JP2002024388A - Information library system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an information library system capable of intensively managing digital data which have been managed by respective users. SOLUTION: This system is provided with an in-hospital information system which is provided in a plurality of hospitals and prepares and stores electronic diagnosis and treatment data of patients, and an information library which accumulates the electronic diagnosis and treatment data of the patients stored in the in-hospital information system through an information network and manages the diagnosis and treatment electronic data accumulated here in place of the plurality of the hospitals.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an information storage system for managing digital data, and more particularly, to an information storage system capable of centrally managing digital data individually managed by individual users. It is about.

[0002]

2. Description of the Related Art In a medical institution, an image of an affected part of a patient is photographed using an X-ray apparatus, CT, or MR apparatus (hereinafter, referred to as a modality apparatus) in accordance with the condition of the patient, and the patient is observed by observing the image. He has prepared a report on his medical condition.

Also, medical documents (hereinafter referred to as medical records), such as films of affected parts images, findings reports, medical records, examination records, and the like (hereinafter referred to as medical records) used for the examination of patients are kept in medical institutions for a certain period according to laws and regulations. Are required to do so.

[0004] In recent years, with the development of computer technology, information related to medical treatment of patients has been converted into electronic data at medical sites and managed by computer systems.

[0005] For example, at the site where radiation work is performed, for example, DICOM (D
igital Imaging and Communications in Medicin
e) Convert the X-ray image or the image obtained by the CT or MR device into electronic data according to the standard, attach it to the examination result management server with an ID that identifies the patient such as a patient number or patient name, and store it as medical image data. It has become

[0006] Further, a finding report that describes the doctor's findings for the examination performed on the patient is also converted into electronic data, and the finding server attaches an ID for identifying the patient as described above and stores the data as medical finding data. It has become.

[0007] In such a recent medical environment, the Ministry of Health and Welfare issued a notice in April 1999 regarding "storage of medical records and the like by electronic media".

[0008] By this notification, electronic storage of medical image data and storage of electronic medical records that have not been clarified until now have been clearly recognized, which has not been permitted except for devices that conform to the standard. Was.

[0009] Thus, each medical institution attempts to switch the storage method of the diseased part image and medical record in the form of paper or film requiring a large storage space and high storage cost to the storage method in the form of electronic data. The movement is accelerating.

[0010]

However, although the above-mentioned notification permits the storage of the affected part image and the medical record in the form of electronic data, the electronic data storage system for storing these electronic data includes the following three items. It is required to satisfy the point conditions. 1. Ensuring authenticity Regarding information created, recorded and confirmed by a legitimate person, the responsibility and location of the creation are clear from the perspective of a third party, and
Or, false input, rewriting, erasing, and confusion due to negligence are prevented. 2. Ensuring readability The stored contents, such as medical treatment, explanations to patients, audits, lawsuits, etc., can be easily read by the naked eye as necessary. 3. Ensuring preservation The recorded information must be stored in such a way that it can be kept legible and legible for a period specified by laws and regulations.

However, in order to satisfy the above three conditions,
It is necessary to have a system administrator who performs database backup, hardware and software maintenance, and always manages the electronic data storage system in an optimal state. There was a problem that the cost was high.

[0012] Therefore, in small and medium-sized hospitals and small clinics, it is imperative that a dedicated system administrator be assigned separately from nurses and doctors to operate such an electronic data storage system, resulting in management pressure. However, there is a problem that implementation is difficult.

The present invention solves the above problems, and
It is an object of the present invention to provide an information storage system that can collectively manage digital data that has been individually managed by individual users.

[0014]

According to the first aspect of the present invention, there is provided an in-hospital information system provided in a plurality of hospitals for creating and storing electronic medical data of patients. An electronic library for storing electronic medical data of patients stored in an in-hospital information system via an information network, and managing the electronic medical data collected here on behalf of the plurality of hospitals. It is.

According to a second aspect of the present invention, in the first aspect of the invention, the in-hospital information system can identify and authenticate a creator and a responsible person when creating the electronic medical data of the patient. It is characterized by having means.

