JP2012128223A - Image display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enhance user friendliness of an image display device.SOLUTION: An image display device of the invention includes a body case 13, an input terminal part 21 provided to the body case 13, a signal input part 22 connected to the input terminal part 21, a display image generating part 25 connected to the signal input part 22 and a display part 14 connected to the display image generating part 25. The display image generating part 25 displays image signals from the signal input part 22 as first image signals on a first display screen 10 of the display part 14. An enlargement operation part 26 is provided to allow operation to enlarge the first image signals. After enlarging the first image signals into second image signals by the enlargement operation part 26, the second image signals are displayed on a second display screen 11 of the display part 14.

Description

  The present invention relates to a video display device used for medical purposes, for example.

  A conventional video display device used for medical purposes has the following configuration.

  That is, a main body case, an input terminal section provided in the main body case, an input section connected to the input terminal section, a display image generation section connected to the input section, and a connection to the display image generation section And a display unit.

  In this display image generation unit, the video signal of the endoscope camera input to the input unit is displayed as it is on the display unit without changing the color or size (for example, Patent Document 1 below).

JP 2005-348369 A

  The problem in the conventional example is that the video display device is difficult to use.

  That is, for example, in a conventional medical video display apparatus, an image of an affected area captured by an endoscopic camera or the like is displayed on a display unit, and surgery is performed. In particular, surgery using a rigid endoscope camera is performed. At the site, the camera operator must not only sense the distance between the endoscopic camera and the affected area so that the surgeon desires the size of the affected area in the surgical image, but also the position of the affected area in the surgical image. Therefore, it is necessary to operate the camera so that the size of the affected part of the surgical image is in line with the operator's desire while judging from the size of the imaging window of the endoscope displayed in the surgical image.

  However, in this work, it is necessary to determine the position of the camera so that the affected part is in the center and to keep the distance between the camera and the affected part at a specific position in order to keep the size of the affected part in the surgical image appropriately. It was a nerve-intensive task because the camera had to be fixed in that position. For this reason, it is a difficult task for the camera operator, and for the surgeon, if the camera operator cannot properly operate the camera, it is difficult to perform the operation. The image display device has been difficult to use in that a surgeon and a camera operator perform a surgery while watching one surgical image.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to make the video display device easy to use.

  In order to achieve this object, the present invention provides a main body case, an input terminal portion provided in the main body case, an input portion connected to the input terminal portion, and a display image connected to the input portion. A display unit connected to the display image generation unit, wherein the display image generation unit uses a video signal from the input unit as a first video signal as a first display screen of the display unit. And a second video signal obtained by enlarging the first video signal by the enlargement operation unit is provided on the second part of the display unit. The display is displayed on the display screen, thereby achieving the intended purpose.

  As described above, the present invention provides a main body case, an input terminal portion provided in the main body case, an input portion connected to the input terminal portion, a display image generation portion connected to the input portion, A display unit connected to a display image generation unit, wherein the display image generation unit displays a video signal from the input unit as a first video signal on a first display screen of the display unit, An enlargement operation unit that manipulates the first video signal so as to be enlarged is provided, and a second video signal obtained by enlarging the first video signal by the enlargement operation unit is displayed on the second display screen of the display unit Thus, the video display device can be easily used.

  That is, in the present invention, the video signal is displayed as the first video signal on the first display screen of the display unit, and the first video signal can be enlarged by the enlargement operation unit. Is displayed on the second display screen of the display unit, for example, the video signal of the endoscope camera is displayed as it is on the first display screen, and the video signal of the endoscope camera is displayed as it is. In the second display screen, the operator can use the enlargement operation unit to display an image obtained by enlarging the operation image to an appropriate size. It is not necessary to keep the distance between the camera and the affected part at a specific position by just fixing the endoscope camera at the position where the affected part is at the center while looking at the frame of the window. Surgery video can be manipulated, and as a result, It is possible to easily use the image display device.

The figure which showed the usage example of this embodiment The figure which shows an example of the display screen of the display part The figure which shows an example of the display screen of the display part The figure which shows an example of the display screen of the display part The figure which shows an example of the display screen of the display part Front view of the video display device of this embodiment The figure seen from the lower surface of the video display apparatus of this embodiment Functional block diagram

  Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings.

