WO2014097950A1 - Système de transmission de données d'image, dispositif d'affichage d'image et dispositif de génération d'image médicale - Google Patents

Système de transmission de données d'image, dispositif d'affichage d'image et dispositif de génération d'image médicale Download PDF

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WO2014097950A1
WO2014097950A1 PCT/JP2013/083282 JP2013083282W WO2014097950A1 WO 2014097950 A1 WO2014097950 A1 WO 2014097950A1 JP 2013083282 W JP2013083282 W JP 2013083282W WO 2014097950 A1 WO2014097950 A1 WO 2014097950A1
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image
image data
medical image
information
medical
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PCT/JP2013/083282
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English (en)
Japanese (ja)
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亮 小田▲崎▼
元晶 渡邉
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株式会社 日立メディコ
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Priority to JP2014553094A priority Critical patent/JPWO2014097950A1/ja
Publication of WO2014097950A1 publication Critical patent/WO2014097950A1/fr

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    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H30/00—ICT specially adapted for the handling or processing of medical images
    • G16H30/20—ICT specially adapted for the handling or processing of medical images for handling medical images, e.g. DICOM, HL7 or PACS

Definitions

  • the present invention relates to an image data transmission system, an image display device, and a medical image generation device, and more particularly to transfer of medical image data from a medical image generation device to an image display device.
  • Patent Document 1 A system including such a database is proposed in Patent Document 1, for example.
  • the image database system of Patent Literature 1 describes the following configuration.
  • Medical devices between a storage device unit that stores medical image data, a control unit that manages the storage device unit, and an externally connected device that stores attribute information associated with medical image data stored in the storage device unit An image database server that relays image data and a DICOM gateway that relays medical image data using a DICOM protocol between a plurality of medical image generation apparatuses externally connected to the image database server are connected to each other via a switch. Connected.
  • this image database system at least a control unit, an image database server, and a plurality of DICOM gateways are provided to constitute a control unit group, an image database server group, and a DICOM gateway group.
  • Patent Document 1 there is a possibility that the load of receiving medical image data on the medical image display apparatus side becomes excessive, such as arranging a plurality of image database servers. If the load of reception processing of medical image data becomes excessive, there may be a problem in the diagnosis of medical image data that a doctor originally wants to perform on the medical image display terminal, but the medical image data on the medical image display device side Controlling the load of reception processing is still an unsolved problem in Patent Document 1.
  • the present invention has been made in view of the above-described problems, and an object of the present invention is to provide an image data transmission system, an image display apparatus, and a medical image generation capable of reducing the load of reception processing on the medical image display apparatus. To provide an apparatus.
  • a medical image generation apparatus transmits medical image data having image supplementary information and image entity information to a network
  • an image display apparatus receives image supplementary information transmitted to the network.
  • the storage device receives the image supplementary information and the image entity information transmitted to the network, and the image data acquisition unit of the image display device uses the received image supplementary information to store the image entity information in the storage device.
  • the image data transmission unit of the storage device transmits image entity information corresponding to the image supplementary information requested to be transmitted to the network, and the image data acquisition unit is transmitted from the image data transmission unit.
  • Image entity information is received, and medical image data formed from the received image entity information and the image supplementary information is acquired.
  • an image data transmission system an image display apparatus, and a medical image diagnostic apparatus that can reduce the load of reception processing on the medical image display apparatus.
  • FIG. 3 is a sequence diagram for explaining the processing procedure of each device when registering image data in the image data transmission system 1 according to the first embodiment.
  • the figure explaining the data structure of medical image data Flow chart explaining the flow of consistency check processing
  • the figure which shows an example of the data structure of the image information table 33 Sequence diagram for explaining the processing procedure of medical image data read processing during image display
  • the sequence diagram explaining the process sequence of each apparatus at the time of image data registration in the image data transmission system 1 of 2nd Embodiment The sequence diagram explaining the process sequence of each apparatus at the time of image data registration in the image data transmission system 1 of 3rd Embodiment
  • the figure which shows an example of the data structure of the image information table 33a in 4th Embodiment The sequence diagram explaining the process sequence of the read-out process of medical image data at the time of the image display in the image data transmission system 1a
  • FIG. 1 is an apparatus configuration diagram illustrating the configuration of the image data transmission system 1 according to the first embodiment.
  • the image data transmission system 1 includes a medical image generation device 2 that generates medical image data, an image display device 3 that displays medical image data, and a storage device that stores medical image data. 4 are connected to each other via the network 5.
  • the storage device 4 can be commonly accessed from the medical image generation device 2 and the image display device 3.
  • the medical image generation apparatus 2 is an inspection apparatus that is installed in a medical facility, images (measures) a patient, and generates medical image data.
  • Examples include an X-ray diagnostic apparatus, an X-ray CT apparatus, an MRI apparatus, an ultrasonic diagnostic apparatus, a PET (Positron Emission Tomography) apparatus, a SPECT (Single Photon Emission Computed Tomography) apparatus, and the like.
  • an apparatus configuration of the medical image generation apparatus 2 for example, in the case of an X-ray CT apparatus, a scanner that performs imaging and measurement of a patient, a medical image is generated based on data measured by the scanner, and an operation is input.
  • components and functions relating to image capturing and generation such as a scanner and an image processing unit of a computer, are referred to as an image generation unit 21.
