JP2004305760A5

JP2004305760A5 -

Info

Publication number: JP2004305760A5
Application number: JP2004153183A
Authority: JP
Filing date: 2004-05-24
Publication date: 2005-07-14
Anticipated expiration: 2020-05-31

Claims

An electronic endoscope apparatus comprising: a scope having an image sensor; a processor to which the scope is detachably connected; and a display device connected to the processor and displaying a subject image;
Display subject image forming means for forming a display subject image for display on the display device based on an all-pixel subject image formed on the image sensor and configured by all pixels of the image sensor;
Signal processing means for converting an image signal corresponding to the display subject image into a video signal and outputting the video signal to the display device;
A character signal corresponding to the instruction mark is generated so that an instruction mark for indicating a target portion of a normal display subject image displayed on the display device is displayed on the display device. Instruction mark generating means for outputting to
A movement key is provided that is connected to the processor and moves the position of the indication mark in order to change the indication position of the display device indicated by the indication mark, and position information related to the movement of the indication mark is provided in the processor. Keyboard to send to
Instruction mark position adjusting means for adjusting the output timing of the character signal in accordance with the instruction mark so that the position of the instruction mark moves in response to an operation on the movement key;
A switching key provided on the keyboard for switching from the normal display subject image to the enlarged display subject image;
Display state switching means for switching from the normal display subject image to the enlarged display subject image in response to an operation on the switch key;
The display subject image forming means;
As the display object image, wherein a subject image whose resolution has been converted for all pixels subject image, the normal display object image formed for forming the normal display object image composed of a smaller number of pixels than all the pixels of the imaging device Means,
If you zoom in on a portion of the normal display subject image displayed on the display device based on the normal display object Utsushitai image forming means, as the display object image, wherein a portion of all the pixels the object image the possess a larger display object image formation means for forming the enlarged object image constituted by the pixels situated is part partial area of the image areas of all the pixels subject image,
An electronic endoscope apparatus , wherein when the normal display subject image is switched to the enlarged display subject image, a part of the normal display subject image is enlarged and displayed with the indicated position as a center .

An electronic endoscope apparatus comprising: a scope having an image sensor; a processor to which the scope is detachably connected; and a display device connected to the processor and displaying a subject image;
Display subject image forming means for forming a display subject image for display on the display device based on an all-pixel subject image formed on the image sensor and configured by all pixels of the image sensor;
Signal processing means for converting an image signal corresponding to the display subject image into a video signal and outputting the video signal to the display device;
A touch panel that is connected to the processor and arranged on the screen of the display device, and sends position information on the screen corresponding to the touched position to the processor;
Display state switching means for switching from a normal display subject image to an enlarged display subject image in response to contact with the touch panel,
The indication position of the display device corresponding to the position on the touch panel touched to indicate the attention site of the normal display subject image is sent to the processor,
The display subject image forming means;
As the display object image, wherein a subject image whose resolution has been converted for all pixels subject image, the normal display object image formed for forming the normal display object image composed of a smaller number of pixels than all the pixels of the imaging device Means,
If you zoom in on a portion of the normal display subject image displayed on the display device based on the normal display object Utsushitai image forming means, as the display object image, wherein a portion of all the pixels the object image the possess a larger display object image formation means for forming the enlarged object image constituted by the pixels situated is part partial area of the image areas of all the pixels subject image,
An electronic endoscope apparatus , wherein when the normal display subject image is switched to the enlarged display subject image, a part of the normal display subject image is enlarged and displayed with the indicated position as a center .

The enlarged display subject image forming means includes:
Indicated position detecting means for detecting the indicated position;
Indicating pixel selection means for obtaining an instruction pixel at a position corresponding to the detected instruction position in the all-pixel subject image;
3. The enlarged display subject image is formed around the instruction pixel so that the number of pixels in the partial region is equal to or less than a predetermined number of effective pixels. The electronic endoscope apparatus described in 1.

The enlarged display subject image forming means includes:
An instruction pixel position determination unit that determines whether or not the enlarged display subject image can be configured with the predetermined number of pixels around the instruction pixel;
When the enlarged display subject image cannot be formed around the designated pixel, the designated pixel conversion unit converts the designated pixel so that the enlarged display subject image is formed with the predetermined number of pixels. The electronic endoscope apparatus according to claim 3 , wherein the electronic endoscope apparatus is characterized.

4. The electronic endoscope apparatus according to claim 3 , wherein the predetermined number of pixels is substantially the same as the number of pixels constituting the normal display subject image.

A character signal corresponding to the instruction mark is generated and displayed together with the video signal so that an instruction mark for indicating a target region of the normal display subject image displayed on the display device is displayed on the display device. Instruction mark generating means for outputting to the apparatus;
A position information input device that is connected to the processor and sends position information related to movement of the indication mark to the processor to change the indication position of the display device indicated by the indication mark;
As the position of the indication mark moves in response to an operation on the position information input apparatus further includes a direction mark position adjusting means for adjusting the output timing of the character signals corresponding to the indication mark,
The electronic endoscope apparatus according to claim 3, wherein the position information input device is provided in an operation unit to which an instrument for operating the scope is attached in the scope.

A switching device provided in the operation unit of the scope for switching from the normal display subject image to the enlarged display subject image;
Depending on the operation to the switching device, an electronic endoscope apparatus according to claim 6, further comprising a display state switching means for switching to the enlarged display subject image from the normal display object image.

The position information input device includes a plurality of push buttons, and position information for changing the position of the instruction mark is sent to the processor in response to an operation on the plurality of push buttons. Item 7. The electronic endoscope device according to Item 6 .

The electronic endoscope apparatus according to claim 8 , wherein the position information input device includes three push buttons.

A convex end portion is formed in the operation portion, and a first push button which is one of the three push buttons on a first surface which is one of two surfaces facing each other at the end portion. Is disposed, and the remaining two second and third push buttons are disposed on the other second surface of the end portion, and the first push button is substantially opposite to the second and third push buttons. The electronic endoscope apparatus according to claim 9 , wherein the electronic endoscope apparatus is provided.

The first, second, and third push buttons are the first and second push buttons, respectively, so that the second and third push buttons can be operated with the index finger and the middle finger while operating the first push button with an operator's thumb. The electronic endoscope apparatus according to claim 10 , wherein the electronic endoscope apparatus is disposed on a surface of the electronic endoscope.

The electronic endoscope apparatus according to claim 9 , wherein the switching device is at least one push button of the plurality of push buttons.