JP2001095819A - Face fitting type image display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a face fitting type image display device which is easy in operation such as change in image display and easy in use. SOLUTION: The signal picked up by a CCD 25 of a TV camera 3 mounted on an optical endoscope 2 is converted into the image signal by a CCU6, and the image is displayed on right and left liquid crystal monitors 38L and 8R of an FMD8 via an FMD control part 7. This FMD8 is provided with a microphone 39 to input the control operation by the sound, the input signal by this microphone 39 is sound-processed by a sound processing part 9 to recognize the command by the sound input, and the corresponding control signal is generated to change the operation of the image display by the right and left liquid crystal monitors 38L and 8R of the FMD8 via the FMD control part 7.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] 1. Field of the Invention [0002] The present invention relates to a face-mounted image display apparatus for displaying an image on a user's face or the like.

2. Description of the Related Art In recent years, it has been worn on the face (or head),
2. Description of the Related Art A face-mounted video display device (abbreviated as FMD or HMD) for displaying video has come to be used instead of a normal monitor in a video display device for displaying various videos. There is also a video display device provided with control means for changing the operation state of the FMD.

[0002] As a conventional example of such a video display device,
JP-A-7-36610, JP-A-8-206083,
There is JP-A-8-6708, JP-A-7-36610 detects the movement of the eyeball, JP-A-8-206083 and JP-A-8-6708 detect the movement of the line of sight,
The corresponding control operation is performed.

[0003]

However, in order to detect the movement of the eyeball according to JP-A-7-36610 and perform the corresponding control operation, the eyeball must not be moved unnaturally to perform a desired operation. However, there is a drawback that eyes become tired and it is difficult to use for a long time.

In Japanese Patent Application Laid-Open Nos. H8-206083 and H8-6708, the movement of the line of sight is detected and the corresponding control operation is performed. It must be moved unnaturally, and there is a disadvantage that eyes are tired and it is difficult to use for a long time. In addition, in the operation using the remote control switch as shown in the conventional example, it is necessary to find out where the remote control is located, which is inconvenient.

(Object of the Invention) The present invention has been made in view of the above points, and provides a face-mounted image display device which facilitates operations such as changing image display (image display) and is easier to use. The purpose is to:

[0006]

Means for Solving the Problems An image signal generating means capable of generating an image signal, and a mounting portion which can be mounted on a user's face, and capable of displaying the image signal generated by the image signal generating means. In a face-mount type video display device having a face-mount type display unit having a display unit, and a control unit for controlling an operation state of the image signal generating unit and the face-mount type display unit, a single unit for inputting control information is provided. Control information input means, signal analysis means for analyzing the type of signal input from the control information input means, and control state changing means for changing the control state of the control means based on the analysis result of the signal analysis means By changing the control state of the control means by inputting control information from a single control information input means, it is easy to change the display image of the face-mounted display means. So that can be performed.

[0007] The image signal generating means includes an image signal generating means capable of generating an image signal, a mounting part mountable on a user's face, and a display part capable of displaying the image signal generated by the image signal generating means. In a face-mounted video display device having face-mounted display means, and control means for controlling an operation state of the image signal generating means and the face-mounted display means, a single unit for inputting an audio signal as control information is provided. Control information input means, signal analysis means for analyzing the type of signal input from the control information input means, and control state changing means for changing the control state of the control means based on the analysis result of the signal analysis means And by providing
By inputting control information from a single control information input unit using a voice signal, the control state of the control unit is changed so that a display image of the face-mounted display unit can be easily changed.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. (First Embodiment) FIGS. 1 to 3 relate to a first embodiment of the present invention, and FIG. 1 shows an overall configuration of a face-mounted image display device according to the first embodiment. Shows a face-mounted video display device provided with a microphone, and FIG. 3 is a flowchart showing an operation content of control by voice input.

A face-mounted image display apparatus 1 according to a first embodiment of the present invention shown in FIG. 1 includes a television camera-mounted endoscope 4 in which a television camera 3 is mounted on an optical endoscope 2, and an optical endoscope 4. A light source device 5 that supplies illumination light to the endoscope 2, a camera control unit (hereinafter abbreviated as CCU) 6 that performs signal processing on image pickup means of the television camera 3, and a face-mounted image display device ( Abbreviated as FMD)
And an FM control unit 7 for performing display control on the FM 8
An FMD 8 for displaying an image on an internal liquid crystal monitor in response to an output signal from the D control unit 7, and an audio processing unit 9 for performing a recognition process (signal analysis process) for an audio signal from a control information input unit using audio provided in the FMD 8. It is composed of

The optical endoscope 2 is provided with an elongated insertion portion 11 and a rear end thereof. The optical endoscope 2 has a grasping portion 12 to be grasped by an operator and an eyepiece 13 provided at a rear end of the grasping portion 12. . A light guide 14 is inserted into the insertion portion 11, and a base portion at a rear end thereof is connected to the light source device 5 via a light guide cable 15.

