JP2010131034A - Medical image system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To easily use a medical image stored in a portable storage medium. <P>SOLUTION: In a first medical image system 100 of a hospital A, an image server 30a stores, in a portable medium 40, medical image data transmitted from a modality 20a and order information transmitted from a hospital information management device 10a, both being correlated with each other. In a second medical image system 200 of a hospital B into which the portable medium 40 is carried, a hospital information management device 10b reads out the order information stored in the portable medium 40 and transmits the readout order information to an image server 30b. The image server 30b reads out the medical image stored in the portable medium 40 and stores the readout medical image and the order information transmitted from the hospital information management device 10b, both being correlated with each other. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a medical image system.

  In recent years, in the medical field, digitization of medical images taken of patients has been realized. For example, a medical image captured and digitized by an image generation apparatus (modality) such as a CR (Computed Radiography) apparatus, a CT (Computed Tomography) apparatus, or an MRI (Magnetic Resonance Imaging) apparatus is used together with patient information and examination information. It is stored and managed in PACS (Picture Archiving and Communication System).

  Specifically, order information including patient information and examination information is sent to the modality from HIS (Hospital Information System) and RIS (Radiological Information System), and the modality follows the operation of the radiographer. Shooting based on the order information is performed. A medical image obtained by the imaging is generated in a data format based on the DICOM (Digital Imaging and Communications in Medicine) standard, and then transferred to the PACS. In HIS and RIS, medical images stored in the PACS can be referred to based on patient information and examination information.

  When a patient uses a plurality of medical institutions, it is convenient that medical information of the same patient can be exchanged between the plurality of medical institutions. As such an example, in a medical institution cooperation system in which a plurality of medical institutions are configured to be able to transmit and receive data via the Internet, it has been proposed to exchange information on medical information and the like by e-mail (Patent Document 1). reference).

In addition, as a method of providing medical images managed by PACS to other systems and general patients, a portable type compatible with PDI (Portable Data for Imaging) in IHE (Integrating the Healthcare Enterprise), apart from provision by the network Provision by a storage medium is also performed. In this method, a medical image is stored in a storage medium such as a CD-R (Compact Disk Recordable) or a DVD-R (Digital Versatile Disk Recordable), and data is transferred by transporting the storage medium. The PDI also defines a directory structure and index files in a storage medium, and data exchange between different medical institutions is guaranteed.
JP 2003-30338 A

  However, when a medical image is brought in from another medical institution via a portable storage medium, the medical image is taken at the other medical institution, so patient information or Even when the examination information is not registered and the image is taken into the image server, the new medical institution cannot refer to the image based on the patient information and the examination information.

  The present invention has been made in view of the above-described problems in the prior art, and an object of the present invention is to provide a medical image system that can easily use medical images stored in a portable storage medium.

  In order to solve the above-mentioned problem, the invention according to claim 1 is a medical image system in which a hospital information management device, an image generation device, and an image server are connected via a communication network so that data communication is possible. The hospital information management apparatus includes a transmission unit that transmits order information for instructing generation of a medical image to the image generation apparatus and the image server, and the image generation apparatus includes the order information transmitted from the hospital information management apparatus. An imaging unit that generates a medical image and a transmission unit that transmits the generated medical image to the image server, the image server including the medical image transmitted from the image generation device and the hospital A control unit is provided that associates the order information transmitted from the information management apparatus and stores the information in a portable storage medium.

  The invention according to claim 2 is a medical image system in which a hospital information management device and an image server are connected via a communication network so that data communication is possible. The hospital information management device includes a medical image and the medical image. A control unit that reads out the order information from a portable storage medium in which order information is stored, and a transmission unit that transmits the read order information to the image server. Includes a control unit that reads a medical image stored in the portable storage medium and stores the read medical image in association with the order information transmitted from the hospital information management apparatus in the storage unit. The control unit of the hospital information management apparatus further acquires a medical image stored in the storage unit based on the order information, and the acquired medical image To be displayed on the display unit.

