JP2009219601A - Program and recording medium - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To allow a user to recognize the information on other examinations than a target examination for display without switching the screen while the user is observing a medical image. <P>SOLUTION: According to a personal computer, a display control program recorded in a recording medium is started when the recording medium is loaded, and index information of medical image data stored in the recording medium and the medical image data are read by a medium drive. An image display screen to display medical images to be switched and displayed by examination in one screen (one window) respectively is displayed in a display part, and tabs with an examination date for switching the examination as the target for the display in the image display screen are displayed in the image display screen. If the pointer of an operating part is located in one tab, a small screen, in which the information on the examination corresponding to the tab in which the pointer is located and a thumbnail image are displayed, is displayed near the pointer. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a program for displaying a medical image and a computer-readable recording medium storing the program.

  In medical institutions, digitized medical images are stored in an image storage device, and the stored medical images are distributed to an image display device for interpretation. Such an image providing service is realized by an image providing system called PACS (Picture Archiving and Communication System).

In PACS or the like, a list screen displaying a list of patients and examinations for medical images stored in the image storage device is displayed on the image display device, and when an examination to be interpreted is selected from this list screen, The screen is switched to an image display screen, and a medical image related to the selected examination is displayed (see, for example, Patent Document 1).
JP-A-10-225441

  However, in a configuration in which a list screen for displaying a list of examinations and an image display screen for displaying medical images are displayed separately as in the technique described in Patent Document 1, other examinations related to a display target patient are performed. Information about is not displayed on the image display screen. Therefore, when a medical image of a certain examination is displayed on the image display screen, in order to acquire information about medical images of other examinations that are not displayed by the user, an operation of returning to the list screen is performed. It had to be done and was cumbersome.

  An object of the present invention is to provide information about medical images of other examinations to a user without switching the screen in a state where medical images of a certain examination are displayed on the screen.

In order to solve the above-mentioned problem, the program of the invention described in claim 1 is
Computer
Reading means for reading out medical image data from a recording medium on which medical image data associated with examination information is recorded;
Provided for each examination to switch between an image display screen capable of switching and displaying a medical image in units of examination based on the read medical image data and an examination to be displayed on the image display screen by operation of an operation means. Display means for displaying an index area in which identification information for each examination is displayed;
When the pointer indicating the operation target of the operation means is positioned on any of the index areas, the examination information of the examination corresponding to the index area where the pointer is located and / or the reduction of the medical image corresponding to the examination Control means for displaying an image on the image display screen;
To function as.

The invention according to claim 2 is the invention according to claim 1,
The index area for each inspection is a tab,
When the pointer indicating the operation target of the operation means is located on any of the tabs as the index area, the control means is configured to check the inspection information corresponding to the index area where the pointer is located and / or the inspection. A reduced image of the corresponding medical image is displayed on the image display screen.

The invention according to claim 3 is the invention according to claim 1 or 2,
The identification information for each examination displayed in the index area is an examination date.

The computer-readable recording medium of the invention according to claim 4 is provided.
The program as described in any one of Claims 1-3 is stored.

  According to the present invention, while a medical image of a certain examination recorded on a recording medium is displayed on the image display screen, the medical image of another examination recorded on the recording medium can be switched without switching the screen. Information can be provided to the user.

Hereinafter, an embodiment according to the present invention will be described.
First, the configuration will be described.

  FIG. 1 shows a functional configuration example of the personal computer 1. The personal computer 1 is an information processing apparatus installed in a medical facility. When the recording medium M is loaded, the personal computer 1 reads and starts the display control program 95 (see FIG. 2) recorded on the recording medium M and starts recording. It functions as a viewer that displays medical images based on medical image data recorded on the medium M.

  As shown in FIG. 1, the personal computer 1 includes a control unit 11, an operation unit 12, a display unit 13, a communication unit 14, a storage unit 15, a media drive 16, and the like. Yes.

The control unit 11 includes a CPU (Central Processing Unit), a ROM (Read Only Memory),
It is composed of a RAM (Random Access Memory) or the like. In response to the operation of the operation unit 12, the CPU of the control unit 11 reads out various processing programs such as a system program stored in the ROM and a viewer function providing processing program, and expands them in the RAM. The operation of each part of the personal computer 1 is centrally controlled according to the program, and various processes including a viewer function providing process program to be described later are executed.

