JP5373290B2 - Network system and medical imaging apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To easily register mutual registration data in a medical image apparatus connected on the network system mutually. <P>SOLUTION: The network system 10 connected with the medical image apparatus 20 is newly connected with another medical image apparatus 20, and data are transmitted to the other connected medical image apparatus 20 via the network, and the other medical image apparatus 20 receives the data. Each medical image apparatus 20 detemines whether the medical image apparatus 20 supports the medical communication protocol or not from the data received by the other medical image apparatus 20, and a return section of the other medical image apparatus 20 sends the data from the determination. The data returned by the return section are received by a receiving section of the medical image apparatus 20 and the registration section of the medical image apparatus 20 registers the data. <P>COPYRIGHT: (C)2009,JPO&amp;INPIT

Description

  The present invention relates to a network system and a medical image apparatus.

  In order to capture an image of a subject, a medical image capturing apparatus is used. For example, in a medical imaging apparatus such as an MR apparatus or a CT apparatus, raw data of a cross section of a body imaging region is collected by irradiating electromagnetic waves or radiation, and the raw data is collected by a computer (computer) of the imaging apparatus. ) To reconstruct the cross-sectional image of the imaging region.

Medical image capturing apparatuses such as these CT apparatuses and MRI apparatuses, medical images acquired by the medical image capturing apparatuses, image processing for image processing (image server) for storing images, and printing on film (Print) A medical image device such as a major imager or an image viewer for displaying a medical image is connected to a network (for example, Patent Document 1).
JP 2002-281210 (see paragraph 0028)

  However, when these medical image devices are newly connected to the network, connection settings are changed, or they are removed from the network, the network administrator can connect to other medical image devices connected to the network each time. Registration and setting of information on the medical image apparatus is necessary, which is very complicated.

  Therefore, the present invention provides a network system and a medical image apparatus that can easily register and delete registered data in medical image apparatuses connected to each other on a network.

  The present invention includes a first medical image device connected to a network, and the second medical image device is connected to the first medical image device in the network, thereby the first medical image device. System system in which data communication is performed between the first medical image apparatus and the second medical image apparatus, wherein the first medical image apparatus includes a connection unit connected to the network, and the first medical image apparatus. A second transmission unit that transmits data to a network to which the connection unit is connected; and a reception unit that receives data from the network to which the connection unit of the first medical image apparatus is connected. A connection unit that connects to the network, a transmission unit that transmits data to a network to which a connection unit of the second medical image apparatus is connected, and the second medical device A receiving unit that receives data from a network to which a connection unit of the image device is connected, and when the connection unit of the second medical image device is connected to the network, the transmission unit of the second medical image device Is configured to transmit the first data to the network, and the first medical image device transmits the first data transmitted by the transmission unit of the second medical image device to the first data. After the reception unit of the first medical image apparatus receives the data on the network, the transmission unit of the first medical image apparatus transmits to the network based on the first data received by the reception unit of the first medical image apparatus. The second medical image device is configured to transmit second data, and the second medical image device receiving unit transmits the second data transmitted from the first medical image device transmitting unit to the network. By receiving the workpiece, the first medical image device and the second medical image apparatus are connected in the network.

  Preferably, the first medical image device includes a determination unit that determines whether the first medical image device and the second medical image device can communicate with each other, and a connection unit of the first medical image device. And a registration unit for registering data received from a network connected to the network, wherein the second medical image device determines whether the first medical image device and the second medical image device can communicate with each other. A registration unit that registers data received from a network to which a determination unit and a connection unit of the second medical image device are connected, and when the second medical image device is connected to the network, Registration of the second medical image device and data for causing the transmission unit of the first medical image device to negotiate with the determination unit of the first medical image device and the determination unit of the second medical image device As data 1 data is transmitted, the receiving unit of the first medical image apparatus receives the first data in the network, and the determination unit of the first medical image apparatus uses the first data as the first data. Based on the determination result of the determination unit of the first medical image device, it is determined whether the first medical image device and the second medical image device are communicable based on the first medical image device. The registration unit of the first medical image device registers the registration data of the second medical image device, and the transmission unit of the first medical image device is based on the determination result of the determination unit of the first medical image device. The second data is transmitted as registration data of the first medical image apparatus, the receiving unit of the second medical image apparatus receives the second data in the network, and the second medical image apparatus The registration unit of the second data By recording, the first medical image device and the second medical image apparatus are connected in the network.