  According to a third aspect of the present invention, there is provided a first medical image system in which a first hospital information management device, an image generation device, and a first image server are connected via a first communication network so that data communication is possible. A second medical image system in which a second hospital information management device and a second image server are connected via a second communication network so that data communication is possible. The first hospital information management apparatus includes a transmission unit that transmits order information for instructing generation of a medical image to the image generation apparatus and the first image server, and the image generation apparatus includes the first hospital information management An imaging unit that generates a medical image based on order information transmitted from the apparatus, and a transmission unit that transmits the generated medical image to the first image server, wherein the first image server includes: A control unit for storing the medical image transmitted from the image generation apparatus and the order information transmitted from the first hospital information management apparatus in association with each other in a portable storage medium; and the second hospital information management apparatus Includes a control unit that reads out the order information stored in the portable storage medium, and a transmission unit that transmits the read out order information to the second image server. Is a control for reading a medical image stored in the portable storage medium and storing the read medical image in association with the order information transmitted from the second hospital information management apparatus in the storage unit. A control unit of the second hospital information management apparatus further acquires a medical image stored in the storage unit based on the order information, and uses the acquired medical image as a display unit. table Make.

  According to the first aspect of the present invention, the medical image and the order information are associated with each other and stored in the portable storage medium. Therefore, when the portable storage medium is brought into another medical institution, the portable storage medium is stored. The medical images stored in can be easily used.

  According to the second aspect of the present invention, in the hospital information management apparatus, the order information is read from the portable storage medium created by another medical institution and transmitted to the image server. Can be stored in the storage unit in association with the medical image read out from the order information. Therefore, medical images generated in other medical institutions can be handled in the same manner as medical images generated in the system, and medical images stored in a portable storage medium can be easily used. it can.

  According to the third aspect of the present invention, in the first medical image system, the medical image and the order information are associated with each other and stored in the portable storage medium. Therefore, in the second medical image system, the portable storage medium The medical images stored in can be easily used.

Hereinafter, an embodiment of a medical image system according to the present invention will be described with reference to the drawings.
FIG. 1 shows a system configuration of a medical image system 1 in the present embodiment. The medical image system 1 includes a first medical image system 100 and a second medical image system 200. The first medical image system 100 is a system in the hospital A, and creates a portable storage medium (hereinafter referred to as “portable medium”) 40 to be provided to other medical institutions. The second medical image system 200 is a system in the hospital B, and can use a portable medium 40 provided from another medical institution. FIG. 1 illustrates a case where the medical image system 1 includes medical image systems (a first medical image system 100 and a second medical image system 200) in two medical institutions. The configuration may include a medical image system in an institution.

  The first medical image system 100 is configured such that a hospital information management apparatus 10a, a modality 20a, and an image server 30a are connected via a communication network N1 such as a LAN (Local Area Network), and each can perform data communication. ing.

  The hospital information management device 10a is a device used by doctors in various medical departments such as internal medicine, surgery, and dermatology, and manages information such as interviews, findings, diagnosis, and past medical history for each patient. Here, although the hospital information management apparatus 10a is described as a single apparatus, it constitutes a system in which data can be input and referenced from a plurality of client terminal apparatuses connected via the communication network N1. Generally, it is composed of HIS.

  FIG. 2 shows a functional configuration of the hospital information management apparatus 10a. As shown in FIG. 2, the hospital information management apparatus 10 a includes a control unit 11, an input unit 12, a display unit 13, a communication unit 14, a media drive 15, a storage unit 16, and the like. Has been.

  The control unit 11 includes a CPU (Central Processing Unit), a ROM (Read Only Memory), a RAM (Random Access Memory), and the like, and comprehensively controls the processing operation of each unit of the hospital information management apparatus 10a. Specifically, the CPU reads various processing programs stored in the ROM in response to an operation signal input from the input unit 12 or an instruction signal received by the communication unit 14, and a work piece formed in the RAM. Expand to the area and perform various processes in cooperation with the program.

  The input unit 12 includes a keyboard having cursor keys, numeric input keys, various function keys, and the like, and a pointing device such as a mouse. The control unit controls operation signals input by keyboard operations or mouse operations. 11 is output.

