JP2006024074A - Medical information system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To continuously and seamlessly manage the input, reference or the like of the medical information of a pertinent Web page even when a terminal in use is changed. <P>SOLUTION: It is possible for a medical worker to get access to a medical information storage means by using a portable information processing means or an information processing terminal such as a notebook-size PC or a desk top PC to refer to or input medical information at an arbitrary place. At the time of referring to the past image of a patient while inputting the body temperature of the patient by using the portable information processing means, the portable information processing means is logged out, and logged in again from an information processing means such as a PC installed in a nurse station or a bed side terminal for a patient close-by. In this case, since the access state when the portable information processing means is logged out is recorded in an access state recording means, a control means makes the information processing means seamlessly display the sequel to the Web page such as the patient information or nursing records viewed by the portable information processing terminal on the basis of the information of the access state. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a medical information system that refers to electronic medical information or inputs new information thereto, and refers to medical information at an arbitrary location without specifying a location. It relates to a medical information system that can.

  Computerization is also progressing in recent medical practice, and medical information such as medical records and patient information is digitized and connected through a network to share information. In the medical field, a medical information system is provided in which medical information such as patient information can be input and referenced using a world wide web (Web) server. In such a medical information system, a medical information worker such as a nurse often uses a portable information terminal such as a PDA (Personal Digital Assistant) in order to input a nursing record at a ward patrol destination or the like.

Medical information capable of creating a diagnostic report at an arbitrary location without specifying the interpretation location by accessing the image storage means using a portable portable information terminal (for example, a mobile device such as a PDA). A system is described in US Pat.
JP 2003-141250 A

  Patient information provided by a Web server is often composed of several layers (Web pages). A portable terminal such as a PDA has a small display area, and some web pages may be viewed on a large screen. To use a large display, for example, a personal computer installed in a nurse station or the like Information processing terminals must be used, and since patient information is composed of web pages, if the terminal being used is replaced, the corresponding patient web page must be searched from the beginning. The work was troublesome.

  The present invention has been made in view of the above points, and even when a terminal being used is exchanged, medical information that can continuously and seamlessly operate input / reference of medical information on a corresponding Web page. The purpose is to provide a system.

A first feature of the medical information system according to the present invention is medical information storage means for storing digitized medical information, information processing means configured to be accessible to the medical information storage means, and the medical information storage Portable portable information processing means configured to be accessible to the means; access status recording means for recording access status from the information processing means and the portable information processing means to the medical information storage means; and the access status recording And a control means for controlling the contents of the medical information provided from the medical information storage means to the information processing means and the portable information processing means based on access state information recorded in the means.
Medical workers such as doctors, nurses, and technicians can access medical information storage means using portable portable information processing means (for example, mobile devices). It is possible to refer to medical information digitized at a place and to additionally input new information. When you want to refer to past patient images while entering the patient's body temperature etc. using the portable information processing means, log out the portable information processing means, and the PC or nearby patient installed in the nurse station By logging in again from the information processing means such as a bedside terminal, the access status at the time of logout is recorded in the access status recording means. It is possible to seamlessly display the continuation of the web page such as the patient information and nursing records that were viewed on the information processing means.

  A second feature of the medical information system according to the present invention is that, in the medical information system described in the first feature, the access status recording means is accessed using the information processing means and the portable information processing means. The user information at the time of access is recorded as the access state at the time, and the control means links the contents for displaying the medical information in units of users based on the user information, and the information processing means and the portable information processing means It is to be displayed. The access information recording means manages the access status for each user and records the access status in a user management table or the like. When the user logs in from which terminal and confirms that it is the same as the user who accessed last time, the Web page is automatically updated based on the previous access information and displayed on the terminal.

  A third feature of the medical information system according to the present invention is that, in the medical information system described in the first feature, the access status recording means is accessed using the information processing means and the portable information processing means. The user information and device information at the time of access are recorded as the access state at the time, and the control means displays the content for displaying the medical information in units of users based on the user information for continuous access by the same user. The device information is converted into a display style suitable for a terminal and displayed on the information processing means and the portable information processing means. The access information recording means records and manages device information as well as user information, and displays a Web page that matches a display style suitable for the device information terminal.

  A fourth feature of the medical information system according to the present invention is the medical information system described in the second feature or the third feature, wherein the access state recording means is the information processing means for the medical information storage means. And when the access from the portable information processing means is completed, the user information is recorded as the access state. In this case, the access state recording means records user information as an access state at the end of access, and uses the information at the next access.

