JP2015116365A - Medical image diagnostic apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a medical image diagnostic apparatus and a medical image display method which can prevent a wrong operation of an operator.SOLUTION: An X-ray image diagnostic apparatus which includes: a fluoroscopic table which images an X-ray image of a subject; an imaging control part which controls the fluoroscopic table; and a console provided with an input part which inputs operation information of an operator into the imaging control part, a general control part which makes the imaging control part perform control on the basis of the inputted operation information and makes the fluoroscopic table image a medical image, and a monitor which displays the medical image, includes a touch panel part which is attached to a display surface of the monitor, and instructs execution of the function of an icon with touch to the icon displayed in a display region displayed in parallel with the medical image on the monitor. The general control part displays a plurality of sub-icons related to the main icon in the periphery of the touched main icon in the touch panel part, and executes programs of the functions of the sub-icons in the function of the main icon on the basis of input of the main icon and sub-icons.

Description

  The present invention relates to a technique for preventing an erroneous operation of an operator in an input operation of an icon displayed in a display area juxtaposed with a medical image such as an X-ray image.

  For example, as disclosed in Patent Document 1, a conventional medical image diagnostic apparatus displays icon groups in a hierarchical structure, and based on a selection instruction of an operation instruction device, one first of the first hierarchy icon group When a hierarchy icon is selected, it is determined whether or not there is an icon of a lower hierarchy of the selected first hierarchy icon. If there is the lower hierarchy icon, the coordinate position of the selected first hierarchy icon is determined. Displaying a second hierarchy icon group densely arranged in a predetermined range centered on the coordinate position of the first hierarchy icon, and based on the determination instruction of the operation instruction device, the selected first hierarchy The execution process assigned to the icon or the second level icon was executed.

JP 2008-084251 A

  However, Patent Document 1 only discloses that the function menu related to the icon displayed on the display screen is displayed in a compact manner, and there is no disclosure of preventing an erroneous operation of the operator in the input operation of the icon. . Therefore, preventing an operator's erroneous operation in the input operation of the medical image diagnostic apparatus icon is still an unsolved problem.

  Accordingly, an object of the present invention is to provide a medical image diagnostic apparatus capable of preventing an operator's erroneous operation.

  To achieve the above object, a fluoroscopic imaging table that captures an X-ray image of a subject, an imaging control unit that controls the fluoroscopic imaging table, and an input unit that inputs operator operation information to the imaging control unit An X-ray comprising: a console that controls the imaging control unit based on the input operation information and causes the fluoroscopic imaging table to capture a medical image; and a monitor that displays the medical image. An image diagnostic apparatus comprising a touch panel unit attached to a display surface of a monitor and instructing execution of a function of the icon by touching an icon displayed in a display area juxtaposed on a medical image of the monitor, The overall control unit displays a plurality of sub icons related to the main icon around the touched main icon in the touch panel unit, and inputs both the main icon and the sub icon. And executes the program functions of the sub-icon in the function of the main icon Hazuki.

  According to the present invention, there is an effect of providing a medical image diagnostic apparatus capable of preventing an operator's erroneous operation.

The figure which shows the schematic structural example of the X-ray image diagnostic apparatus which employ | adopts this invention An example of a functional block diagram of the X-ray diagnostic imaging apparatus of FIG. FIG. 2 is an explanatory diagram of a configuration example of the screen display and image display control unit of the monitor 30 of FIG. The figure which shows an example of the flowchart which shows operation | movement of the X-ray-image diagnostic apparatus common in Example 1 thru | or 7. The figure which shows the example of the transition of the display state of the X-ray image processing apparatus of Example 1. The figure which shows the example of the transition of the display state of the X-ray image processing apparatus of Example 2. The figure which shows the example of the transition of the display state of the X-ray image processing apparatus of Example 3. The figure which shows the example of the transition of the display state of the X-ray image processing apparatus of Example 4. The figure which shows the example of the transition of the display state of the X-ray image processing apparatus of Example 5 The figure which shows the example of the transition of the display state of the X-ray image processing apparatus of Example 6. The figure which shows the example of the transition of the display state of the X-ray-image processing apparatus of Example 7.

  Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. In the following description and the accompanying drawings, the same reference numerals are given to the constituent elements having the same functional configuration, and redundant description will be omitted.

  The present invention is applied to a medical image diagnostic apparatus that captures a medical image of a subject such as an X-ray image diagnostic apparatus, an X-ray CT apparatus, an MRI apparatus, an ultrasonic diagnostic apparatus, and a nuclear medicine diagnostic apparatus. In the specification of the present application, an X-ray image diagnostic apparatus will be described as an example of a medical image diagnostic apparatus.

[Schematic configuration of X-ray diagnostic imaging system]
FIG. 1 is a diagram showing a schematic configuration example of an X-ray image diagnostic apparatus employing the present invention.

As shown in FIG. 1, the X-ray image diagnostic apparatus includes a fluoroscopic imaging table (subject imaging unit) 1, an operation console 3, and an imaging control unit 5, and includes power and data related to the X-ray image. Cables 7 and 9 are connected to each other so that signals and control signals can be transmitted and received.
The fluoroscopic imaging table 1 includes a gantry 10, an X-ray tube 11, and an X-ray detection unit 12.

The gantry 10 supports a top plate 10t on which a subject (not shown) is placed, and the subject 10 is placed on the top plate 10t to be tilted or raised or lowered in accordance with an examination such as standing or standing. .
The X-ray tube 11 emits X-rays toward the subject.

  The X-ray detection unit 12 is housed in the gantry 10 so as to be opposed to the X-ray tube 11, and is used to output the transmitted X-ray intensity distribution of the subject to the monitor 30 as an X-ray image. Convert to signal.

  The X-ray detector 12 includes an FPD (Flat Panel Detector) that converts the transmitted X-rays into an electrical signal, and an II (X-ray Image) that converts the transmitted X-rays into an optical image and further converts the optical image into an electrical signal. Intensifier) and a CCD camera, and X-rays such as an IP (Imaging Plate) that converts an optical image through an optical image obtained by emitting fluorescence when laser light is irradiated after absorbing X-ray energy It has a detection unit (not shown) and a signal conversion unit (not shown) that converts the X-rays detected by the X-ray detection unit into an electric signal.

  The operation console 3 has at least one proximity operation console arranged near the fluoroscopic imaging table 1 and a remote operation console arranged in a X-ray protected room away from the fluoroscopic imaging table 1, the monitor 30 and the input unit 31. The monitor 30 displays an X-ray image and an icon to be described later, and includes, for example, a CRT, a liquid crystal monitor, a plasma monitor, an organic EL monitor, and the like. The input unit 31 is used by an operator to input various parameters for obtaining an X-ray image (voltage, current, X-ray irradiation period, etc. supplied to the X-ray tube 11) such as a switch, a keyboard, a mouse, and a joystick. There is at least one device. A touch panel 311 is attached to the front surface of the monitor 30 as one of the input units 31.

  Here, an icon is an easy-to-understand illustration of the contents of a program, and most functions in the GUI use a graphical user interface (GUI) with icons to display information to the operator. Is represented by an icon. When the operator's finger touches the touch panel 311 corresponding to the icon position, a function is called or a program is started. The icon is easy to distinguish its function and program, and has a pattern reminiscent of the function. Moreover, since the meaning is not often understood only by the picture, the icon may be accompanied by a word for explaining the function or program.

  The imaging control unit 5 receives an electrical signal obtained by converting the transmitted X-ray of the subject to be an X-ray image to be displayed from the X-ray detection unit 12 housed in the fluoroscopic imaging table 1, and receives a monitor 30 provided on the console 3 To display.