  The display unit 13 is configured by an LCD (Liquid Crystal Display) and displays various screens based on display data 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 and receives data to and from external devices such as the modality 20a and the image server 30a connected via the communication network N1. For example, the communication unit 14 transmits order information instructing generation of a medical image to the modality 20a and the image server 30a. The order information includes the order number, request department, requester, scheduled imaging date, patient information (patient ID, name, gender, date of birth, etc.), imaging device, procedure, site, direction, body position, radiographer, etc. included.

  The media drive 15 reads data stored in the portable medium 40 and writes data to the portable medium 40.

  The storage unit 16 is a storage device such as a hard disk, and stores various data such as order information.

  The modality 20a is an image generation apparatus that images a patient and generates image data of a medical image (hereinafter referred to as “medical image data”). As the modality 20a, modalities that capture various types of medical images, such as a CR device, a CT device, an MRI device, an endoscope device, and an ultrasonic diagnostic device, are applicable.

  FIG. 3 shows a functional configuration of the modality 20a. As shown in FIG. 3, the modality 20 a includes a control unit 21, an input unit 22, a display unit 23, a communication unit 24, a photographing unit 25, a storage unit 26, and the like, and each unit is connected by a bus 27. .

  The control unit 21 includes a CPU, a ROM, a RAM, and the like, and comprehensively controls processing operations of each unit of the modality 20a. Specifically, the CPU reads various processing programs stored in the ROM in response to an operation signal input from the input unit 22 or an instruction signal received by the communication unit 24, and a work piece formed in the RAM. Expand to the area and perform various processes in cooperation with the program.

  The input unit 22 includes various setting keys, operation instruction keys, and the like, and outputs an operation signal input by key operation to the control unit 21.

  The display unit 23 is configured by an LCD, and displays various screens based on display data input from the control unit 21.

  The communication unit 24 includes a LAN adapter, a router, a TA, and the like, and transmits and receives data to and from external devices such as the hospital information management apparatus 10a and the image server 30a connected via the communication network N1. For example, the communication unit 24 receives order information transmitted from the hospital information management apparatus 10a. The communication unit 24 transmits the medical image data generated by the imaging unit 25 to the image server 30a.

  The imaging unit 25 captures a patient and generates medical image data based on the order information transmitted from the hospital information management apparatus 10a according to an instruction from the input unit 22 of the imaging technician.

  The storage unit 26 is a storage device such as a hard disk, and stores medical image data generated by the imaging unit 25.

  The control unit 21 causes the imaging unit 25 to perform imaging based on the order information transmitted from the hospital information management apparatus 10a, and the data signal of the image obtained by imaging the patient by the imaging unit 25 conforms to the DICOM standard. It converts into digital data and attaches related information related to the medical image data. Related information includes patient information (patient ID, name, gender, date of birth, etc.), examination information (examination date, examination time, examination instance UID, receipt number, radiographer, client doctor, request department, etc.), series information (Imaging device, procedure, part) and the like are included.

  The image server 30a stores and manages medical image data.

  FIG. 4 shows a functional configuration of the image server 30a. As shown in FIG. 4, the image server 30 a includes a control unit 31, an input unit 32, a display unit 33, a communication unit 34, a media drive 35, a storage device 36, and the like. Yes.

  The control unit 31 includes a CPU, a ROM, a RAM, and the like, and comprehensively controls processing operations of each unit of the image server 30a. Specifically, the CPU reads various processing programs stored in the ROM in response to an operation signal input from the input unit 32 or an instruction signal received by the communication unit 34, and a work piece formed in the RAM. Expand to the area and perform various processes in cooperation with the program.

  The input unit 32 includes a keyboard having cursor keys, numeric input keys, various function keys, and the like, and a pointing device such as a mouse. The control unit controls operation signals input by keyboard operations or mouse operations. To 31.

  The display unit 33 is configured by an LCD, and displays various screens based on display data input from the control unit 31.

  The communication unit 34 includes a LAN adapter, a router, a TA, and the like, and transmits / receives data to / from external devices such as the hospital information management apparatus 10a and the modality 20a connected via the communication network N1. For example, the communication unit 34 receives order information transmitted from the hospital information management apparatus 10a. Further, the communication unit 34 receives medical image data transmitted from the modality 20a.