The lamp 16 in the light source device 5 is turned on by the supply of lighting power from a lamp power supply circuit 17, and the illumination light is condensed by a condenser lens 18 and is optically transmitted through a light guide of a light guide cable 15. Light guide 1 for endoscope 2
4 and is emitted to the subject side such as an affected part from an illumination window to which the tip is attached.

An objective lens 19 is attached to an observation window provided adjacent to the illumination window to form a subject image.
This subject image is transmitted to the rear side by the relay lens system 21 and can be magnified and observed through the eyepiece 22 of the eyepiece 13.

A camera head 23 of the television camera 3 is mounted on the eyepiece 13. An imaging lens 24 is disposed on the camera head 23 so as to face the eyepiece 22. For example, a charge-coupled device (abbreviated as CCD) 25 serving as an imaging device is arranged, and photoelectrically converts an optical image.

A color separation filter 26 such as a mosaic filter is disposed on the imaging surface of the CCD 25, and optically separates the colors into, for example, R, G, and B colors.

The CCD 24 is connected to a signal line in a camera cable 27 extending from the camera head unit 23. By connecting a connector 28 at the end of the camera cable 27 to the CCU 6, the CCD 25 transmits a CCD drive signal in the CCU 6. It is electrically connected to a CCD drive circuit 31 for outputting a signal, and a signal processing circuit 32 for processing a CCD output signal and outputting a video signal (image signal).

Power required for each operation is supplied from a power supply circuit 33 to the CCD drive circuit 31 and the signal processing circuit 32.

The output signal of the signal processing circuit 32 is input to a signal processing circuit 34 for performing signal processing such as enlargement and reduction in the FMD control unit 7. The output signal of the signal processing circuit 34 is input to a display processing circuit 35 that performs display processing, and the output signal of the display processing circuit 35 is input to the FMD 8 via a display control circuit (display controller) 36 that displays an image on the FMD 8. You. The power supply circuit 37 of the FMD control unit 7 supplies power required for its operation to each circuit such as the signal processing circuit 34. Further, the signal processing circuit 3 in the FMD control unit 7
4 and the display processing circuit 35 may be used as a signal and display processing circuit.

An output signal from the FMD control unit 7 is an FMD 8
Is applied to the left and right liquid crystal monitors 38L and 38R in the
The subject image captured in D25 is displayed. This FMD8
Is provided with a microphone (simply referred to as a microphone in FIG. 1) 39 as control information input means by voice. When an operator wearing the FMD 8 emits voice, the voice is converted into an electrical voice signal and converted into a voice processing unit. Speech recognition is performed via a noise filter 41 that removes noise in the image data 9 and is input to, for example, a speech recognition circuit 42 that converts the speech into characters.

The output signal of the speech recognition circuit 42 is
3, the determination circuit 43 compares the output signal (character) recognized by the voice recognition circuit 42 with the predetermined command by comparing the character with the predetermined command stored in the predetermined command storage memory 44 in advance. Is determined.

The result of this determination is sent to the control signal generation circuit 45, and the control signal generation circuit 45 generates a corresponding control signal based on the result of determination when the command matches the predetermined command, and
The operation of the signal processing circuit 34, the display processing circuit 35, and the power supply circuit 37 of the control unit 7 can be controlled.

The predetermined command storage memory 44 stores, for example, a command relating to a change in the video display mode and a command to turn off the power.

More specifically, commands relating to the change of the image display mode include “enlarge”, “reduce”, “scroll”,
As commands relating to power-off, “up” and “down” store character data of a predetermined command of “power-off”. Then, when it is determined that the predetermined instruction is “enlarge” or “reduce”, control is performed such that the signal processing operation of the signal processing circuit 34 is performed as an enlargement process and a reduction process.

If it is determined that the command is a predetermined command of "scroll", the operation of the signal processing and display processing by the signal processing circuit 34 is controlled to set a scroll mode for scrolling the image display. Then, in the scroll mode, when it is determined that the predetermined command is “up” or “down”, the displayed image portion is scrolled up or down. Thus, the operation state of the FMD 8 can be controlled. If it is determined that the command is “power off”, the power of the power supply circuit 37 is turned off, and the control of the FMD control unit 7 is turned off.

