JP2004290318A - Medical imaging system and imaging order information - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To achieve the efficient and accurate imaging at a destination of doctor's visit. <P>SOLUTION: The medical imaging system 100 previously designates an imaging technician for imaging with a controller 40 and transmits the identifying information of the imaging technician designated to a portable terminal 60 from the controller 40 to be matched with the imaging order information. The authentication of the imaging technician is conducted at the portable terminal 60 and only when the technician is authenticated, the imaging order information is displayed. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a medical image capturing system for capturing a medical image of a patient at a round-trip, and a method for displaying imaging order information.
[0002]
[Prior art]
2. Description of the Related Art In the medical field, digitization of a medical image of a patient has been realized, and a computer radiographic imaging device (hereinafter, referred to as CR; Computed Radiography) and a nuclear magnetic resonance imaging device (hereinafter, MRI; Magnetic Resonance Imaging). A medical image capturing system that obtains digital image data through a communication network and distributes the digital image data to an image management device or a display device via a communication network is used (for example, see Patent Document 1).
[0003]
In particular, CR uses a phosphor plate in which a stimulable phosphor layer is formed on a support, absorbs radiation transmitted through a patient into the phosphor plate, and irradiates with excitation light to fluoresce. The radiation energy absorbed by the body plate is excited and emitted as fluorescent light, and the emitted fluorescent light is photoelectrically converted to obtain an image signal.
[0004]
The medical image capturing system will be described with reference to FIG.
As shown in FIG. 21, in the conventional medical imaging system, a patient generally moves to an imaging room to perform imaging, and each imaging room has a built-in phosphor plate to perform imaging and image reading. An imaging reading device, a reading device dedicated to a cassette for reading an image from a portable cassette containing a phosphor plate, and the like are fixedly installed.
[0005]
In each of the imaging rooms, a control device for controlling an image reading operation of the reading device is installed, and these control devices are a system for managing information in a hospital (hereinafter, referred to as HIS: Hospital Information System) and radiation. It is configured to be connectable to a system that manages information within the department (hereinafter referred to as RIS; Radiology Information System) via a communication network such as a LAN (Local Area Network).
[0006]
In the medical image photographing system configured as described above, first, in the HIS or RIS before photographing, at the request of the doctor, patient information such as patient name and gender, photographing information such as gender and the like, photographing information such as photographing method, Other imaging order information including inspection information is issued. The issued imaging order information is simultaneously distributed from the HIS and the RIS to all the control devices.
[0007]
At the time of imaging, the imaging order information is displayed on the monitor of the control device, and the imaging technician confirms the patient or imaging region specified by the displayed imaging order information and performs imaging. When taking a picture with the image reading device, the image is automatically read immediately after taking the image.When taking a picture using the cassette, the technician attaches the cassette to the reading device dedicated to the cassette. Then, the reading device performs reading of an image to obtain medical image data.
[0008]
[Patent Document 1]
JP 2000-139888 A
[0009]
[Problems to be solved by the invention]
When the patient can move, the imaging is performed in the imaging room by the imaging method as described above, but for a patient who is difficult to move to the imaging room, using a movable imaging device and a cassette, In some cases, imaging is performed at a roundabout such as a bedside of a patient. In this case, since the radiographing technician cannot confirm the radiographing order information at the round-trip, the radiographer must print the radiographing order information held by the control device and bring it to the round-trip, which is inconvenient.
[0010]
Further, in the conventional system configuration, since the same imaging order information is repeatedly delivered from the HIS or RIS to all the control devices, a plurality of imaging technicians confirm the same imaging order information with different control devices, There is a possibility that a plurality of imaging technicians may prepare for imaging of one patient at the same time, and the preparation work is duplicated and wasteful. In addition, when the photographing is performed repeatedly by mistake, the patient is unnecessarily exposed.
[0011]
It is an object of the present invention to efficiently and accurately capture a medical image at a roundabout.
[0012]
[Means for Solving the Problems]
The invention according to claim 1 is
A movable imaging device for imaging a medical image of a patient, an information management device for managing imaging order information, a plurality of control devices for acquiring imaging order information from the information management device via a communication network, and the control device And a plurality of mobile terminals connectable to the medical image capturing system,
The control device includes:
Storage means for storing the imaging order information obtained from the information management device,
Designating means for designating a photographing technician who performs photographing of the stored photographing order information, and transmitting the photographing order information to the portable terminal together with the identification information of the designated photographing technician,
The mobile terminal,
Storage means for storing the imaging order information and the identification information of the imaging technician transmitted from the control device,
Based on the stored identification information of the technician, authentication means for performing authentication of the technician,
A display unit that displays the stored imaging order information when the imaging engineer is authenticated by the authentication unit;
It is characterized by having.
[0013]
The invention according to claim 6 is
A movable imaging device for imaging a medical image of a patient, an information management device for managing imaging order information, a plurality of control devices for acquiring imaging order information from the information management device via a communication network, and the control device A plurality of mobile terminals that can be connected to, a display method of imaging order information in a medical image imaging system configured of,
A first storage step of storing the imaging order information acquired from the information management device in storage means of the control device;
A designation step of designating an imaging technician who performs imaging of the stored imaging order information;
A second storage step of storing the identification information of the designated technician and the imaging order information in the storage unit of the mobile terminal;
Based on the stored identification information of the photographer, an authentication step of performing authentication of the photographer in the portable terminal,
A display step of displaying, on the display unit of the mobile terminal, the imaging order information specified by the imaging engineer when the imaging engineer is authenticated in the authentication step;
It is characterized by including.
[0014]
According to the first and sixth aspects of the present invention, since the imaging order information is displayed on the mobile terminal, the imaging technician can easily use the mobile terminal even when performing imaging at a roundabout such as a bedside of a patient. The patient to be photographed and the photographing conditions can be confirmed at the same time. Therefore, medical image capturing at the roundabout can be performed efficiently. In addition, since the photographing technician is designated and the photographing order information is displayed when the photographing technician is authenticated on the portable terminal, only the designated photographing technician is designated even if the same photographing order information is distributed to a plurality of portable terminals. Since the imaging order information can be confirmed, it is possible to prevent duplicate imaging for the same patient. Therefore, medical image shooting at the roundabout can be performed accurately.