According to a third aspect of the present invention, in the first aspect of the present invention, after the electronic medical data is approved as formal medical data, all correction operations are prohibited. Things.

According to a fourth aspect of the present invention, in the first aspect of the invention, the electronic medical data is a correction history before being approved as formal medical data, and the electronic medical data is used as formal medical data. The identification information of the authorized person is stored.

According to a fifth aspect of the present invention, in the first aspect of the invention, the information constituting the electronic medical treatment data is provided with patient recognition information for identifying a patient. Things.

According to a sixth aspect of the present invention, in the first aspect of the present invention, the information library is managed by a data management specialist or a system manager who specializes in managing the data. Is what you do.

According to a seventh aspect of the present invention, in the first aspect of the present invention, a computer virus or an unauthorized intruder is prevented from entering the connection point between the in-hospital information system and the information storage and the information network. Network protection means is provided.

According to an eighth aspect of the present invention, in the first aspect of the present invention, the information library stores the electronic medical data specified in advance in a hospital information system of a predetermined hospital at a predetermined date and time. It is characterized by comprising a prefetch means for transferring.

According to a ninth aspect of the present invention, in the first aspect of the present invention, an information terminal of an insurance company is connected to the information network.

According to a tenth aspect of the present invention, in the first aspect of the present invention, the information network is the Internet.

[0024]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the drawings. FIG. 1 is a configuration diagram showing one embodiment of an information storage system according to the present invention.

Referring to FIG. 1, a hospital A is provided with a medical information system 10.

The medical information system 10 includes a server 11,
An X-ray apparatus 12a is provided in an information system including a medical care terminal 14, a modality terminal 13, and an information network L10.
And a modality device 12 such as a CT device 12b and an MR device 12c.

The medical treatment terminal 14 and the modality terminal 13 have authentication means 1 for identifying and authenticating a person who operates them.
3a and 14a are provided.

The server 11 has a database 11a, a file management means 11b, and a network protection means 11c for preventing intrusion of computer viruses and unauthorized intruders.
The server 11 is connected to an information network L such as the Internet via the network protection unit 11c.

The medical information systems 20 and 30 having the same configuration as the medical information system 10 are also provided in the hospitals B and C, and these are connected to the respective information networks L.

The information library 50 includes a file management unit 51
a, a prefetch means 51b, a billing means 51c, a management means 51 comprising a network protection means 51d for preventing the intrusion of computer viruses and unauthorized intruders, and a database 52; Information network L via
It is connected to the.

In the information library 50, a system manager who manages the information in a dedicated manner is resident.
Backup, hardware and software maintenance, and always manages the information library 50 in an optimal state. Further, the system administrator monitors unauthorized intruders, viruses, and the like that try to invade via the information network L and the like, and prevents these intrusions.

In the medical information system 10 having such a configuration, the medical image data generated by the modality device 12 includes an ID for identifying a patient (hereinafter referred to as a patient ID).
That. ) Is stored in the database 11a of the server 11.

At this time, the person in charge of operating the modality device 12 uses the modality terminal 13 and the authentication means 13a provided therein to input the ID and password assigned to the person in charge, or perform fingerprint matching and the like. The medical image data and the patient ID are stored in the database 11a together with the authentication information.

A doctor in charge of a patient's examination (hereinafter referred to as a doctor in charge) reads out medical image data of a target patient stored in the database 11a using the medical treatment terminal 14 by using the patient ID as a keyword. Create medical record data (electronic data of the medical record).

At this time, the doctor in charge performs authentication by inputting the ID and password given to the doctor in charge or fingerprint collation using the medical care terminal 14 and the authentication means 14a provided therein. The medical record data is stored in the database 11a together with the authentication information.

The above-mentioned medical image data and medical record data are put together in individual data files for each patient, and these are provided with IDs unique to the data files, and are additionally recorded, rewritten and deleted later. The history of the matter is stored so that the fact of the matter can be correctly confirmed.

