JP2006314404A - Medical information encapsulation apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a technique for compatibly attaining the prevention of medical information leakage and the improvement of medical treatment precision by accurately displaying only required medical information and appropriately encapsulating unneeded medical information in accordance with a person acquiring the medical information. <P>SOLUTION: This medical information encapsulation apparatus comprises: a medical information acquisition means for acquiring various kinds of the medical information; an operator information acquisition means for acquiring the information of an operator who is to acquire the medical information; a specification means for specifying the medical information to be encapsulated on the basis of the acquired information of the operator; and an encapsulation means for encapsulating the specified medical information. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a technique for concealing medical information.

  With the progress of systemization in hospitals, various systems have come into operation. For example, systems for managing medical information such as an image management system (PACS), a radiation information system (RIS), and a hospital information system (HIS) are connected to a network, and communicate with these systems using client terminals on the network. . The client terminal receives the medical information through communication with the system and displays it on the monitor.

  The medical information transmitted and received by the hospital system has a lot of information on privacy such as name, age, address, and medical condition, and it is necessary to make efforts to prevent leakage.

  As a technique for preventing leakage of medical information, when a diagnostic request form including medical information is transmitted from one terminal operated by a requesting doctor who requests a specialized diagnosis to the other terminal operated by the diagnostic doctor via a network, There is one that sets or changes the range of medical information displayed on the diagnosis request form at the terminal operated by the requesting doctor, and hides unnecessary medical information for the diagnostician (see, for example, Patent Document 1). In this technique, the medical information disclosed in the diagnosis request form and the medical information to be concealed are uniformly set in advance, and the setting can be changed manually.

JP 2003-323496 A

  Medical information must be concealed strictly, but if more information than necessary is concealed, accurate diagnosis cannot be made and medical practice may be hindered. The range of necessary medical information varies depending on the person who wants to view the medical information. For example, it is necessary for the nurse to know the patient name in order to communicate with the patient, but the patient name is unnecessary information for the doctor outside the hospital who has been requested to interpret.

  When medical information that is uniformly concealed is set as in Patent Document 1, necessary medical information cannot be obtained depending on the purpose of the person who wants to view the medical information, and depending on other purposes, it is more than necessary. Medical information will be leaked. In Patent Document 1, the disclosure range can be changed manually. However, it is inefficient for a system administrator such as an image management system (PACS), a radiation information system (RIS), or a hospital information system (HIS) to perform such an operation every time a medical information acquisition request is made.

  The present invention has been made in view of the above problems, and its purpose is to display only necessary medical information and hide unnecessary medical information in accordance with a person who acquires medical information. Thus, it is to provide a technique for achieving both prevention of leakage of medical information and improvement of medical accuracy.

  In order to solve the above problems, the invention according to claim 1 is based on medical information acquisition means for acquiring medical information, operator information acquisition means for acquiring operator information, and acquired operator information. And concealing medical information identifying means for identifying the type of medical information to be concealed, and concealing means for performing a concealing process for medical information corresponding to the identified type of medical information.

  The image processing apparatus may further include display control means for displaying the acquired medical information on a display screen, and the concealment process may change the display of medical information corresponding to the specified type of medical information to concealment display. 2).

  Output control means for outputting the acquired medical information, the concealment process changes medical information corresponding to the specified type of medical information to concealment information, and the output control means is configured to output the specified medical information. The concealment information may be output instead of the medical information corresponding to the type (corresponding to the invention of claim 3).

  The concealed medical information specifying unit includes a concealment setting table that stores in advance concealment setting information of various medical information corresponding to the operator information, and refers to the concealment setting table based on the acquired operator information, The type of medical information set to be concealed may be specified (corresponding to the invention described in claim 4).