FIG. 2 shows an FMD having a microphone 39.
8 is shown. The FMD 8 has an FMD main body 47 having built-in liquid crystal monitors 38L and 38R, and a frame portion 48 formed in a loop shape on the rear side of the FMD main body 47 to form a mounting means for mounting on a face (head) of an operator or the like. And, for example, FM
A microphone 39 provided at the front center of the D body 47;
A cable 49 having one end extended from the FMD body 47
At the other end of the cable 49, there is provided a connector unit 50 incorporating the FMD control unit 7 and the audio processing unit 9 shown in FIG. 1, and an electrical contact connecting unit projecting from the connector unit 50 is a CCU 6 It is detachably connected to.

In the present embodiment, the FMD 8 is provided with a single voice input unit, and the operator issues a voice for performing a control operation to the voice input unit and performs voice input, thereby providing a voice processing unit 9. Then, an audio signal such as a signal analysis for the input audio signal is analyzed, and based on the analysis result, it is determined whether or not the instruction corresponds to a command (audio information) for performing a predetermined control operation. If you do
It is characterized in that a corresponding control signal is generated to change the image display mode of the FMD control unit 7 and to turn off the power.

Next, the operation of the present embodiment will be described with reference to FIG. As shown in FIG. 1, the television camera 3 is mounted on the optical endoscope 2, and the optical endoscope 2 is connected to the light source device 5 via the light guide cable 15, and the connector 28 of the television camera 3 is connected to the CCU 6. And the FMD of FIG.
When the connector 50 is connected to the CCU 6, the connection state can be set as shown in FIG. 1, the FMD 8 is mounted on the face of the surgeon, the power sources of the light source device 5 and the like are turned on, and the endoscopic examination is started. Ready to go.

Then, as shown in step S1 of FIG. 3, the image is displayed on the FMD 8. That is, CC
The subject image picked up by D25 is converted into a video signal by the CCU 6, input to the FMD control unit 7, converted to a signal that can be displayed on the FMD 8, and input to the left and right liquid crystal monitors 38L and 38R of the FMD 8 for display. An image is displayed on the screen. The surgeon wearing this FMD 8 has a CCD 25 on the left and right liquid crystal monitors 38L and 38R arranged in front of the left and right eyes.
Is displayed.

Then, the voice processing section 9 enters a state of waiting for voice input as shown in step S2. That is, FMD8
, And waits for a voice input from the microphone 39.

Then, if there is a voice input, step S3
Is performed. In this case, the microphone 39
, The noise component is removed by the noise filter 41, the voice is recognized by the voice recognition circuit 42, the voice is converted into a character, and sent to the determination circuit 43.

Next, it is determined whether or not the command is a predetermined command (a predetermined word) in step S4. That is, the determination circuit 43 compares the command with a predetermined command stored in the predetermined command storage memory 44 to determine whether the command is a predetermined command. If the command is not a predetermined command, the process returns to step S2 to return to a state of waiting for the next voice input. If the command is a predetermined command, a corresponding control signal is generated by the control signal generation circuit 45, and the next step is performed. Move to S5.

In step S5, a predetermined command is issued to turn off the power.
It is determined whether the command is a command or not. If the command does not correspond to the command, the image display change processing in step S6 (the above-described enlargement or reduction processing, up (up) and down (down) image display in the scroll mode) After this processing, the process returns to the state of waiting for the next voice input in step S2.

On the other hand, if it is determined that the command is a power-off command, the power-off process in step S7 is performed. That is, the power supply of the power supply circuit 37 of the FMD control unit 7 is turned off by the control signal for turning off the power generated by the control signal generation circuit 45.
To end this operation.

According to the present embodiment, which operates as described above, when the surgeon wants to enlarge and observe the affected part during the endoscopic examination, for example, the surgeon himself / herself or through the nurse or the like Without operating the operation panel for performing the enlargement processing in the CCU 6 or the like, it is possible to display the image in an enlarged manner simply by uttering “enlargement” with a voice. Therefore, the endoscope inspection can be smoothly and promptly performed without the need for manual operation.

When the observation by the FMD 8 is to be ended or when the endoscope inspection is to be ended, the power of the FMD control unit 7 can be turned off by issuing a power-off signal. It is not necessary to manually operate the power switch and the like.

For this reason, in order to perform a desired operation in the conventional example in which the operation is performed by the movement of the eyeball and the line of sight, it is necessary to unnaturally move the eyeball, etc. Can be eliminated.