[0015]
According to a second aspect of the present invention, in the medical image capturing system according to the first aspect,
The mobile terminal,
A warning unit is provided which warns that the photographing technician is not the designated technician if the photographing technician is not authenticated by the authentication unit.
[0016]
According to a seventh aspect of the present invention, in the method for displaying imaging order information according to the sixth aspect,
If the photographing technician is not authenticated in the authentication step, a warning step is provided for warning that the photographing technician is not the designated photographing technician.
[0017]
According to the second and seventh aspects of the present invention, a warning is issued when the photographing technician is not authenticated, so that it is possible to alert that the photographing technician is designated.
[0018]
According to a third aspect of the present invention, in the medical image capturing system according to the first or second aspect,
The mobile terminal,
Input means for inputting shooting end information notifying that shooting of the stored shooting order information has been completed, and identifying the identification information of the shot shooting order information based on the input shooting end information to the control device. Send to
The control device includes:
The identification information of the captured imaging order information transmitted from the mobile terminal is transmitted to another control device, and when the identification information of the captured imaging order information is transmitted from another control device, the captured imaging order information is transmitted. The imaging order information is deleted from the storage means.
[0019]
According to an eighth aspect of the present invention, in the method for displaying imaging order information according to the sixth or seventh aspect,
An input step of inputting shooting end information for notifying that shooting of the shooting order information has been completed,
Based on the input imaging end information, the transmitting step of transmitting the identification information of the imaging order information that the control apparatus has already taken to another control apparatus,
When the identification information of the captured imaging order information is transmitted from another control device in the control device, a deletion step of deleting the captured imaging order information from the storage unit of the control device,
It is characterized by including.
[0020]
According to the third and eighth aspects of the present invention, of the imaging order information stored in the control device, the imaging order information determined to have been imaged by another control device is deleted, so that a plurality of control devices can be used. It is possible to prevent the same imaging order information from being distributed to the portable terminal, improve the processing efficiency of the entire system, and reduce the amount of data stored in the control device.
[0021]
According to a fourth aspect of the present invention, in the medical image capturing system according to any one of the first to third aspects,
The portable terminal can be connected to a specific control device among the plurality of control devices.
[0022]
According to a ninth aspect of the present invention, in the method for displaying imaging order information according to any one of the sixth to eighth aspects,
The portable terminal can be connected to a specific control device among the plurality of control devices.
[0023]
According to the fourth and ninth aspects of the present invention, the mobile terminal is connected to the specific control device. Therefore, when the system is maintained or the system is changed, the specific control device and the mobile device connected to the control device are connected. Since maintenance only needs to be performed for the terminal, the system can be easily reconfigured with a high degree of freedom in changing the system. Further, by specifying the control device to which the mobile terminal is connected, the system can be stabilized.
[0024]
According to a fifth aspect of the present invention, in the medical image capturing system according to any one of the first to third aspects,
The portable terminal can be connected to any of the plurality of control devices.
[0025]
According to a tenth aspect of the present invention, in the method for displaying imaging order information according to any one of the sixth to eighth aspects,
The portable terminal can be connected to any of the plurality of control devices.
[0026]
According to the fifth and tenth aspects of the present invention, since the portable terminal can be connected to any of the control devices, the photographing order information can be transmitted from any of the control devices to the desired portable terminal. Is improved.
[0027]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
In the present embodiment, the medical imaging system is provided with a mobile terminal that displays imaging order information at a round-trip, and a technician who performs imaging in the control device is specified, and identification information of the specified imaging technician is provided. An example will be described in which the control device transmits the radiographing technician to the portable terminal in association with the radiographing order information, authenticates the radiographing technician in the mobile terminal, and displays the radiographing order information only when the technician is authenticated.
[0028]
First, the configuration will be described.
FIG. 1 shows a system configuration of a medical image capturing system 100 according to the present embodiment.
As shown in FIG. 1, the medical image photographing system 100 includes a mobile photographing device 10, a cassette-specific reading device 20, an information management device 30, a control device 40, and a portable terminal 60. The management device 30 and the control device 40 are connected via a communication network N. The mobile terminal 60 is connected to a specific control device 40 via a communication terminal 60a so that information can be transmitted and received. The number of the control devices 40 and the number of the mobile terminals 60 may be one or more, and is not particularly limited.
[0029]
The mobile imaging apparatus 10 is a movable imaging apparatus having a radiation source, and images a patient at a round-trip (hereinafter, referred to as portable imaging), and records the captured medical image on the cassette c. . The cassette c has a built-in phosphor plate and records a medical image captured by the mobile imaging device 10. On the surface of the cassette c, identification information (hereinafter, referred to as a cassette ID) for identifying the cassette c from other cassettes c is provided in the form of a bar code.
[0030]
The reading device 20 reads a medical image recorded in the cassette c in accordance with an instruction from the control device 40, and transmits the medical image read from the cassette c and the cassette ID of the cassette c to the control device 40. .
[0031]
The information management device 30 receives the request from the doctor, issues the imaging order information, and includes, in the issued imaging order information, identification information for identifying the imaging order information from other imaging order information (hereinafter, order number). ID). The information management device 30 may be a reception terminal that receives the issuance of imaging order information, or an information management system such as HIS or RIS.
[0032]
The information management device 30 simultaneously transmits the issued imaging order information to each control device 40, stores the medical image and the imaging order information transmitted from each control device 40 in association with each other, and performs image management.
[0033]
The control device 40 controls the reading operation of the medical image in the reading device 20, receives the read medical image from the reading device 20, and associates the imaging order information with the medical image (hereinafter, image registration). Is performed.)
[0034]
FIG. 2 shows a functional configuration of the control device 40.
As illustrated in FIG. 2, the control device 40 includes a control unit 41, an input unit 42, a display unit 43, a communication unit 44, a RAM (Random Access Memory) 45, a storage unit 46, and an I / F (Interface) 47. Be composed.
[0035]
The control unit 41 includes a CPU (Central Processing Unit) and the like, and includes a system preparation program (see FIG. 6) according to the present invention, a new registration processing program (see FIG. 9), in addition to a system program stored in the storage unit 46. ), An order transmission processing program (see FIG. 12), an image registration processing program (see FIG. 17), a photographed order processing (see FIG. 18) and the like are developed in the RAM 45, and the processing operation is coordinated with the program. Control.