  The media drive 35 reads data stored in the portable medium 40 and writes data to the portable medium 40.

  The storage device 36 is composed of a hard disk or the like, and stores medical image data generated by the modality 20a, order information transmitted from the hospital information management device 10a, and the like.

  The control unit 31 stores the medical image data transmitted from the modality 20a and the order information transmitted from the hospital information management apparatus 10a in the portable medium 40 in association with each other via the media drive 35.

  The portable medium 40 is a portable storage medium such as a CD-R or a DVD-R, and is used when generating medical image data taken in the hospital A and generated in accordance with the DICOM standard and the medical image data. Order information is stored. Data stored in the portable medium 40 has a data structure according to PDI.

  Here, the data structure of the portable medium 40 by PDI will be described with reference to FIG. As shown in FIG. 5, the root directory 41 includes a DICOMDIR file 42, a DICOM directory 43, an HL7 (Health Level 7: Medical Information Standardization Standard) index 44, and an HL7 directory 45.

  The DICOMDIR file 42 is an index file that uniformly manages medical image data stored in the portable medium 40. The DICOM directory 43 is a directory for storing medical image data.

  The HL7 index 44 is an index file for uniformly managing order information stored in the portable medium 40. The HL7 directory 45 is a directory for storing HL7 messages describing order information.

  As shown in FIG. 1, in the second medical image system 200, a hospital information management apparatus 10b, a modality 20b, and an image server 30b are connected via a communication network N2 such as a LAN so that data communication is possible. It is configured.

  Since the hospital information management apparatus 10b has the same configuration as the hospital information management apparatus 10a shown in FIG. 2, the same components are denoted by the same reference numerals, and illustration and description thereof are omitted. However, in the case of the hospital information management apparatus 10b, data communication is performed with the modality 20b and the image server 30b instead of the modality 20a and the image server 30a.

  Since the modality 20b has the same configuration as the modality 20a shown in FIG. 3, the illustration and description of the configuration are omitted. However, in the case of the modality 20b, data communication is performed with the hospital information management apparatus 10b and the image server 30b instead of the hospital information management apparatus 10a and the image server 30a.

  Since the image server 30b has the same configuration as that of the image server 30a shown in FIG. 4, the same components are denoted by the same reference numerals, and the illustration and description thereof are omitted. However, in the case of the image server 30b, data communication is performed with the hospital information management apparatus 10b and the modality 20b instead of the hospital information management apparatus 10a and the modality 20a.

Here, a characteristic configuration of the second medical image system 200 will be described.
The control unit 11 of the hospital information management apparatus 10b reads the order information from the portable medium 40 in which the medical image data and the order information for generating the medical image data are stored via the media drive 15. In addition, the communication unit 14 of the hospital information management apparatus 10b transmits the read order information to the image server 30b.

  The control unit 31 of the image server 30b reads the medical image data stored in the portable medium 40 via the media drive 35, and the read medical image data and the order information transmitted from the hospital information management apparatus 10b. Are stored in the storage device 36 in association with each other.

  The control unit 11 of the hospital information management apparatus 10b acquires medical image data stored in the storage device 36 of the image server 30b based on the order information, and displays a medical image based on the acquired medical image data. 13 is displayed.

Next, the operation will be described.
FIG. 6 is a ladder chart showing a portable medium creation process executed in the first medical image system 100. This process is a process for storing medical image data obtained by imaging a patient in the hospital A in the portable medium 40 so that it can be used in other medical institutions.

  First, in the hospital information management apparatus 10a, order information is input from the input unit 12 by a doctor's operation (step S1). As order information, for example, information such as request department, requester, shooting date, patient information (patient ID, name, gender, date of birth, etc.), imaging device, procedure, part, direction, body position, imaging technician, etc. are input. Is done. Further, the control unit 11 assigns an order number of the order information. Then, under the control of the control unit 11, the order information is transmitted to the modality 20a and the image server 30a by the communication unit 14 (step S2).