  • the medical image generation device 2 is an image that realizes a function for registering the medical image data in the predetermined storages 4a and 4b of the storage device 4 and the shared folder 22 that stores the generated medical image data for a certain period of time.
  • the shared folder 22 is a storage area for image storage formed in, for example, a storage device (hard disk or the like) of the medical image generation device 2.
  • the above-described image registration function is installed in the system control apparatus (computer) of the medical image generation apparatus 2 in the form of a computer program as the image registration application 23.
  • the image registration application 23 is read and executed by the control unit (CPU) of the computer. Details of the image registration application 23 will be described later.
  • the medical image generation device 2 includes an image supplementary information transmission unit 24 that transmits the image supplementary information of the medical image data to the image display device 3 via the network 5.
  • the image display device 3 is a computer used for image display.
  • the image display device 3 includes an image management function (image management application 31) for managing medical image data stored in the storage device 4, and a medical image transmitted from the medical image generation device 2 or the storage device 4.
  • An image data acquisition unit for acquiring image data.
  • the image display device 3 has an image supplementary information storage unit 32 for storing image supplementary information of medical image data to be displayed, patient information, examination information, information of the medical image generation device 2, and the like.
  • An image information table 33 is stored in the image supplementary information storage unit 32.
  • the image information table 33 for example, storage destination information of medical image data and image supplementary information (image ID, examination ID, patient ID, etc.) of the medical image data are stored.
  • image management function and image display function are mounted on the image display device 3 in the form of a computer program such as the image management application 31.
  • the image management application 31 is executed by the control unit (CPU) of the image display device 3. Details of each application (function) and the data structure of the image information table 33 will be described later.
  • the storage device 4 is a storage device that permanently stores medical image data generated by the medical image generation device 2 in the medical facility.
  • the storage device 4 may have a plurality of storage areas such as storage A4a, storage B4b,.
  • storage A4a In order to have resistance against the loss of medical image data, it is desirable to make it redundant by a technique such as RAID (Redundant Arrays of Inexpensive Disks).
  • the storage device 4 also includes an image data transmission unit 41 that transmits medical image data to the image display device 3 via the network 5.
  • the storage device 4 is mainly used in the same facility as the medical image generation device 2 and the image display device 3, the storage device 4 is not necessarily disposed in the same facility.
  • a storage device that can be accessed from the medical image generation device 2 and the image display device 3 via the Internet or the like using a mechanism called cloud computing may be included.
  • Network 5 is, for example, a LAN (Local Area Network) connected by a dedicated communication line in the facility. However, when using a mechanism called cloud computing as described above, a public communication line such as the Internet is included.
  • the communication connection in the network 5 may be wired or wireless.
  • the medical image generation device 2, the image display device 3, and the storage device 4 transmit / receive data to / from each other via the network 5.
  • FIG. 2 shows an internal configuration of a computer used as the medical image generation device 2, the image display device 3, and the storage device 4.
  • the computer includes a control unit 101, a storage unit 102, an input unit 103, a display unit 104, a media input / output unit 105, a communication I / F 106, a peripheral device I / F 107, and the like via a bus 109.
  • a control unit 101 As shown in FIG. 2, the computer includes a control unit 101, a storage unit 102, an input unit 103, a display unit 104, a media input / output unit 105, a communication I / F 106, a peripheral device I / F 107, and the like via a bus 109.
  • FIG. 2 is a general example, and various configurations can be adopted depending on the application and purpose.
  • the control unit 101 includes a CPU (Central Processing Unit), ROM (Read Only Memory), RAM (Random Access Memory), and the like.
  • the CPU calls and executes a program stored in the storage unit 102, ROM, recording medium, or the like to a work memory area on the RAM, and drives and controls each device connected via the bus 109.
  • the ROM is a non-volatile memory, and permanently stores programs such as a computer boot program and BIOS, data, and the like.
  • the RAM is a volatile memory, and temporarily stores programs, data, etc. loaded from the storage unit 102, ROM, recording medium, etc., and has a work memory area used by the control unit 101 for performing various processes. .
  • the storage unit 102 is, for example, an HDD (hard disk drive), and stores a program executed by the control unit 101, data necessary for program execution, and the like.
  • a control program corresponding to the OS and application programs corresponding to each processing described later are stored.
  • Each of these program codes is read by the control unit 101 as necessary, transferred to the RAM, read by the CPU, and executed as various means.
  • the input unit 103 inputs data and includes, for example, a keyboard, a pointing device such as a mouse, and an input device such as a numeric keypad.
  • the display unit 104 includes a display device such as a CRT monitor and a liquid crystal panel, and a logic circuit (video adapter or the like) for realizing a video function of a computer in cooperation with the display device.
  • a display device such as a CRT monitor and a liquid crystal panel
  • a logic circuit video adapter or the like
  • the media input / output unit 105 is a media input / output device such as a floppy (registered trademark) disk drive, PD drive, CD drive, DVD drive, or MO drive, and performs data input / output.
  • a floppy (registered trademark) disk drive such as a floppy (registered trademark) disk drive, PD drive, CD drive, DVD drive, or MO drive, and performs data input / output.
  • the communication I / F (interface) 106 is a communication interface that has a communication control device, a communication port, and the like and mediates communication with the network 5.
  • the peripheral device I / F 107 is a port for connecting a peripheral device to the computer.