  Preferably, the second medical image device is connected to the first medical image device in the network, and the transmission unit of the second medical image device is connected to the determination unit of the first medical image device and the first medical image device. When the third data is transmitted to the network as data to be negotiated with the determination unit of the second medical image device, and the second medical image device is removed from the network. When the receiving unit of the first medical image apparatus no longer receives the third data, the registration of the second medical image apparatus registered in the registration unit of the first medical image apparatus The determination unit deletes the data, and disconnects the connection between the first medical image device and the second medical image device in the network.

  Preferably, the transmission unit of the second medical image apparatus transmits the first data to the network at regular time intervals.

  In a network to which another medical image apparatus is connected, the medical image apparatus is connected to the other medical image apparatus, and transmits data to the connection unit connected to the network and the network to which the connection unit is connected. And a receiving unit that receives data from the network to which the connection unit is connected, and when the connection unit is connected to the network, the transmission unit transmits the first data to the network. The second data transmitted by the other medical image apparatus is configured to be received by the receiving unit on the network.

  Preferably, the apparatus includes a determination unit that determines whether communication with the other medical image device is possible, and a registration unit that registers data received from a network to which the other medical image device is connected. When connected to another medical image device, the transmission unit transmits the first data to the network as data and registration data that cause the determination unit and the determination unit of the other medical image device to negotiate Then, based on the determination of the determination unit of the other medical image device, the reception unit receives the second data as registration data of the other medical image device transmitted from the other medical image device to the network. The registration unit is configured to register the second data after reception in the network.

  Preferably, the network is connected to the other medical image apparatus in the network, and the transmission unit of the other medical image apparatus transmits third data to the network as data to be negotiated with the other medical image apparatus. The second data registered in the registration unit when the other medical image device is removed from the network and the reception unit no longer receives the third data. Is deleted by the determination unit.

  Preferably, the transmission unit transmits the first data to the network at regular time intervals.

  ADVANTAGE OF THE INVENTION According to this invention, the network system and medical image apparatus which can perform registration and deletion of mutual registration data easily in the medical image apparatus mutually connected on a network can be provided.

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

<First Embodiment>
(Device configuration)
FIG. 1 is a configuration diagram showing the configuration of a network system in an embodiment according to the present invention. FIG. 2 is a configuration diagram showing the configuration of the network system after a new medical image device is connected in an embodiment according to the present invention. This apparatus is an example of an embodiment of the present invention.
As shown in FIG. 1, the network system 10 includes an MR scanner (scanner) 21a, a CT scanner 21b, and an image server (image server) 22 which are medical image devices 20 via a network such as a LAN (Local Area Network). , An imager 23 and an image viewer 24a are connected to each other.
As shown in FIG. 2, an image viewer 24 b is newly connected to the network system 10.
Here, the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewers 24a and 24b are examples of the medical image device 20 in the present invention. The MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a are servers, and the image viewer 24b is a client.
Here, the server generally means a computer that provides various services such as information provision via a network, and the client generally communicates with the server via the network. A computer that receives service from a server.
In this embodiment, the image viewer 24b is a client that is newly connected to the network system 10. However, any one of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, or image viewer 24a is a client. May be.

  The components of the network system 10 will be sequentially described below.

  The network according to an embodiment of the present invention is a local network for data communication, and is installed in a hospital, for example. The MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a, which are medical image devices 20, are connected to each other via the network to constitute the network system 10. The network may be, for example, a single LAN segment, or may be a plurality of LAN segments connected to each other by a gateway or a router. Furthermore, it may be a wide area network (Wide Area Network) connecting the LANs of remote hospitals or the Internet.

  The MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a connected via a network communicate with each other by a medical communication protocol such as DICOM (Digital Imaging and Communications in Medicine). Is possible.

The MR scanner 21a and the CT scanner 21b are devices that capture an image of a subject.
For example, the MR scanner 21a captures a tomographic image of a subject using a nuclear magnetic resonance phenomenon in a data collection unit. That is, the subject is placed in the imaging space where the static magnetic field of the data collection unit is formed, and the direction of the spin in the proton of the subject is aligned with the direction of the static magnetic field, and the proton obtains the magnetization vector. Put it in a state. Thereafter, an electromagnetic wave having a resonance frequency is irradiated from the RF coil to generate a nuclear magnetic resonance phenomenon and change the proton magnetization vector. And the magnetic resonance signal from the proton returning to the original magnetization vector is received by the RF coil, the raw data of the cross section of the imaging region is obtained, and the image reconstruction unit performs various image processing on the raw data, A slice image of the subject is generated.