  FIG. 1 shows a state in which an embodiment of the present invention is placed in a medical site, specifically, an operating room. A patient 2 lies on the upper surface of an operating table 1, and a surgeon 3 has forceps 5 and an auxiliary doctor 4. Shows a state in which an operation using the endoscope camera 6 is performed. In this case, the surgeon 3 confirms the state of the affected part while viewing the video display device 7 facing the patient 2, and the auxiliary doctor 4 checks the video display device 8 facing the patient 2. Checking the condition of the affected area while watching At this time, the video display device 8 displays the video of the same endoscope camera as the sub display device of the video display device 7.

  In other words, both the surgeon 3 and the assistant doctor 4 see the video of the common endoscope camera 6 displayed on the video display devices 7 and 8. As a specific video signal connection mode, the video signal of the endoscopic camera 6 of the assistant doctor 4 is connected to the video display device 7, and the video signal is further connected to the video display device 8. .

  The images displayed on the image display devices 7 and 8 at this time are shown in FIG.

  In FIG. 2, an image in prostate surgery is shown, and an image 9 of the affected prostate region from the endoscope camera 6 is displayed on the image display devices 7 and 8.

  In such a case, the operator is a camera operator so that the size of the affected area in the surgical images displayed on the video display devices 7 and 8 is as desired by the surgeon 3 who actually performs the operation with the forceps 5. The assistant doctor 4 determines the sense of distance between the endoscope camera 6 and the affected part based on the size of the imaging window of the endoscope camera 6 displayed in the operation image, and the size of the affected part in the operation image determines the operation. It was necessary to operate the endoscopic camera 6 in accordance with the wishes of the surgeon 3 to perform.

  However, this work determines the position of the endoscopic camera 6 so that the affected part is in the center and keeps the distance between the endoscopic camera 6 and the affected part in order to keep the size of the affected part in the surgical image appropriate. Since it is necessary to keep it at a specific position, the endoscope camera 6 has to be kept fixed at that position, which is a work using nerves. For this reason, the operation is difficult for the assistant doctor 4 who is a camera operator, and it is difficult for the surgeon 3 who performs the operation to operate when the camera operator cannot properly operate the camera. The situation is that, as a conclusion, the video display devices 7 and 8 are such that the surgeon 3 who is the operator and the assistant doctor 4 who is the camera operator perform the surgery in cooperation while watching such one surgical video. Was difficult to use.

  Therefore, in the embodiment of the present invention, the images displayed on the image display devices 7 and 8 are as shown in FIG.

  In FIG. 3, the video signal of the endoscopic camera 6 taken by the assistant doctor 4 who is the camera operator is displayed on the first display screen 10 of the video display devices 7 and 8 as the first video signal. The second video signal obtained by enlarging the first video signal to a desired size by the surgeon 3 performing the operation using a foot switch (not shown) as an enlargement operation unit is used as the second video signal of the video display devices 7 and 8. Displayed on the display screen 11.

  In such a case, the video signal of the endoscopic camera 6 and the video signal of the endoscopic camera 6 are displayed as they are on the first display screen 10, so that it can be displayed including the imaging window frame 12. On the second display screen 11, since the surgeon 3 can display an image obtained by enlarging the surgery image to an appropriate size using the foot switch, the assistant doctor 4 who is the camera operator can display the image window frame. 12, it is not necessary to keep the distance between the camera and the affected part at a specific position only by fixing the endoscope camera 6 at the position where the affected part is at the center. In addition, the operation video can be operated, and as a result, the video display device can be easily used.

  In the video display devices 7 and 8 described above, as the same video, the video signal of the endoscope camera 6 is displayed on the first display screen 10, and the second video signal enlarged by the surgeon 3 is displayed on the second display screen 11. However, as shown in FIG. 4, only the second display screen 11 is displayed on the video display device 7 monitored by the surgeon 3 performing the operation by the screen selection operation, as shown in FIG. Only the first display screen 10 may be displayed on the video display device 8 monitored by the auxiliary doctor 4 who is the camera operator. With such a configuration, since one display screen is displayed on one display device, it is easier to see.

  The video display devices 7 and 8 have the same configuration, and as shown in FIGS. 6 and 7, a display unit 14 is provided on the front surface side of the main body case 13. A plurality of input terminals 15, 16, 17, 18, and 19 are provided. Of these, the input terminal 15 is a separate and composite video terminal, 16 is a component video terminal, 17 is an RGB terminal, 18 is an SDI terminal (serial digital interface), and 19 is a DVI terminal (digital visual interface). It has become.

  The endoscope camera 6 is connected to the SDI terminal of the input terminal 18.

  Further, as shown in FIG. 6, a foot switch 20 as an enlargement operation unit is connected to the main body case 13. By operating the foot switch 20, the surgeon 3 performing the operation can enlarge the image of the affected part to a desired size.

