of the insertion portion 41 for holding the endoscope 31. An eyepiece 43, which is connected to, for example, a base end side of the grip 42 and emits an observation image of the endoscope 31, and is provided at a distal end of the insertion section 41, and a medical treatment is performed on an affected part by energizing. And a treatment operation knob 45 provided on the grip portion 42 for operating the loop electrode 44 forward and backward.

The image pickup device 32 is detachably connected to the eyepiece unit 43 and captures a subject image projected from the eyepiece unit 43 to obtain an image pickup signal. For example, a cable 52 extending laterally and transmitting a signal between the camera head 51 and the video processor 4, and a connector provided at an end of the cable 52 and detachably connected to the video processor 4 53.

Further, for example, an endoscope imaging apparatus for vocal cord observation shown in FIG. 3 includes an endoscope 61 for obtaining a subject image in a body cavity as an optical image, and a subject image obtained by the endoscope 61. And an image pickup device 62 for obtaining an image pickup signal.

The endoscope 61 has an elongated insertion portion 71 for insertion into a body cavity, and a holding portion 72 provided on the base end side of the insertion portion 71 for holding the endoscope 61. An eyepiece 73 that is connected to, for example, a base end of the grip 72 and emits an observation image of the endoscope 61, and extends from, for example, a side of the grip 72, and is illuminated by the light source device 2. The imaging device 62, which includes a light guide 74 that guides light, is detachably connected to the eyepiece 73 and captures an image of a subject emitted from the eyepiece 73. A camera head 81 for obtaining a signal, and a cable 82 extending from the camera head 81, for example, rearward and transmitting a signal between the camera head 81 and the video processor 4.
And a connector 83 provided at an end of the cable 82 and detachably connected to the video processor 4, and a microphone 84 for inputting a sound emitted from a vocal cord.

As shown in FIG. 4, the camera head 21 of the image pickup apparatus 3 includes, for example, an aperture mechanism 101 provided on an optical path of a subject image and an imaging optical system 10 for forming the subject image.
2 and a CCD 10 which is an image pickup device for picking up a subject image formed by the image forming optical system 102 and obtaining an image pickup signal VOUT.
3, an amplifying circuit 104 for amplifying the image pickup signal VOUT obtained by the CCD 103, and an aperture driving circuit 105 for driving the aperture mechanism 101. The connector 23 includes, for example, 16 terminals P <b> 1 to P <b> 16 electrically connected to the video processor 4, an imaging device identification information holding circuit 106 which holds imaging device identification information indicating the type of the imaging device 3, and It is provided with. The imaging device identification information holding circuit 106 is formed of, for example, a resistor having a resistance value corresponding to the imaging device identification information.
Are connected to the video processor 4. In addition,
The imaging device 32 has the same circuit configuration as the imaging device 3.

As shown in Table 1, for example, a positive power supply VDD is allocated to the terminal P1, a negative power supply VL is allocated to the terminal P2, and the CCD 103 is allocated to the terminal P3.
Reset pulse φR for driving the terminal P
4 to P5, a horizontal transfer pulse φH for driving the CCD 103 is assigned, and a terminal P6 is connected to the ground GN.
D is assigned, and the terminals P7 to P10 are connected to the CCD
A vertical transfer pulse φV for driving 103 is assigned,
The terminal P11 is assigned a shutter pulse φSHT for driving the CCD 103, the terminal P12 is assigned an imaging signal VOUT from the CCD 103, and the terminal P13 is a vocal cord corresponding to the movement (vibration) of the vocal cord during vocal cord observation. An automatic iris control signal for controlling the iris mechanism 101 via the iris drive circuit 105 is assigned to a terminal P14, and the terminal P15 is used for transmitting a motion detection signal to the video processor 4. The holding circuit 106 is connected, and the terminal P16 is for function expansion. When the vocal cord movement detection signal is not used, the terminal P13 is grounded to the ground GND. In the connectors 53 and 83 of the imaging devices 32 and 62, signals similar to those of the connector 23 are assigned to the terminals P1 to P16.

[0020]

[Table 1] As shown in FIG. 5, the imaging device 62 includes, for example, an imaging optical system 102, a CCD 103, an amplification circuit 104,
An amplification circuit 111 is provided which amplifies the audio signal from the microphone 84 and supplies the signal to the video processor via a terminal P13 as a vocal cord movement detection signal. In this imaging device 62, the terminal P14 is not connected because the automatic aperture control signal is not used.