  The operation unit 12 includes a keyboard having a cursor key, numeric input keys, various function keys, and the like, and a pointing device such as a mouse, and controls an instruction signal input by the key operation or the mouse operation on the keyboard. 11 is output. In the following description of the embodiment, a pointing device such as a mouse is used as the operation unit 12.

  The display unit 13 is configured by a monitor such as an LCD (Liquid Crystal Display) or a CRT (Cathode Ray Tube), and displays various data, screens, and the like according to instructions of a display signal input from the control unit 11.

  The communication unit 14 includes a LAN adapter, a router, a TA (Terminal Adapter), and the like, and transmits / receives data to / from an external device connected to a communication network such as a LAN (Local Area Network).

  The storage unit 15 includes a storage device such as a hard disk, and stores various data.

  The media drive 16 is a device that reads or writes data from or to the recording medium M.

  The recording medium M is a computer-readable portable recording medium such as a CD-R (Compact Disk Recordable), DVD-R (Digital Versatile Disk Recordable), or MO (Magnet Optical) disk. In the recording medium M, medical image data and a display control program 95 (see FIG. 2) for displaying the medical image data on the display unit 13 of the personal computer 1 are recorded. The recording medium M is used for transferring medical image data between medical facilities. Usually, medical image data of one or a plurality of examinations for one patient at a medical facility is recorded on one recording medium M, and the patient himself / herself brings the recording medium M to another medical facility such as a referral destination to obtain medical image data. Transport.

  The data structure for recording medical image data on the recording medium M is determined by IHE (Integrating the Healthcare Enterprise) and IHE-J PDI (Portable Data for Imaging), and standardized. In the present embodiment, medical image data and a display control program 95 are recorded on the recording medium M in a data structure defined by PDI.

  FIG. 2 shows an example of data storage in the recording medium M. As shown in FIG. 2, a DICOMDIR file 90, a DICOM directory 91, an OTHER file 92, and an OTHER directory 93 are stored in the root directory (ROOT) of the recording medium M.

  The DICOM directory 91 is a directory for storing medical image data D1 to Dm (m is the number of medical image data recorded on the recording medium M) in a file format conforming to the DICOM standard. The DICOMDIR file 90 includes a DICOM directory 91. The index information of the medical image data D1 to Dm stored in is stored. The index information includes, for example, patient information, examination information, series information, image number, image file path (medical image data D1 to Dm, reduced image data (hereinafter, referred to as “medical image data D1” to “Dm”) stored in the DICOM directory 91. (Image file storage location of d1 to dm) information and the like. Patient information is information about a patient who is a subject of a medical image, such as patient ID, patient name, age, and sex. The inspection information is information relating to the inspection, such as an inspection ID, an inspection date, an inspection time, an inspection site, a modality, an inspection comment, and an image number of a representative image of the inspection. The series information includes a series ID indicating a series (unit) of a series of medical images for each modality generated in one examination, information indicating a type of modality, and the like. Having a DICOMDIR file 90 and a DICOM directory 91 is an essential requirement for PDI.

  The OTHER directory 93 is a directory for storing the application program 94, the setting file 97 required for executing the application program 94, the thumbnail image data d1 to dm of the medical image data D1 to Dm stored in the DICOM directory 91, and the like. In the OTHER file 92, index information of the OTHER directory 93, initial settings for automatic activation of the application program 94, and the like are recorded.

  In the present embodiment, a display control program 95 is recorded on the recording medium M as the application program 94. The display control program 95 is an application program for causing the personal computer 1 to execute the processes of steps S3 to S15 in FIG. 3 and causing the personal computer 1 to function as a viewer for displaying medical images.

Next, the operation of the personal computer 1 will be described.
FIG. 3 shows a viewer function providing process executed by the control unit 11 of the personal computer 1.

  First, when the recording medium M is loaded in the media drive 16 of the personal computer 1 (step S1; YES), the display control program 95 is read from the recording medium M by the media drive 16 and the display control program 95 is activated. (Step S2). The subsequent processing is executed by software processing in cooperation with the control unit 11 and the display control program 95 read from the recording medium M.