  According to this invention, even when a terminal in use is replaced, it is possible to continuously and seamlessly operate medical information input / reference of the corresponding Web page.

  Hereinafter, preferred embodiments of a medical information system according to the present invention will be described with reference to the accompanying drawings. FIG. 1 is a diagram showing an outline of the overall configuration of the medical information system of the present invention. This medical information system can refer to medical information using each device and mobile device connected to a high-speed network built in one hospital, and can additionally input new information to this medical information. It is.

  As shown in FIG. 1, the medical information system according to the present invention performs wireless communication between a portable portable information terminal 10 that can input / reference medical information such as patient information and the portable information terminal 10. An access point 11 that is used to connect to a high-speed network, an information processing terminal 12 such as a personal computer installed in a nurse station, a patient information database 13 that stores electronic patient information, and a patient information database 13 A management server 14 that manages access rights to the user and creates a Web page based on patient information, and a high-speed network 15 that connects the access point 11, the information processing terminal 12, the management server 14, and the like. ing.

  The high-speed network 15 is a high-speed local area network (LAN) configured using an optical fiber or the like as a transmission line. In addition to this, hospital information systems (HIS: Hospital Information System) that have accumulated electronic medical records, etc., radiology information systems (RIS: Radiological Information System) provided in the radiology department, each hospital (nurse station and examination room) In some cases, information processing terminals such as personal computers and peripheral devices such as printers are connected via the high-speed network 15.

  The portable information terminal 10 is a portable mobile device composed of a PDA or the like for a health care worker such as a nurse to input nursing records at a ward patrol destination or the like, and has a wireless LAN interface. The access point 11 is installed at a main location of the ward, performs wireless communication with the wireless LAN interface of the portable information terminal 10, and connects the portable information terminal 10 to the high-speed network 15. The information processing terminal 12 is directly operated by a medical staff such as a doctor or a nurse, and is provided in an examination room or a hospital room in a hospital in order to input / reference patient information. It may be a notebook PC or a desktop PC. The information processing terminal 12 is also provided with a wireless LAN interface, and can be connected to the high-speed network 15 and the portable information terminal 10 via the wireless LAN interface and the access point 11.

  The patient information database 13 includes patient information such as patient ID, name, gender, date of birth and age, nursing records, medical history, examination order information (medical appointment information, for example, X-ray photography of the chest), etc. Various patient information such as medical information is stored.

  The management server 14 includes a user management table 141 that records accessible user authentication information, a user management unit 142 that authenticates the user who has accessed, and an access status record that records the user's access status to the management server 14. Table 143, access state recording unit 144 that records in the access state recording table 143 information on which terminal the accessed user has logged in from, and the authentication result and access state from the user management unit 142 The web page 146 is automatically updated based on the access information from the recording unit 144, and includes a generation unit 145 for displaying on the accessed terminal.

  Next, the operation of the medical information system of FIG. 1 will be described using the flowchart of FIG. FIG. 2 is a diagram illustrating an example in which patient information is input / displayed by exchanging a portable information terminal and an information processing terminal. FIG. 3 is a diagram illustrating an example of processing executed between the portable information terminal and the management server. FIG. 4 is a diagram illustrating a specific example in which patient information is input / displayed by exchanging a portable information terminal and an information processing terminal. Here, it is assumed that the personal digital assistant A (PDA) includes a 320 × 240 pixel display, and the information processing terminal (PC) includes a 1024 × 768 pixel display.

  First, in the first step S20, a medical worker (user A) takes the portable information terminal 10 (terminal A) equipped with a wireless LAN interface to the room where the access point 11 is provided, where the portable information The terminal 10 is operated and the access point detection button on the screen is clicked. Then, the nearby access point 11 is detected by the wireless LAN interface of the portable information terminal 10, and the connection between the portable information terminal 10 and the high-speed network 15 is established. When the LAN connection is established between the portable information terminal 10 and the management server 14, the management server 14 requests the portable information terminal 10 to transmit a device ID for security authentication.

  The portable information terminal 10 requested to send the device ID outputs the device ID. The management server 14 that has received the device ID determines whether or not the device ID has an access right to the management server 14. If there is no access right, access from the device ID is rejected. On the other hand, if there is an access right, the portable information terminal 10 logs into the management server 14 as shown in step S31 of FIG. At this time, the management server 14 stores the device ID of the portable information terminal 10 as the accessed device and the time of the time server (not shown) at that time as one access status record data as the access time in the access status record table. The user A records the session and confirms the session as shown in step S32 of FIG.