This embodiment has the following effects. As described above, the surgeon can change the image display mode or turn off the power by performing a sound without performing any operation by moving the body. This is very convenient in a situation where it is necessary for an operator to grasp the endoscope and perform a diagnosis or perform a treatment using a treatment tool as needed.

(Second Embodiment) Next, FIGS.
A second embodiment of the present invention will be described with reference to FIG. FIG.
FIG. 5 shows an overall configuration of a face-mounted image display device according to a second embodiment of the present invention, FIG. 5 shows a face-mounted image display device provided with operation switches, and FIG. Is shown in a flowchart.

The face-mounted image display device 5 of the present embodiment
1 denotes left and right eyepieces 13 of an optical endoscope 52 for stereoscopic vision.
First and second television cameras 3 at L and 13R, respectively.
Stereoscopic endoscope equipped with L and 3R, and optical endoscope 5
2 and a first and second CCU 6L, 6R for performing signal processing on an image sensor incorporated in each of the first and second television cameras 3L, 3R.
And an FMD control unit 57 that performs image processing such as enlargement and reduction on image signals from the first and second CCUs 6L and 6R.
And an FMD 58 for displaying an image by receiving an output signal of the FMD control unit 57, and a switch processing unit 59 for recognizing a switch operation in response to an operation of a mechanical operation switch unit provided in the FMD 58. .

The optical endoscope 52 for stereoscopic vision is the same as the optical endoscope 2 of FIG. 1 except that the objective lens 19, the relay lens system 21 and the eyepiece 22 are two, that is, two objective lenses 19L on the left and right sides. 19R, relay lens system 21L, 2
1R and eyepieces 22L and 22R. First and second television cameras 3L and 3R are mounted on left and right eyepieces 13L and 13R provided with left and right eyepieces 22L and 22R, respectively.
Left and right optical images are respectively captured by L and 25R.

The connectors 28L and 28R of the first and second television cameras 3L and 3R are connected to the first and second CCs, respectively.
Connected to U6L, 6R. The configuration of the CCUs 6L and 6R is similar to that of the CCU 6 in FIG. And CCD2
Signal processing is performed on each of 5L and 25R to generate left and right video signals, which are output to the FMD control unit 58. This FM
The D control unit 58 includes a signal processing circuit 34 ', a display processing circuit 35', a display control circuit 36 ', and a power supply circuit 37 as in the case shown in FIG.

In the first embodiment, one video signal is input from the CCU 6 to the signal processing circuit 34 of the FMD control unit 7, but the signal processing circuit 3 of the FMD control unit 57
4 ′ receives left and right video signals from the first and second CCUs 6L and 6R, performs common processing on the left and right video signals, and outputs the same from two output terminals.

Display processing circuit 35 ', display control circuit 36'
Also, what is performed on the left and right video signals is different from that of the first embodiment. And the display control circuit 3
The left and right video signals output from the two output terminals 6 'are F
The signals are input to the left and right liquid crystal monitors 38L and 38R of the MD 58, and the left and right images are displayed.

Further, the FMD 8 in the first embodiment
Although the control information input means by voice is provided in the FMD 58 in the present embodiment, a push button type switch 61 is provided at the upper corner of the FMD main body 47, for example, as shown in FIG.

The switch processing section 59 employs a switch recognition circuit 62 instead of the voice recognition circuit 42 in the voice processing section 9 of FIG. Further, as shown in FIG. 5, the FMD control unit 58 and the switch processing unit 59 are provided in a connector unit 63 provided with two electrical contact connection units respectively connected to the first and second CCUs 6L and 6R. .

By operating a single switch 61,
As in the case of the first embodiment, the image display mode and the power supply
The following operation is performed to enable the FF. For example, when the power is turned off, the switch 61 is turned on for about 10 seconds, and when the display image is enlarged, the switch 61 is repeatedly turned on / off twice at one second intervals, and when the display image is reduced, the switch 61 is turned on at one second intervals. When the switch 61 is turned on / off three times and the scroll mode is set, the switch 61 is turned on once for 2 seconds and turned on once for 1 second.

In the scroll mode, the image display can be scrolled up by, for example, turning on / off the switch 61 twice at one-second intervals, and can be scrolled down by repeating it three times. I have. The other components are the same as those of the first embodiment, and the same components are denoted by the same reference numerals and description thereof will be omitted.