  When the display control program 95 is activated, the recognition process of the DICOMDIR file 90 on the recording medium M is performed via the media drive 16, and if the DICOMDIR file 90 is not recognized (step S <b> 3; NO), the display unit 13. An error message is displayed (step S4), and the process ends.

  When the DICOMDIR file 90 is recognized on the recording medium M (step S3; YES), the DICOMDIR file 90 is read by the media drive 16, and the index information stored in the DICOMDIR file 90, that is, each medical image data D1 to D1. Patient information, examination information, series information, image file path information, etc. relating to Dm are acquired, and a predetermined examination from the DICOM directory 91 based on the read index information (here, the examination with the latest examination date) ) Medical image data is read out (step S5). Based on the read index information, a tab for each examination is created, and an image display screen 131 on which the tab for each examination is displayed is displayed on the display unit 13 (step S6).

  FIG. 4 shows an example of the image display screen 131 displayed on the display unit 13 in step S6. The image display screen 131 is a screen for switching and displaying medical images recorded on the recording medium M in one screen (one window) for each examination. As shown in FIG. 4, the image display screen 131 includes tabs Tb1 to Tbn (n is the number of examinations) for each examination, an image display field 131a, a tab display area 131b, a patient information display field 131c, and a close button. 131d.

Tabs Tb <b> 1 to Tbn for each examination are index areas provided for each examination in order to switch examinations to be displayed by the selection operation of the operation unit 12 on the image display screen 131.
In the tabs Tb1 to Tbn for each inspection, identification information (index information) for identifying each inspection, for example, an inspection date, an inspection date, a modality type, and the like are displayed. The tabs Tb1 to Tbn are displayed in the tab display area 131b in a predetermined order, for example, in the order of examination dates.
When a tab is selected (for example, clicked) by the operation unit 12, the medical image of the examination corresponding to the selected tab is switched and displayed in the image display field 131 a of the image display screen 131. Further, as shown in FIG. 5, when the pointer P indicating the location to be operated is positioned on any of the tabs Tb <b> 1 to Tbn due to the movement of the operation unit 12, A small screen 132 on which inspection information and thumbnail images of the inspection corresponding to the tab are displayed is displayed.

In the image display column 131a, a medical image for an examination with the latest examination date is initially displayed.
In the patient information display column 131c, patient information of a patient who is a display target of a medical image on the image display screen 131 is displayed.
The close button 131 d is a button for inputting an instruction to close the image display screen 131 by operating the operation unit 12.

  It is determined whether or not the pointer P of the operation unit 12 is positioned on any of the tabs Tb1 to Tbn on the image display screen 131, and it is determined that the pointer P is positioned on any of the tabs Tb1 to Tbn. (Step S7; YES), the inspection information of the inspection corresponding to the tab where the pointer P is located is extracted (Step S8), and the thumbnail image data of the representative image of the inspection is read and acquired by the media drive 16 (Step S9). Then, the small screen 132 displaying the inspection information of the inspection corresponding to the tab where the pointer P is located and the thumbnail image of the representative image is displayed (step S10, see FIG. 5).

  When the pointer P moves from the tab (step S11; YES), the small screen 132 is closed (step S12). When the pointer P is not moved on the tab (step S11; NO) and the tab is selected by the operation unit 12 (step S13; YES), the medical image data of the examination corresponding to the selected tab is obtained. The data is read by the media drive 16 and switched to the image display field 131a of the image display screen 131 (step S14).

  Until the operation unit 12 inputs an instruction to close the image display screen 131, the processes in steps S7 to S14 are repeatedly executed. When the instruction to close the image display screen 131 is input (step S15; YES), this process is performed. Ends.

  As described above, when the recording medium M is loaded, the personal computer 1 starts the display control program 95 recorded on the recording medium M, and medical image data stored in the recording medium M by the media drive 16. The index information and the medical image data are read out, and based on the read medical image data, an image display screen 131 for switching and displaying the medical image for each examination in one screen (one window) is displayed on the display unit 13, and Tabs Tb <b> 1 to Tbn on which examination dates for switching examinations to be displayed on the image display screen 131 are displayed by the selection operation of the operation unit 12 are displayed on the image display screen 131. When the pointer P of the operation unit 12 is positioned on any of the tabs Tb1 to Tbn, the small screen 132 on which the inspection information and the thumbnail image of the inspection corresponding to the tab on which the pointer P is positioned is displayed is the pointer P on the image display screen 131. Display in the vicinity.