  In addition, the CT scanner 21b obtains raw data of the cross section of the imaging region from the projection data obtained by irradiating the subject with radiation from the radiation source and detecting the radiation transmitted through the subject in the data collection unit. The image reconstruction unit performs various types of image processing on the raw data to generate a slice image of the subject.

  The image server 22 includes a computer and a memory that stores a program for executing predetermined data processing using the computer. The image server 22 is a database that stores tomographic image data generated by the MR scanner 21a and the CT scanner 21b.

  The imager 23 includes a computer and a memory that stores a program for executing predetermined data processing using the computer. The imager 23 is a printer that outputs tomographic images output by the MR scanner 21a and the CT scanner 21b as hard copies, and prints using a silver salt photographic photosensitive material in terms of image quality and quality of the obtained hard copies. The image recording method is mainly used.

  The image viewers 24a and 24b are configured by a display device such as a display, and display an image on a display screen. The image viewers 24a and 24b display, for example, an image on an input item for which operation data is input to the operation unit by the operator on the display screen. The image viewers 24a and 24b display a slice image of the subject generated by the image reconstruction unit.

FIG. 3 is a configuration diagram showing a part of the configuration of the medical imaging device according to the embodiment of the present invention.
As shown in FIG. 3, the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewers 24a and 24b, which are medical image devices 20, include a connection unit 201, a transmission unit 202, a reception unit 203, and a determination unit 204. A registration unit 205, a reply unit 206, a control unit 207, and a data acquisition unit 208.

  The connection unit 201 connects the medical image device 20 to the network system 10. The connection unit 201 is, for example, a USB connector connected to the network system 10 via a USB cable, and a system device connector connected to the external device D3 (system device) when connected to the network system 10 via a network cable. 23. In addition, although three types of connectors were illustrated here, it is not limited to these types. The number of connectors is also arbitrary.

  The transmission unit 202 transmits data such as registration data to another medical image device 20 based on a control signal from the control unit 207 described later. For example, as shown in FIG. 2, the transmission unit 202 of the image viewer 24b newly connected to the network system 10 includes an MR scanner 21a and a CT scanner that are already connected to the same network system 10 as the connected network system 10. 21b, the image server 22, the imager 23, and the image viewer 24a, for example, a packet that causes the determination unit 204 of the image viewer 24b to negotiate, MR scanner 21a, CT scanner 21b, image server 22, imager 23, Registration data such as an IP address (IP Address), a host name (Host Name), and client information of the image viewer 24b to be registered in the image viewer 24a is transmitted. In addition, the transmission unit 202 of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a that are already connected to each other via a network, for example, has its own IP address and host at regular intervals. Send registration data such as name and server information to the network. Here, the negotiation is to determine communication settings such as communication speed and communication protocol between the MR scanner 21a and the image viewer 24b while exchanging information with each other. A packet is divided data that flows through a network.

The receiving unit 203 receives data such as registration data transmitted by the transmitting unit 202 of another medical image device 20 based on a control signal from the control unit 207 described later. For example, as shown in FIG. 2, the reception unit 203 of the image viewer 24b newly connected to the network system 10 includes an MR scanner 21a, a CT scanner 21b, an image server 22, an imager 23, and a reply unit 206 in the image viewer 24a described later. MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a for the registration data such as the packet to be negotiated sent by image viewer 24b and the IP address, host name, client information, etc. of image viewer 24b returned by each. Reply data such as each IP address, host name, and client information is received.
In addition, the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the receiving unit 203 of the image viewer 24a that are already connected to each other via the network are transmitted from the transmitting unit 202 of the image viewer 24b. , A CT scanner 21b, an image server 22, an imager 23, a packet for causing the image viewer 24a and the image viewer 24b to negotiate, and an MR viewer 21a, the CT scanner 21b, the image server 22, the imager 23, and an image viewer 24b to be registered in the image viewer 24a. Registration data such as the IP address, host name, and client information. Also, the MR scanner 21a, CT scanner 21b, image server 22, and the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a, which are already connected via the network, are transmitted by the respective transmitting units 202. A packet that causes the imager 23 and the image viewer 24a to perform negotiation is received.