As shown in FIG. 6, the video processor 4 includes a connector 121 to which connectors 23, 53, and 83 are connected, and driving signals φR, φV, φH, and φSHT to be supplied to the imaging devices 3, 32, and 62. Circuit 1 that generates
22 and the imaging signals V from the imaging devices 3, 32, 62
A preamplifier 131 for amplifying OUT and the preamplifier 1
CDS (correlated double sampling) for the imaging signal from 31
A CDS circuit 132 that removes reset noise from an image signal to extract a video signal by performing processing;
An A / D conversion circuit 133 for converting a video signal obtained by a circuit 132 from an analog signal to a digital signal;
A Y / C separation circuit 134 for converting the video signal from the D conversion circuit 133 into a video signal composed of a luminance signal and a color difference signal;
RG for performing a matrix operation on the video signal obtained by the Y / C separation circuit 134 to convert the video signal into an RGB format video signal
A B matrix circuit 135, a white balance correction circuit 136 for performing white balance correction on the video signal from the RGB matrix circuit 135, and a matrix operation on the video signals R, G, and B from the white balance correction circuit 136 A video signal R ′ having a corrected color tone,
A color correction matrix circuit 137 for obtaining G 'and B'; a gamma correction circuit 138 for performing gamma correction on the video signal from the color correction matrix circuit 137; and a video signal from the gamma correction circuit 138 converted from a digital signal to an analog signal. A D / A conversion circuit 139 for converting the video signal into a signal, an encoder 140 for converting the video signal from the D / A conversion circuit 139 into a video signal in a format for monitor display and outputting the same, and a video processing system comprising a CPU, for example A control circuit 141 for controlling each part of the processor 4; a detection circuit 142 for detecting the brightness of an image from a video signal obtained by the A / D conversion circuit 133 and providing this information to the control circuit 141; R
A detection circuit 143 for obtaining information indicating the balance of color components from the video signal obtained by the GB matrix circuit 135, and a white balance for providing a white balance correction coefficient to the white balance correction circuit 136 according to the output from the detection circuit 143 A coefficient control circuit 144 and the color correction matrix circuit 13 controlled by the control circuit 141.
Matrix coefficient setting circuit 145 for setting a conversion coefficient to 7
And a voltage detection circuit 146 that supplies a signal corresponding to the imaging device identification information to the control circuit 141 by measuring a voltage drop caused by a resistor of the imaging device identification information holding circuit 106, for example. And a frequency detection circuit 147 that detects the frequency of a voice signal, for example, a vocal cord motion detection signal, and supplies the frequency to the control circuit 141, and supplies power to each part of the video processor 4, and the imaging through the connector 121. And a power supply circuit 148 for supplying power to the devices 3, 32, and 62.

The control circuit 141 functions in accordance with the imaging device identification information.
A matrix coefficient control section 151 for controlling a conversion coefficient of the color correction matrix circuit 137 via a line 45; and a preamplifier for controlling a gain of the preamplifier 131 in accordance with voice frequency information of a vocal cord obtained by the frequency detection circuit 147. It has a gain control unit 152 and an automatic aperture control unit 153 that outputs an automatic aperture control signal in accordance with the output from the detection circuit 142.

The CPU 141 outputs a signal indicating a vocal cord frequency to a light source device (not shown) that emits a strobe light for observing a vocal cord, whereby the strobe light source device controls a strobe light emission cycle. It is possible.

When the signal line of the vocal chord motion detection signal is grounded and input to the frequency detection circuit 147, the state is changed to the frequency detection circuit 147.
To the control circuit 141, and the control circuit 141 which detects this state sets the gain of the preamplifier 131 to be constant.

Next, the operation of the present embodiment will be described. First, when the endoscope 1 and the imaging device 3 for general surgery are used by being connected to the video processor 4, the drive signal φ output from the drive circuit 122 of the video processor 4 is used.
R, φH, φV, and φSHT are supplied to the CCD 103 of the camera head 21 via the connector 121 and the connector 23. Then, an imaging signal VOUT obtained by imaging the subject image by the CCD 103 is supplied to the video processor 4 via the connector 23 and the connector 121. Then, the imaging signal VOUT given to the video processor 4
Are a preamplifier 131, a CDS circuit 132, an A / D
Conversion circuit 133, Y / C separation circuit 134, RGB matrix circuit 135, white balance correction circuit 13
6, the color correction matrix circuit 137, and the γ correction circuit 13
8, the D / A conversion circuit 139, and the encoder 140 perform signal processing, and a subject image is displayed on the monitor device 5.

At this time, in the imaging device 3, the terminal of the vocal cord motion detection signal is grounded, so that the gain of the preamplifier 131 is set to be constant.

The image pickup device 3 has an aperture mechanism 101. The aperture mechanism 101
Is controlled by an automatic aperture control signal from the camera.

The CPU 141 that has detected the imaging device identification information from the imaging device identification information holding circuit 106 identifies that the imaging device 3 is for general surgery, and the coefficients of the color correction matrix circuit 137 are shown in FIG. Set as follows. That is, when the imaging device 3 for general surgery is connected, the color correction matrix circuit 137 does not correct the color tone.