[0036]
The input unit 42 is configured of a keyboard including numeric keys, character keys, various function keys, and the like for inputting patient information and imaging information, or for specifying an imaging technician, and a touch panel configured integrally with the display unit 43, An operation signal corresponding to the operated key is output to the control unit 41.
[0037]
The display unit 43 is configured by an LCD (Liquid Crystal Display) or the like, and displays various operation screens and various display information such as processing results by the control unit 41.
[0038]
The communication unit 44 includes a network interface, a modem, and the like, and transmits and receives information to and from an external device on the communication network N. The communication unit 44 receives the imaging order information from the information management device 30.
[0039]
The RAM 45 forms a work area for temporarily storing various programs executed by the control unit 41 and data related to these programs.
[0040]
The storage unit 46 is configured by a magnetic or optical storage medium or a semiconductor memory, and includes, in addition to a system program, a shooting preparation processing program, a new registration processing program, an order transmission processing program, an image registration processing program, a shot order processing, The data and the like processed by each program are stored.
[0041]
The storage unit 46 includes an image database (not shown) and stores a data file of a medical image received from the reading device 20. Further, an imaging order information file 461 (see FIG. 3) for storing the imaging order information received from the information management device 30 in an updatable manner, and registration information for storing the correspondence between the imaging order information and the captured medical image. The file 462 (see FIG. 4) includes a technician list (not shown) in which the name of the technician and identification information (hereinafter referred to as an technician ID) for identifying the technician from other technicians are associated. ing.
[0042]
As shown in FIG. 3, the imaging order information file 461 stores the imaging order information in the order of the order ID. The imaging order information includes information on the patient, such as the ID of the patient to be imaged, the patient's name, etc. (hereinafter, referred to as patient information), imaging conditions, imaging information, such as the imaging date (hereinafter, imaging information), and the like. Have been. Further, in each of the imaging order information, a transmitted flag indicating whether the imaging order information has been transmitted to the portable terminal 60 and an imaging completed flag indicating whether imaging of the imaging order information has been completed are set. The transmitted flag is set to ON in the imaging order information transmitted to the mobile terminal 60, and the transmitted flag is set to OFF in the untransmitted imaging order information. Similarly, the photographed flag is set to ON in the photographing order information for which photographing has been completed, and the photographed flag is set to OFF in unphotographed photographing order information. Further, each photographing order information is associated with a technician ID of a photographing technician performing the photographing.
[0043]
As shown in FIG. 4, the registration information file 462 includes an order ID of imaging order information, a cassette ID of a cassette c used for imaging the imaging order information, and a file of a medical image read from the cassette c. Is stored in association with the first name.
[0044]
The I / F 47 is an interface for connecting the control device 40 and the communication terminal 60a, and outputs a detection signal to the control unit 41 when the portable terminal 60 is attached to the communication terminal 60a. The I / F 47 transmits the imaging order information to the mobile terminal 60 via the communication terminal 60a, and receives cassette registration information for the transmitted imaging order information from the mobile terminal 60.
[0045]
Next, the portable terminal 60 will be described.
The mobile terminal 60 is a portable information processing device connectable to a specific control device 40 via the communication terminal 60a, and receives and displays shooting order information in portable shooting from the control device 40. Further, the mobile terminal 60 associates the imaging order information with the cassette c used for the imaging (hereinafter, referred to as cassette registration) and transmits cassette registration information indicating the correspondence to the control device 40.
[0046]
The communication terminal 60a is connected to a specific control device 40 via a cable or the like, and controls transmission and reception of information between the mobile terminal 60 mounted on the communication terminal 60a and the control device 40. When the mobile terminal 60 is mounted, the communication terminal 60a transmits a detection signal to the control device 40 and charges the mounted mobile terminal 60.
[0047]
FIG. 5 shows a functional configuration of the mobile terminal 60.
As shown in FIG. 5, the mobile terminal 60 includes a control unit 61, an input unit 62, a display unit 63, an I / F 64, a RAM 65, a storage unit 66, and a barcode reader 67.
[0048]
The control unit 61 is configured by a CPU and the like, and develops a cassette registration processing program (see FIG. 14) and the like according to the present invention (see FIG. 14) in the RAM 65 in addition to a system program stored in the storage unit 66 and cooperates with the program. , Thereby controlling the processing operation.
[0049]
In the cassette registration process, the control unit 61 collates the technician ID of the imaging technician specified by the imaging order information with the technician ID input by the imaging technician via the input unit 62, and authenticates the imaging technician. .
[0050]
The input unit 62 includes a keyboard including numeric keys, character keys, various function keys, and the like, a touch panel integrally formed with the display unit 63, a jog dial, and the like. That is, by using these keyboard, touch panel, and jog dial, it is possible to perform selection input of imaging order information, input of a technician ID, and input of imaging end information for notifying that the imaging order information has ended.
[0051]
The display unit 63 is configured by an LCD or the like, and displays various operation information, various display information such as input information from the input unit 62, and a processing result by the control unit 61. Also, in the cassette registration process, when the photographing technician is not authenticated, a warning message is displayed to warn that the photographing technician is not the designated technician.
[0052]
The I / F 64 is an interface for connecting the mobile terminal 60 and the communication terminal 60a, and outputs a detection signal to the control unit 61 when the mobile terminal 60 is mounted on the communication terminal 60a. Further, the I / F 64 receives the imaging order information from the control device 40 via the communication terminal 60a, and transmits cassette registration information corresponding to the received imaging order information to the control device 40. Note that the I / F 64 may be configured to connect to a mobile phone terminal such as a PHS as necessary, establish wireless communication, and transmit and receive data.
[0053]
The RAM 65 forms a work area for storing various programs executed by the control unit 61 and data related to these programs in a temporary station.
[0054]
The storage unit 66 is configured by a magnetic or optical storage medium or a semiconductor memory, and stores a cassette registration processing program, data processed by each program, and the like, in addition to a system program.
[0055]
In addition, the storage unit 66 includes a photographing order information file 661 (not shown) that stores the photographing order information received from the control device 40 in an updatable manner, a photographing order information, and a cassette used for photographing the photographing order information. and a cassette registration information file 662 (not shown) for registering the correspondence with c.