  The determination unit 204 includes a computer and a memory that stores a program for executing a predetermined operation using the computer. The MR scanner 21a, the CT scanner 21b, the image server 22, and the imager transmitted by the transmission unit 202 of the image viewer 24b and received by the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the reception unit 203 of the image viewer 24a. 23, a packet for negotiating between the image viewer 24a and the image viewer 24b, that is, a packet for determining communication settings such as communication speed and communication protocol while exchanging information with each other, an IP address of the image viewer 24b, a host name, client information, etc. Based on the registered data, medical communication programs supported by the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a. Col, carry out the determination of whether Imejibyua 24b supports.

  Further, the determination unit 204 negotiates with the determination unit 204 of the other medical image device 20 based on the packet that is received by the reception unit 203 and is to be negotiated.

  Further, for example, in the determination unit 204 of the MR scanner 21a, the reception unit 203 receives a packet that causes the determination unit 204 of the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a or 24b to perform negotiation. When it is determined that there is no registration data, the registration data that is determined not to be received is deleted from the registration data registered in the registration unit 205. That is, the determination unit 204 deletes the registration data of the registered registration data of other medical image devices 20 that is determined not to receive data.

  The registration unit 205 has a memory for storing data. For example, the registration unit 205 of the MR scanner 21a registers data such as registration data of the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a. For example, the registration unit 205 of the MR scanner 21 a registers data such as registration data of the image viewer 24 b newly connected to the network system 10 based on the determination of the determination unit 204. That is, the registration unit 205 registers the packet received by the reception unit 203 and made to be negotiated by the determination unit 204 of the other medical image device 20 and the registration data of the other medical image device 20.

  Based on a control signal from the control unit 207, which will be described later, the reply unit 206 receives an IP address, a host name, a client for the registration data of the image viewer 24b transmitted by the transmission unit 202 of the image viewer 24b newly connected to the network system 10. Send information and other data back to the network.

  The control unit 207 includes a computer and a memory that stores a program that causes each unit to execute a predetermined operation using the computer. The control unit 207 is connected to an operation unit (not shown), processes an operation signal input to the operation unit, outputs a control signal to each unit, and controls each unit.

  The data acquisition unit 208 has a memory for storing data. For example, the data acquisition unit 208 of the MR scanner 21a acquires a magnetic resonance signal received by the RF coil. The data acquisition unit 208 of the CT scanner 21b acquires projection data from the X-ray detector. In addition, the data acquisition unit 208 of the imager 23 and the image viewers 24a and 24b acquires image data of the subject reconstructed by the MR scanner 21a or the CT scanner 21b.

(Operation)
Hereinafter, an operation when a new image viewer is connected to the network system 10 of the present embodiment will be described.
FIG. 4 is a flowchart showing the operation when an image viewer is newly connected to the network system in the embodiment according to the present invention. Hereinafter, it will be described with reference to FIGS. 1 and 2 along the flowchart of FIG.

  First, as shown in FIG. 4, an image viewer is connected to the network system (ST11).

  Here, for example, the network administrator newly connects the image viewer 24b to the network system 10 shown in FIG. 1 as shown in FIG.

  Next, as shown in FIG. 4, the newly connected image viewer transmits data (ST21).

  Here, as shown in FIG. 2, the image viewer 24b newly connected to the network system 10 in step ST10 is already connected to the MR scanner 21a, CT scanner 21b, image server 22, and imager 23 via the network. The data is transmitted to the image viewer 24a.

  Specifically, the transmission unit 202 of the image viewer 24b causes the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a to negotiate, for example, the determination unit 204 of the image viewer 24b, or the image viewer 24b. Registration data such as the IP address, host name, and client information is transmitted via the network.

  Next, as shown in FIG. 4, the scanner, the image server, the imager, and the image viewer receive the data (ST31).

  Here, the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the receiving unit 203 of the image viewer 24a receive the data transmitted by the transmitting unit 202 of the image viewer 24b in step ST21 via the network.

  Specifically, data of the image viewer 24b transmitted from the image viewer 24b, for example, a packet for making the determination unit 204 of the image viewer 24b negotiate, registration data such as an IP address, a host name, and client information of the image viewer 24b are stored in the MR scanner. The receiving unit 203 of 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a receives via the network.

  Next, as shown in FIG. 4, it is determined whether the image viewer supports a medical communication protocol (ST41).

  Here, based on the data received by the receiving units 203 of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a in step ST31, it is determined whether the image viewer 24b supports a medical communication protocol. The determination unit 204 of each of the scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a makes a determination.