  In the modality 20a, when the order information transmitted from the hospital information management apparatus 10a is received by the communication unit 24, a patient is imaged by the imaging unit 25 (step S3), and the medical unit conforming to the DICOM standard is performed by the control unit 21. Image data is generated (step S4). Then, under the control of the control unit 21, medical image data is transmitted to the image server 30a by the communication unit 24 (step S5).

  In the image server 30a, the medical image data transmitted from the modality 20a is received by the communication unit 34, and the medical image data transmitted from the modality 20a and the order information transmitted from the hospital information management apparatus 10a by the control unit 31 Are associated and stored in the storage device 36 (step S6).

Next, medical image data to be stored in the portable medium 40 is selected by an operation from the input unit 32, and the selected medical image data is transferred to the portable medium 40 via the media drive 35 by the control unit 31. Stored (step S7). Then, the control unit 31 stores the order information corresponding to the medical image data stored in the portable medium 40 via the media drive 35 in association with the medical image data and stored in the portable medium 40 ( Step S8).
This completes the portable medium creation process.

  FIG. 7 is a ladder chart showing medical image data registration processing executed in the second medical image system 200. This process is a process performed when the patient brings the portable medium 40 created in the hospital A to the hospital B.

  First, the portable medium 40 is set in the media drive 15 of the hospital information management apparatus 10b, and the order information stored in the portable medium 40 is read out by the control unit 11 via the media drive 15 (step S11). . Then, under the control of the control unit 11, the order information is transmitted to the image server 30b by the communication unit 14 (step S12).

  In the image server 30b, the order information transmitted from the hospital information management apparatus 10b is received by the communication unit 34, and the order information is stored in the storage device 36 by the control unit 31.

  Thereafter, when the portable medium 40 is set in the media drive 35 of the image server 30b, the control unit 31 stores the medical image data stored in the portable medium 40 via the media drive 35 based on the order information. The medical image data thus read and the order information are stored in the storage device 36 in association with each other (step S14). Specifically, the examination instance UID attached to the medical image data is associated with the order number and patient ID included in the order information.

  Thereafter, in the hospital information management apparatus 10b, the control unit 11 displays a list of patients and examination units on the display unit 13. When an order number, patient ID, patient name, and the like are specified in the order information by an operation from the input unit 12 by the doctor, the communication unit 14 specifies the image server 30b according to the control of the control unit 11 An acquisition request for medical image data corresponding to the ordered information is transmitted (step S15).

  In the image server 30b, the communication unit 34 receives the medical image data acquisition request transmitted from the hospital information management apparatus 10b. Then, medical image data corresponding to the specified order information is read from the storage device 36 by the control unit 31, and transmitted to the hospital information management device 10b by the communication unit 34 (step S16).

In the hospital information management apparatus 10b, the medical image data transmitted from the image server 30b is received by the communication unit 14, and the medical image is displayed on the display unit 13 by the control unit 11 (step S17).
This completes the medical image data registration process.

  As described above, according to the first medical image system 100, the medical image data and the order information are associated with each other and stored in the portable medium 40. Therefore, the portable medium 40 is brought into another medical institution. In this case, the medical image data stored in the portable medium 40 can be easily used. In addition, since the medical image data and the order information are stored in the portable medium 40 in association with each other, the reliability of the mutual data is increased.

  Further, according to the second medical image system 200, the hospital information management apparatus 10b reads the order information from the portable medium 40 created in another hospital A and transmits it to the image server 30b. The medical image data read from the portable medium 40 and the order information can be stored in the storage device 36 in association with each other. Therefore, in the second medical image system 200, the medical image data generated in another hospital A can be handled in the same manner as the medical image data generated in accordance with the imaging workflow in the system, and the portable medium 40 The medical image data stored in can be easily used. In addition, since order information stored in the portable medium 40 is used, data input errors can be prevented as compared with the case where a person manually inputs data.

  As described above, according to the medical image system 1, the first medical image system 100 stores the medical image data and the order information in association with each other in the portable medium 40. Therefore, in the second medical image system 200, Medical image data stored in the portable medium 40 can be easily used.