  • the bus 109 is a path that mediates transmission / reception of control signals, data signals, and the like between the devices.
  • FIG. 3 is a sequence diagram illustrating processing procedures relating to generation, registration, transfer, and management of medical image data in each device of the image data transmission system 1.
  • the image generation unit 21 of the medical image generation device 2 stores the generated medical image data in the shared folder 22 (Step S102).
  • FIG. 4 shows the data structure of medical image data.
  • the medical image data 7 includes image supplementary information 71 and image entity information 72.
  • the image supplementary information 71 is, for example, a “medical image generation device ID” that identifies which medical image generation device 2 has taken the image, a “patient ID” that identifies the imaged patient, and medical image data generated by which examination. These are various types of identification information such as “examination ID” for identifying “image ID” and “image ID” for uniquely identifying medical image data.
  • the medical image generation apparatus ID is information for uniquely identifying a medical image generation apparatus in a facility, and includes, for example, an apparatus manufacturer name and a serial number.
  • the patient ID is an identification number assigned to a patient who uses the facility, such as an examination ticket number.
  • the inspection ID is a number or code assigned for each inspection.
  • the image ID is information for uniquely identifying the medical image data, and is given, for example, by combining the shooting date / time information of the medical image data and the medical image generation apparatus ID.
  • a series ID may be assigned to each series image in addition to the image ID for each image.
  • the image entity information 72 is data of a portion of medical image data obtained by removing the image supplementary information 71 from the entire medical image data 7. That is, it is pixel value data of each pixel of medical image data.
  • the image generation unit 21 stores the entire medical image data 7 including the image supplementary information 71 and the image entity information 72 in the shared folder 22.
  • the control unit of the medical image generation apparatus 2 executes the image registration application 23.
  • the image registration application 23 monitors the shared folder 22.
  • the image registration application 23 reads the medical image data from the shared folder 22 (step S104).
  • An image storage path indicating the storage destination of the medical image data is generated based on the image supplementary information 71 of the read medical image data (step S105).
  • the image registration application 23 concatenates “medical image generation apparatus ID”, “examination ID”, and “image ID” included in the image supplementary information 71 to generate a unique medical image data storage path.
  • the image registration application 23 of the medical image generation device 2 selects the storage device 4 as the storage destination from the preset image storage destination candidates (storage A, storage B, etc, And in step S105 The medical image data 7 is transmitted to the generated image storage path (step S106).
  • the storage device 4 stores the medical image data 7 in the storage destination designated by the image storage path (step S107).
  • the image registration application 23 of the medical image generation device 2 extracts part or all of the image supplementary information 71 from the medical image data 7 and generates registration information (step S108). Then, the image supplementary information transmission unit 24 transmits the registration information to the image display device 3 (step S109).
  • the registration information includes image supplementary information such as “patient ID”, “examination ID”, and “image ID”.
  • the “image storage path” generated in step S105 is transmitted to the image display apparatus 3 together with the image supplementary information as registration information.
  • the image display device 3 executes an image management application 31.
  • the image display device 3 When the image display device 3 (image management application 31) receives the registration information from the medical image generation device 2, the image display device 3 first checks the consistency of the registration information (step S110). Consistency check processing is, for example, processing for confirming that there is no contradiction in registered information such as different patient IDs even though the medical image data is generated by the same examination. . If it is determined that there is consistency in the consistency check process (step S111; Yes), the received registration information (including “patient ID”, “examination ID”, “image ID”, “image storage path”, etc.) Information) is stored in the image information table 33 of the image supplementary information storage unit 32 of the image display device 3 (step S112). As a result, the medical image data 7 stored in the storage device 4 is placed under the management of the image display device 3.
  • Consistency check processing is, for example, processing for confirming that there is no contradiction in registered information such as different patient IDs even though the medical image data is generated by the same examination. . If it is determined that there is consistency in the consistency check process (
  • FIG. 5 is a flowchart for explaining the flow of the consistency check process (step S110) executed by the image management application 31 of the image display device 3.
  • the control unit of the image display device 3 first extracts the inspection ID from the received registration information (step S201). Then, it is determined whether or not the inspection ID is new (step S202). In step S202, if the same inspection ID as the inspection ID extracted in step S201 is not stored in the image information table 33, it is determined that the inspection ID is a new inspection ID (step S202; Yes). In the case of a new examination ID, since there is no contradiction such that patient IDs do not match with the same examination ID, a check result indicating that “registration information is correct” is output as it is (step S206).
  • the examination ID extracted from the registration information in step S201 is in the image information table 33, it is determined that it is not a new examination ID (step S202; No), and the content of the registration information is confirmed.
  • the image information table 33 is searched using the examination ID extracted from the registration information in step S201 as a key, and the patient ID associated with the examination ID is acquired from the image information table 33 (step S203).
  • the patient ID is extracted from the registration information (step S204). Then, it is confirmed whether or not the patient ID in the image information table 33 matches the patient ID of the registration information (step S205). If they match (step S205; Yes), a check result that the registration information is correct is output. (Step S206). When the patient ID in the image information table 33 and the patient ID of the registration information do not match (step S205; No), a check result that the registration information is incorrect is output (step S207).
  • step S111 If the registration information is confirmed to be correct by the consistency check process (step S111; Yes), the image management application 31 of the image display device 3 stores the received registration information in the image information table in the image supplementary information storage unit 32. It is stored in 33 (step S112).