  Specifically, packets received by the receiving units 203 of the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a are used to negotiate the determination unit 204 of the image viewer 24b, and the IP of the image viewer 24b. Whether the image viewer 24b supports a medical communication protocol supported by the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a based on registration data such as an address, a host name, and client information. Are determined by the determination unit 204 of each of the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a. An example of the medical communication protocol is DICOM. When each determination unit 204 determines that the medical communication protocol supported by the MR viewer 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a is supported by the image viewer 24b (YES), The process proceeds to the next step ST51, and when each determination unit 204 determines that the image viewer 24b does not support the medical communication protocol (NO), the process ends.

  Next, as shown in FIG. 4, the scanner, the image server, the imager, and the image viewer register data (ST51).

  Here, the MR scanner 21a, CT scanner 21b, image server 22, and imager are determined based on the determination results of the respective determination units 204 of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a in step ST41. 23, each registration unit 205 of the image viewer 24a registers registration data of the image viewer 24b.

  Specifically, when the determination unit 204 of each of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a determines that the image viewer 24b supports a medical communication protocol, the MR scanner 21a, The registration units 205 of the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a register registration data such as the IP address, host name, and client information of the image viewer 24b.

  Next, as shown in FIG. 4, the scanner, the image server, the imager, and the image viewer return data (ST61).

  Here, in step ST41, the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a, based on the determinations of the determination units 204. The reply unit 206 of the image viewer 24a returns data to the image viewer 24b via the network.

  Specifically, the determination unit 204 of each of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a is supported by the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a. If it is determined that the image viewer 24b supports the medical communication protocol being used, registration of the IP address, host name, server information, etc. of each of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a The reply unit 206 of each of the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a receives the data via a network. Reply to Imejibyua 24b Te.

  Next, as shown in FIG. 4, the newly connected image viewer receives the data (ST71).

  Here, the receiving unit 203 of the image viewer 24b receives the data returned from the reply units 206 of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a in step ST61.

  Specifically, the registration data such as the IP address, host name, and server information returned by the reply unit 206 of each of the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a are transmitted via the network. Then, the receiving unit 203 of the image viewer 24b receives it.

  Next, as shown in FIG. 4, the newly connected image viewer registers data (ST81).

  Here, the registration unit 205 of the image viewer 24b registers the registration data received by the receiving unit 203 of the image viewer 24b in step ST71.

  Specifically, the IP address, host name, server information, etc. of each of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a received by the receiving unit 203 in the newly connected image viewer 24b. The registration unit 205 of the image viewer 24b registers the registration data.

  The MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, the image viewer 24a, and the image viewer 24b are connected to each other via a network system, thereby enabling data communication with each other.

  As described above, in the embodiment of the present invention, the network administrator is connected to the network system 10 to which the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a, which are medical image devices 20, are connected. Newly connects the image viewer 24b, and the transmission unit 202 of the newly connected image viewer 24b transmits data to the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a via the network. Then, the data transmitted from the transmission unit 202 of the image viewer 24b is received by the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the reception unit 203 of the image viewer 24a. Based on the data received by the receiving unit 203 of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a, the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a. The MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a determine whether the image viewer 24b supports the medical communication protocol supported by the image viewer 24b. The MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a, based on the determination unit 204, the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a registration unit. 205 registers the registration data of the image viewer 24b. Then, the reply unit 206 of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a returns data. Then, the receiving unit 203 of the image viewer 24b receives the data returned from the reply units 206 of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a. The registration unit 205 of the image viewer 24b registers the data received by the reception unit 203 of the image viewer 24b. The MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a are connected to the image viewer 24b via a network, thereby enabling data communication.

  In this way, the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a connected to the network system 10 and the image viewer 24b newly connected to the same network system 10 negotiate. The registration data of the newly connected image viewer 24b is transferred to the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, by transmitting and receiving registration data such as a packet to be transmitted, an IP address, a host name, and server information. It can be simply registered in the registration unit 205 of the image viewer 24a.

Next, the operation when the image viewer 24b is disconnected from the network system 10 after the image viewer 24b is connected to the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a via a network will be described. .
FIG. 5 is a flowchart showing an operation when the image viewer connected via the network is disconnected from the network system in the embodiment according to the present invention. Hereinafter, it will be described with reference to FIGS. 1 and 2 along the flowchart of FIG.