  It further comprises display control means for displaying different types of medical information for each display screen, and the concealed medical information specifying means displays concealment setting information for various medical information corresponding to a combination of various display screens and operator information. It includes a concealment setting table to be stored, and may refer to the concealment setting table based on the type of display screen to be displayed and the acquired operator information, and specify the type of medical information that is concealed ( Equivalent to the invention of claim 5).

  The concealing means may perform the concealment process when there is an input for instructing the concealment process (corresponding to the invention of claim 6).

  In the present invention, medical information acquisition means for acquiring medical information, operator information acquisition means for acquiring operator information, and concealed medical information that identifies the type of medical information to be concealed based on the acquired operator information An information specifying means and a concealing means for concealing medical information corresponding to the specified type of medical information are provided. As a result, information other than medical information required by the operator can be concealed, information leakage prevention with high flexibility can be achieved, and both prevention of leakage of medical information and improvement of medical accuracy can be achieved.

  FIG. 1 is a block diagram showing the configuration of the client terminal. The client terminal 1 is configured by connecting a monitor 3, an input device 4 such as a keyboard and a mouse, and a printer 5 to a workstation device 2. The workstation device 2 is a computer including a processing unit 21, a main storage unit 22, an external storage unit 23, and a transmission / reception unit 24, and is connected to a system for storing medical information such as PACS, RIS, or HIS (not shown). Connected to network N.

  The processing unit 21 is a CPU, performs calculations according to a program, and controls each peripheral unit. The main storage unit 22 is a RAM such as a semiconductor memory, for example. As a work area of the processing unit 21, a program, a calculation result by calculation of the processing unit 21, or data is expanded. The transmission / reception unit 24 is a network adapter such as a LAN or a modem, for example, and receives medical information from a system that stores medical information connected to the network N.

  The external storage unit 23 is a program (hereinafter referred to as “this program”) that causes the client terminal 1 having the workstation device 2 as a main part to operate as a device for browsing medical information and hiding medical information, and an operating system program for the client terminal 1 (OS) is stored. Medical information may be stored in the external storage unit 23.

  The client terminal 1 has a function for displaying medical information, a function for specifying medical information to be concealed, and a function for concealing medical information by the processing unit 21 performing processing according to the OS and this program of the external storage unit 23. Have.

  FIG. 2 is a functional block diagram of the client terminal 1. The client terminal 1 includes a medical information acquisition unit 11 and a display control unit 12 as functions for displaying medical information, and an operator information acquisition unit 13 and a concealed medical information specification unit 14 as functions for specifying medical information to be concealed. As a function of concealing medical information, the display concealing unit 16 and the output concealing unit 17 are provided, and the output control for causing the other devices connected to the printer 5 and the network N to output medical information is performed. The unit 18 is provided. Further, the hidden medical information specifying unit 14 includes a table storage unit 15.

  The medical information acquisition unit 11 acquires medical information from the PACS, RIS, HIS, or external storage unit 23. This medical information acquisition unit 11 holds information necessary for communication such as PACS, RIS, HIS, IP address, host name, and AE title of the client terminal 1, and a database of medical information provided in the PACS, RIS, HIS The medical information stored in these systems or the external storage unit 23 is acquired. The acquired medical information is developed on the main storage unit 22.

  Medical information includes patient identification information such as patient ID, patient name, and gender, doctor in charge, date of birth, age, address, phone number, more detailed patient information such as a patient's medical condition and treatment comments, plan ID, etc. , Plan name, primary site, pathological tissue, treatment site, treatment position, plan information such as radiation irradiation plan, port ID, port name, port information such as various radiation irradiation settings, and the like.

  The display control unit 11 creates various display screens for displaying medical information and causes the monitor 3 to display the medical information. The display screen creation form is stored in the external storage unit 23 as a part of the program, and includes various variable definitions for storing medical information to be displayed, medical information type definitions stored in each variable, and variables. The display position of the stored data is defined. The display control unit 11 secures a storage area on the main storage unit 22 corresponding to various variables, reads a display screen creation form selected using the input device 4, medical information on various variables, etc. according to the form Is created, and a display screen for displaying the contents of the variable at the defined position is created and output to the monitor 3.