  As shown in step S33 of FIG. 3, the management server 14 holds the session of the user A and requests the portable information terminal 10 to input the input person ID and password. As a result, a window for requesting the input user ID and password is displayed on the screen of the portable information terminal 10. The user A who is a medical worker inputs an input person ID and a password at a predetermined portion of this window, and clicks a transmission button. Then, the portable information terminal 10 transmits the input person ID and password to the management server 14.

  The management server 14 performs personal authentication based on the received input person ID and password, and checks the security level of the person based on a personal security database (not shown). When the security level is “1” and there is an input right, the portable information terminal 10 is allowed to input and refer to the patient information database 13 and the authentication of the user A is completed. When the authentication of the user A is completed, the management server 14 transmits and displays the patient list on the portable information terminal 10 when the input and reference permission are given. The medical worker user A selects the patient A to be referred to from the patient list displayed on the portable information terminal 10. Thereby, a patient selection screen showing the patient ID and the patient name as shown in the display screen 40 of FIG. 4 is displayed.

  In step S21, when patient A is selected, today's temperature plate of patient A is referred to and displayed as patient information on display screen 41 in FIG. At this time, the medical staff can write information such as various examination results on the read temperature plate. The written information is reflected as the contents of the patient information database 13 via the high-speed network 15 and the management server 14.

  In step S22, the medical staff inputs the body temperature of patient A today on the temperature plate as shown in the display screen 41 of FIG. As a result, the input body temperature of today is displayed on the display screen 41. When the input of the body temperature of the patient A is completed, the medical worker turns off the portable information terminal 10 in step S35. Thereby, the management server 14 cut | disconnects the session between the portable information terminals 10 of the user A by step S36. Thereby, in step S37, the portable information terminal 10 of the user A logs out access to the management server 14 as shown in step S37.

  In step S23, the user A of the medical staff logs in to the management server 14 again using the information processing terminal 12 installed in the nurse station, the examination room, the hospital room, or the like. After logging in, the management server 14 accesses the device ID of the information processing terminal 12 as the accessed device in the same manner as described above and the time of the time server (not shown) at that time as one access status record data as the access time. The information is recorded in the status record table, and the user A confirms the session as shown in step S32 of FIG.

  As shown in step S <b> 33 of FIG. 3, the management server 14 holds the session of the user A and requests the information processing terminal 12 to input the input person ID and password. As a result, a window for requesting the input person ID and password is displayed on the screen of the information processing terminal 12. The user A who is a medical worker inputs an input person ID and a password at a predetermined portion of this window, and clicks a transmission button. Then, from the information processing terminal 12, the input person ID and password are transmitted to the management server 14.

  The management server 14 performs personal authentication based on the received input person ID and password, and checks the security level of the person based on a personal security database (not shown). When the security level is “1”, the user has the input right, and the access state of the user A is recorded in the access state record table 143, the management server 14 An input and reference to the information database 13 is permitted, and the last Web page 146 that was accessed last time, that is, a screen for displaying the body temperature and temperature of the patient A today is created, and this is displayed as shown in FIG. To display the image 12a. Accordingly, the user A who is a medical worker can seamlessly and immediately refer to the display screen at the time of logout, which is the Web page 146 input and referred to by the portable information terminal 10 last time.

  In step S24, the user A who is a medical worker displays the past nursing record of the patient A using the information processing terminal 12 installed in the nurse station, the examination room, the hospital room, or the like. As a result, the management server 14 creates a screen for displaying the past nursing record of the patient A on the Web page 146, and transmits it to the information processing terminal 12 for display as shown in FIG. Accordingly, the user A who is a medical worker can refer to the past nursing record of the patient A using the information processing terminal 12.

  In step S <b> 25, the user A of the medical staff uses the information processing terminal 12 to display the patient's A today's nursing record again. As a result, the management server 14 transmits a screen for today's nursing record display of the patient A already created on the Web page 146 to the information processing terminal 12 as shown in FIG. 4 to display the image 12b. Then, the user A who is a medical worker turns off the information processing terminal 12. As a result, the management server 14 disconnects the session with the information processing terminal 12 of the user A, and logs out access to the management server 14 of the information processing terminal 12 of the user A.

  In step S <b> 26, the user A who is a medical worker logs in to the management server 14 again using the portable information terminal 10. After login, the management server 14 accesses the device ID of the portable information terminal 10 as the accessed device in the same manner as described above and the time of the time server (not shown) at that time as one access status record data as the access time. The information is recorded in the status record table, and the user A confirms the session as shown in step S32 of FIG.