  • the image management application 31 of the image display device 3 instructs to delete the medical image data corresponding to the registration information.
  • the image registration application 23 transmits an instruction to delete the corresponding medical image data (image ID) to the storage device 4 (step S113 in FIG. 3).
  • the storage device 4 erases the medical image data according to the erasure instruction (step S114).
  • FIG. 6 is an example of registration information stored in the image information table 33.
  • the image information table 33 for example, “image ID”, “examination ID”, “patient ID”, “image storage path” and the like are stored in each record for each medical image data.
  • the “image ID”, “examination ID”, and “patient ID” are extracted from the image supplementary information 71 of the medical image data.
  • the image supplementary information 71 is stored in the image information table 33 in association with the storage information (image storage path) of the medical image data.
  • the image supplementary information of the registration information registered in the image information table 33 of the image display device 3 is exemplified by “image ID”, “examination ID”, and “patient ID”. However, it is not limited to this. Other supplementary information such as “medical image generating apparatus ID” and “series ID” may be included as the image supplementary information. This facilitates narrowing down during image search.
  • the image entity information 72 is not stored, but the image supplementary information and storage location information of each image are recorded in the image information table 33 as a database. Therefore, the desired image entity information 72 can be acquired from the storage device 4 with reference to the image information table 33 during image display.
  • FIG. 7 is a sequence diagram for explaining the procedure of the medical image data reading process at the time of image display in the image display device 3.
  • the control unit (image management application 31) of the image display device 3 displays a search screen for the displayed medical image data on the display unit, and accepts input of search conditions for medical image data (step S301). For example, when a patient ID or the like is input as a search key, the control unit of the image display device 3 acquires the image storage path of all medical image data corresponding to the search key from the image information table 33 and displays the list (Step) S302). In addition, conditions are further narrowed down from the image storage paths displayed in the list, and medical image data is selected. Then, the image display device 3 transmits an image data acquisition request (image data transmission request) including the image storage path of the selected medical image data to the storage device 4 (step S303). The image data transmission unit 41 of the storage device 4 reads the medical image data 7 in accordance with the image data acquisition request and transmits it to the image display device 3 (step S304).
  • the image display device 3 When the image display device 3 receives the image entity information 72 of the medical image data 7 from the storage device 4 (step S305), the image display device 3 displays the received image entity information 72 of the medical image data 7 on the display unit (step S306). After that, the control unit of the image display device 3 makes it possible to start interpretation of the displayed medical image data in accordance with the operation of the operator. The image display device 3 performs an image interpretation process in accordance with an instruction input by the operator (step S307).
  • the medical image generation device 2 that transmits medical image data having image supplementary information and image entity information to the network 5
  • the image display device 3 that receives the image supplementary information transmitted to the network 5, the storage device 4 that receives the image supplementary information and the image entity information transmitted to the network 5, and the image display device 3 are provided with the reception.
  • the image entity information is transmitted to the storage device 4 using the image supplementary information, the image entity information transmitted to the network 5 is received according to the transmission request, and the received image entity information and the image supplementary information are received.
  • the image data acquisition unit 34 for acquiring the medical image data to be formed, and the storage device 4 are provided in the network 5 with the image entity information corresponding to the image supplementary information requested for transmission.
  • the image entity information 72 having a large capacity is stored in the storage device 4, and the image display device 3 can manage the image supplementary information and the storage location information of the medical image data. The operator can freely determine the timing for receiving the entity information 72. Therefore, the processing load on the image display device 3 such as medical image data 7 being transmitted during the image display processing in the image display device 3 is not increased.
  • the apparatus configuration of the image data transmission system 1 of the second embodiment is the same as that of the image data transmission system 1 of the first embodiment as shown in FIG.
  • the same components as those described in the first embodiment are denoted by the same reference numerals, and redundant description is omitted.
  • the image data transmission system 1 according to the second embodiment differs from the image data transmission system 1 according to the first embodiment in the processing timing of the consistency check.
  • FIG. 8 is a sequence diagram illustrating a processing procedure in the image management system 1 according to the second embodiment.
  • Steps S401 to S404 in the processing procedure shown in FIG. 8 are the same as the processing procedures in steps S101 to S104 in the first embodiment.
  • step S401 when medical image data is generated in the medical image generation device 2 (step S401), the image generation unit 21 of the medical image generation device 2 stores the generated medical image data in the shared folder 22 (step S402).
  • the control unit of the medical image generation apparatus 2 executes the image registration application 23 and monitors the shared folder 22 at a predetermined timing.
  • step S403 When it is detected that the medical image data exists in the shared folder 22 (step S403; Yes), the medical image data is read from the shared folder 22 (step S404).
  • consistency check processing is performed at this stage.
  • the control unit of the medical image generation apparatus 2 extracts the “patient ID” and the “examination ID” from the image supplementary information 71 of the medical image data 7, generates information for checking consistency, and transmits the information to the image display apparatus 3 ( Step S405).
  • the image display device 3 upon receiving the consistency confirmation information (patient ID, examination ID), the consistency is confirmed by the same procedure as the consistency check process shown in FIG. 5, and the result (correct or incorrect) Is transmitted to the medical image generation apparatus 2 (step S406).