[Example of functional block diagram]
FIG. 2 is an example of a functional block diagram of the X-ray image diagnostic apparatus of FIG.

  As shown in FIG. 2, the X-ray image diagnostic apparatus of FIG. 1 has a fluoroscopic imaging table 1, an imaging control unit 5, and an operation console 3 from the left side of the drawing.

  The fluoroscopic imaging table 1 has an X-ray tube 11 and an X-ray detection unit 12, and the console 3 has a monitor 30, an input unit 31, an overall control unit 32, an image display control unit 34, and an image storage unit 33. ing.

  The overall control unit 32 controls the imaging control unit 5 and the image display control unit 34 in an integrated manner. The image display control unit 34 is controlled by the overall control unit 32 based on the input of the X-ray generation condition of the X-ray tube 11 and the image display condition of the monitor 30 to the input unit 31 by the operator. The image storage unit 33 stores the digital signal of the transmitted X-ray of the subject detected by the X-ray detection unit 12 and stores the X-ray generation conditions of the X-ray tube 11 input by the input unit 31 The X-ray imaging conditions such as the image display conditions of the monitor 30 are temporarily stored.

The schematic operation of the functional block diagram of FIG. 2 is as follows.
The overall control unit 32 causes the imaging control unit 5 to receive an electrical signal that becomes an X-ray image from the X-ray detection unit 12, and stores it in the image storage unit 33 as an X-ray image. Furthermore, the overall control unit 32 controls the image display control unit 34 so that the X-ray image stored in the image storage unit 33 is displayed on the monitor 30. The input unit 31 receives an operation by the operator and reflects it in the display mode of the X-ray image or icon on the display screen of the monitor 30.

[Configuration Example of Monitor 30 Screen Display and Image Display Control Unit 34]
FIG. 3 is an explanatory diagram of a configuration example of the screen display of the monitor 30 and the image display control unit 34 of FIG.

  The image display control unit 34 includes a touch area determination unit 343, an icon control unit 341, and an icon-attached information control unit 342. The icons have a hierarchical structure of functions or programs. The upper level icons are distinguished by calling the main icons, the main icon functions are subdivided, and the lower level icons are called sub icons.

  The touch area determination unit 343 detects whether any of the main icons A to G in the menu display area 301 on the display screen of the monitor 30 on which the operator's finger is a touch panel is touched. If the icon control unit 341 touch-inputs the main icon (for example, the third icon C from the top) selected with the operator's finger in the menu display area 301, the position of the main icon C that is touch-input In response to the command operation of the main icon C displayed on the screen, the fact that the function or program of the main icon C has been selected is displayed on the monitor 30 as indicated by hatching, for example.

Here, since the main icons A, B, D to G are not selected (is non-selected icons), hatching display is not performed. Thus, the selected selection icon and the non-selected icon that is not selected are identified and displayed in the menu display area 301 of the display screen of the monitor 30. The icon-attached information control unit 342 switches from the display menu 301 to the display menu 301a by keeping the operator's finger touching the display screen, and the sub-icon C ₁ around the selected main icon C. to display the C ₃ on the display screen of the monitor 30, further inputs the display menu function or program icon C ₂ by touching the sub-icon C ₂ at the operator's finger, execute.

  The first embodiment is an example in which after the operator's finger touches the main icon, the sub-icon is expanded and displayed around the touched main icon.

An operation example of the X-ray image diagnostic apparatus according to the first embodiment will be described with reference to FIGS.
FIG. 4 is a diagram illustrating an example of a flowchart illustrating an operation of the X-ray image diagnostic apparatus common to the first to seventh embodiments. FIG. 5 is a diagram illustrating an example of display state transition of the X-ray image processing apparatus according to the first embodiment.

  The overall control unit 32 waits until the position of the main icon on the touch panel is touched with the operator's finger, and the main icon 501 (for example, an image operation function) is operated as shown in FIG. If touched by the person's finger, the process proceeds to step S402. As shown in FIG. 5A, the touched main icon 501 is displayed separately from a non-selected icon to indicate that it has been selected (for example, reverse display). In the figure, hatching is displayed (step S401).