  Types of display screen include patient information display screen, patient information registration screen, patient information editing screen, patient information deletion screen, plan information display screen, plan information registration screen, plan information editing screen, port information display screen, port information registration Screen, port information editing screen, personal irradiation record screen, daily report list display screen that displays a list of patients treated for each date, daily report total display screen that displays the radiation usage total of the device that irradiates radiation, patient ID, Various types of medical information corresponding to the respective screens are displayed by sharing information for identifying a patient such as a patient name and sex.

  The operator information acquisition unit 13 acquires operator information. The operator information includes an operator ID input using the input device 4. When starting this program, you are first prompted to log in. The operator information acquisition unit 13 secures a storage area for storing the operator ID on the main storage unit 22 and is input when the operator inputs the operator ID using the input device 4 according to the prompt for login input. The obtained operator ID is stored in the storage area.

  The concealed medical information specifying unit 14 specifies the type of medical information to be concealed according to the operator. When specifying, a table for specifying the type of medical information to be concealed stored in the table storage unit 15 is referred to. In addition, referring to the table, the medical information to be hidden is specified according to the type of display screen to be displayed.

  FIG. 3 shows an example of the concealment setting table D1, which is a table for specifying the type of medical information to be concealed stored in the table storage unit 15. The concealment setting table D1 stores a screen number N1 indicating the type of display screen, a medical information number N2 indicating the type of medical information, an operator information number N3 indicating operator information, and concealment setting information I in pairs. ing. In other words, the concealment setting information I for various medical information is stored in correspondence with the combination of the display screen type and the operator information. The concealment setting information I indicates whether the type of medical information stored in pairs is concealment setting or non-concealment setting. In FIG. 3, the concealment setting information I is represented by “0” or “1”. “1” indicates that concealment is set, and “0” indicates non-concealment setting.

  The concealed medical information specifying unit 14 retrieves the concealment setting table D1 by using the operator information such as the input operator ID and the numbers N1 and N3 corresponding to the type of the selected display screen as search keys. Concealment setting information I for medical information is acquired, and when concealment setting information I is information indicating that concealment of medical information is set, the type of medical information paired with the concealment setting information I is concealed Extracted as the type of medical information that has been set.

  The numbers N1 to N3 are acquired from a table that defines various numbers stored in the table storage unit 15 in addition to the concealment setting table D1. The table storage unit 15 stores a table for defining the screen number N1, a table for defining the medical information type number N2, and a table for defining the operator information number N3.

  FIG. 4 is a diagram illustrating an example of the screen number table D2 that defines the screen number N1. FIG. 5 is a diagram illustrating an example of the medical information number table D3 that defines the medical information number N2. FIG. 6 is a diagram illustrating an example of the operator information number table D4 that defines the operator information number N3. As shown in FIG. 4, in the screen number table D2, various display screen items K1 and screen numbers N1 are stored in pairs. As shown in FIG. 5, in the medical information number table D3, various types of medical information are stored. Item K2 and medical information number N2 are stored in pairs. As shown in FIG. 6, in the operator information number table D4, each operator information item K3 and operator information number N3 are paired. It is remembered.

  The concealed medical information specifying unit 14 searches the displayed display screen from the item K1 of the screen number table D2, acquires the screen number N1 that is paired, and displays the displayed medical information as the item of the medical information number table D3. The paired medical information number N2 is obtained by searching from K2, and the operator information number N3 is obtained by searching for the operator information from the item K3 of the operator information number table D4.

  The display concealment unit 16 changes the display of medical information corresponding to the specified type of medical information to be concealed to concealment display. When the type of medical information to be concealed is specified, the display concealment unit 16 stores medical information corresponding to the specified type of medical information to be concealed among various variables defined in the display screen creation form. A predetermined character string or symbol different from the medical information or a combination thereof is stored in the variable for this purpose. The predetermined character strings, symbols, and combinations thereof are a predetermined number of consecutive * (asterisks), meaningless numbers generated by random number generation, and initial letters of patients and names.