  • step S406 If it is confirmed by the consistency check process in step S406 that there is no consistency (step S407; No), the medical image data 7 is not stored and the process proceeds to the next medical image data process. .
  • step S407 If it is confirmed that there is consistency (step S407; Yes), an image storage path is generated (step S408) in the same manner as in steps S105 to S109 of the first embodiment, and the storage device 4 The medical image data 7 is transmitted to the designated image storage path (step S409), and the medical image data 7 is stored in the storage device 4 (step S410).
  • the image registration application 23 of the medical image generation device 2 performs the “examination ID”, “image ID”, “image storage path” as in step S108 of FIG. "Is generated (step S411), and is transmitted to the image display device 3 together with the registration request (step S412).
  • the image display device 3 registers the received registration information in the image information table 33 (step S413).
  • the processing is further simplified as compared with the first embodiment. This can also contribute to reducing the traffic on the network 5.
  • the apparatus configuration of the image data transmission system 1 according to the third embodiment is the same as that of the image data transmission system 1 according to the first embodiment shown in FIG.
  • the same components as those described in the first embodiment are denoted by the same reference numerals, and redundant description is omitted.
  • the generated medical image data is stored in the shared folder 22, and the image registration application 23
  • the procedure is to read an image from the shared folder 22 and execute a process related to registration of medical image data.
  • the purpose of storing medical image data in the shared folder 22 is to prepare for a case where transfer of medical image data to the storage device 4 fails, for example. Therefore, medical image data is stored in the shared folder 22 for several hours to several days.
  • the medical image data in the shared folder 22 is deleted. That is, the medical image data is repeatedly stored and deleted in the shared folder 22, and the load on the storage device (hard disk or the like) is large, which may cause a failure.
  • the image data transmission system 1 does not store the medical image data in the shared folder 22, and the medical image generation device 2 directly generates the medical image data in the image registration application 23 after generating the medical image data. hand over. Then, the medical image data 7 is stored in the storage device 4, and the imaging is completed when the medical image data is successfully stored in the storage device 4.
  • FIG. 9 is a sequence diagram illustrating a processing procedure in the image data transmission system 1 according to the third embodiment.
  • the image generation unit 21 of the medical image generation device 2 stores the generated medical image data in the shared folder 22. First, it is passed to the image registration application 23 (step S502).
  • the control unit of the medical image generation apparatus 2 executes the image registration application 23.
  • the image registration application 23 receives the medical image data
  • the image registration application 23 performs the same processing as steps S105 to S114 of the first embodiment.
  • the image registration application 23 of the medical image generation device 2 generates an image storage path (step S503), selects the storage device 4, and transmits the medical image data 7 to the image storage path (step S504).
  • the storage device 4 stores the medical image data 7 received from the medical image generation device 2 in the designated image storage path (step S505).
  • the image registration application 23 of the medical image generation device 2 performs the “patient ID”, “examination ID”, “image ID”, “ Registration information including “image storage path” and the like is generated (step S506) and transmitted to the image display device 3 together with the registration request (step S507).
  • the image display device 3 executes the image management application 31 as in the first embodiment.
  • the image display device 3 Upon receiving registration information from the image registration application 23 of the medical image generation device 2, the image display device 3 (image management application 31) first matches the medical image data in the same procedure as the consistency check process shown in FIG. A sex check is performed (step S508).
  • the image management application 31 determines that registration is possible and receives the registration information (“patient ID”, “examination ID”, “image ID”, “ Information including “image storage path” and the like is stored in the image information table 33 of the image supplementary information storage unit 32 in the storage device of the image display device 3 (step S510).
  • the medical image data 7 stored in the storage device 4 is placed under the management of the image display device 3.
  • step S509 If it is determined that the registration information is incorrect as a result of the consistency check (step S509; No), the image management application 31 of the image display device 3 registers an instruction to erase medical image data corresponding to the registration information. Send to application 23.
  • the image registration application 23 transmits an instruction to delete medical image data with the corresponding image ID to the storage device 4 (step S511).
  • the storage device 4 erases the medical image data in accordance with the erase instruction (step S512).
  • the image data transmission system 1 of the third embodiment in addition to the effects of the first embodiment, in the medical image generation device 2, from the image generation unit 21 to the shared folder 22
  • the storage process (step S102 in FIG. 3) and the monitoring of the shared folder 22 and the image acquisition process (steps S103 and S104) by the image registration application 23 can be omitted. Therefore, the processing time after image generation in the medical image generation apparatus 2 is shortened.
  • medical image data is temporarily stored in the shared folder 22 as in the first embodiment, it is necessary to take measures to prevent data loss in the storage device used as the shared folder 22, In the embodiment, since the shooting is not completed until the storage in the storage device 4 is completed, it is not necessary to take measures to prevent data loss.
  • the device configuration of the image data transmission system 1a of the fourth embodiment is the same as the device configuration of the image data transmission system 1 of the first embodiment shown in FIG. Is added.
  • the image data transmission system 1a stores the medical image generation device 2 that generates the medical image data 7, the image display device 3a that displays the medical image data, and the medical image data 7.
  • the storage device 4 and the above-described image management terminal 6 are communicatively connected via the network 5.
  • the image display device 3a includes an image management application 31a, an image supplementary information storage unit 32, an image information table 33a, and an image data acquisition unit 34.
