CN110706766A - Electronic medical record management system and referral method based on block chain - Google Patents
Electronic medical record management system and referral method based on block chain Download PDFInfo
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Abstract
The invention provides an electronic medical record management system and a referral method of a block chain. The electronic medical record management system of the invention comprises: the system comprises a user management module, a block chain network module, a medical data processing module, a referral module and a communication module. The medical data alliance chain in the block chain-based electronic medical record management system relates to participants in the processes of creating, maintaining, referral and the like, and has the functions of storing, maintaining the electronic medical record data alliance chain, monitoring the correctness of block chain records, initiating inquiry, referring to requests and the like. Aiming at the problem that the medical record data of the patient has data islands in different hospitals, the data circulation of hospitalizing at different places is simplified, and in the aspect of the patient, the medical information is circulated on a medical information line, so that a doctor can more conveniently and timely check the detailed information of each medical stage, the doctor can be assisted to know the current medical record of the patient, and the possibility of missed check of the hidden diseases is reduced.
Description
Technical Field
The invention relates to the technical field of medical management, in particular to an electronic medical record management system based on a block chain.
Background
In recent years, doctors and patients have a nervous relationship, and doctors and patients have frequent dispute accidents, which bring many adverse effects to the society. The patient case lists are not trusted each other among the hospitals, the information island problem is increasingly obvious, and the operation cost is greatly increased due to the difficulty in data circulation under the background of seeking medical advice from different places. Meanwhile, unnecessary repeated physical examination, repeated sampling and the like bring much inconvenience to patients and cause huge resource waste; the total amount development of the medical industry is still insufficient, resources are extremely unbalanced, and the problem of structural optimization exists.
The medical record is the record of the medical activity process of the medical staff for the occurrence, development and outcome of the disease of the patient, such as examination, diagnosis and treatment. The medical health record of the patient is also written according to the specified format and requirements by carrying out induction, arrangement and comprehensive analysis on the collected data. The medical record is the summary of clinical practice and the legal basis for exploring disease laws and dealing with medical disputes.
According to statistics, 30% of the current medical consumption is waste of excessive medical treatment, and a large number of medical enterprises are worried about the development quality. In addition, the medical record list has the defects of volatility, difficulty in tracing and the like, and the management of the medical record list is imperative.
Disclosure of Invention
In order to solve the problems, the invention provides an electronic medical record management system based on a block chain.
The purpose of the invention is realized by adopting the following technical scheme.
A blockchain-based electronic medical record management system, comprising: ,
the user management module is used for receiving the application information sent by the user, sending a request to the CA, generating an account number, a password and a certificate of the user and feeding back the account number, the password and the certificate to the user;
the block chain network module consists of a block chain network, comprises a plurality of medical data storage nodes in communication connection and is used for storing the historical case information and the referral list of the patient; the system also comprises a plurality of authorization nodes, a plurality of access nodes and a plurality of access nodes, wherein the authorization nodes are used for processing distribution and verification of access rights of the block chain;
the medical data processing module is used for realizing the addition, deletion, modification and check of the referral list or the user case information in the block chain storage network according to the received request;
the referral module is used for creating and sending a referral request according to the received user request, or caching the received referral request, or generating a referral list according to the referral request and storing the referral list in the block chain network;
and the communication module is used for processing communication and data transmission among the designated network addresses.
Furthermore, each network node of the block chain storage network adopts a Hyperhedge fabric architecture and is in communication connection through a P2P protocol; each data storage node contains completely consistent electronic medical record information and referral lists.
Further, the user management module generates an account and a password of the user, encrypts the password by adopting a hash function, and stores the account by using a mapping table; and distributing the access authority to the medical data storage nodes in the block chain for the user according to the application information of the user.
Furthermore, the communication module is connected with the medical information storage network by using an rpc protocol, and is connected with each client node by using a websocket protocol.
Furthermore, the medical data processing module is deployed in the whole block chain network in a chain code mode by realizing a function of adding, deleting, modifying and checking referral notes or medical record information; and after logging in, certificate information is obtained, a request is sent to the blockchain network by virtue of the communication module, and the appointed function is called to realize the corresponding function.