  When outputting the medical information to the printer 5 or other devices, the output concealment unit 17 changes the medical information corresponding to the specified type of medical information to be concealed to concealment information. The output concealment unit 17 includes medical information corresponding to the specified type of medical information to be concealed among the medical information expanded on the main storage unit 22, and predetermined character strings and symbols different from the medical information and combinations thereof Rewrite it with the hidden information.

  The medical information developed on the main storage unit 22 is output to the printer 5 and other devices by the output control unit 18 including the transmission / reception unit 24 when the medical information is output to the printer 5 and other devices. .

  The operation of the client terminal 1 will be described with reference to FIG. FIG. 7 is a flowchart showing processing of the client terminal 1. The client terminal 1 first displays a logon screen on the monitor 3 (S01), secures a storage area for the operator ID on the main storage unit 22, and waits for the operator ID to be input. When the operator ID is input (S02), the input operator ID is stored and acquired in the secured storage area (S03).

  Next, a main screen is generated from the form of the main screen stored in the external storage unit 23 and displayed on the monitor 3 (S04). When the operator selects a display screen using the input device 4 (S05), the creation form of the selected display screen is read from the external storage unit 23, and the variable storage area defined in the creation form is mainly stored. While ensuring on the memory | storage part 22, the selected display screen is produced | generated and displayed on the monitor 3 (S06).

  When the operator performs an operation for acquiring medical information using the input device 4 (S07), a storage area for storing medical information is secured on the main storage unit 22, and medical information or a network stored in the external storage unit 23 is stored. Medical information is stored in the storage area and acquired from the PACS, RIS, and HIS connected to N (S08).

  When the medical information is acquired, the screen number table D2, the medical information number table D3, and the operator information number table D4 are read from the external storage unit 23 (S09) and paired with the displayed display screen from each of the tables D2 to D4. The acquired screen number N1, the medical information number N2 paired with the type of medical information stored in the storage area, and the operator information number N3 paired with the operator ID stored in the storage area are acquired. (S09). Further, the concealment setting table D1 is read from the external storage unit 23 (S10), and concealment setting information I of medical information to be displayed is sequentially obtained using the acquired screen number N1 and operator information number N3 as search keys (S11).

  If the acquired concealment setting information I is a non-concealment setting (S12, No), medical information corresponding to the type of medical information indicated by the medical information number N2 paired with the concealment setting information I of the non-concealment setting is stored. The medical information is stored in the variable for storing the medical information described in the display screen form, read from the area, the contents of the variable are displayed on the display screen on the monitor 3, and the medical information of the non-hiding setting is displayed as it is. (S13).

  If the acquired concealment setting information I is concealment setting (S12, Yes), a variable for storing medical information corresponding to the type of medical information indicated by the medical information number N2 paired with the concealment setting concealment setting information I A predetermined character string or symbol or a combination thereof is stored in, and the contents of the variable are displayed on the display screen on the monitor 3 to conceal the display of the concealment setting medical information (S14).

  When the display or the concealment display is completed for all the medical information to be displayed (S15, Yes), a series of processing is completed.

  Further, when the operator performs an output operation of medical information using the input device 4 (S16), the medical information storage area data corresponding to the type of medical information whose concealment setting information I is concealment setting is rewritten to concealment information. (S17) The data stored in the medical information storage area is output to the printer 5 and other devices (S18).