Also, the medical officer in the hospital is required to
And using the authentication means 14a provided therein, inputting the ID and password given to the individual responsible for medical care, or performing authentication by fingerprint collation, etc., and obtaining a medical record prepared by the attending physician or medical care professional himself. Confirm the validity of the data and approve it.

The above approval operation performed here is performed, for example, by clicking an approval icon on the screen of the medical care terminal 14, and at this time, the approved medical record data is added to the approved medical record data. Is attached, and authentication information of the medical officer who has made the approval is attached.

Since medical treatments such as patient medication and surgery are performed in accordance with the medical record data approved here, the medical record data once approved cannot be rewritten by subsequent tampering or erroneous operation. To prevent this, all correction operations such as correction, addition, deletion, and erasure are prohibited.

The file management means 11b periodically sends the data files accumulated daily to the information storage 50, and stores data files of all patients examined at the hospital A in the database 11a, for example, for a period of about three months. ,store.

The file management means 11b constantly monitors the data file and stores the data file in the database 11a.
When the data file stored in the information library is modified, the corrected data file is sent to the information library 50, and the data file stored in the information library 50 and the database 11 are modified.
The consistency of the data file stored in a is maintained.

The data files sent to the information storage 50 are divided into layers by hospital and patient by the file management means 51a as shown in FIG.
Is stored in

Each layer of the database 52 is provided with a security measure using a password or the like. For example, a data file stored in the layer of Hospital A is read from the medical information system 10 of Hospital A. , But access from the medical information systems 20 and 30 of the hospitals B and C is prohibited.

The data file stored in the database 52 can be transferred to a medical information system of a designated hospital at a designated date and time by a prefetch means 51b provided in the managing means 51.

This is because, for example, in the case where three months of patient data files are stored in the medical information system 10 in the hospital A, when a patient is to be examined four months later, the examination four months later is performed. On the day, the medical information system 1
Since the data file of this patient is not stored at 0, it is necessary to obtain the data file from the information library 50.

In this case, obtaining a data file from the information library 50 at the time of consultation leads to a loss of consultation time.

Therefore, in such a case, at the time when the consultation date is determined, the ID of the data file of the patient to be obtained and the date and time of the day before the consultation date are set from the medical information system 10 to the prefetch means 51b of the information library 50. By doing so, the data file of the target patient can be stored in the medical information system 10 in advance before the consultation.

In the information storage system having such a configuration,
The medical information systems 10 to 30 ensure the authenticity and readability of the data file that satisfies the above-mentioned notification of “storage of medical records and the like by electronic media”, and the information library 50 saves the data file. Is ensured.

Therefore, in the information storage system of the present invention,
Until now, patient data files managed individually for each hospital can be centrally managed in a single information library, and medical image data satisfying the above notification can be electronically stored. .

In the information storage system of the present invention, the management of the information storage is entrusted to a data processing specialist, so that each hospital can reduce the investment in the medical information system and the data file management cost for the information storage. Just to bear,
Electronic storage of medical image data that satisfies the above notification can be performed.

Further, in the present system, when the management of the information library is entrusted to a data processing specialist as described above, the commissioned specialist is charged to the charging means 5 of the management means 51.
It is possible to calculate the data file management cost using 1c.

In this case, various billing methods can be used, such as a method of billing according to the size of the data file and the storage period, and a method of billing according to the number of times the medical information system accesses the information storage.

Further, when a contract between a hospital and a specialized company that manages an information library is concluded with an e-commerce transaction, all billing and fee collection relating to data file management costs can be performed on the information network.

In the information storage system of the present invention, since the data files of each hospital are centrally managed in one information storage, for example, a hospital to be visited is changed from hospital A to hospital B when a patient moves. When the patient and hospital A
And according to the agreement of Hospital B, the data file of this patient can be easily moved from Hospital A to Hospital B,
It is possible to easily and continuously use the history of medical examinations that have been performed on this patient at another hospital.

As a result, at the hospital B, the results of the tests already performed on the patient at the hospital A can be obtained as they are, so that duplicate tests are not performed, and the tests for the patients and the health insurance union can be performed. The required medical cost burden can be reduced.