  Accordingly, the tabs Tb1 to Tbn on which the examination dates for switching examinations to be displayed on the image display screen 131 are displayed on the image display screen 131 by the selection operation of the operation unit 12 are displayed on the image display screen 131. Therefore, it is possible to switch examinations to be displayed for medical images without returning to the examination list screen. In addition, the doctor can easily grasp the total number of examinations of medical image data recorded on the recording medium M, the examination date of each examination, and the like without switching the screen.

  In the case of PACS, since there are a large number of medical image data for examinations, an operation for switching between an examination list screen and a screen for displaying images is indispensable, but the medical image data recorded on the recording medium M is the above-described one. In many cases, the number is limited to the same patient, so it is particularly effective to display a tab for each examination for switching examinations to be displayed on the medical image on the screen for displaying the medical image. It is.

  In addition, when the user positions the pointer P of the operation unit 12 on any of the tabs Tb1 to Tbn on the image display screen 131, the inspection information and thumbnail image of the inspection corresponding to the tab on which the pointer P is aligned are displayed. Since the screen 132 is displayed, the user does not switch the examination to be displayed by operating the tab with the operation unit 12 in the state where the medical image of a certain examination recorded on the recording medium M is displayed. In addition, it is possible to acquire information about medical images of other examinations recorded on the recording medium M.

In addition, the description content in the said embodiment is a suitable example of this invention, and is not limited to this.
For example, in the above-described embodiment, examination information and thumbnail images are displayed on the small screen 132. However, patient information of the target examination, series information, etc. may be displayed together with a series image. . Further, either the inspection information or the thumbnail image may be displayed on the small screen 132.

  In the above embodiment, it has been described that the thumbnail image data is recorded in advance on the recording medium M. However, the thumbnail image data is not necessarily recorded on the recording medium M, and the representative image is not displayed in step S9. The medical image data may be acquired and reduced to generate thumbnail image data.

  In the above embodiment, the index area provided for each examination in order to switch the examination to be displayed by operating the operation unit 12 on the main screen 131 is a tab. However, the present invention is not limited to this. The operation button may display the identification information.

  In addition, the detailed configuration and detailed operation of the personal computer 1, the detailed configuration of the data recorded on the recording medium M, and the like can be changed as appropriate without departing from the spirit of the invention.

It is a figure which shows the function structural example of the personal computer in embodiment of this invention. It is a figure which shows the example of data storage of the recording medium in embodiment of this invention. It is a flowchart which shows the viewer function provision process performed by the control part of FIG. It is a figure which shows the image display screen displayed on the display part of FIG. It is a figure which shows the example of operation for displaying the thumbnail image of the test | inspection information and the representative image of a test | inspection on the display part of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Personal computer 11 Control part 12 Operation part 13 Display part 14 Communication part 15 Storage part 16 Media drive 17 Bus M Recording medium

Claims (4)

Computer
Reading means for reading out medical image data from a recording medium on which medical image data associated with examination information is recorded;
Provided for each examination to switch between an image display screen capable of switching and displaying a medical image in units of examination based on the read medical image data and an examination to be displayed on the image display screen by operation of an operation means. Display means for displaying an index area in which identification information for each examination is displayed;
When the pointer indicating the operation target of the operation means is positioned on any of the index areas, the examination information of the examination corresponding to the index area where the pointer is located and / or the reduction of the medical image corresponding to the examination Control means for displaying an image on the image display screen;
Program to function as. The index area for each inspection is a tab,
When the pointer indicating the operation target of the operation means is located on any of the tabs as the index area, the control means is configured to check the inspection information corresponding to the index area where the pointer is located and / or the inspection. The program according to claim 1, wherein a reduced image of a corresponding medical image is displayed on the image display screen.   The program according to claim 1 or 2, wherein the identification information for each examination displayed in the index area is an examination date.   The computer-readable recording medium which stored the program as described in any one of Claims 1-3.

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