  The overall control unit 32 displays the sub icons 511 to 515 around the main icon 501 (step S402).

The overall control unit 32 determines whether or not the operator's finger continues to touch at the position of the main icon 501 for a predetermined time. Touch measures the contact time with the timer function of the overall control unit 32, and if it is in contact for a predetermined time (for example, 2 seconds, of course, the time for determining contact continuation can be arbitrarily set), the process proceeds to step S404. move on. If the operator's finger is away from the position of the main icon 501, proceed to step 407.
The overall control unit 32 may be a method in which an operator's finger touches the main icon 501 and, for example, the sub icon 511 at the same time. If the overall control unit 32 is in contact with both fingers, the touch proceeds to step S404. If the operator's finger is away from the position of the main icon 501, the process proceeds to step 407 (step S403).

  The overall control unit 32 rotates clockwise from the state in which the sub icons 511 to 515 in FIG. 5 (a) are displayed, and rotates the sub icons as sub icons 513 to 517 in FIG. The sub icon is switched and displayed.

That is, the sub icon moves, and the sub icon before the movement and the sub icon after the movement are switched and displayed. Sub icon 511 is “image rotation function”, sub icon 512 is “angle measurement function”, sub icon 513 is “image storage function”, sub icon 514 is “annotation addition function”, sub icon 515 is “image enlargement function”, The sub-icon 516 is a “distance measurement function”, and the ab icon 517 is an “orthogonal auxiliary line drawing function” (step S404).
The overall control unit 32 determines whether or not the operator's second finger is touched on the sub-icon as shown in FIG. If touched, the process proceeds to step S406. If not touched, the process returns to step S403. In the example of FIG. 5 (c), “annotation adding function” is selected for the sub icon 514, and a hatching display indicating the selection is displayed (step S405).

  The overall control unit 32 executes the annotation function program and ends the process (step S406).

  If the operator's finger is released from the main icon 501 in step S403, the overall control unit 32 displays the sub icons 511 to 515 displayed in FIG. 5 (a) or the sub icon 513 displayed in FIG. 5 (b). To 517 are deleted, and the process is terminated (step S407).

  As described above, according to the first embodiment, the fluoroscopic imaging table 1 that captures an X-ray image of the subject, the imaging control unit 5 that controls the fluoroscopic imaging table 1, and the operator of the imaging control unit 5 An input unit 31 for inputting operation information, an overall control unit 32 for controlling the imaging control unit 5 based on the input operation information and imaging a medical image on the fluoroscopic imaging table 1, a monitor 30 for displaying the medical image, An X-ray diagnostic imaging apparatus comprising an operation console 3 comprising: a touch panel that is attached to a display surface of the monitor 30 and displayed in a display area juxtaposed on a medical image of the monitor 30. The overall control unit 32 displays a plurality of sub icons 511 to 517 related to the main icon 501 around the touched main icon 501 in the touch panel unit 311. For example, the main eye The sub icon 514 can be operated with stable operation because it is input with two fingers of the operator's hand, such as executing the program of the function of the sub icon 514 in the function of the main icon 501 based on the input of both the control icon and the sub icon 514. Therefore, it is possible to prevent erroneous operation by the operator.

  In addition, the unique effect of the first embodiment is that if the operator touches the main icon 501 with a finger, the sub icon can be moved arbitrarily, so that the operability when selecting an arbitrary sub icon can be improved. .

  Further, when the operator lifts his finger from the main icon before operating the sub icon, the sub icons 511 to 515 or 513 to 517 are not displayed, and an erroneous operation can be prevented.

  In addition, the sub-icon can be arbitrarily moved by a method in which the operator's finger touches the main icon 501 and, for example, the sub-icon 511 at the same time, so that operability when selecting any sub-icon can be improved.