  First, as shown in FIG. 5, the image viewer is removed from the network system (ST91).

  Here, as shown in FIG. 2, for example, a network administrator shows an image viewer 24b connected to an MR scanner 21a, a CT scanner 21b, an image server 22, an imager 23, and an image viewer 24a via a network as shown in FIG. As shown in FIG.

  Next, as shown in FIG. 5, it is determined whether the scanner, the image server, the imager, and the image viewer are receiving data (ST101).

  Here, each receiving unit 203 of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a connected via the network receives the data transmitted from the transmitting unit 202 of the image viewer 24b. Each determination unit 204 determines whether or not it is.

Specifically, the receiving unit 203 of the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a connected via the network is transmitted from the transmitting unit 202 of the image viewer 24b, for example, MR. The determination unit 204 determines whether data such as a packet for causing the scanner 21a, the CT scanner 21b, the image server 22, the imager 23, the image viewer 24a and the image viewer 24b to negotiate are received at regular time intervals.
When the determination unit 204 determines that the reception unit 203 has not received data at a certain time interval (NO), the process proceeds to the next step ST111.
If the determination unit 204 determines that the reception unit 203 is receiving data at regular time intervals (YES), the reception unit 203 continues to receive data.

  Next, as shown in FIG. 5, the image viewer registration data is deleted (ST111).

  Here, when the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a do not receive data at regular time intervals, the MR scanner 21a, CT scanner 21b, image server 22, imager 23, image viewer. The determination unit 204 deletes the registration data of the image viewer 24b registered in each registration unit 205 of 24a.

  Specifically, the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the receiving unit 203 of the image viewer 24a are arranged at regular intervals, and the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, When data such as a packet for causing the image viewer 24a and the image viewer 24b to negotiate is not received, it is assumed that the image viewer 24b is removed from the network system 10, and the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, Registration data such as the IP address, host name, and client information of the image viewer 24b registered in the registration unit 205 of each image viewer 24a is stored in the MR. Scanners 21a, CT scanner 21b, image server 22, imager 23, Imejibyua 24a each judgment unit 204 deletes.

  The MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a are disconnected from the image viewer 24b via the network.

  As described above, in one embodiment of the present invention, the network administrator removes the image viewer 24b connected to the network system 10. Then, the determination unit 204 determines whether the data from the transmission unit 202 of the image viewer 24b is received by the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the reception unit 203 of the image viewer 24a. When the receiving unit 203 of the MR scanner 21a, the CT scanner 21b, the image server 22, the imager 23, and the image viewer 24a does not receive data, the data of the image viewer 24b, for example, registration data such as an IP address, a host name, and server information Are deleted from the registration unit 205 of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a.

  In this manner, the data transmitted by the image viewer 24b connected to the network system 10 is received by the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a connected via the network. In the case where the receiving unit 203 of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a does not receive data transmitted by the transmitting unit 202 of the image viewer 24b at regular time intervals, Assuming that the image viewer 24b does not exist in the nutwork, the registration data of the image viewer 24b can be easily deleted from the network system 10.

  In implementing the present invention, the present invention is not limited to the above-described embodiment, and various modifications can be employed.

In the embodiment of the present invention, the newly connected image viewer 24b is an image viewer, but is not limited to this, and other MR scanner 21a, CT scanner 21b, image server 22, imager 23, and image viewer 24a. The medical imaging device 20 may be used.
In the embodiment of the present invention, the number of medical image devices 20 already connected to the network system 10 is five. However, the present invention is not limited to this, and one or more medical image devices 20 are connected to the network system 10. It only has to be done.
In the embodiment of the present invention, data transmitted from the image viewer 24b connected to the network system 10 is transmitted at a constant time interval. However, the present invention is not limited to this, and the time interval may not be constant. Good. For example, data may be transmitted once a day or once a week.
In the embodiment of the present invention, the image viewer 24b is a client that is newly connected to the network system 10. However, any one of the MR scanner 21a, CT scanner 21b, image server 22, imager 23, or image viewer 24a is a client. There may be.