On the other hand, when the imaging device 3 for infrared observation without an infrared removal filter is connected to the video processor 4 and used, the CPU 141 executes a color correction matrix according to the imaging device identification information. The coefficient of the circuit 137 is set, for example, as shown in FIG. That is, the red component of the video signal is suppressed by the color correction matrix circuit 137, and the subject image is easily observed.

On the other hand, an imaging device 32 for urological observation
Is connected to the video processor 4, the CPU 141 sets the coefficients of the color correction matrix circuit 137 according to the imaging device identification information, for example, as shown in FIG. That is, by the color correction matrix circuit 137,
The blue component of the video signal is suppressed, and for example, blood vessels in the bladder are easily observed.

On the other hand, when the imaging device 62 for vocal cord observation used in the otolaryngology is used by being connected to the video processor 4, the CPU 141 performs color correction in accordance with the imaging device identification information. The coefficients of the matrix circuit 137 are set, for example, as shown in FIG. That is, the red component of the video signal is suppressed by the color correction matrix circuit 137,
For example, observation becomes easy even when bleeding.

The vocal cord motion detection signal obtained by the vocal cord observation imaging device 62 is supplied to the video processor 4, and the CPU 141 adjusts the gain of the preamplifier 131 according to the vocal cord motion detection signal. Further, a signal indicating the vocal cord frequency is given from the CPU 141 to a strobe light source device (not shown), whereby the strobe light source device can emit strobe light with a cycle corresponding to the vocal cord frequency.

According to the above-described embodiment, for example, endoscope imaging devices having different uses and configurations for general surgery, infrared observation, urology observation, and vocal cord observation can be connected via a common connector. It is possible to connect to a common video processor. Also, for example, when endoscope imaging devices having different applications and configurations for general surgery, infrared observation, urology observation, and vocal cord observation are used, a common video processor is used for color tone correction according to each application. The processing is performed, and the subject image can be observed with good image quality. Further, when an endoscope imaging device specialized for vocal fold observation is used, the video processor can perform signal processing corresponding to vocal fold observation. When an endoscope imaging apparatus having an aperture mechanism is used, the video processor can control the endoscope imaging apparatus to perform automatic aperture. Further, since the connector for connecting the video processor and the endoscope imaging device has an extension terminal, the video processor can be connected to an endoscope imaging device having a use / configuration other than the above. is there.

Therefore, according to the present embodiment, it is possible to connect a plurality of types of endoscope imaging devices having different applications or configurations to a common imaging control device. This also enables cost reduction.

It should be noted that the present invention is not limited to only the above-described embodiments, but can be variously modified without departing from the gist of the invention. For example, the endoscope imaging device is not limited to a device in which the endoscope and the imaging device are configured separately, and may be a device in which the imaging device is integrated into the endoscope. Further, an optical adapter may be provided between the endoscope and the imaging device. Further, the optical adapter may be formed integrally with the camera head. In addition, the shape of the camera head is not limited, and may be various shapes. For example, the camera head may be of any shape suitable for general surgery, urology, otolaryngology, orthopedic surgery, etc. Further, the values described in the above embodiment as the coefficients used in the color correction matrix circuit are examples, and even if different values are used depending on the application and configuration, they are within the scope of the present invention.

[Appendix] (Appendix 1) In an endoscope apparatus for performing signal processing on a video signal obtained by capturing a subject image and observing the subject image, an image pickup that performs at least the signal processing on the video signal A control device, a connection unit provided in the imaging control device, and a plurality of types of endoscope imaging devices that are different in at least one of applications and configurations and selectively connected to the endoscope imaging device; Detecting means for detecting the type of the endoscope imaging device; signal processing means provided in the imaging control device, for performing the signal processing according to the type of the endoscope imaging device connected to the connection unit, or An endoscope apparatus comprising at least one of control means for controlling an endoscope imaging apparatus. (Additional Item 2) In an endoscope apparatus that performs signal processing on a video signal obtained by capturing a subject image and observes the subject image, an imaging control device that performs at least the signal processing on the video signal, A connection unit provided in the control device and selectively connected to a plurality of types of endoscope imaging devices having at least one of different uses or configurations, and a type of the endoscope imaging device connected to the connection unit Detection means for detecting the color tone correction of a video signal obtained by the endoscope imaging device, provided in the imaging control device, according to a type of the endoscope imaging device connected to the connection unit. An endoscope apparatus comprising: signal processing means for performing the processing.

(Additional Item 3) The endoscope apparatus according to additional item 1 or 2, wherein an endoscope imaging device in any field is connected to the connection portion.

(Additional Item 4) The endoscope apparatus according to additional item 1 or 2, wherein the endoscope imaging device is for general surgery.

(Additional Item 5) The endoscope apparatus according to additional item 1 or 2, wherein the endoscope imaging device includes an endoscope imaging device for urological observation.