The invention also provides a referral method of the electronic medical record management system based on the block chain, which comprises the following steps:
and (3) mechanism information saving: when the network is established, all hospitals participating in the network write own id, hospital information and network ip addresses into a configuration file; and storing the data into the local of the host where all hospital clients are located;
the recording process of the data comprises the following steps: when a patient is in a doctor, a hospital client stores case information of a user and personal information id of the user into a data node on a block chain;
a referral request process: the referral process comprises several steps, after the user meets the login condition, the user submits a referral creating request to the system, the referral module calls the communication module network to send an inquiry request, the other hospital client receives the referral request, and the target hospital replies the referral request.
Further, the specific process of creating the referral request is as follows:
according to the id of the referral user and the id of the referral user to the hospital, inquiring the personal information and case information of the user and the network ip address of the hospital client, and integrating the information into a referral request;
generation and preservation of referral sheets: and packaging the referral request and the reply result into the referral list and storing the referral list into the block chain network by the node where the hospital client side for confirming the referral list is located.
Further, the recording process of the data is as follows: when a patient is in a doctor, storing case information of a user and personal information id of the user into a data node on a block chain;
specifically, the recording process can occur after the network is established or when a patient is seen for the first time, a doctor sends a request to the blockchain network through a communication module through an account number of a manager of a hospital organization, and calls a function for realizing the storage of the information in the uplink code of the block chain network in advance, so as to realize the storage of the information.
Further, the referral request process comprises: after a user meets a login condition, a referral request is requested to be created from a system, an id and a patient id of a referral target hospital are provided, a referral module calls a communication module network to send an inquiry request, personal information and a case of the patient are obtained, a referral request sheet is generated according to a standard, after the user confirms the sending, the address of a target hospital client is read locally, websocket connection is established by using the communication module, the referral sheet is sent to another hospital client through the connection, the another hospital client receives the referral request, and the target hospital replies the referral request.
Further, the generation and storage of the referral list are also included: and the referral module converts the referral request and the reply result into the referral list according to the standard at the node where the client confirms the referral list, removes internal cases and personal information, only retains the patient id, stamps a time stamp, and is connected to the block chain through the communication module to store the referral list.
Compared with the prior art, the invention has the following beneficial effects:
the medical data alliance chain in the block chain-based electronic medical record management system relates to participants in the processes of creating, maintaining, transferring and the like, and has the functions of storing, maintaining the electronic medical record data alliance chain, monitoring the correctness of block chain records, initiating inquiry, transferring and the like. Aiming at the problem that the medical record data of the patient has data islands in different hospitals, the data circulation of hospitalizing at different places is simplified, and in the aspect of the patient, the medical information is circulated on a medical information line, so that a doctor can more conveniently and timely check the detailed information of each medical stage, the doctor can be assisted to know the current medical record of the patient, and the possibility of missed check of the hidden diseases is reduced.
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Fig. 1 is a block chain-based electronic medical record management system according to embodiment 1 of the present invention;
fig. 2 is a flowchart of a referral method based on a block chain electronic medical record management system in embodiment 2 of the invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
Example 1:
as shown in fig. 1, the present embodiment provides an electronic medical record management system based on a block chain, which is used for sharing electronic medical records of patients in large, medium and small medical institutions. The system mainly plays a role in building a basic communication framework, realizing member authentication and authority management among participating medical institutions, receiving and storing electronic medical record information, a referral note and the automation of a referral process, and maintaining an alliance chain; the electronic medical record management system specifically comprises the following modules:
the user management module is used for receiving application information sent by a user, sending a request to a CA (CertificateAuthority), generating an account number, a password and a certificate of the user and feeding back the account number, the password and the certificate to the user;
specifically, the user management module is used for account management, and mainly comprises account registration, login and certificate information storage. When the account is registered, the user name, the password and the certificate information are stored in a mapping table in a database. The password is not directly stored, but the hash value of the password is stored through a hash function. When the user logs in, the account is read, the hash of the input password is matched with the database, and after the hash is consistent with the input password, the user logs in and returns the certificate information of the user.
The block chain network module consists of a block chain network, comprises a plurality of medical data storage nodes in communication connection and is used for storing the historical case information of the patient and a referral list; and a plurality of authorization nodes for processing the assignment and verification of blockchain access rights.