FIG. 1 is a configuration diagram showing the configuration of a network system in an embodiment according to the present invention. FIG. 2 is a configuration diagram showing the configuration of the network system after a new medical image device is connected in an embodiment according to the present invention. FIG. 3 is a configuration diagram showing the configuration of the medical imaging device according to the embodiment of the present invention. FIG. 4 is a flowchart showing the operation when an image viewer is newly connected to the network system in the embodiment according to the present invention. FIG. 5 is a flowchart showing an operation when the image viewer connected via the network is disconnected from the network system in the embodiment according to the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10: Network system 20: Medical imaging device 21: Scanner 22: Image server 23: Imager 24: Image viewer 201: Connection part 202: Transmission part 203: Reception part 204: Judgment part 205: Registration part 206: Reply part 207: Control Part 208: Data acquisition part

Claims (8)

A first medical image device connected to a network, and a second medical image device connected to the first medical image device in the network, whereby the first medical image device and the second medical image device A network system system in which data communication is performed with a medical image apparatus of
The first medical image device includes a connection unit connected to the network, a transmission unit that transmits data to a network to which the connection unit of the first medical image device is connected, and the first medical image device. A receiving unit that receives data from a network to which a connection unit is connected; a determination unit that determines whether the first medical image device and the second medical image device can communicate; and the first medical image device. A registration unit for registering data received from the network to which the connection unit is connected,
The second medical image device includes a connection unit that connects to the network, a transmission unit that transmits data to a network to which the connection unit of the second medical image device is connected, and the second medical image device. A receiving unit that receives data from a network to which the connecting unit is connected, a determination unit that determines whether the first medical image device and the second medical image device are communicable, and the second medical image A registration unit for registering data received from the network to which the connection unit of the device is connected,
When the second medical image device is connected to the network, the transmission unit of the second medical image device is configured to determine the determination unit of the first medical image device and the second medical image device of the second medical image device. First data is transmitted as data to be negotiated with the determination unit and registration data of the second medical image device, and the reception unit of the first medical image device transmits the first data to the network And the determination unit of the first medical image device determines whether the first medical image device and the second medical image device can communicate based on the first data, and the first medical image device A registration unit of the first medical image device registers registration data of the second medical image device based on a determination result of the determination unit of the medical image device;
The transmission unit of the first medical image device transmits second data as registration data of the first medical image device based on a determination result of the determination unit of the first medical image device; The receiving unit of the second medical image device receives the second data in the network, and the registration unit of the second medical image device registers the second data, whereby the first data A network system in which a medical image apparatus and the second medical image apparatus are connected in the network. The first data is an IP address, a host name or client information of the second medical image device,
The network system according to claim 1, wherein the second data is an IP address, a host name, or server information of the first medical image apparatus. The second medical image device is connected to the first medical image device in the network, and the transmission unit of the second medical image device is configured to determine the determination unit and the second medical image of the first medical image device. In the case where third data is transmitted to the network as data to be negotiated with the determination unit of the image device,
If the receiving unit of the first medical image device does not receive the third data due to the second medical image device being removed from the network, the registration of the first medical image device is performed. The registration unit deletes registration data of the second medical image apparatus registered in a section, and disconnects the connection between the first medical image apparatus and the second medical image apparatus in the network. Or the network system of Claim 2. The network system according to claim 3, wherein the transmission unit of the second medical image apparatus transmits the first data to the network at regular time intervals. In a network to which another medical image device is connected, the medical image device connected to the other medical image device,
A connection for connecting to the network;
A transmission unit for transmitting data to a network to which the connection unit is connected;
A receiving unit that receives data from a network to which the connecting unit is connected, and a determining unit that determines whether communication with the other medical image device is possible;
A registration unit for registering data received from a network to which the other medical image device is connected,
When the connection unit and the other medical image device are connected via the network, the transmission unit causes the determination unit and the determination unit of the other medical image device to negotiate data and medical data. Sending first data as registration data of the image device to the network;
Based on the determination of the determination unit of the other medical image device, second data as registration data of the other medical image device transmitted from the other medical image device to the network, and the reception unit of the network The medical image device is configured such that the registration unit registers the second data after receiving the data. The first data is an IP address, a host name or client information of the medical image device,
The network system according to claim 5, wherein the second data is an IP address, a host name, or server information of the other medical image apparatus. The network is connected to the other medical image device in the network, and the transmission unit of the other medical image device is transmitting third data to the network as data to be negotiated with the other medical image device. Because
The determination unit deletes the second data registered in the registration unit when the other medical image device is removed from the network and the reception unit no longer receives the third data. Item 7. The medical image device according to Item 5 or Item 6. The medical image apparatus according to claim 7, wherein the transmission unit transmits the first data to the network at regular time intervals.

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