  • the image management application 31a differs from the first embodiment in the processing procedure when reading medical image data from the storage device 4 (see FIG. 14).
  • the image information table 33a is different in data content from the image information table 33 of the first embodiment (see FIG. 13).
  • the image management terminal 6 exclusively manages medical image data storage location information among the medical image data information (image information table 33) managed on the image display device 3 side in the first embodiment. It is a terminal. As shown in FIG. 10, the image management terminal 6 includes a storage destination management function (storage destination management application 61), an image storage destination management table 62, and an image storage destination response unit 63.
  • a storage destination management function storage destination management application 61
  • an image storage destination management table 62 an image storage destination management table 62
  • an image storage destination response unit 63 image storage destination response unit 63.
  • the storage location management function described above is installed in the image management terminal 6 in the form of a computer program as the storage location management application 61.
  • the storage location management application 61 is executed by a control unit (CPU) of a computer (image management terminal 6).
  • storage destination information (image storage path) for medical image data is managed not by the image display device 3a but by the image management terminal 6.
  • a specific processing procedure is shown in FIG.
  • Steps S601 to S607 in the processing procedure shown in FIG. 11 are the same as those in the image data transmission system 1 (processing procedure in steps S101 to S107 in FIG. 3) of the first embodiment. That is, first, when medical image data is generated in the medical image generation device 2 (step S601), the image generation unit 21 of the medical image generation device 2 stores the generated medical image data in the shared folder 22 (step S602). The image registration application 23 executed by the medical image generation apparatus 2 monitors the shared folder 22. When it is detected that the medical image data exists in the shared folder 22 (step S603; Yes), the image registration application 23 reads the medical image data from the shared folder 22 (step S604).
  • the image registration application 23 generates an image storage path for the medical image data based on the image supplementary information 71 (step S605). For example, the image registration application 23 concatenates “medical image generation device ID”, “examination ID”, and “image ID” included in the image supplementary information 71 to generate a unique image storage path.
  • the image registration application 23 of the medical image generation device 2 selects the storage device 4 as the storage destination from the preset image storage destination candidates (storage A, storage B, etc, And generates them in step S605.
  • the medical image data 7 is transmitted to the completed image storage path (step S606).
  • the storage device 4 stores the medical image data 7 in the designated image storage location (step S607).
  • the image registration application 23 of the medical image generation device 2 transmits the image storage path generated in step S605 to the image management terminal 6 as the image storage destination information together with the image ID. (Step S608).
  • the image management terminal 6 monitors reception of image storage destination information transmitted from the medical image generation apparatus 2 by the storage destination management application 61. When the image storage destination information is received from the medical image generation apparatus 2, the image management terminal 6 registers the received image storage destination information in the image storage destination management table 62.
  • FIG. 12 is a diagram showing an example of data stored in the image storage location management table 62. As shown in FIG. As shown in FIG. 12, the image storage destination management table 62 stores an image ID and an image storage path in association with each other.
  • step S610 the image registration application 23 of the medical image generation apparatus 2 generates registration information (step S610), similarly to step S108 to step S114 (FIG. 3) of the first embodiment, and the generated registration information is displayed.
  • the image is transmitted to the image display device 3a (step S611).
  • the registration information is only supplementary information (“patient ID”, “examination ID”, “image ID”) of medical image data, and does not include an image storage path. This is because the image storage path is managed by the image management terminal 6.
  • the image display device 3a (image management application 31a) receives the registration information from the image registration application 23 of the medical image generation device 2, the image display device 3a first checks the consistency of the registration information (step S612).
  • the consistency check is performed, for example, according to the procedure shown in FIG. 5, as in the first embodiment.
  • the image display device 3a receives the received registration information ("medical image generation device ID”, “examination ID”, “image ID”, “image Is stored in the image information table 33a of the image supplementary information storage unit 32 in the storage device of the image display device 3 (step S614).
  • FIG. 13 is an example of data registered in the image information table 33a in the image display device 3a according to the fourth embodiment. As shown in FIG. 13, it is assumed that image supplementary information such as “patient ID”, “examination ID”, and “image ID” is registered in the image information table 33a, and no image storage path is registered.
  • image supplementary information such as “patient ID”, “examination ID”, and “image ID” is registered in the image information table 33a, and no image storage path is registered.
  • step S613 If it is determined that the registration information is incorrect as a result of the consistency check (step S613; No), the image management application 31a of the image display device 3a registers an image deletion instruction for medical image data corresponding to the registration information. Send to application 23.
  • the image registration application 23 transmits an instruction to delete the corresponding medical image data (image ID) to the storage device 4 (step S615).
  • the storage device 4 erases the medical image data in accordance with the erase instruction (step S616).
  • the image display device 3 when the image display device 3 performs image display processing, the image display device 3 inquires the image management terminal 6 about the storage location of the medical image data, and based on the acquired storage location information. Medical image data 7 is acquired from the storage device 4.
  • the control unit (image management application 31a) of the image display device 3a displays a search screen for the displayed medical image data on the display unit and accepts input of search conditions for medical image data (step S701). For example, when a patient ID or the like is input as a search key, the control unit acquires image IDs of all medical image data corresponding to the search key from the image information table 33a (step S702) and displays the list. Further, the control unit repeats further narrowing down the conditions from the image IDs displayed in the list, and selects a desired image ID. Then, the image display device 3a inquires of the image management terminal 6 about the storage location of the medical image data corresponding to the selected image ID (step S703).