Specifically, the relationship between each medical data storage node and the hospital organization should be one-to-one or many-to-one, the architecture directly adopts Hyperhedge fabric to form a block chain network, and the access and storage modes are all according to the standard of the architecture. All hospital organizations are in the same channel and run the same set of chain codes, that is, each data storage node contains completely consistent electronic medical record information and referral lists.
The medical data processing module is used for realizing the addition, deletion, modification and check of the referral list or the user case information in the block chain storage network according to the received request;
specifically, the functional functions for adding, deleting, modifying and checking the referral note or the medical record information are deployed in the whole block chain network in a chain code mode, namely certificate information is obtained after login, a request is sent to the block chain network by means of the communication module, and the specified functional functions are called to realize corresponding functions.
And the referral module is used for creating and sending a referral request according to the received request, or caching the received referral request, or generating a referral list according to the referral request and storing the referral list in the block chain network.
Specifically, the referral module realizes management control of each flow in the whole referral request process, is connected with the medical data processing module and the user management module, and is connected with the communication module to integrate to establish the referral request, send the referral request, or cache the received referral request, or generate the referral list according to the referral request and store the referral list in the block chain network.
And the communication module is used for processing communication and data transmission among the designated network addresses. The system is responsible for establishing and maintaining the websocket connection between different clients during referral; and the client is connected with the blockchain network through the package of the SDK provided by the HyperedgerFabric.
The medical data alliance chain in the block chain-based electronic medical record management system relates to participants in the processes of creating, maintaining, transferring and the like, and has the functions of storing, maintaining the electronic medical record data alliance chain, monitoring the correctness of block chain records, initiating inquiry, transferring and the like. Aiming at the problem that the medical record data of the patient has data islands in different hospitals, the data circulation of hospitalizing at different places is simplified, and in the aspect of the patient, the medical information is circulated on a medical information line, so that a doctor can more conveniently and timely check the detailed information of each medical stage, the doctor can be assisted to know the current medical record of the patient, and the possibility of missed check of the hidden diseases is reduced;
example 2:
as shown in fig. 2, this embodiment provides a referral method based on an electronic medical record management system, where the electronic medical record management system based on this method may be the system in embodiment 1, and the referral function in this embodiment includes the following steps:
and (3) mechanism information saving: when a blockchain network is established, all hospitals participating in the network and the like are used as participants of the electronic medical record management system based on the blockchain, and the id, hospital information and network ip addresses of the hospitals are written into a configuration file. And storing the data into the local of the host where all the clients are located. And then create the network. If the network configuration information changes, the change client needs to send a new configuration file to all participants.
The recording process of the data comprises the following steps: when a patient is in a doctor, storing case information of a user and personal information id of the user into a data node on a block chain;
specifically, the recording process may occur after the network is established, or may occur when a patient visits for the first time, and a doctor sends a request to the blockchain network through a communication module through an account of an administrator of a hospital organization, and invokes a function for realizing the storage of information in the uplink code of the blockchain network in advance, so as to realize the storage of the information.
A referral request process: after a user meets a login condition, a referral request is requested to be created from a system, an id and a patient id of a referral target hospital are provided, a referral module calls a communication module network to send an inquiry request, personal information and a case of the patient are obtained, a referral request sheet is generated according to a standard, after the user confirms the sending, the address of a target hospital client is read locally, websocket connection is established by using the communication module, the referral sheet is sent to another hospital client through the connection, the another hospital client receives the referral request, and the target hospital replies the referral request.
Generation and preservation of referral sheets: and the referral module converts the referral request and the reply result into the referral list according to the standard at the node where the client confirms the referral list, removes internal cases and personal information, only retains the patient id, stamps a time stamp, and is connected to the block chain through the communication module to store the referral list.
The medical data alliance chain in the block chain-based electronic medical record management system relates to participants in the processes of creating, maintaining, transferring and the like, and has the functions of storing, maintaining the electronic medical record data alliance chain, monitoring the correctness of block chain records, initiating inquiry, transferring and the like. Aiming at the problem that the medical record data of the patient has data islands in different hospitals, the data circulation of hospitalizing at different places is simplified, and in the aspect of the patient, the medical information is circulated on a medical information line, so that a doctor can more conveniently and timely check the detailed information of each medical stage, the doctor can be assisted to know the current medical record of the patient, and the possibility of missed check of the hidden diseases is reduced.