Further, in the information storage system of the present invention, for example, by connecting the information terminal 71 of the insurance company 70 on the information network L as shown in FIG. It becomes possible.

This is because the patient's medical record data stored in the information library is temporarily referred to from the information terminal 70 of the insurance company by agreement between the patient and the hospital. It is possible to save the trouble of having to go to a medical institution and create a medical certificate when joining a service.

This not only makes it possible to increase the efficiency of the procedure for enrolling patients for insurance, but also leads to an improvement in services for patients on the hospital side, and can add value to medical treatment in hospitals.

The foregoing description has been directed to specific preferred embodiments for the purpose of describing and illustrating the invention. Therefore, the present invention is not limited to the above-described embodiments, and includes many more modifications without departing from the spirit thereof.
This includes deformation.

[0060]

As is apparent from the above description,
According to the present invention, the following effects can be obtained. According to the first aspect of the invention, it becomes possible to entrust the electronic data possessed by the hospital to a specialized information processing company. by this,
The hospital does not have an information system administrator in-house,
Reliable data storage can be realized at low cost.

According to the second to ninth aspects of the present invention, it is possible to realize an information archive system that satisfies all the technical requirements described in the notification of “storage of medical records and the like by electronic media”, and It is possible to entrust the management of electronic data to a specialized information processing company. As a result, the hospital can realize highly reliable data storage at low cost without placing an information system administrator in the hospital.

According to the tenth aspect of the present invention, it is possible to eliminate the complexity of screening for insurance coverage, so that not only can the procedure for insurance coverage for patients be made more efficient, but also the service for patients on the hospital side can be improved. This can add value to hospital practice.

[Brief description of the drawings]

FIG. 1 is a configuration diagram showing an embodiment of an information storage system according to the present invention.

FIG. 2 is a diagram illustrating a data file of the information storage system according to the present invention.

FIG. 3 is a diagram illustrating an application example of the information storage system according to the present invention.

[Explanation of symbols]

 10, 20, 30 Medical information system 11 Server 11a Database 11b File management means 11c Network protection means 12 Modality device 12a X-ray device 12b CT device 12c MR device 13 Modality 14 Terminal medical care terminal 14a Authentication means L Information network 50 Information library 51 Management means 51a File management means 51b Prefetch means 51c Billing means 51d Network protection means 52 Database 70 Information terminal

Claims (10)

[Claims] 1. An in-hospital information system provided in a plurality of hospitals for creating and storing electronic medical data of a patient, and integrating the electronic medical data of the patient stored in the in-hospital information system via an information network. An information library system comprising: an information library that manages medical care electronic data accumulated in a plurality of hospitals in place of the plurality of hospitals. 2. The information library according to claim 1, wherein the in-hospital information system includes an authentication unit capable of identifying and authenticating a creator and a responsible person when creating the electronic medical data of the patient. system. 3. The information storage system according to claim 1, wherein after the electronic medical data is approved as formal medical data, all correction operations are prohibited. 4. The electronic medical data includes a correction history before being approved as formal medical data and identification information of a person who has approved the electronic medical data as formal medical data. 1. The information storage system according to 1. 5. The information constituting the electronic medical data includes:
The information storage system according to claim 1, wherein patient identification information for identifying the patient is added. 6. The information storage system according to claim 1, wherein the information storage is managed by a data management specialist or a system administrator who specializes in managing the data. 7. The system according to claim 1, wherein a connection point between the in-hospital information system and the information storage and the information network is provided with network protection means for preventing intrusion of a computer virus or an unauthorized intruder. Information archive system. 8. The information library according to claim 1, further comprising: a prefetch means for transferring electronic medical data specified in advance to a hospital information system of a predetermined hospital at a predetermined date and time. Information archive system described. 9. The information storage system according to claim 1, wherein an information terminal of an insurance company is connected to the information network. 10. The information storage system according to claim 1, wherein said information network is the Internet.