[0056]
The data structure of the imaging order information file 661 is the same as that of the imaging order information file 461 provided in the control device 40 except that the item of the transmitted flag has been deleted, so that illustration and description thereof are omitted. That is, the imaging order information file 661 stores a plurality of imaging order information in order of the order ID, and the imaging completion flag and the engineer ID of the designated imaging engineer are associated with each imaging order information.
[0057]
As for the data configuration of the cassette registration information file 662, since only the item of the medical image file name is deleted from the registration information file 462 provided in the control device 40, illustration and description thereof are omitted. That is, in the cassette registration information file 662, the order ID of the imaging order information and the cassette ID of the cassette c used for imaging the imaging order information are stored in association with each other.
[0058]
The barcode reader 67 has a scanner of an optical reading mechanism, reads the barcode of the cassette ID from the surface of the cassette c, and acquires the cassette ID indicated by the barcode by decoding according to a predetermined standard. It is also possible to convert the patient ID into a bar code and attach it to the patient's bedside or a part of the patient's body and read the attached bar code with a bar code reader 67 to obtain the patient ID.
[0059]
Next, the operation in the present embodiment will be described.
First, with reference to FIG. 6, a photographing preparation process performed by the control device 40 will be described. In this imaging preparation process, when performing portable imaging at a round-trip, the imaging technician performing the imaging is designated, and the imaging order information of the portable imaging is transmitted to the mobile terminal 60 in association with the technician ID of the designated imaging technician. Processing.
[0060]
In the imaging preparation process shown in FIG. 6, first, in step S1, a normal imaging in which imaging is performed by an imaging reading device fixed in an imaging room and a portable imaging in which a mobile imaging device 10 performs imaging using a cassette c at a roundabout. Guidance is provided so as to select which operation mode is to be used for shooting, and which operation mode is selected and input via the input unit 42 is determined. When the normal shooting is selected (step S1; N), a menu screen 431a for normal shooting (see FIG. 7A) is displayed on the display unit 43 (step S2), and the process proceeds to the process according to the normal shooting. I do. As shown in FIG. 7A, on the menu screen 431a, various menus such as a “technologist selection” menu key a1 for selecting a photographing technician, and an “operation mode” menu key a2 for shifting to a photographing preparation process are selected. Is displayed, and the "operation mode" menu key a2 indicates that the shooting preparation process is performed in the normal shooting mode.
[0061]
On the other hand, when portable shooting is selected (step S1; Y), a menu screen 431b for portable shooting (see FIG. 7B) is displayed (step S3). As shown in FIG. 7B, on the menu screen 431b, various menu keys are displayed similarly to the menu screen 431a, and the “operation mode” menu key a2 indicates that the shooting preparation processing is performed in the portable shooting mode. It is. The photographing technician presses a “photographing technician” menu key a1 to designate a photographing technician who performs portable imaging, and presses an “operation mode” menu key a2 to prepare for photographing after designating the photographing technician.
[0062]
When the “photographer” menu key a2 is pressed on the menu screen 431b, in step S4, a selection screen (not shown) in which photographers can be selected based on the technician list stored in the storage unit 46 is displayed. ) Is displayed on the display unit 43, and guidance is provided to select a designated technician. The photographing technician selects and specifies a technician to be photographed from the list displayed on the selection screen.
[0063]
When the photographing technician is selected and input via the input unit 42 and the photographing technician is designated, the menu screen 431a is displayed on the display unit 43 again. When the "operation mode" menu key a2 is pressed on the redisplayed menu screen 431a, request information for requesting the imaging order information for portable imaging to the information management apparatus 30 is generated in step S5. The request information is transmitted to the information management device 30 by the communication unit 44. Then, when the information management apparatus 30 has imaging order information for portable imaging that has not been imaged, the imaging order information is acquired from the information management apparatus 30.
[0064]
Next, in step S6, the acquired imaging order information is stored in the imaging order information file 461 in association with the engineer ID of the designated imaging engineer. Next, in step S7, a patient list screen displaying a list of patients to be imaged is displayed based on the acquired imaging order information. At this time, when the imaging order information has been acquired from the information management device 30, a patient list screen 432 in which the names of the patients to be imaged, the patient IDs, and the like are displayed in the display area b1 is displayed as shown in FIG. However, when the imaging order information has not been acquired from the information management device 30, the patient list in the display area b1 of the patient list screen 432 is hidden and displayed on the screen.
[0065]
As shown in FIG. 8, on the patient list screen 432, a patient ID, a patient's name, gender, a part to be imaged, a number of images to be imaged, and the like are displayed in the display area b1 for each patient. The designated technician name is displayed in the display area b5. A new / search key b2 is provided at the bottom of the screen for searching the imaging order information by patient name or the like among the patients whose imaging order information is newly registered or displayed, and the transmission of the imaging order information is provided on the right side of the screen. , And a reception key b4 for instructing the cassette registration information for the imaging order information to be received from the portable terminal 60. The photographing technician presses the new / search key b2 when newly registering the imaging order information, and when transmitting the imaging order information to the mobile terminal 60, the patient whose imaging order information is to be transmitted among the listed patients. After the portable terminal 60 is attached to the communication terminal 60a, the transmission key b3 is pressed on the patient list screen 432.
[0066]
Next, in step S8, it is determined whether or not new registration of imaging order information has been instructed by the new / search key b2. When new registration of imaging order information is instructed (step S8; Y), the process proceeds to the new registration process of step S9, and when new registration of imaging order information is not instructed (step S8; N), the process proceeds to step S10. Move on to processing.
[0067]
First, a case where new registration is instructed will be described.
The new registration process in step S9 will be described with reference to FIG.
In the new registration process shown in FIG. 9, first, in step S91, an input screen 433 (see FIG. 10) for inputting patient information is displayed. As shown in FIG. 10, on the input screen 433, an input area c1 for inputting various patient information such as a patient ID, a patient's name (Roman character, kana, and kanji), gender, date of birth, etc., and a character input area for inputting characters The character key c2 is displayed. Further, the name of the designated technician is displayed in the display area c3.