(Additional Item 6) The endoscope apparatus according to additional item 1 or 2, wherein the endoscope imaging device includes an endoscope imaging device for infrared observation.

(Additional Item 7) The endoscope apparatus according to additional item 1 or 2, wherein the endoscope imaging device includes an endoscope imaging device for otolaryngology.

(Additional Item 8) The endoscope apparatus according to additional item 1 or 2, wherein the endoscope imaging device includes an endoscope imaging device for vocal cord observation.

(Additional Item 9) The endoscope apparatus according to additional item 1 or 2, wherein the endoscope imaging device includes an endoscope imaging device for orthopedic surgery.

(Additional Item 10) The endoscope apparatus according to Additional Item 1 or 2, wherein the automatic aperture means provided in the endoscope imaging device, and the automatic aperture device provided in the imaging control device. Means for controlling the

(Additional Item 11) The endoscope apparatus according to additional item 1 or 2, wherein the endoscope imaging device captures an optical endoscope and a subject image obtained by the optical endoscope. And an imaging device.

(Additional Item 12) The endoscope apparatus according to additional item 1 or 2, wherein the endoscope imaging device is an electronic endoscope in which imaging means for imaging a subject image is integrally formed. is there.

[0047]

As described above, according to the present invention,
Since it is possible to connect a plurality of types of endoscope imaging devices having different applications or configurations to a common imaging control device, it is possible to reduce the cost.

[Brief description of the drawings]

FIG. 1 to FIG. 10 relate to a first embodiment of the present invention, and FIG. 1 is an explanatory diagram showing a configuration of an endoscope apparatus.

FIG. 2 is an explanatory diagram illustrating a configuration of an endoscope and an imaging device different from the endoscope and the imaging device illustrated in FIG. 1;

FIG. 3 is an explanatory diagram showing a configuration of an endoscope and an imaging device different from the endoscope and the imaging device shown in FIGS. 1 and 2;

FIG. 4 is a block diagram showing a detailed configuration of the imaging device shown in FIG. 1;

FIG. 5 is a block diagram showing a detailed configuration of the imaging device shown in FIG. 3;

FIG. 6 is a block diagram showing a detailed configuration of a video processor.

FIG. 7 is a functional block diagram of a color correction matrix circuit used for describing the operation.

FIG. 8 is a functional block diagram of a color correction matrix circuit used for describing the operation.

FIG. 9 is a functional block diagram of a color correction matrix circuit used for describing the operation.

FIG. 10 is a functional block diagram of a color correction matrix circuit used for describing the operation.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Endoscope 3 ... Imaging device 4 ... Video processor 106 ... Imaging device identification information holding circuit 121 ... Connector 137 ... Color correction matrix circuit 141 ... CPU 145 ... Matrix coefficient setting circuit 146 ... Voltage detection circuit

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Kotaro Ogasawara 2-43-2 Hatagaya, Shibuya-ku, Tokyo Inside Olympus Optical Industrial Co., Ltd. (72) Inventor Makoto Tsunakawa 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Hideki Tashiro, Inventor 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Noboru Kusamura 2-43-2, Hatagaya, Shibuya-ku, Tokyo F-term in Olympus Optical Co., Ltd. (reference) 2H040 DA36 GA01 GA06 4C061 AA11 AA12 AA15 BB02 BB08 CC06 DD03 FF02 JJ17 JJ18 LL03 NN01 NN05 NN09 PP19 QQ09 RR02 RR15 RR26 TT03 TT13 YY05 5C05 A04 EA05 5C05 A04 FC07 FF03 HA12

Claims (2)

[Claims] 1. An endoscope apparatus for performing signal processing on a video signal obtained by capturing a subject image and observing the subject image, wherein: an imaging control device configured to perform at least the signal processing on the video signal; A connection unit provided in the control device and selectively connected to a plurality of types of endoscope imaging devices having at least one of different uses or configurations; and a type of the endoscope imaging device connected to the connection unit And a signal processing unit or the endoscope imaging device that is provided in the imaging control device and performs the signal processing according to a type of the endoscope imaging device connected to the connection unit. An endoscope apparatus comprising at least one of control means for controlling. 2. An endoscope apparatus for performing signal processing on a video signal obtained by capturing a subject image and observing the subject image, wherein: an imaging control device configured to perform at least the signal processing on the video signal; A connection unit provided in the control device and selectively connected to a plurality of types of endoscope imaging devices having at least one of different uses or configurations; and a type of the endoscope imaging device connected to the connection unit Detection means for detecting the color tone correction of a video signal obtained by the endoscope imaging device, provided in the imaging control device, according to a type of the endoscope imaging device connected to the connection unit. An endoscope apparatus comprising: signal processing means for performing the processing.