  The second embodiment is an example in which a second sub icon having a finer setting is displayed on the sub icon.

  An operation example of the X-ray image diagnostic apparatus according to the second embodiment will be described with reference to FIGS. However, the description which overlaps the part already demonstrated in Example 1 is not performed.

FIG. 6 is a diagram illustrating an example of display state transition of the X-ray image processing apparatus according to the second embodiment.
The overall control unit 32 executes the annotation function program, and continues to touch the sub icon 514 while touching the main icon, thereby displaying the second sub icons 521 to 524 with finer settings on the sub icon 514. That is, a second sub icon related to the sub icon is generated, and the function of the second sub icon is displayed on the monitor so as to be selectable. The icon 521 is the left initial, the icon 522 is the right initial, the icon 523 is the front icon 524, and the rear. The operator touches the sub-icon 514 while touching on the sub-icon details icons 521 to 524.

  Since the chest X-ray image shown in FIG. 6 is taken in the AP (front-rear) direction, the display image is displayed in the order of icon 523 “A” and icon 524 “P” while touching the sub-icon 514. An image, that is, a chest X-ray image in the front-rear direction of the subject is input, and the process ends (step S406).

  As described above, in addition to the effects described in the first embodiment, the unique effects of the second embodiment are that the main icon, the sub icon, and the detailed icons of the sub icons are close to each other and can be accurately detected by the operator's finger. Therefore, it is possible to improve the operability when selecting an icon with a detailed function of the sub-icon.

The third embodiment is an example in which the expanded display of the sub icons differs depending on the position of the main icon.
An operation example of the X-ray image diagnostic apparatus according to the third embodiment will be described with reference to FIGS. However, the description which overlaps the part already demonstrated in Example 1 is not performed.

FIG. 7 is a diagram illustrating an example of display state transition of the X-ray image processing apparatus according to the third embodiment.
When the menu display area 301 on the display screen of the monitor 30 can be switched and displayed at the right end and the left end of the display screen of the monitor 30, for example, depending on the position of the operator, the menu display area 301 is displayed on the display screen of the monitor 30. When it is on the left, it is 301a, and when it is on the right, it is 301b. The overall control unit 32 displays the sub icons 511a to 515a around the main icon 501a in the menu display area 301a, and displays the sub icons 511b to 515b around the main icon 501b in the menu display area 301b. Step S402).

  Here, the menu display area 301 on the display screen of the monitor 30 has been described with respect to the right end and the left end of the display screen of the monitor 30; Further, any one of the upper end, the right bridge, the lower end, and the left end may be switched and displayed as desired. In other words, the overall control unit 32 removes the display area of the main icon 501 from any one of the top, bottom, left, and right of the monitor 30 screen from the top, bottom, left, and right of the monitor screen. Switch to the second end of the display.

  As described above, in addition to the effect described in the first embodiment, the special effect of the third embodiment is that the main icon is touched when the menu display area 301 can be switched between the right end and the left end of the display screen of the monitor 30. Since the position and the sub-icon can also be switched in conjunction with each other and expanded to the optimum position, the operability can be improved even if the operator's standing position changes.

  The fourth embodiment is an example in which the position of the sub icon is changed from the main icon and displayed on the monitor by the operator's dominant hand.

  An operation example of the X-ray image diagnostic apparatus according to the fourth embodiment will be described with reference to FIGS. However, the description which overlaps the part already demonstrated in Example 1 is not performed.

FIG. 8 is a diagram illustrating an example of display state transition of the X-ray image processing apparatus according to the fourth embodiment.
The operator inputs his / her dominant hand to the input unit 31 of the console 3 in advance. When the menu display area 301 on the display screen of the monitor 30 is at the upper end of the display screen of the monitor 30, for example, when it can be switched and displayed by the operator's dominant hand, as shown in FIG. When operating with the right hand, the sub icons 512R to 515R are arranged on the left side with respect to the main icon 501, and are displayed so as to rotate counterclockwise.