  • the image management terminal 6 executes a storage location management application 61.
  • the image storage destination response unit 63 of the image management terminal 6 reads the image storage path of the corresponding image ID from the image storage destination management table 62, and displays the image of the request source It transmits (responds) to the device 3a (step S704).
  • the image display device 3a transmits an image acquisition request including the image storage path acquired from the image management terminal 6 to the storage device 4 (step S705).
  • the storage device 4 reads the corresponding medical image data 7 in accordance with the image acquisition request, and the image data transmission unit 41 transmits the medical image data 7 to the image display device 3a (step S706).
  • the image display device 3a Upon receiving the medical image data 7 from the storage device 4 (Step S707), the image display device 3a displays the received medical image data on the display unit (Step S708). After that, the control unit of the image display device 3 makes it possible to start interpretation of the displayed medical image data in accordance with the operation of the operator.
  • the image display device 3a performs an image interpretation process in accordance with an instruction input by the operator (step S709).
  • the storage location information of medical image data is separated from the management information in the image display device 3a and is managed by the image management terminal 6. Is done. Therefore, for example, when the medical image data 7 is moved to another storage device 4 due to failure or expansion of the storage device 4, the information management terminal 6 may perform information change processing. Therefore, there is no need to change the information in the image information table 33a stored in the image display device 3a. As a result, when the storage location of the medical image data 7 is moved, no processing load is applied to the image display device 3a. Therefore, according to the fourth embodiment, it is possible to display medical image data smoothly as usual without hindering image display processing.
  • the timing for checking the consistency is performed after the medical image data 7 is transmitted to the storage device 4 as in the first embodiment, but is not limited to this.
  • consistency may be confirmed before the medical image data 7 is transmitted to the storage device 4.
  • the medical image generation device 2 stores the generated medical image data in the shared folder 22 and then transfers the medical image data 7 to the storage device 4 and requests registration of registration information to the image display device.
  • the medical image data 7 is directly stored in the storage device 4 and is not stored in the shared folder 22 as in the third embodiment.
  • the image storage in the image management terminal 6 is performed.
  • Image storage destination information may be registered in the destination management table 62, and a registration information registration request may be transmitted to each image display device 3.
  • the image data transmission system 1b of the fifth embodiment expands the function of the medical image generation device 2 in the image data transmission system 1 of the first embodiment and displays a plurality of images. Registration information can be transmitted to the devices 3, 3,... That is, the image data transmission system 1b of the fifth embodiment stores a medical image generation device 2b that generates medical image data, a plurality of image display devices 3, 3,..., And medical image data 7.
  • the storage device 4 is communicatively connected via the network 5.
  • the same components as those described in the first embodiment are denoted by the same reference numerals, and redundant description is omitted.
  • the medical image generation apparatus 2b of the fifth embodiment includes an image generation unit 21, a shared folder 22, an image registration application 23, and an image supplementary information transmission unit 24, as in the first embodiment.
  • an image management application 25 for the medical image generation apparatus 2b and an image supplementary information storage unit 26 are provided.
  • the image supplementary information storage unit 26 stores an image information table 27.
  • each image display device 3 and storage device 4 is the same as that of the image display device 3 and storage device 4 of the first embodiment, respectively.
  • the medical image generation device 2b uses image supplementary information (registration information in the first embodiment: patient ID, examination ID, image ID, and image) for the medical image data generated by the device itself. Manage storage paths). Further, the medical image generation apparatus 2b can transmit registration information to the plurality of image display apparatuses 3, 3,.
  • FIG. 16 is a sequence diagram illustrating a processing procedure in the image data transmission system 1b according to the fifth embodiment.
  • Steps S801 to S808 of the processing procedure shown in FIG. 16 are the same as those of the image processing system 1 of the first embodiment (the processing procedure of steps S101 to S108 in FIG. 3).
  • step S801 when medical image data is generated in the medical image generation apparatus 2b (step S801), the image generation unit 21 of the medical image generation apparatus 2b stores the generated medical image data in the shared folder 22 (step S802).
  • the control unit of the medical image generation apparatus 2b executes the image registration application 23 and monitors the shared folder 22 at a predetermined timing.
  • the image registration application 23 reads the image data from the shared folder 22 (step S804), and stores it in the image incidental information 71 of the medical image data. Based on this, an image storage path indicating the storage destination of the image data is generated (step S805).
  • the image registration application 23 of the medical image generation device 2b selects the storage device 4 as the storage destination from the preset image storage destination candidates (storage A, storage B, etc, And generates them in step S805.
  • the medical image data 7 is transmitted to the completed image storage path (step S806).
  • the storage device 4 stores the medical image data 7 in the storage destination determined by the image storage path (step S807).
  • the image registration application 23 of the medical image generation device 2b When the storage of the medical image data in the storage device 4 is successful, the image registration application 23 of the medical image generation device 2b generates medical image data registration information (step S808).
  • the registration information generated by the image registration application 23 in step S808 is passed to the image management application 25 of the own device (medical image generation device 2b).
  • the image management application 25 of the medical image generation apparatus 2b performs a consistency check process on the received registration information (step S809).
  • the consistency check process is the same as that in the first embodiment (see FIG. 5).