In the present embodiment, a switch 61 is provided in place of the voice input means in the first embodiment, and the switch 61 is operated by an operator to operate the switch 61.
The switch processing section 59 performs an analysis process for recognition of the number of times the 1 has been operated and the like, so that a corresponding control operation can be performed.

Next, the operation of the present embodiment will be described with reference to FIG. As shown in FIG. 4, an optical endoscope 52 for stereoscopic vision is provided.
The optical endoscope 2 is connected to the light source device 5 via the light guide cable 15, and the connectors 28L and 28R of the television cameras 3L and 3R are connected to the CCU.
6L and 6R, respectively, and the electrical contact connection portions of the connector portion 63 of the FMD 58 in FIG.
L, 6R, the connection state can be set as shown in FIG. 4, and the FMD 58 is mounted on the face of the operator, and the light source device 5
And so on, so that the endoscope inspection can be started.

Then, as shown in step S11 of FIG. 6, the image is displayed on the FMD 58. That is,
The left and right subject images captured by the CCD 25L and 25R are CC
The signals are converted into left and right video signals by U6L and 6R, input to the FMD control unit 57, and converted into signals that can be displayed on the FMD 58, and the left and right liquid crystal monitors 38L and 3L of the FMD 58 are converted.
8R, and an image is displayed on the display surface.

The surgeon wearing this FMD 58 can display C on the left and right liquid crystal monitors 38L and 38R arranged in front of the left and right eyes.
Left and right images with parallax captured by the CDs 25L and 25R are displayed, and stereoscopic viewing can be performed with a stereoscopic effect. Then, the switch processing unit 59 determines in step S
As shown in FIG. 12, a state of waiting for a switch input is entered. That is, while the image is displayed on the FMD 58, the input of the switch operation from the switch 61 is kept waiting.

When there is an operation input from the switch 61, switch recognition processing in step S13 is performed. In this case, the noise component (chattering component) is removed by the noise filter 41 by the ON / OFF signal when the switch 61 is operated, and the switch operation is recognized by the switch recognizing circuit 62, which is converted into a character and determined. Send to circuit 43.

Next, it is determined in step S14 whether the command is a predetermined command (predetermined word). That is, the determination circuit 43 compares the command with a predetermined command stored in the predetermined command storage memory 44 to determine whether the command is a predetermined command. If the command is not a predetermined command, the process returns to step S12, and returns to a state of waiting for the next switch input. If the command is a predetermined command, a corresponding control signal is generated by the control signal generation circuit 45. Move to S15.

In step S15, a predetermined command is the power supply OF
It is determined whether or not the instruction is the F command. If the instruction does not correspond to the instruction, the process of changing the image display is performed in step S16. After this process, the process returns to the state of waiting for the next switch input in step S12. On the other hand, if it is determined that the command is a power-off command, the power-off process in step S17 is performed. In other words, the power of the power supply circuit 37 of the FMD control unit 57 is turned off by the control signal for turning off the power generated by the control signal generation circuit 45, and this operation ends.

According to the present embodiment, which operates as described above, when the surgeon wants to enlarge and observe the affected part during the endoscopic examination, for example, the surgeon places the FMD 58 on the worn FMD 58. By operating the single switch 61 provided, the display can be enlarged and displayed. Therefore, the setting to the desired display form can be performed by the number of times of pressing or the like. It is not necessary to perform the operation for processing to the position of the CCU and perform the corresponding operation, and therefore, it becomes easy to smoothly and quickly perform the endoscopic inspection.

In the case where the observation by the FMD 8 is to be ended or the endoscope inspection is to be ended, the power off instruction operation is performed by operating the same single switch 61 to turn off the power of the FMD control unit 7. Can be turned off.

This embodiment has the following effects. By the above operation, the control of the image display mode and the power supply OFF can be easily performed.

(Third Embodiment) Next, FIGS.
A third embodiment of the present invention will be described with reference to FIG. FIG.
Shows the overall configuration of the face-mounted video display device according to the third embodiment of the present invention, FIG. 8 shows an example of information display, and FIG. 9 shows a flowchart of the control operation by sensor input.

A face-mounted image display device 71 of this embodiment shown in FIG. 7 includes a TV camera-mounted endoscope 74 in which a TV camera 3 is mounted on an optical endoscope 72, and an optical endoscope 7
A light source device 5 for supplying illumination light to the light source 2, a CCU 6 for performing signal processing on an imaging unit of the television camera 3, and a CCU 6.
FMD that is connected to and controls the display of the FMD 78
A control unit 77 and an FMD 78 for displaying an image on an internal liquid crystal monitor in accordance with an output signal from the FMD control unit 77
And a sensor signal processing unit 79 that performs signal processing on a sensor signal detected by an angle detection unit provided in the optical endoscope 72.