[0068]
Next, in step S92, when the photographing technician inputs the patient information to each input area c1 using the character key c2, in step S93, the photographing condition selection screen 434 (see FIG. 11) for setting the photographing conditions. ) Is displayed. As shown in FIG. 11, on the selection screen 434, an imaging condition key group d1 for selecting an imaging region and an imaging direction is displayed. The photographing condition key group d1 is a key for selecting a photographing region and a photographing direction that can be photographed in normal photographing. Among these photographing condition keys d1, a photographing condition key for a photographing region and a photographing direction that cannot be photographed in portable photographing. d2 is shaded to indicate that it cannot be selected. In the present embodiment, an example is shown in which the unselectable shooting condition key d2 is shaded. However, the present invention is not limited to this, and the shooting condition key d2 may be hidden or not shaded. May be displayed in the same display mode as the selectable photographing condition key d1, and if the unselectable photographing condition key d2 is erroneously selected by the photographing technician, it may be warned that it cannot be selected.
[0069]
Next, in step S94, when the imaging condition is selected by the imaging engineer using the imaging condition key d1, in step S95, a new order ID is issued to the input patient information and the selected imaging condition, and the imaging order is issued. The newly registered imaging order information is stored in the information file 461 in association with the engineer ID of the specified imaging engineer. Next, in step S96, the newly registered imaging order information is added and the patient list screen 432 is displayed again, and the process returns to the next process, that is, the process of step S8 in FIG.
[0070]
Next, a case where a new registration of imaging order information is not instructed in step S8 of FIG. 6 will be described.
In step 10, it is determined whether or not a patient whose imaging order information is to be transmitted to the mobile terminal 60 has been selected from the patients displayed on the patient list screen 432. If the patient to which the imaging order information is to be transmitted is selected (step S10; Y), the process proceeds to the order transmission process of step S11. If the patient to which the imaging order information is to be transmitted is not selected (step S10; N), step S8 is performed. Return to
[0071]
With reference to FIG. 12, the order transmission processing in step S11 will be described.
In the order transmission process shown in FIG. 12, on the patient list screen 432, input of a transmission instruction is waited for by the transmission key b3, and in step S111, it is determined whether or not the transmission instruction has been input. When the transmission instruction is input (step S111; Y), it is determined whether or not the mobile terminal 60 is mounted on the communication terminal 60a based on the detection signal of the mobile terminal 60 output from the communication terminal 60a (step S111). Step S112).
[0072]
When it is determined that the detection signal is not output and the mobile terminal 60 is not mounted on the communication terminal 60a (step S112; N), the mounting of the mobile terminal 60 is awaited, a detection signal is output, and the communication terminal 60a is output. When it is determined that the mobile terminal 60 is mounted on the 60a (step S112; Y), the imaging order information of the selected patient is transmitted to the mounted mobile terminal 60 (step S113). After the transmission is completed, in step S114, the transmission completed flag of the imaging order information transmitted to the mobile terminal 60 is set to ON in the imaging order information file 461.
[0073]
Next, in step S115, a confirmation screen 435 (see FIG. 13A) for confirming the completion of the transmission of the imaging order information is displayed on the display unit 43, and this processing ends. As shown in FIG. 13A, on the confirmation screen 435, a transmission / reception status b6 is provided for each of the patients displayed in the list, and among the patients displayed in the list, the patients whose imaging order information has been transmitted to the mobile terminal 60 are displayed. In the transmission / reception status b6, a mark “→” indicating that transmission has been completed is displayed as shown in FIG. On the other hand, when the cassette registration information is received from the mobile terminal 60, a mark “←” indicating that the reception has been completed is displayed in the transmission / reception status b6 of the patient, as shown in FIG.
[0074]
Upon confirming that the imaging order information has been transmitted to the mobile terminal 60 on the confirmation screen 435, the imaging technician carries the cassette c, the mobile imaging device 10 to the patient to be imaged with the mobile terminal 60, and performs imaging. Get ready.
[0075]
Next, the cassette registration process executed by the mobile terminal 60 will be described with reference to FIG. The cassette registration process is a process of associating the imaging order information transmitted from the control device 40 with the cassette c used for the imaging.
In the cassette registration process shown in FIG. 14, the reception of the imaging order information from the control device 40 is awaited, and in step P1, it is determined whether the imaging order information has been received from the control device 40 via the communication terminal 60a.
[0076]
When the imaging order information is received from the control device 40 (Step P1; Y), the received imaging order information is stored in the imaging order information file 661 (Step P2), and in Step P3, the authentication screen 631 ( 15 (see FIG. 15) is displayed on the display unit 63. As shown in FIG. 15, on the authentication screen 631, an input area e2 for inputting a technician's technician ID is displayed together with a message e1 notifying that a technician is specified, and guidance is provided to input the technician's ID. Be done.
[0077]
In the authentication screen 631, when the technician ID is input by the imaging technician who carries the portable terminal 60, in step P4, the input technician ID matches with the technician ID of the imaging technician specified in the imaging order information. Is determined (step P4). If the input technician ID does not match the specified technician ID (Step P4; N), a warning message warning that the technician is not the specified technician is displayed on the display unit 63 or a warning sound is output. (Step P5).
[0078]
On the other hand, if the input technician ID matches the specified technician ID (step P4; Y), the patient list screen 632 (FIG. 16A) is created based on the imaging order information stored in the imaging order information file 661. Is displayed on the display unit 63 (step P6). As shown in FIG. 16A, on the patient list screen 632, a patient ID, a patient name, and the like of an imaging target are displayed in a list in a display area f1, and the name of the designated imaging technician is displayed in a display area f2. Note that, by scrolling the screen, the imaging order information that could not be displayed in the display area is displayed. The imaging technician checks the patient list screen 631 displayed on the mobile terminal 60 at the bedside of the patient to be imaged, and selects and inputs a patient to be imaged from the patients displayed in the list.
[0079]
When a patient to be imaged is selected by the imaging technician from among the patients listed on the patient list screen 631, in step P7, an order list screen 633 (see FIG. 16B) is displayed, and the selected patient is displayed. The imaging conditions b2 are displayed in a list together with the patient information g1.
[0080]
The imaging technician designates the imaging condition g2 of the imaging order information to be cassette-registered among the imaging conditions g2 displayed in the list on the order list screen 633 with a cursor, and displays the bar code of the cassette ID of the cassette c used for imaging in the portable terminal 60. Is read by the bar code reader 67 of the above.