Claims (10)
1. An electronic medical record management system based on a block chain is characterized by comprising: ,
the user management module is used for receiving the application information sent by the user, sending a request to the CA, generating an account number, a password and a certificate of the user and feeding back the account number, the password and the certificate to the user;
the block chain network module consists of a block chain network, comprises a plurality of medical data storage nodes in communication connection and is used for storing the historical case information and the referral list of the patient; the system also comprises a plurality of authorization nodes, a plurality of access nodes and a plurality of access nodes, wherein the authorization nodes are used for processing distribution and verification of access rights of the block chain;
the medical data processing module is used for realizing the addition, deletion, modification and check of the referral list or the user case information in the block chain storage network according to the received request;
the referral module is used for creating and sending a referral request according to the received user request, or caching the received referral request, or generating a referral list according to the referral request and storing the referral list in the block chain network;
and the communication module is used for processing communication and data transmission among the designated network addresses.
2. The system of claim 1, wherein each network node of the blockchain storage network is communicatively connected via a P2P protocol using a Hyperhedge fabric architecture; each data storage node contains completely consistent electronic medical record information and referral lists.
3. The system for managing the electronic medical records based on the block chain as claimed in claim 1, wherein the user management module generates an account and a password of a user, encrypts the password by using a hash function, and stores the account by using a mapping table; and distributing the access authority to the medical data storage nodes in the block chain for the user according to the application information of the user.
4. The system of claim 1, wherein the communication module is connected to the medical information storage network using rpc protocol, and connected to each client node using websocket protocol.
5. The system according to claim 1, wherein the medical data processing module is configured to deploy the medical record management system to the entire blockchain network by implementing a function of adding, deleting, modifying, and checking the referral sheet or medical record information in a chain code manner; and after logging in, certificate information is obtained, a request is sent to the blockchain network by virtue of the communication module, and the appointed function is called to realize the corresponding function.
6. A referral method using the blockchain-based electronic medical record management system of any of claims 1 ~ 4, comprising the steps of:
and (3) mechanism information saving: when the network is established, all hospitals participating in the network write own id, hospital information and network ip addresses into a configuration file; and storing the data into the local of the host where all hospital clients are located;
the recording process of the data comprises the following steps: when a patient is in a doctor, a hospital client stores case information of a user and personal information id of the user into a data node on a block chain;
a referral request process: the referral process comprises several steps, after the user meets the login condition, the user submits a referral creating request to the system, the referral module calls the communication module network to send an inquiry request, the other hospital client receives the referral request, and the target hospital replies the referral request.
7. The referral method of claim 6, wherein the specific process of creating the referral request is:
according to the id of the referral user and the id of the referral user to the hospital, inquiring the personal information and case information of the user and the network ip address of the hospital client, and integrating the information into a referral request;
generation and preservation of referral sheets: and packaging the referral request and the reply result into the referral list and storing the referral list into the block chain network by the node where the hospital client side for confirming the referral list is located.
8. The referral method of claim 6, wherein the data is recorded by: when a patient is in a doctor, storing case information of a user and personal information id of the user into a data node on a block chain;
specifically, the recording process can occur after the network is established or when a patient is seen for the first time, a doctor sends a request to the blockchain network through a communication module through an account number of a manager of a hospital organization, and calls a function for realizing the storage of the information in the uplink code of the block chain network in advance, so as to realize the storage of the information.
9. The referral method of claim 6, wherein the referral request procedure comprises: after a user meets a login condition, a referral request is requested to be created from a system, an id and a patient id of a referral target hospital are provided, a referral module calls a communication module network to send an inquiry request, personal information and a case of the patient are obtained, a referral request sheet is generated according to a standard, after the user confirms the sending, the address of a target hospital client is read locally, websocket connection is established by using the communication module, the referral sheet is sent to another hospital client through the connection, the another hospital client receives the referral request, and the target hospital replies the referral request.
10. The referral method of claim 6, further comprising generation and storage of a referral sheet: and the referral module converts the referral request and the reply result into the referral list according to the standard at the node where the client confirms the referral list, removes internal cases and personal information, only retains the patient id, stamps a time stamp, and is connected to the block chain through the communication module to store the referral list.
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| CN112687389A (en) * | 2021-01-13 | 2021-04-20 | 罗春华 | Artificial intelligent medical graded treatment method and system based on 5G and block chain |
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