This optical endoscope 72 has a flexible insertion portion 8.
1 is a flexible endoscope. In other words, the optical endoscope 72 is provided on the elongated insertion section 81 having flexibility and the rear end thereof, and the operation section 8 provided with the grip section to be gripped by the operator.
2 and an eyepiece unit 83 provided at the rear end of the operation unit 82
And the light guide cable 8 extended from the operation unit 82
The connector at the end of the light guide cable 84 is detachably connected to the light source device 5. The insertion portion 81 includes a distal end portion 86, a bendable bending portion 87, and a flexible portion 88. The insertion portion 81 bends the bending portion 87 by performing an operation of rotating an angle knob 89 provided on the operation portion 82. be able to.

The operation section 82 is provided with an angle sensor 91 for detecting an angle operation in which an angle knob (bending operation knob) 89 is rotated. A detection signal from the angle sensor 91 is transmitted through a cable 92 to the sensor. The signal is input to the sensor output receiving circuit 93 of the signal processing section 79.

The sensor output signal input to the sensor output receiving circuit 93 is input to a sensor output analyzing circuit 94,
The sensor output is analyzed, and the signal of the analysis result is input to the display processing circuit 35 of the FMD control unit 77.

The configuration of the FMD control unit 77 is the same as that of the FM
It has the same configuration as the D control unit 7, and the output signal of the display control circuit 36 is applied to the left and right liquid crystal monitors 38L and 38R of the FMD 78. The FMD 78 has the same configuration as the FMD 8 of FIG. 1 without the microphone 39. Other configurations are the same as those of the first embodiment.

In this embodiment, when the bending portion 87 is bent by operating the angle knob 89, the bending operation is detected by the angle sensor 91, and the sensor signal processing unit 79 receives the output from the sensor output detected by the angle sensor 91. The bending direction is determined by analysis, and the analyzed information is displayed by the display processing circuit 77.
, And the information is displayed on the display surfaces of the liquid crystal monitors 38L and 38R of the FMD 78.

FIG. 8A shows a display example on the display surface 96 of the liquid crystal monitors 38L and 38R. The display surface 96 has a CCD 25
Are displayed, and information display windows 97U, 97D, 97L, 9
7R is provided, and the angle knob 89 is rotated,
Angle information detected by the angle sensor 91 is displayed.

Although the angle information in four directions is simultaneously displayed in FIG. 8A, only the angle information corresponding to the operated direction is actually displayed. For example, when an angle operation for bending upward by 90 ° is performed, the angle information as shown in FIG. 8A is displayed only in the information display window 97U. Further, the patient ID and NAME which have been input to the display processing circuit 35 in advance may be displayed on the upper display window 97U as shown in FIG. 8B.

Next, the operation of the present embodiment will be described with reference to FIG.

The setting is made as shown in FIG.
9 and the power of each device is turned on, the CCD 25 of the television camera 3 is connected to the left and right liquid crystal monitors 38L and 38R of the FMD 78 via the optical endoscope 72 as shown in step S21 of FIG. To display the image of the imaged portion.

Then, the sensor signal processing section 79 enters a state of determining whether there is a change in the angle angle in step S22.
In other words, it is determined whether or not there is an angle change when an angle operation is performed based on a sensor output signal output from an angle sensor 91 provided on the angle knob 89, and a state of waiting for the change in the angle is performed. Becomes

If it is determined that there is a change in the angle, the angle and direction of the angle are recognized in step S23.

That is, in response to the input from the angle sensor 91, the sensor output is received by the sensor information processing section 79, the sensor output value and the like are analyzed by the sensor output analysis circuit 94, and the corresponding angle and direction are obtained. The information is recognized and sent to the display processing circuit 35 to perform the image display change processing in step S24.

Then, as shown in FIG. 8A, the bending direction in which the bending portion 87 is bent and the amount of bending (the bending angle) when the bending operation is performed with the angle knob 89 are displayed on the information display window. The display is changed, and the process returns to step S22 to shift to a state of waiting for the next angle operation.

Therefore, when the angle knob 89 is operated, the surgeon can check the operation amount of the angle knob 89 together without confirming the operation amount of the angle knob 89 in a part of the video display portion where the endoscope image is displayed. . Thus, the bending operability of the endoscope in the case of the endoscope inspection is improved, and the endoscope inspection can be smoothly performed.