  The description in the above embodiment is an example of the medical image system according to the present invention, and the present invention is not limited to this. The detailed configuration and detailed operation of each device constituting each system can be changed as appropriate.

  For example, in the above embodiment, the order information is directly transmitted from the hospital information management apparatus 10a to the modality 20a and the image server 30a. However, the modality 20a is transmitted from the hospital information management apparatus 10a via a department system such as RIS. The order information may be transmitted to the image server 30a. Similarly, order information may be transmitted from the hospital information management apparatus 10b to the image server 30b via a department system such as RIS.

  In the above embodiment, the medical image data and the order information are stored in the portable medium 40 in association with each other in the image server 30a of the first medical image system 100, and the portable medium is used in the second medical image system 200. The second medical image system 200 stores the medical image data and the order information in association with each other in the second medical image system 200 so that the first medical image system 100 and the data stored in the second medical image system 200 are used. It is also possible to use data stored in the portable medium 40 in other medical institutions.

1 is a system configuration diagram of a medical image system in an embodiment. FIG. It is a block diagram which shows the functional structure of a hospital information management apparatus. It is a block diagram which shows the functional structure of modality. It is a block diagram which shows the functional structure of an image server. It is a figure which shows the data structure of a portable medium. It is a ladder chart which shows a portable medium creation process. It is a ladder chart which shows a medical image data registration process.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Medical image system 10a, 10b Hospital information management apparatus 11 Control part 12 Input part 13 Display part 14 Communication part 15 Media drive 16 Storage part 17 Bus 20a, 20b Modality 21 Control part 22 Input part 23 Display part 24 Communication part 25 Imaging part 26 storage unit 27 bus 30a, 30b image server 31 control unit 32 input unit 33 display unit 34 communication unit 35 media drive 36 storage device 37 bus 40 portable medium 100 first medical image system 200 second medical image system N1, N2 communication network

Claims (3)

A medical image system in which a hospital information management device, an image generation device, and an image server are connected via a communication network so that data communication is possible,
The hospital information management device includes a transmission unit that transmits order information for instructing generation of a medical image to the image generation device and the image server,
The image generation device includes: an imaging unit that generates a medical image based on order information transmitted from the hospital information management device; and a transmission unit that transmits the generated medical image to the image server.
The image server includes a control unit that associates the medical image transmitted from the image generation device with the order information transmitted from the hospital information management device and stores them in a portable storage medium. A medical image system in which a hospital information management apparatus and an image server are connected to be able to communicate data via a communication network,
The hospital information management apparatus includes: a control unit that reads the order information from a portable storage medium in which a medical image and order information for generating the medical image are stored; and the read order information is stored in the image server. A transmission unit for transmitting to
The image server reads a medical image stored in the portable storage medium, and stores the read medical image and the order information transmitted from the hospital information management apparatus in association with each other in the storage unit Part
The control unit of the hospital information management apparatus further acquires a medical image stored in the storage unit based on the order information, and causes the display unit to display the acquired medical image. A first medical image system in which a first hospital information management device, an image generation device, and a first image server are connected via a first communication network so that data communication is possible; a second hospital information management device; A second medical image system in which a second image server is connected to be able to perform data communication via a second communication network, the medical image system comprising:
The first hospital information management device includes a transmission unit that transmits order information for instructing generation of a medical image to the image generation device and the first image server.
The image generation device is configured to generate a medical image based on the order information transmitted from the first hospital information management device, and to transmit the generated medical image to the first image server. And comprising
The first image server includes a control unit that associates and stores the medical image transmitted from the image generation device and the order information transmitted from the first hospital information management device in a portable storage medium.
The second hospital information management device includes a control unit that reads out the order information stored in the portable storage medium, and a transmission unit that transmits the read out order information to the second image server. Prepared,
The second image server reads a medical image stored in the portable storage medium, and associates the read medical image with the order information transmitted from the second hospital information management apparatus. A control unit to be stored in the storage unit;
The control unit of the second hospital information management apparatus further acquires a medical image stored in the storage unit based on the order information, and causes the display unit to display the acquired medical image. system.

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