[0081]
In the mobile terminal 60, the designation of the imaging order information to be registered is awaited on the order list screen 633, and when the imaging technician specifies the imaging condition g2 of the imaging order information to be registered (step P8; Y), the barcode reader is used. The bar code of the cassette ID is read by 67, and it is determined whether or not the cassette ID has been acquired (step P9). If the cassette ID has not been acquired (step P9; N), the acquisition is awaited.
[0082]
When the cassette ID has been acquired (Step P9; Y), the designated imaging order information and the acquired cassette ID are stored in the cassette registration information file 662 in association with each other (Step P10). When the registration is completed, the cassette ID g3 of the cassette c registered in the photographing condition g2 is displayed on the order list screen 632 as shown in FIG. 16B, and the user is notified that the cassette has been registered. At the bottom of the screen, a shooting end key g4 for inputting shooting end information for notifying that shooting has ended is displayed.
[0083]
The radiographing technician confirms that cassette registration has been completed on the order list screen 632, and photographs the patient using the registered cassette c. When a plurality of patients are continuously imaged at the round-trip, the processes of steps P2 to P7 are repeated, and cassette registration information is sequentially stored in the cassette registration information file 662. Further, regardless of the order of cassette registration and photographing, cassette registration may be performed by the portable terminal 60 after photographing. Then, when the photographing is completed, the photographing technician presses the photographing end key g4 on the order list screen 632, returns to the photographing room where the control device 40 is installed, and moves to the communication terminal 60a connected to the control device 40. The terminal 60 is attached.
[0084]
In the mobile terminal 60, in Step P11, it is determined whether or not the mobile terminal 60 is mounted on the communication terminal 60a. When it is determined that the mobile terminal 60 is not mounted on the communication terminal 60a (step P11; N), the mounting of the mobile terminal 60 is on standby. When it is determined that the mobile terminal 60 is attached to the communication terminal 60a (Step P11; Y), cassette registration information is transmitted to the control device 40 connected via the communication terminal 60a (Step P12).
[0085]
Next, in Step P13, after selecting the photographing order information, it is determined whether or not the photographing end key has been pressed. If the photographing end key g4 has not been pressed (Step P13; N), this processing ends, and the photographing ends. When the key g4 is pressed (step P13; Y), the photographed flag of the selected photographing order information is set to ON in the photographing order information file 661 (step P14). Next, in step P15, the order ID of the imaging order information for which the imaging completed flag is set to ON is transmitted to the control device 40, and the process ends.
[0086]
Note that the photographing technician attaches the mobile terminal 60 to the communication terminal 60a when the photographing is completed and the photographing technician returns to the photographing room where the control device 40 is installed. When the portable terminal 60 is attached to the terminal 60a, it is determined that the photographing of the photographing order information registered in the cassette has been completed, and the photographed flag of the photographing order information registered in the cassette is automatically set to ON, and the cassette is set. The order ID of the imaging order information with the imaging completed flag set to ON may be transmitted to the control device 40 together with the registration information.
[0087]
After the photographing technician attached the portable terminal 60 to the communication terminal 60a and transmitted the cassette registration information to the control device 40, attached the cassette c to the reading device 20, and operated the control device 40 to record the cassette c. Instructs reading of a medical image. The reading device 20 reads the bar code of the cassette ID from the mounted cassette c and reads the medical image, and if the medical image is recorded in the header area of the read medical image, the cassette ID of the cassette c is displayed. Written. The medical image on which the cassette ID is written is transmitted to the control device 40.
[0088]
Next, an image registration process executed by the control device 40 will be described with reference to FIG. The image registration process is a process of associating the photographing order information with the photographed image transmitted from the reading device 20 based on the cassette registration information transmitted from the mobile terminal 60.
[0089]
In the image registration process shown in FIG. 17, in step T1, it is determined whether cassette registration information has been received from the mobile terminal 60 via the communication terminal 60a. If cassette registration information has not been received (step T1; N), reception is awaited. If cassette registration information has been received (step T1; Y), a registration information file is created based on the received cassette registration information. At 462, the photographing order information is stored in association with the cassette ID of the cassette c used for the photographing (step T2).
[0090]
Next, in step T3, a confirmation screen 435 for confirming that cassette registration information corresponding to the imaging order information transmitted from the control device 40 to the mobile terminal 60 has been received from the mobile terminal 60 (see FIG. 13A). ) Is displayed on the display unit 43. As shown in FIG. 13A, in the confirmation screen 435, in the transmission / reception state b6, a mark “←” indicating that the cassette registration information for the imaging order information has been received is displayed. When the confirmation screen 435 is displayed, the flow shifts to the photographed order processing in step T4.
[0091]
The photographed order process in step T4 will be described with reference to FIG.
In the photographed order process shown in FIG. 18, first, in step T41, reception of the order ID of the photographed order information that has been photographed from the portable terminal 40 is waited, and it is determined whether or not the order ID has been received. When the order ID of the captured imaging order information is received (step T41; Y), the imaging completion flag of the imaging order information of the received order ID is set to ON in the imaging order information file 461 (step T42). ).
[0092]
Next, in step T43, the order ID of the imaging order information for which the imaging completion flag is set to ON is transmitted by the communication unit 44 to another control device via the communication network. Next, in step T44, it is determined whether or not the order ID of the photographed order information that has been photographed has been received from another control device via the communication unit 44. If the order ID has been received (step T44; Y), the reception is performed. The imaging order information of the obtained order ID is deleted from the imaging order information file 461 (step T45), and the process proceeds to the next processing, that is, step T5 in FIG. On the other hand, when the order ID of the photographed order information that has been photographed has not been received from another control device (step T45; N), the process proceeds to step T5 in FIG. 17 without performing step T45.
[0093]
In step T5 in FIG. 17, it is determined whether the medical image read from the reading device 20 has been received. If the medical image has not been received (step T5; N), the reception is awaited. If the medical image has been received (step T5; Y), the cassette ID is read from the header area of the received medical image. In the registration information file 462, the file name of the medical image is stored in association with the cassette ID that matches the read cassette ID (step T6).
[0094]
Next, in step T7, an image confirmation screen 437 (see FIG. 19) in which the imaging order information is associated with the medical image captured according to the imaging order information is displayed on the display unit 43. As shown in FIG. 19, on the image confirmation screen 437, medical images h2 for a plurality of patients are displayed in parallel, and each medical image h2 includes a patient ID, patient information h1 of a patient name, imaging conditions and imaging conditions. The shooting information h3 including the cassette ID of the used cassette is displayed in association with the cassette ID. If cassette registration has been performed but a medical image has not been read yet, only the patient information h1 and the imaging information h3 are displayed, and no image is displayed as the medical image h2. The imaging technician checks the correspondence between the displayed medical image and the imaging order information, and presses the OK key h4 if they correspond.
[0095]
When the OK key f4 is pressed on the image confirmation screen 437, in step T7, the data file of the medical image whose OK key f4 is pressed is transmitted to the information management device 30, and the correspondence between the medical image and the imaging order information is obtained. The relationship is read from the registration information file 462 and transmitted to the information management device 30 as image registration information, and the process ends.
[0096]
The information management device 30 receives a medical image and image registration information from the control device 40, and manages the medical image in a database based on the received image registration information.
[0097]
As described above, in the medical imaging system 100, the plurality of mobile terminals 60 are connected to the specific control device 40 via the communication terminal 60a, and the imaging order information of the portable imaging is transmitted from the control device 40 to the mobile terminal 60. Therefore, even when imaging is performed at a roundabout such as a bedside of a patient, the imaging technician can check the imaging order information with the portable terminal 60 to be carried, and can easily determine the patient to be imaged and the imaging conditions. Can be confirmed. Therefore, it is possible to efficiently and accurately capture a medical image at a roundabout.
[0098]
Further, the ID of the cassette used for photographing is read in the mobile terminal 60, cassette registration is performed, and when the cassette registration information is transmitted from the mobile terminal 60 to the control device 40, the control device 40 executes Since the photographed medical image is associated with the imaging order information, the operation of inputting the correspondence between the imaging order information and the medical image to the control device 40 by the imaging engineer can be omitted, and the operation of the imaging engineer can be omitted. The burden can be reduced. In addition, it is possible to prevent human error due to an input error of the photographing technician and the like, and it is possible to accurately manage medical images.
[0099]
In addition, when the photographing technician who performs photographing is designated in the control device 40, the technician ID of the designated photographing technician is transmitted to the portable terminal 60 together with the photographing order information, and the portable terminal 60 performs photographing based on the transmitted technician ID. Since the technician is authenticated and the imaging order information is displayed only when the technician is authenticated, even if the same imaging order information is transmitted to a plurality of mobile terminals 40 in duplicate, only the designated technician can perform imaging. Since the order information cannot be confirmed, it is possible to prevent multiple radiologists from preparing for a single patient at the same time, or prevent duplicate imaging using the same imaging order information. Shooting can be performed accurately.
[0100]
Further, when the photographing technician is not authenticated in the mobile terminal 60, a warning is issued that the photographing technician is not the designated technician, so that it is possible to alert that the photographing technician is designated.
[0101]
Further, when the photographing order information of the photographed image is transmitted from another control device to the control device 40, the photographed image order information of the photographed image is deleted from the photographing order information file 461. Waste of distributing information to the portable terminal can be eliminated, processing efficiency can be improved, and the amount of data stored in the storage unit 46 can be reduced.
[0102]
In the above system configuration, the mobile terminal 60 is directly connected to the specific control device 40 via the communication terminal 60a. Therefore, when performing system maintenance or changing the system, the specific control device 40 and the control device 40 Since only maintenance of the mobile terminal 60 connected to the system needs to be performed, the degree of freedom for changing the system is high and the system can be easily reconfigured. Further, by specifying the control device 40 to which the mobile terminal 60 is connected, the system can be stabilized.
[0103]
The description in the present embodiment is a suitable example of the medical image capturing system 100 to which the present invention is applied, and is not limited to this.
[0104]
In the above description, the mobile terminal 60 is configured to be connected to the specific control device 40. However, as in the medical image capturing system 200 shown in FIG. 20, the mobile terminal 60 is connected directly to the communication network N via the communication terminal 60a. And a system configuration capable of communicating with an arbitrary control device 40 via the communication network N.
[0105]
In the system configuration of the medical image photographing system 200 shown in FIG. 20, when transmitting the photographing order information from the control device 40 to the portable terminal 60, the control device for transmitting the cassette registration information corresponding to the photographing order information is designated. In advance, it is assumed that transmission destination information (for example, an IP address or the like) of the control device specified in the imaging order information to be transmitted is added as additional information. If the control device that transmits the cassette registration information is not specified, the cassette registration information is transmitted from the mobile terminal 60 to the control device that is the transmission source of the imaging order information.
[0106]
In the system configuration of the medical image photographing system 200, the portable terminal 60 can be connected to any of the control devices 40, so that the photographing order information can be transmitted from any of the control devices 40 to the desired portable terminal 60. The performance is improved.
[0107]
In addition, the detailed configuration and detailed operation of the medical image capturing system 100 according to the present embodiment can be appropriately changed without departing from the spirit of the present invention.
[0108]
【The invention's effect】
According to the first and sixth aspects of the present invention, since the imaging order information is displayed on the mobile terminal, the imaging technician can easily use the mobile terminal even when performing imaging at a roundabout such as a bedside of a patient. The patient to be photographed and the photographing conditions can be confirmed at the same time. Therefore, medical image capturing at the roundabout can be performed efficiently. In addition, since the photographing technician is designated and the photographing order information is displayed when the photographing technician is authenticated on the portable terminal, only the designated photographing technician is designated even if the same photographing order information is distributed to a plurality of portable terminals. Since the imaging order information can be confirmed, it is possible to prevent duplicate imaging for the same patient. Therefore, medical image shooting at the roundabout can be performed accurately.
[0109]
According to the second and seventh aspects of the present invention, a warning is issued when the photographing technician is not authenticated, so that it is possible to alert that the photographing technician is designated.
[0110]
According to the third and eighth aspects of the present invention, of the imaging order information stored in the control device, the imaging order information determined to have been imaged by another control device is deleted, so that a plurality of control devices can be used. It is possible to prevent the same imaging order information from being distributed to the portable terminal, improve the processing efficiency of the entire system, and reduce the amount of data stored in the control device.
[0111]
According to the fourth and ninth aspects of the present invention, the mobile terminal is connected to the specific control device. Therefore, when the system is maintained or the system is changed, the specific control device and the mobile terminal connected to the control device are connected. Since maintenance only needs to be performed, the system can be easily reconfigured with a high degree of freedom in changing the system. Further, by specifying the control device to which the mobile terminal is connected, the system can be stabilized.
[0112]
According to the fifth and tenth aspects of the present invention, since the portable terminal can be connected to any of the control devices, the photographing order information can be transmitted from any of the control devices to the desired portable terminal. Is improved.
[Brief description of the drawings]
FIG. 1 is a diagram showing a system configuration of a medical imaging system 100 according to an embodiment to which the present invention is applied.
FIG. 2 is a diagram showing a functional configuration of a control device 40.
FIG. 3 is a diagram showing a data configuration of a photographing order information file 461.
FIG. 4 is a diagram showing a data configuration of a registration information file 462.
FIG. 5 is a diagram showing a functional configuration of the portable terminal 60.
FIG. 6 is a flowchart illustrating a shooting preparation process performed by the control device 40.
FIG. 7A is a menu screen 431a when normal shooting is selected, and FIG. 7B is a menu screen 431b when portable shooting is selected.
FIG. 8 is a patient list screen 432.
FIG. 9 is a flowchart illustrating a new registration process executed by the control device 40.
FIG. 10 shows an input screen 433 for patient information.
FIG. 11 shows a photographing condition selection screen 434.
FIG. 12 is a flowchart illustrating an order transmission process executed by the control device 40.
13A is a diagram illustrating a confirmation screen 435 for confirming the transmission / reception status of the imaging order information, FIG. 13B is a diagram illustrating a mark displayed on the transmission / reception status b6 when transmission has been completed, and FIG. () Is a diagram showing a mark displayed in the transmission / reception status b6 when cassette registration information is received with respect to the transmitted imaging order information.
FIG. 14 is a flowchart illustrating a cassette registration process executed by the portable terminal 60.
FIG. 15 is an authentication screen 631 for a photographer;
16A is a patient list screen 632, and FIG. 16B is an order list screen 633.
FIG. 17 is a flowchart illustrating an image registration process performed by a control device.
FIG. 18 is a flowchart illustrating a photographed order process executed by the control device 40.
FIG. 19 is an image confirmation screen 437.
FIG. 20 is a diagram showing a system configuration of a medical image photographing system 200 according to another embodiment to which the present invention is applied.
FIG. 21 is a diagram showing a system configuration of a conventional medical image capturing system.
[Explanation of symbols]
100 Medical imaging system
10 Mobile imaging device
20 Reader
30 Information management device
40 control device
41 Control unit
44 Communication unit
46 storage unit
461 Imaging order information file
462 registration information file
60 Mobile terminal
60a communication terminal
61 Control unit
63 Display
64 Communication unit
66 storage unit
661 Imaging order information file
662 Cassette registration information file
200 Medical imaging system according to another embodiment

Claims (10)

A movable imaging device for imaging a medical image of a patient, an information management device for managing imaging order information, a plurality of control devices for acquiring imaging order information from the information management device via a communication network, and the plurality of A plurality of mobile terminals connectable to at least one control device of the control device, a medical image capturing system configured,
The control device includes:
Storage means for storing the imaging order information obtained from the information management device,
Designating means for designating a photographing technician who performs photographing of the stored photographing order information, and transmitting the photographing order information to the portable terminal together with the identification information of the designated photographing technician,
The mobile terminal,
Storage means for storing the imaging order information and the identification information of the imaging technician transmitted from the control device,
Based on the stored identification information of the technician, authentication means for performing authentication of the technician,
A display unit that displays the stored imaging order information when the imaging engineer is authenticated by the authentication unit;
A medical image photographing system comprising: The mobile terminal,
2. The medical image photographing system according to claim 1, further comprising a warning unit that warns that the photographing technician is not a designated photographing technician when the photographing technician is not authenticated by the authentication unit. The mobile terminal,
Input means for inputting shooting end information notifying that shooting of the stored shooting order information has been completed, and identifying the identification information of the shot shooting order information based on the input shooting end information to the control device. Send to
The control device includes:
The identification information of the captured imaging order information transmitted from the mobile terminal is transmitted to another control device, and when the identification information of the captured imaging order information is transmitted from another control device, the captured imaging order information is transmitted. 3. The medical image photographing system according to claim 1, wherein photographing order information is deleted from the storage unit. The medical image photographing system according to any one of claims 1 to 3, wherein the portable terminal is connectable to a specific control device among the plurality of control devices. The medical image photographing system according to any one of claims 1 to 3, wherein the portable terminal is connectable to any of the plurality of control devices. A movable imaging device for imaging a medical image of a patient, an information management device for managing imaging order information, a plurality of control devices for acquiring imaging order information from the information management device via a communication network, and the plurality of A plurality of mobile terminals that can be connected to at least one control device among the control devices, and a method of displaying imaging order information in a medical image imaging system configured of:
A first storage step of storing the imaging order information acquired from the information management device in storage means of the control device;
A designation step of designating an imaging technician who performs imaging of the stored imaging order information;
A second storage step of storing the identification information of the designated technician and the imaging order information in the storage unit of the mobile terminal;
Based on the stored identification information of the photographer, an authentication step of performing authentication of the photographer in the portable terminal,
A display step of displaying, on the display unit of the mobile terminal, the imaging order information specified by the imaging engineer when the imaging engineer is authenticated in the authentication step;
A method for displaying imaging order information, comprising: 7. The method according to claim 6, further comprising a warning step of warning that the technician is not the designated technician if the technician is not authenticated in the authentication step. An input step of inputting shooting end information for notifying that shooting of the shooting order information has been completed,
Based on the input imaging end information, the transmitting step of transmitting the identification information of the imaging order information that the control apparatus has already taken to another control apparatus,
When the identification information of the captured imaging order information is transmitted from another control device in the control device, a deletion step of deleting the captured imaging order information from the storage unit of the control device,
The method of displaying imaging order information according to claim 6, wherein the method further comprises: The method according to any one of claims 6 to 8, wherein the mobile terminal is connectable to a specific control device among the plurality of control devices. The method according to any one of claims 6 to 8, wherein the portable terminal is connectable to any of the plurality of control devices.

Images