This embodiment has the following effects. With the above configuration, it becomes easy to control the bending of the endoscope with reference to the display of the angle information. Note that the third embodiment is the same as the first embodiment.
Alternatively, the configuration may be combined with the second embodiment. In addition, embodiments and the like in which the above-described embodiments and the like are partially combined also belong to the present invention. Further, the above-mentioned FMD8 and the like are not limited to these, and so-called H
What is called an MD (head mounted video or image display device) may be used.

[Supplementary Notes] Face-mounted display means having an image signal generating means capable of generating an image signal, and a mounting part capable of being mounted on the face of a user, and having a display part capable of displaying the image signal generated by the image signal generating means. A control information inputting means for inputting control information; a control information inputting means for inputting control information; and a control means for inputting control information, comprising: a control means for controlling an operation state of the image signal generating means and the face-mounted display means. Signal analysis means for analyzing the type of signal input from the information input means, and control state change means for changing the control state of the control means based on the analysis result of the signal analysis means,
A face-mounted image display device, comprising: 2. Face-mounted display means having an image signal generating means capable of generating an image signal, and a mounting part capable of being mounted on the face of a user, and having a display part capable of displaying the image signal generated by the image signal generating means. And control means for controlling an operation state of the image signal generating means and the face-mounted display means, a single control information input means for inputting an audio signal as control information in the face-mounted video display apparatus Signal analysis means for analyzing a type of a signal input from the control information input means, and control state changing means for changing a control state of the control means based on an analysis result of the signal analysis means. A face-mounted image display device characterized by the above-mentioned.

3. Face-mounted display means having an image signal generating means capable of generating an image signal, and a mounting part capable of being mounted on the face of a user, and having a display part capable of displaying the image signal generated by the image signal generating means. And a control unit for controlling an operation state of the image signal generating unit and the face-mounted display unit, wherein the control information input includes a single switch unit capable of inputting control information. Means, signal analysis means for analyzing the type of signal input from the control information input means, and control state changing means for changing the control state of the control means based on the analysis result of the signal analysis means. A face-mounted video display device characterized by the following. 4. In a medical face-mounted video display device in which a main body having a built-in monitor for displaying video is mounted on a face via mounting means and used, an audio input mechanism is provided in the display device main body, and an input from the audio input mechanism is provided. A medical face-mounted image display device, wherein the image display is changed according to the following.

5. In a medical face-mounted video display device in which a main body having a built-in monitor for displaying video is mounted on the face via mounting means and used, a mechanical operation switch is provided on the display device main body, and an input from the operation switch is provided. A medical face-mounted image display device, wherein the image display is changed according to the following. 6. In a medical face-mounted video display device in which a main body having a built-in monitor for displaying video is mounted on the face via mounting means, an information display window is provided in the display main body, and various types of information are displayed. Medical face-mounted image display device.

7. 8. The medical face-mounted image display device according to claim 6, wherein the display information is a patient ID. 8. Appendix 6. The medical face-mounted image display device according to appendix 6, wherein the display information is an endoscope angle. 9. 8. The medical face-mounted image display device according to claim 6, wherein the display information is an angle direction of the endoscope.

(Background of Supplementary Notes 6 to 9) (Prior Art) The prior art is disclosed in Japanese Patent Application Laid-Open No. 6-314331.
There is. (Problems of the prior art) The problem of JP-A-6-314331 is that when used in combination with an endoscope, the displayed information is information on the tilt and orientation of the FMD itself. Which direction the endoscope is facing
I didn't know which angle it was, so it was hard to use.

(Purpose) The operation of changing the image display is facilitated.
The purpose of the present invention is to provide a medical-use face-mounted video display device that is easier to use, and has the configurations of Supplementary Notes 6 to 9. (Operation) By displaying information in a part of the video display, it is possible to confirm information such as which direction the endoscope is facing, which angle the endoscope is facing, and the like based on the information.

[0080]

As described above, according to the present invention, there is provided an image signal generating means capable of generating an image signal, and a mounting portion which can be mounted on a user's face. A face-mounted display device having a display unit capable of displaying the image signal, and a control unit for controlling an operation state of the image signal generating device and the face-mounted display device. A single control information input unit for inputting control information, a signal analysis unit for analyzing a type of a signal input from the control information input unit, and a control state of the control unit based on an analysis result of the signal analysis unit And control state changing means for changing the control state of the control means by inputting control information from a single control information input means, and displaying the face-mounted display means. Easily the change of the image.