  • the image management application 25 of the medical image generation apparatus 2b can register the received registration information.
  • the image information associated with the registration information (information including “patient ID”, “examination ID”, “image ID”, “image storage path”, etc.) in the storage device of the medical image generation device 2b. It is stored in the 26 image information tables 27 (step S811). As a result, the medical image data 7 stored in the storage device 4 is placed under the management of the medical image generation device 2b.
  • the image registration application 23 of the medical image generation device 2b transmits the registration information generated in step S808 to each image display device 3, 3,... Connected to the network 5 (step S812). ).
  • each image display device 3 executes the image management application 31.
  • each image display device 3 (image management application 31) receives an image registration request from the image registration application 23 of the medical image generation device 2b
  • the image display device 3 first checks the consistency of registration information (step S813) and determines the consistency. If so (step S814; Yes), the registration information (information including “patient ID”, “examination ID”, “image ID”, “image storage path”, etc.) received by determining that registration is possible is displayed on the image display device. 3 is stored in the image information table 33 of the image supplementary information storage unit 32 in the storage device 3 (step S815). As a result, the medical image data 7 stored in the storage device 4 is placed under the management of the image display device 3.
  • the medical image generation device 2b (or image display device)
  • the image management applications 25 and 31 of 3) send to the image registration application 23 an instruction to delete medical image data corresponding to the registration information.
  • the image registration application 23 transmits an instruction to delete the corresponding medical image data to the storage device 4 (step S816).
  • the storage device 4 erases the medical image data in accordance with the erase instruction (step S817).
  • the medical image data 7 generated by the medical image generation device 2b is stored in the storage device 4. Further, the storage location information of the medical image data 7 and the incidental information of the medical image data are managed by the medical image generation apparatus 2b and transmitted to the plurality of image display apparatuses 3, 3,.
  • the same image supplementary information and storage destination information are registered in all the image display devices 3 and medical image generation devices 2b included in the image data transmission system 1b.
  • any one of the image display devices 3 cannot be used due to a failure or the like. Even in such a case, storage destination information of image data can be acquired from another image display device 3 or medical image generation device 2b, and operation can be continued without confusion even in the event of a disaster.
  • the timing for checking the consistency is performed after the medical image data 7 is transmitted to the storage device 4 as in the first embodiment, but is not limited to this.
  • consistency may be confirmed before the medical image data 7 is transmitted to the storage device 4.
  • the medical image data 7 is not stored directly in the shared folder 22 but stored in the storage device 4 and registered in the image information table 27 in the medical image generation device 2b after the storage is successful. Information may be registered, and a registration information registration request may be transmitted to each image display device 3.

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  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Primary Health Care (AREA)
  • Public Health (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Medical Treatment And Welfare Office Work (AREA)
  • Apparatus For Radiation Diagnosis (AREA)

Abstract

En vue de réduire la charge de traitement d'un dispositif d'affichage d'image, selon l'invention, un système de transmission de données d'image (1) est équipé de : un dispositif de génération d'image médicale (2) destiné à transmettre des données d'image médicale dotées d'informations accompagnant l'image et des informations d'identité d'image à un réseau (5); un dispositif d'affichage d'image (3) destiné à recevoir les informations accompagnant l'image transmises au réseau (5); une mémoire (4) destinée à recevoir les informations accompagnant l'image et les informations d'identité d'image transmises au réseau (5); une unité d'acquisition de données d'image (34) destinée à demander la transmission des informations d'identité d'image à la mémoire (4) à l'aide des informations accompagnant l'image reçues, à recevoir les informations d'identité d'image transmises au réseau (5) conformément à la requête de transmission et à acquérir les informations d'identité d'image reçues et les données d'image médicale formées à partir des informations accompagnant l'image, l'unité d'acquisition de données d'image (34) étant associée au dispositif d'affichage d'image (3); et une unité de transmission de données d'image (41) destinée à transmettre les informations d'identité d'image qui correspondent aux informations accompagnant l'image dont la transmission a été demandée au réseau (5), l'unité de transmission de données d'image (41) étant associée à l'unité de mémorisation (4).
PCT/JP2013/083282 2012-12-21 2013-12-12 Système de transmission de données d'image, dispositif d'affichage d'image et dispositif de génération d'image médicale WO2014097950A1 (fr)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014121342A (ja) * 2012-12-20 2014-07-03 Konica Minolta Inc 医用画像処理装置及びプログラム

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Publication number Priority date Publication date Assignee Title
JP2002132557A (ja) * 2000-10-27 2002-05-10 Fuji Photo Film Co Ltd 画像送信装置および画像送信方法
JP2005149180A (ja) * 2003-11-17 2005-06-09 Konica Minolta Medical & Graphic Inc 医用画像管理システム
JP2012035124A (ja) * 2011-11-21 2012-02-23 Toshiba Corp 医用画像表示装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002132557A (ja) * 2000-10-27 2002-05-10 Fuji Photo Film Co Ltd 画像送信装置および画像送信方法
JP2005149180A (ja) * 2003-11-17 2005-06-09 Konica Minolta Medical & Graphic Inc 医用画像管理システム
JP2012035124A (ja) * 2011-11-21 2012-02-23 Toshiba Corp 医用画像表示装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014121342A (ja) * 2012-12-20 2014-07-03 Konica Minolta Inc 医用画像処理装置及びプログラム

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