  Next, FIG. 8 shows a functional block diagram of the video display devices 7 and 8 in the embodiment of the present invention.

  Input from the endoscope camera 6 is input to the input terminal portion 21 provided in the main body case 13 shown in FIG.

  The input unit 22 includes an input control unit 23 and an input signal processing unit 24. First, video information to be displayed on the display unit 14 by the input control unit 23 is input terminals to which the endoscope camera 6 is connected. The input signal processing unit 24 adjusts the video signal input from the input control unit 23 and the display image generation unit 25 generates a first video signal to be displayed on the display unit 14.

  At this time, as shown in FIG. 3, the display unit 14 has a first display screen 10 and a second display screen 11, and the first display screen 10 includes the first display image generated by the display image generation unit 25. The video signal is displayed, and the first video signal is enlarged by the enlargement control unit 27 by the enlargement operation unit 26 that manipulates the first video signal so as to be enlarged, and the second video signal is generated. 11 is displayed.

  Furthermore, the display unit 14 includes a screen selection operation unit 28, and can display the first display screen 10 and the second display screen 11 on one screen so as to be selectable.

  With such a configuration, when a plurality of video display devices are installed corresponding to the user, one display screen is displayed for each video display device corresponding to the user. It becomes easier to see.

  As described above, in the present embodiment, since the video signal of the endoscope camera 6 is displayed as it is like the first display screen 10 shown in FIG. 3, it can be displayed including the imaging window frame 12. The assistant doctor 4 who is the camera operator only fixes the endoscope camera 6 at the position where the affected part is centered while looking at the imaging window frame 12, and the distance between the endoscope camera 6 and the affected part is determined at a specific position. , No need to keep.

  On the other hand, for the surgeon 3 who is an operator, by providing the enlargement operation unit 26, the operation image can be enlarged to the desired size as shown in the second display screen 11. Video information that is optimal for both of the assistant doctors 4 can be provided.

  As described above, the present invention provides a main body case, an input terminal portion provided in the main body case, an input portion connected to the input terminal portion, a display image generation portion connected to the input portion, A display unit connected to a display image generation unit, wherein the display image generation unit displays a video signal from the input unit as a first video signal on a first display screen of the display unit, An enlargement operation unit that manipulates the first video signal so as to be enlarged is provided, and a second video signal obtained by enlarging the first video signal by the enlargement operation unit is displayed on the second display screen of the display unit Thus, the video display device can be easily used.

  That is, in the present invention, the video signal is displayed as the first video signal on the first display screen of the display unit, and the first video signal can be enlarged by the enlargement operation unit. Is displayed on the second display screen of the display unit, for example, the video signal of the endoscope camera is displayed as it is on the first display screen, and the video signal of the endoscope camera is displayed as it is. In the second display screen, the operator can use the enlargement operation unit to display an image obtained by enlarging the operation image to an appropriate size. It is not necessary to keep the distance between the camera and the affected part at a specific position by just fixing the endoscope camera at the position where the affected part is at the center while looking at the frame of the window. Surgery video can be manipulated, and as a result, It is possible to easily use the image display device.

  Therefore, it is expected to be widely used as a medical video display device used for endoscopic surgery or the like.

DESCRIPTION OF SYMBOLS 1 Operating table 2 Patient 3 Surgeon 4 Assistant doctor 5 Forceps 6 Endoscopic camera 7, 8 Video display apparatus 9 Image of prostate affected area 10 First display screen 11 Second display screen 12 Imaging window frame 13 Main body case 14 Display Units 15, 16, 17, 18, 19 Input terminal 20 Foot switch 21 Input terminal unit 22 Input unit 23 Input control unit 24 Input signal processing unit 25 Display image generation unit 26 Enlargement operation unit 27 Enlargement control unit 28 Screen selection operation means

Claims (4)

A main body case, an input terminal section provided in the main body case, an input section connected to the input terminal section, a display image generation section connected to the input section, and a display image generation section connected to the display image generation section A display unit, wherein the display image generation unit displays the video signal from the input unit as a first video signal on the first display screen of the display unit, and can expand the first video signal A video display device configured to display a second video signal obtained by enlarging the first video signal by the magnification operation unit on a second display screen of the display unit. The video display apparatus according to claim 1, wherein the input terminal unit is configured to connect an endoscope camera. The video display device according to claim 1, wherein the enlargement operation unit includes a foot switch. 4. The video display device according to claim 1, wherein the display unit includes a screen selection operation unit, and is configured to display the first display screen and the second display screen in a selectable manner. 5. .

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