  8 and 9 are display examples of the display screen. FIG. 8 is a patient information display screen in which a doctor in the hospital is an operator. FIG. 9 is a patient information display screen in which the SE of the client terminal 1 is an operator. is there. The patient information display screen P is displayed in the main display screen M. On the main display screen M, an index L indicating the medical information that can be acquired and performing an operation for selecting the medical information to be acquired is also displayed. In the vicinity of the patient information display screen P, a patient information display tab T1, a plan information display tab T2, and a port information display tab T3 are arranged. The patient information display screen P is displayed by selecting the patient information display tab T1, and the plan information display screen and port information display (not shown) are displayed instead of the patient information display screen P by selecting the plan information display tab T2 and the port information display tab T3. A screen is displayed. In addition, a registration button B1, a change button B2, and a delete button B3 are arranged on the main display screen M, and a screen for registering, changing, and deleting information corresponding to the tabs T1 to T3 is displayed by a pressing operation.

  According to the example of the concealment setting table D1 shown in FIG. 3, in the line item where the screen number N1 is the patient information display screen “0001” and the operator information number N3 is the doctor “001” in the hospital, all the concealment setting information is stored. I is “0” indicating the non-hidden setting. Therefore, when a doctor in the hospital acquires medical information and displays the patient information display screen P, as shown in FIG. 8, patient ID F01, patient name F02, Kana name F03, status F04, gender F05, date of birth F06 All medical information of the doctor in charge F07, the request department F08, the ward F09, the postal code F10, the address F11, and the telephone number F12 is displayed.

  On the other hand, according to the example of the concealment setting table D1 shown in FIG. 3, in the line item where the screen number N1 is the patient information display screen “0001” and the operator information number N3 is the doctor “011” outside the hospital, the line item “101” is displayed. The concealment setting information I of “102” “109” “110” “111” is “1” indicating the concealment setting. Therefore, when a doctor outside the hospital acquires medical information and displays the patient information display screen P, as shown in FIG. 9, patient ID F01, status F04, gender F05, date of birth F06, doctor in charge F07, request The medical information of the department F08 and the ward F09 is displayed as it is, and the patient name F02, the Kana name F03, the postal code F10, the address F11, and the telephone number F12 are concealed.

  Note that the client terminal 1 may acquire the affiliation of the person who acquires the medical information as the operator information. A table for storing the operator affiliation information paired with the operator ID is stored in advance, and the operator affiliation information is stored in a pair with the concealment setting information I in the concealment setting table D1. Using the operator ID acquired by the login input as a search key, the operator affiliation information paired with the operator ID is acquired from the table storing the operator affiliation information, and the concealment setting table D1 is referred to. This is because there are many cases where medical information to be concealed differs depending on the affiliation of the person who wants to view the medical information. The affiliation includes, for example, a doctor in the hospital, a technician in the hospital, a doctor outside the hospital, a technician outside the hospital, a service person of the client terminal 1, an SE of the client terminal 1, and the like.

  Instead of specifying the operator information, the client terminal 1 that is to receive the medical information may be specified. In this case, in the concealment setting table D1, information on the client terminal 1 is stored in a pair with the concealment setting information I. This is because the operator who operates the client terminal 1 is often determined according to the environment in which the client terminal 1 is installed. For example, in the case of the client terminal 1 installed in a medical office, a doctor in the hospital often operates.

  The concealment setting information may include information on a concealment method. As a concealing method, there are a method of concealing medical information by a meaningless character string or the like, a method of initially displaying a patient's name, and the like. For example, the concealment setting information stored in the concealment setting table stores, for example, “1” indicating the concealment setting, “0” indicating the non-concealment setting, and “2” indicating the initial display, for example. Include content information.

  Alternatively, a concealment processing instruction operation using the input device 4 may be received, and this operation may be used as a trigger to change to concealment display. The medical information is displayed as it is until the concealment processing instruction operation is accepted. After the display of concealment, the concealment is canceled using the concealment release operation as a trigger. That is, the medical information is stored again in the variable defined in the display screen creation form. There are many persons belonging to the same affiliation around the client terminal 1, and it is possible to prevent unnecessary medical information from being viewed by the same affiliation.

  FIG. 10 is a diagram illustrating an example of a display screen. As shown in FIG. 10, a button B4 for requesting a concealment process is arranged on the display screen. When the button B4 is pressed, a concealment process is performed using this press as a trigger. During the concealment display, the button B4 serves as a button for canceling the concealment (not shown), and the concealment is canceled when the button is pressed.

  As described above, the client terminal 1 which is a medical information concealment apparatus acquires various medical information, acquires information on an operator who acquires medical information, and specifies medical information to be concealed based on the acquired operator information. In addition, the specified medical information is concealed. As a result, information other than medical information required by the operator can be concealed, information leakage prevention with high flexibility can be achieved, and both prevention of leakage of medical information and improvement of medical accuracy can be achieved.

It is a block diagram which shows the structure of the client terminal which concerns on this embodiment. It is a functional block diagram which shows the function of the client terminal which concerns on this embodiment. It is a figure which shows a concealment setting table. It is a figure which shows a screen number table. It is a figure which shows a medical information number table. It is a figure which shows an operator information number table. It is a flowchart figure which shows operation | movement of the client terminal which concerns on this embodiment. It is a figure which shows an example of the display screen which the client terminal concerning this embodiment displays. It is a figure which shows the other example of the display screen which the client terminal concerning this embodiment displays. It is a figure which shows the other example of the display screen which the client terminal concerning this embodiment displays.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Client terminal 11 Medical information acquisition part 12 Display control part 13 Operator information acquisition part 14 Concealed medical information specific | specification part 15 Table memory | storage part D1 Concealment setting table N1 Screen number N2 Medical information number N3 Operator information number I Concealment setting information 16 Display Concealment unit 17 Output concealment unit 18 Output control unit 2 Workstation device 21 Processing unit 22 Main storage unit 23 External storage unit 24 Transmission / reception unit 3 Monitor 4 Input device 5 Printer N network

Claims (9)

Medical information acquisition means for acquiring medical information;
Operator information acquisition means for acquiring operator information;
Concealed medical information specifying means for specifying the type of medical information to be concealed based on the acquired operator information;
A concealing means for concealing medical information corresponding to the specified type of medical information;
Providing
Medical information concealment device characterized by the above. It further comprises display control means for displaying the acquired medical information on the display screen,
The concealment process changes the display of medical information corresponding to the specified type of medical information to concealment display,
The medical information hiding apparatus according to claim 1. It further comprises output control means for outputting the acquired medical information,
The concealment process changes the medical information corresponding to the specified type of medical information to concealment information,
The output control means outputs the concealment information instead of the medical information corresponding to the specified type of medical information;
The medical information hiding apparatus according to claim 1. The concealed medical information specifying means includes:
A type of medical information that is concealed by including a concealment setting table that stores in advance concealment setting information of various medical information corresponding to the information of the operator, referring to the concealment setting table based on the acquired operator information Identifying
The medical information hiding apparatus according to claim 1. It further comprises display control means for displaying different types of medical information for each display screen,
The concealed medical information specifying means includes:
A concealment setting table for storing concealment setting information of various medical information corresponding to a combination of various display screens and operator information, and the concealment setting table based on the type of display screen to be displayed and the acquired operator information To identify the type of medical information set to be concealed,
The medical information hiding apparatus according to claim 1. The concealment means performs the concealment process when there is an input for instructing the concealment process;
The medical information concealment device according to claim 2. The concealing means performs the concealment process when there is an input for instructing the concealment process, and changes the concealment display to the specified medical information when there is an input for instructing to cancel the concealment display. ,
The medical information concealment device according to claim 2. The concealment display is a display of a character string or a symbol string or a combination thereof different from the display of the specified medical information;
The medical information concealment device according to claim 2. The concealment information is a character string or a symbol different from the specified medical information or a combination thereof;
The medical information hiding apparatus according to claim 3.

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