  Also, as shown in FIG. 8 (b), when operating with the left hand of the operator, the sub icons 512L to 515L are arranged on the left side with respect to the main icon 501, and are displayed so as to rotate clockwise. . The overall control unit 32 displays the sub icons 512R to 515R on the left side of the main icon 501 during the right hand operation, and displays the sub icons 512L to 515L on the left side of the main icon 501 during the left hand operation. In other words, the overall control unit 32 changes the position of the sub icons such as the sub icons 512R to 515R or 512L to 515L in response to the instruction of the main icon 501 based on the direction of the instruction of the operator, and displays it on the monitor 30 (step S402). ).

  As described above, in addition to the effects described in the first embodiment, the unique effects of the fourth embodiment are that the position where the operator touches the main icon and the sub-icon are linked even if the dominant hand is the right hand or the left hand. Therefore, the operability can be improved regardless of whether the operator's dominant hand is left or right.

  Example 5 is an example in which the display number of sub-icons is changed according to login information of a plurality of operators.

  An operation example of the X-ray image diagnostic apparatus according to the fifth embodiment will be described with reference to FIGS. However, the description which overlaps the part already demonstrated in Example 1 is not performed.

FIG. 9 is a diagram illustrating an example of display state transition of the X-ray image processing apparatus according to the fifth embodiment.
When the display can be switched according to the login information of the user who uses the X-ray diagnostic imaging apparatus, as shown in FIG. 9 (a), when the operator p operates, sub icons 511p to Display 5 sub-icons of 515p. Further, as shown in FIG. 9 (b), when the operator q operates, seven sub icons of sub icons 511q to 517q are displayed on the main icon 501. The overall control unit 32 displays five sub icons including the main icon 501 and the sub icon 511p when the operator p, and includes the main icon 501 and the sub icon 511q when the operator q is 7 Pieces of sub-icons are displayed (step S402).

  As described above, in addition to the effects described in the first embodiment, the unique effects of the fifth embodiment are optimal for each operator because any number of sub-icons can be displayed by the user login information. The number of sub-icons can be displayed and the operability of each operator can be improved.

  The sixth embodiment is an example in which a sub icon at a predetermined position is selected when an operator's finger is released from the main icon. In this example, it is assumed that the sub icon in the 3 o'clock direction is executed at the moment when the operator's finger leaves the main icon 501, but of course the position of the sub icon to be executed can be set arbitrarily. it can.

  An operation example of the X-ray image diagnostic apparatus according to the sixth embodiment will be described with reference to FIGS. However, the description which overlaps the part already demonstrated in Example 1 is not performed.

FIG. 10 is a diagram illustrating an example of display state transition of the X-ray image processing apparatus according to the sixth embodiment.
The overall control unit 32 determines whether or not the operator's finger has been touching at the position of the main icon 501 for a predetermined time, as shown in FIG. 10 (a). If the touch is continued for a predetermined time or longer, the process proceeds to step S404 (step S403).

  The overall control unit 32 rotates clockwise from the state in which the sub icons 511 to 515 in FIG. 10A are displayed, and rotates and displays the sub icons as the sub icons 512 to 516 in FIG. 10B. . Thus, the sub icon coming in the direction of 3 o'clock becomes the sub icon 514 of the “annotation adding function” (step S404).

  The overall control unit 32 determines whether or not the operator's finger has left the main icon, as shown in FIG. 10 (c). If it leaves, it will progress to step S406. In the example of FIG. 10 (c), the sub-icon 514 that is in the 3 o'clock direction as viewed from the main icon 501 is selected, and hatching indicating that it has been selected is displayed (step S405).

  As described above, in addition to the effect described in the first embodiment, the special effect of the sixth embodiment is that it is not necessary to touch the sub-icon, so that the operation is simplified, and as a result, the operator's Operability can be improved.