  The management server 14 holds the session of the user A and requests the portable information terminal 10 to input the input person ID and password. As a result, a window for requesting the input user ID and password is displayed on the screen of the portable information terminal 10. The user A who is a medical worker inputs the input person ID and the password at a predetermined portion of the window and clicks the transmission button. Then, the portable information terminal 10 transmits the input person ID and password to the management server 14.

  The management server 14 performs personal authentication based on the received input person ID and password, and checks the security level of the person based on a personal security database (not shown). If the security level is “1”, the user has the input right, and the access status of the user A is recorded in the access status record table 143, the management server 14 An input and reference to the information database 13 is permitted, and the last Web page 146 that was accessed last time, that is, a screen of the patient A's today's nursing record display, is created, and this is shown in FIG. And the display screen 42 is displayed. Accordingly, the user A who is a medical worker can seamlessly and immediately refer to the display screen at the time of logout, which is the Web page 146 input and referred to by the information processing terminal 12 last time.

  That is, according to this embodiment, even when the terminal being used is replaced, by selecting the patient A again, it is possible to always obtain continuous content from the server regardless of the terminal to be used. The medical staff can use the portable information terminal 10 to write information such as various examination results to the read today's nursing record. The written information is reflected as the contents of the patient information database 13 via the high-speed network 15 and the management server 14.

  In the above-described embodiment, the case where the user A of the medical worker uses the same portable information terminal 10 has been described. However, when the user B of the different medical worker uses the same portable information terminal 10, FIG. ), Login, session confirmation, session holding, session disconnection, logout, etc. are performed for user B, and the access state is recorded. Therefore, even if the user using the terminal exchanges, the content is always continuous. Can be acquired from the server, and the display screen when the user logs out can be displayed seamlessly.

  In the above-described embodiment, instead of the wireless LAN interface, an interface corresponding to a short-range wireless communication system called Bluetooth can be provided as a wireless communication system.

  According to the above-described embodiment, when patient information is input using a PDA at the patient's bedside or the like and later returned to the nurse station, the continuation is transferred to the large screen arranged in the nurse station. Reference / input is possible using a PC. Further, when called while browsing / inputting on the PC, it is also possible to refer / input the continuation with the PDA at the called destination. Moreover, according to the above-mentioned embodiment, since the input / output of medical information can be recorded for each medical worker and the usage history for each user can be held, the behavior of the medical worker can be tracked later. it can.

It is a figure which shows the outline of the whole structure of the medical information system of this invention. It is a figure which shows an example at the time of exchanging a portable information terminal and an information processing terminal, and inputting / displaying patient information. It is a figure which shows an example of the process performed between a portable information terminal and a management server. It is a figure which shows the specific example in the case of exchanging a portable information terminal and an information processing terminal, and inputting / displaying patient information.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Portable information terminal 11 ... Access point 12 ... Information processing terminal 13 ... Patient information database 15 ... High-speed network 14 ... Management server 141 ... User management table 142 ... User management means 143 ... Access status recording table 144 ... Access status recording means 145 ... Generating means 146 ... Web page

Claims (4)

Medical information storage means for storing electronic medical information;
Information processing means configured to be accessible to the medical information storage means;
Portable portable information processing means configured to be accessible to the medical information storage means;
An access status recording means for recording an access status from the information processing means and the portable information processing means to the medical information storage means;
Control means for controlling the contents of the medical information to be provided from the medical information storage means to the information processing means and the portable information processing means based on the access status information recorded in the access status recording means. A medical information system characterized by   The medical information system according to claim 1, wherein the access state recording unit records user information at the time of access as the access state when accessed using the information processing unit and the portable information processing unit, The medical information system characterized in that the control means displays the medical information display content in cooperation with each other on the basis of the user information on the information processing means and the portable information processing means.   2. The medical information system according to claim 1, wherein the access status recording unit records user information and device information at the time of access as the access status when accessed using the information processing unit and the portable information processing unit. The control means converts the display content of the medical information in units of users based on the user information into a display style suitable for the terminal of the device information by continuously accessing the same user. A medical information system characterized by displaying on a processing means and the portable information processing means.   4. The medical information system according to claim 2, wherein the access state recording unit stores the user information when access from the information processing unit and the portable information processing unit to the medical information storage unit is completed. A medical information system which records as the access state.

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