Further, it has an image signal generating means capable of generating an image signal, a mounting part which can be mounted on a user's face, and a display part capable of displaying the image signal generated by the image signal generating means. In a face-mounted video display device having face-mounted display means, and control means for controlling an operation state of the image signal generating means and the face-mounted display means, a single unit for inputting an audio signal as control information is provided. Control information input means, signal analysis means for analyzing the type of signal input from the control information input means, and control state changing means for changing the control state of the control means based on the analysis result of the signal analysis means The control state of the control means is changed by the input of control information from a single control information input means by a voice signal, and the display of the face-mounted display means is provided. Easily the change of the image.

[Brief description of the drawings]

FIG. 1 is an overall configuration diagram of a face-mounted video display device according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing a face-mounted image display device including a microphone.

FIG. 3 is a flowchart showing the contents of a control operation by voice input.

FIG. 4 is an overall configuration diagram of a face-mounted video display device according to a second embodiment of the present invention.

FIG. 5 is a perspective view showing a face-mounted video display device provided with a switch.

FIG. 6 is a flowchart showing the contents of a control operation by switch input.

FIG. 7 is an overall configuration diagram of a face-mounted video display device according to a third embodiment of the present invention.

FIG. 8 is a diagram showing a display example on the display surface of the face-mounted video display device.

FIG. 9 is a flowchart showing the contents of a control operation based on a sensor input.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Face-mounted image display apparatus 2 ... Optical endoscope 3 ... TV camera 4 ... TV camera-mounted endoscope 5 ... Light source device 6 ... CCU 7 ... FMD control unit 8 ... FMD 9 ... Audio processing unit 16 ... Lamp 19 Objective lens 23 Camera head 32, 34 Signal processing circuit 35 Display processing circuit 36 Display control circuit 37 Power supply circuit 38L, 38R LCD monitor 39 Microphone (lophone) 41 Noise filter 42 Voice recognition circuit 43 ... determination circuit 44 ... predetermined command storage memory 45 ... control signal generation circuit

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Atsuyuki Amano 2-43-2 Hatagaya, Shibuya-ku, Tokyo Inside Olympus Optical Co., Ltd. (72) Inventor Masaru Tsuzuki 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Inventor Hiroko Oishi 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Inventor Susumu Kawada 2-43-2, Hatagaya, Shibuya-ku, Tokyo Inside Olympus Optical Kogyo Co., Ltd. (72) Kotaro Ogasawara 2-43-2 Hatagaya, Shibuya-ku, Tokyo Inside Olympus Optical Kogyo Co., Ltd. (72) Seiya Fujita 2-43-2 Hatagaya, Shibuya-ku, Tokyo No. Olympus Optical Co., Ltd. (72) Inventor Katsuya Suzuki 2-43-2 Hatagaya, Shibuya-ku, Tokyo Scan Optical Industry Co., Ltd. in the F-term (reference) 4C061 AA00 BB01 CC06 DD00 NN05 VV01

Claims (3)

[Claims] An image signal generating means capable of generating an image signal, a mounting part mountable on a user's face, and a display part capable of displaying an image signal generated by the image signal generating means. A face-mounted display device comprising: a face-mounted display device; and a control device for controlling an operation state of the image signal generating device and the face-mounted display device. A single control information input for inputting control information. Means, signal analysis means for analyzing the type of signal input from the control information input means, and control state changing means for changing the control state of the control means based on the analysis result of the signal analysis means. A face-mounted video display device characterized by the following. 2. An image signal generating unit capable of generating an image signal, a mounting unit mountable on a user's face, and a display unit capable of displaying an image signal generated by the image signal generating unit. A face-mounted display device comprising: a face-mounted display unit; and a control unit for controlling an operation state of the image signal generating unit and the face-mounted display unit. A single unit for inputting an audio signal as control information. Control information input means, signal analysis means for analyzing the type of signal input from the control information input means, and control state changing means for changing the control state of the control means based on the analysis result of the signal analysis means A face-mounted video display device, comprising: 3. An image signal generating means capable of generating an image signal, a mounting part mountable on a user's face, and a display part capable of displaying the image signal generated by the image signal generating means. A face-mounted display device comprising: a face-mounted display device; and a control device for controlling an operation state of the image signal generating device and the face-mounted display device. A single switch device capable of inputting control information. Control information input means having: a signal analysis means for analyzing a type of a signal input from the control information input means; and a control state change for changing a control state of the control means based on an analysis result of the signal analysis means. Means, and a face-mounted image display device, characterized by comprising: