JP2003220054A - Medical image reading system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To save labor for maintenance, to reduce cost, to make it possible to quickly respond when error occurs, and to maintain units constituting a medical image reading system at optimal conditions. <P>SOLUTION: In device information totalizing processing, the control section 11 of the controller 1 stores error information the controller 1, a reserve device 2 and a reader 3 in a error-log information table on the devices. Totalizing numbers of error occurring times on respective error items to display error-log information display on the display section 13. The control section 11 receives operation information from the reader 3 to store the operation information in a reader-log information table, totalizes the amounts of the operations of operation contents, stores newly received operation information in RAM 16 and reads out the reader log informations stored in the reader log information table and the new operation information stored in the RAM 16 to display a reader log information display image on the display section 13. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a medical image reading system for taking or reading a medical image of a subject.

[0002]

2. Description of the Related Art Conventionally, a photostimulable phosphor plate, on which a medical image is imaged, is irradiated with excitation light by using X-rays, which is a kind of radiation, to generate photostimulable light. A medical image reading device that receives a medical image by receiving light with a light receiving element, a reservation device that reserves a medical image reading in the medical image reading device, and a management image that controls and manages the medical image reading device A reading system has been devised.

[0003]

However, in the conventional medical image reading system, for example, when a communication error or the like occurs in the medical image reading system, it is necessary to identify the device causing the error. , It is necessary to take measures to eliminate errors after inspecting each device that constitutes the medical image system by a service person, and the labor and cost required for system maintenance are large,
Also, it was difficult to respond quickly when an error occurred.

An object of the present invention is to reduce the labor and cost of maintenance in a medical image reading system and to make it possible to promptly respond to an error when it occurs so that each device constituting the medical image reading system is in an optimum state. Is to maintain.

[0005]

In order to solve the above problems, the present invention has the following features.

According to the first aspect of the present invention, a reservation device for managing reservation information, a medical image reading device for reading a medical image taken by using radiation according to the reservation information, and a medical image reading device are managed. In the medical image reading system, the reservation device includes a first transmitting unit that transmits error information of the own device to the management device, and the medical image reading device includes an error of the own device. A second transmission unit that transmits information and operation information to the management apparatus, wherein the management apparatus receives error information of the reservation apparatus from the reservation apparatus, and the medical image reading apparatus from the medical image reading apparatus. Error information and operation information of the receiving device, and the error information of the reservation device, the medical image reading device, and its own device, and for each device, the error information It is characterized in that and a collecting unit that aggregates the operation information of the medical image reading apparatus for each operation content.

According to the first aspect of the present invention, the error information of each device constituting the medical image reading system and the operation information of the medical image reading device can be automatically totaled, so that the cause of the error in the system is generated. Can be revealed. This allows the system administrator to understand the status of each device, eliminate errors for each device, and quickly respond to the wear condition of the medical image reading device, and maintain each device in an optimal state. Can be managed.

According to a second aspect of the present invention, in the first aspect of the invention, there is further provided storage means for storing the totalized result by the totalizing means in a non-volatile memory detachably provided in the management device. It has a feature.

According to the second aspect of the invention, the data of the counting result by the counting means is not lost when an abnormality occurs in the management apparatus main body. Further, by collecting and totalizing the non-volatile memories of the plurality of management devices, it is possible to collectively manage the states of the plurality of management devices, the medical image reading device, and the reservation device.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described in detail below with reference to the drawings. Where the above claims,
Further, in each of the following embodiments, the reservation information is information for making a reservation for photographing by the medical image reading apparatus, and includes photographing order, photographing contents, subject information, and the like. Also,
The error information is information about an error that has occurred in the management device, the medical image reading device, and the reservation device, and the operation information is information indicating the operation content and the number of operations of the medical image reading device. The controller 1, the reservation device 2, and the reader 3 in each of the following embodiments have the functions of the management device, the reservation device, and the medical image reading device in the above claims.

FIG. 1 is a diagram showing the overall configuration of a medical image reading system 100. As shown in FIG. 1, the medical image reading system 100 is configured such that a controller 1 and a reservation device 2 are connected to each other via a network N so as to be able to exchange data with each other. Further, the controller 1 is connected to the reader 3 via the cable C and manages the reader 3. The medical image reading system 100 is built inside and outside a hospital. In addition, in FIG. 1, one controller 1, one reservation device 2, and one reader 3 are illustrated, but the number of these devices is not particularly limited.

The controller 1 is connected to a reader 3 installed in a separate room via a cable C and is connected to a reservation device 2 via a network N, and controls the reader 3 according to an input instruction from a radiologist. Specifically, the reservation information is received from the reservation device 2, and the reader 3 is operated according to the reservation information and the input instruction from the radiologist. Further, the digital imaged medical image data received from the reader 3 is once stored in the memory and subjected to image processing, and the image-processed medical image data is displayed or further image processing is performed.

Further, the controller 1 receives error information from the reservation device 2 and executes a device information totaling process in accordance with an input instruction from a serviceman of a management company of the medical image management system 100. The controller 1 includes a storage unit 17
The log information DB 17a is stored in (see FIG. 2). The error log information table and the reader log information table shown in FIG. 4 are stored in the log information DB 17a. The error log information table stores the total number of errors for each error item, and the reader log information table stores operation information of the reader 3.

Here, the reservation information includes, for example, ID information for identifying the patient as a subject, the name of the patient, the photographing order,
The information includes information on an imaged site, a disease name, and the amount of radiation (for example, the actual radiation is often determined by a radiologist), which can be estimated from the imaged site. When there are a plurality of readers 3, ID information for identifying the readers is further included. The error information includes, for example, a program error, a H / W error, and a control error that have occurred in the controller 1, the reservation device 2, and the reader 3, and the error information is the error log information table (see FIG. 4).
(See (a)). Further, the operation information includes, for example, the number of times of reading and erasing the medical image, as well as information such as the cumulative dose of irradiation dose and polygon mirror energization time. This operation information includes ID information of the reader 3 (see FIG. 3). 4, serial number), shipping date, installation date, and other information are written in the reader log information table (see FIG. 4B).

The device information totaling process may be executed by a service person or the like of the management company of the medical image reading system 100 by inputting a password or ID information of the service person into the controller 1.

In the device information totaling process, the controller 1 stores the error information of the controller 1, the reservation device 2, and the reader 3 for each device in the log information DB 17a.
(See FIG. 2) and the number of errors that occurred is totaled for each error item. Hereinafter, the aggregation result of error information by the controller 1 is referred to as error log information, and the aggregation result of operation information of the reader 3 is referred to as reader log information. In addition, the controller 1 displays an error log information display screen (see FIG. 3A) and a reader log information display screen (see FIG. 3B) in accordance with an instruction input by a service engineer (see FIG. 2).
(See) to notify you.

The reservation device 2 receives reservation information regarding imaging of a medical image by a patient or the like, and transmits the inputted reservation information to the controller 1 via the network N. In addition, error information is transmitted to the controller 1 each time an error occurs in the reservation device 2. That is, the reservation device 2
Has a function as a first transmitting unit.

The reader 3 is a medical image reading apparatus having an X-ray irradiating section 31, and when the X-ray irradiating section 31 irradiates X-rays in accordance with an instruction input from the controller 1, one of the irradiation ray energy is When the excitation light such as laser light is irradiated, the stimulable phosphor that exhibits stimulated emission according to the accumulated radiation energy is used to stack the stimulable phosphor on the support. The sheet-shaped photostimulable phosphor plate is formed by temporarily accumulating radiation image information of a subject such as a human body by the X-rays emitted from the X-ray irradiator 31, and a laser beam is scanned using the polygon mirror. Then, the stimulated emission light is sequentially emitted, and the stimulated emission light is photoelectrically sequentially read to obtain an image signal. The reader 3 transmits the image signal thus obtained as medical image data to the controller 1 via the cable C. Then, the reader 3 irradiates the phosphor plate after reading the image signal with the erasing light to release the radiation energy remaining on the plate to prepare for the next imaging.

When the reader 3 is operated by the instruction input from the controller 1, the reader 3 transmits the data of the operation content and the operation amount to the controller 1 via the cable C. Also, each time an error occurs in the reader 3, the error information is transmitted to the controller 1. That is, the reader 3 has a function as a second transmission unit.

The configuration and operation of the controller 1 will be described in detail below with reference to the drawings. FIG. 2 is a block diagram showing a functional configuration of the controller 1. As shown in FIG. 2, the controller 1 includes a control unit 11, an input unit 12, a display unit 13, an I / F 14, a communication control unit 15, a RAM 16, and a storage unit 17, and each unit is connected by a bus 18. There is.

The control unit 11 includes a CPU (Central Processi).
ng Unit) and the like, and reads the system program and various control programs stored in the storage unit 17, loads them into the RAM 16, and centrally controls the operation of each unit according to the control program. In addition, the control unit 11 is a RAM
Various processes are executed according to the program expanded in 16,
The processing result is temporarily stored in the RAM 16, and
It is displayed on the display unit 13. The control unit 11 specifically,
The device information totalization program is read from the storage unit 17 and the device information totalization process is executed. That is, the control unit 11
Has a function as a counting means.

In the device information totaling process, the control unit 11 controls the error information of the controller 1 itself and the reservation device 2.
The error information received from the reader 3 is stored in the error log information table of the log information DB 17a in the storage unit 17 for each device, and the number of error occurrences for each error item is totaled. In addition, when there is an input instruction from the service person from the input unit 12, an error log information display screen (see FIG. 3A).
Is displayed on the display unit 13 to notify the serviceman of the error log information.

Further, when the control section 11 receives the operation information received from the reader 3 each time the reader 3 is operated via the I / F 14, the operation amount for each operation content indicated by the newly received operation information. Is stored in the reader log information table of the log information DB 17a, and a new operating amount is added to the total for each operating content to total the operating amount for each operating content. Then, in response to the instruction input by the service person from the input unit 12, the newly received operation information and the cumulative operation information are read from the reader log information table, and the reader log information display screen (see FIG. 3B) is displayed. It is displayed on the display unit 13.

In FIG. 3A, the display unit 1 is controlled by the control unit 11.
3 is a diagram showing an error log information display screen displayed in FIG. 3, and FIG. 3B is a diagram showing a reader log information display screen. As shown in FIG. 3A, the control unit 11 causes the error log information display screen to display a total of error items and error occurrence counts for each device. Also, although not shown,
If necessary, the update history of the error log information (including update date and time, update content, etc.) can be displayed.

On the other hand, on the leader log information display screen,
As shown in FIG. 3B, the control unit 11 controls the I
In addition to the serial number, which is D information, the shipping date and the installation date, the number of times the reader 3 is newly operated and executed, the polygon mirror energization time, the number of medical image readings up to the present, and the polygon mirror energization time. , X-ray irradiation dose, total number of times of erasing medical images recorded on the phosphor plate, and total amount are displayed. Although not shown, an update history of the reader log information (including update date and time, update content, etc.) can be displayed if necessary.

Here, referring to FIG. 4, the log information DB1
The table stored in 7a will be described. Figure 4
FIG. 4A is a diagram showing an error log information table, and FIG. 4B is a diagram showing a reader log information table.
As shown in FIG. 4A, in the error log information table, the number of error occurrences of each device constituting the medical image reading system 100 is aggregated and stored for each error item in a certain period. Although not shown, the update history of the error log information table is also stored.

Further, as shown in FIG. 4B, the reader log information table includes the serial number of the reader 3, the shipping date, the installation date, the number of times the medical image is read by the reader 3 and the polygon mirror energization. The time, the total number of irradiation doses, and the total amount are stored. FIG. 4B shows a reader log information table when there are three readers 3A, 3B, and 3C, and the reader log information for each reader is aggregated. The control unit 11 is shown in FIG.
The error log information and the reader log information stored in the error log information table and the reader log information table shown in FIG. 4 are read out and the screen shown in FIG. 4 is displayed. Although not shown, the update history of the reader log information table is also stored.

The input unit 12 includes a keyboard provided with cursor keys, numeral input keys, various function keys, etc., and outputs a depression signal corresponding to a key depressed by the keyboard to the control unit 11. The input unit 12 may include a mouse, a pointing device such as a touch panel, or other input device, as necessary.

The display unit 13 is an LCD (Liquid Crystal D).
isplay), a CRT (Cathode Ray Tube), etc., and the display unit 13 displays input instructions and data from the input unit 13 in accordance with the instruction of the display signal input from the control unit 11.
To display.

The I / F 14 is an interface for the controller 1 to connect to the reader 3 via the cable C, acquires medical image data and error information from the reader 3, and responds to instruction input data from the control unit 11. Then, the medical image data is output to the display unit 13, the storage unit 17, and the like.
That is, the I / F 14 functions as a receiving unit together with the communication control unit 15.

The communication controller 15 is composed of a LAN adapter, a router, a TA (Terminal Adopter), etc., and controls communication with each device connected to the network N via a leased line or a communication line such as an ISDN line. To do.

A RAM (Random Access Memory) 16 is
In various processes controlled to be executed by the control unit 11, a temporary storage area for the system program, control program, input or output data, parameters, etc., which can be executed on the controller 1 and is read from the storage unit 17 is formed. .

The storage unit 17 is composed of a non-volatile semiconductor memory such as an HD (Hard Disc) and has a controller 1
The system program corresponding to, the various processing programs corresponding to the system program, the processing result, and the like are stored. In addition, it has a recording medium (not shown) in which programs and data are stored in advance, and this recording medium is a magnetic or optical recording medium or a non-volatile memory composed of a semiconductor memory. This recording medium is a storage unit 1.
It is fixedly attached to 7 or detachably mounted.
These various programs are stored in the form of a readable program code, and the control unit 11 sequentially executes operations according to the program code.

Specifically, the storage unit 17 stores a device information collection processing program used in the device information collection processing. In addition, a log DB 17a (see FIG. 2) that stores the processing result of the device information collection process is stored in the storage medium, and an error log information table and a reader log information table (see FIG. 4) are further stored in the log DB 17a. is doing. That is, the storage unit 17 has a function as a storage unit.

The network N is a communication network constructed using a leased line or an existing general public line,
Various line configurations such as LAN and WAN can be applied. The network N is, for example, a telephone line network,
It includes various communication line networks such as an ISDN line network, a leased line, a mobile communication network, a communication satellite line, and a CATV line network, and an Internet service provider connecting them. Further, although FIG. 1 shows an example in which each device and terminal are connected by wire, wireless connection may be used.
However, from the viewpoint of reliability of information management, it is desirable that the network secures security so that only specific users can access it.

As described above, the controller 1 of the controller 1
In the device information totaling process, the storage unit 1 stores error information of the controller 1, the reservation device 2, and the reader 3 for each device.
It is stored in the error log information table of the log information DB 17a in 7, the number of error occurrences for each error item is totaled, and the error log information display screen is displayed on the display unit 13. Also,
When the control unit 11 receives the operation information from the reader 3, the control unit 11 stores the newly received operation information in the reader log information table, stores the movement information in the reader log information table of the log information DB 17a, and operates by operation content. The working amount is totaled, and the working amount and the new working amount for each working content after totaling are displayed on the display unit 13 on the reader log information display screen.

As a result, the error log information is automatically and promptly notified to the operator of the controller 1, so that it is possible to promptly take corrective action according to the error item. For example, when a communication error or the like occurs in the medical image reading system 100, it is not necessary for a serviceman to inspect each device, and it is possible to automatically identify in which device the error occurs. 10
It is possible to reduce the labor of maintenance of each device constituting 0 and to reduce costs such as labor cost.

Further, by displaying the leader log information on the display unit 13, the service person can know the consumption state of the reader 3 based on the leader log information, and in the reader 3, replacement of consumable parts and consumable parts can be performed. Can be quickly replenished, and the reader 3 can be maintained in an optimum state.

Further, by managing the information of the X-ray irradiation dose, it is possible to easily manage the health safety of the radiologist who often works near the reader 3 and the work contents of the radiologist. Become.

In the above embodiment, the reader 3 is described as an example of the medical image reading apparatus for photographing and reading a medical image, but the medical image reading apparatus is not limited to this and the photographed medical image is taken. Any device can be used.

In the above embodiment, the storage medium stored in the storage unit 17 is fixedly or detachably mounted in the storage unit 17, but the log DB 17a is
It is preferable that the memory is a non-volatile memory that is detachably attached to the storage unit 17 and retains the read data even after the necessary log information is read from the log DB 17a by the control unit 11 of the controller 1. As a result, even if the HD of the controller 1 crashes, for example, there is no fear that the data of the processing result of the device information collection processing will be lost. Also,
The log DB 17a is a storage medium that can be attached to and detached from the controller 1.
By storing the log information obtained by the plurality of controllers 1 further, the log information of the plurality of controllers 1 and the reservation devices 2 and the readers 3 connected to each of these controllers 1 can be stored. Therefore, it is possible to collectively grasp the states of the respective devices and maintain the respective devices in the optimum state.

Further, in the above embodiment, the detailed configuration and the detailed operation of the medical image reading system 100 can be appropriately changed without departing from the gist of the present invention.

[0043]

According to the invention described in claim 1, since the error information of each device constituting the medical image reading system and the operation information of the medical image reading device can be automatically totaled, the error in the system can be eliminated. The cause of occurrence can be clarified.
This allows the system administrator to understand the status of each device,
It is possible to eliminate the error of each device and to quickly deal with the consumption condition of the medical image reading device, and it is possible to maintain and manage each device in an optimum state.

According to the second aspect of the invention, the data of the counting result by the counting means is not lost when an abnormality occurs in the management apparatus body. Further, by collecting and totalizing the non-volatile memories of the plurality of management devices, it is possible to collectively manage the states of the plurality of management devices, the medical image reading device, and the reservation device.

[Brief description of drawings]

FIG. 1 is a diagram showing an overall configuration of a medical image reading system 100.

FIG. 2 is a block diagram showing a functional configuration of a controller 1 of FIG.

FIG. 3 is a diagram showing a screen display example of log information in the controller 1 of FIG.

4 is a diagram showing an error log information table and a reader log information table stored in a log information DB 17a shown in FIG.

[Explanation of symbols] 1 controller 2 Reservation device 3 leader 31 X-ray irradiation unit 11 Control unit 12 Input section 13 Display 14 I / F 15 Communication control unit 16 RAM 17 Memory 17a Error information DB 18 bus 100 medical image reading system C cable N network

Claims (2)

[Claims] 1. A reservation device for managing reservation information, a medical image reading device for reading a medical image taken by using radiation according to the reservation information, and a management device for managing the medical image reading device. In the medical image reading system provided, the reservation device includes a first transmitting unit that transmits error information of the own device to the management device, and the medical image reading device includes error information and operation information of the own device. A second transmitting unit for transmitting to the management apparatus, wherein the management apparatus receives error information of the reservation apparatus from the reservation apparatus, and error information and operation information of the medical image reading apparatus from the medical image reading apparatus. Error information of the reservation device, the medical image reading device, and the self device, and collects the error information of each device for each error content and A medical image reading system comprising: a counting unit that counts the operation information of the capturing device for each operation content. 2. The medical image reading system according to claim 1, further comprising storage means for storing the totalized result by the totalizing means in a non-volatile memory detachably provided in the management device.