  Example 7 is an example in which the display size of a plurality of sub icons displayed after selection of a main icon is changed to a size that allows easy selection / non-selection.

  An operation example of the X-ray image diagnostic apparatus according to the seventh embodiment will be described with reference to FIGS. However, the description which overlaps the part already demonstrated in Example 1 is not performed.

FIG. 11 is a diagram illustrating an example of display state transition of the X-ray image processing apparatus according to the seventh embodiment.
A difference from the first to sixth embodiments is that a plurality of sub icons are arranged with a sense of perspective with respect to the main icon 501. Further, by arranging the sub-icon 510a and the other sub-icons with a sense of perspective, for example, the sub-icon 510a at a predetermined position to be executed as in the sixth embodiment can be easily distinguished, which is unique to the seventh embodiment. The effect can be demonstrated.

  The present invention can be used for a medical image diagnostic apparatus that displays a medical image obtained by a medical image cutting apparatus such as an X-ray diagnostic apparatus, an X-ray CT apparatus, or an MRI apparatus.

  1 fluoroscopic table, 3 console, 5 imaging control unit, 30 monitor, 31 input unit, 32 general control unit, 311 touch panel unit

Claims (9)

A fluoroscopic imaging table that captures an X-ray image of the subject, an imaging control unit that controls the fluoroscopic imaging table, an input unit that inputs operation information of the operator to the imaging control unit, and input operation information An X-ray diagnostic imaging apparatus comprising: an overall control unit that controls an imaging control unit based on which a radiographic imaging table captures a medical image; and an operation console that includes a monitor that displays the medical image,
A touch panel unit that is attached to the display surface of the monitor and instructs execution of the function of the icon by touching an icon displayed in a display area that is juxtaposed to the medical image of the monitor, and the overall control unit includes: A plurality of sub icons related to the main icon are displayed around the touched main icon in the touch panel unit, and the function of the sub icon in the function of the main icon is executed based on the input of both the main icon and the sub icon. A medical image diagnostic apparatus characterized by:   The medical image diagnostic apparatus according to claim 1, wherein the overall control unit moves the sub-icon when the operator's finger continues to touch at a position of the main icon for a predetermined time, A medical image diagnostic apparatus characterized by switching and displaying a sub-icon before movement and a sub-icon after movement.   The medical image diagnosis apparatus according to claim 1, wherein the overall control unit moves the sub icon when the operator's finger is simultaneously touching at the position of the main icon and the sub icon, A medical image diagnostic apparatus, wherein the sub-icon before movement and the sub-icon after movement are switched and displayed.   The medical image diagnostic apparatus according to claim 1, wherein the overall control unit generates a second sub icon related to the sub icon and displays the function of the second sub icon on the monitor in a selectable manner. A medical image diagnostic apparatus characterized by that.   2. The medical image diagnostic apparatus according to claim 1, wherein the overall control unit moves the display area of the main icon from the first end portion of the monitor screen to the first end portion. A medical image diagnostic apparatus characterized in that the display is switched to any one of the second ends of the upper, lower, left and right sides of the screen of the monitor excluding.   The medical image diagnostic apparatus according to claim 1, wherein the overall control unit changes the position of the sub icon in response to an instruction of the main icon based on an instruction direction of an operator and displays the position on the monitor. A medical image diagnostic apparatus characterized by the above.   The medical image diagnostic apparatus according to claim 1, wherein the overall control unit changes the display number of sub-icons according to the login information of the operator and displays the change on the monitor. .   The medical image diagnostic apparatus according to claim 1, wherein the overall control unit selects a sub-icon at a predetermined position when an operator's finger is released from the main icon. Diagnostic device.   9. The medical image diagnostic apparatus according to claim 1, wherein the overall control unit can easily select / deselect display sizes of a plurality of sub icons displayed after selection of a main icon. A medical image diagnostic apparatus characterized by being changed to a size.

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