CN118113695A - Method for realizing medical data index in block chain - Google Patents
Method for realizing medical data index in block chain Download PDFInfo
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- CN118113695A CN118113695A CN202211512144.6A CN202211512144A CN118113695A CN 118113695 A CN118113695 A CN 118113695A CN 202211512144 A CN202211512144 A CN 202211512144A CN 118113695 A CN118113695 A CN 118113695A
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Abstract
The invention relates to the technical field of medical data indexing and discloses a method for realizing medical data indexing in a blockchain. And finally stored to an index database module, thereby making the index an operable object in the system. Therefore, the indexing function of the medical data is realized in the blockchain system under the condition of not contacting the original medical data, the risk of leakage caused by a large amount of circulated original data and original data is reduced, and the method for effectively managing the medical data is realized.
Description
Technical Field
The invention relates to the technical field of medical data indexing, in particular to a method for realizing medical data indexing in a blockchain.
Background
Blockchains are a secure technique for tracking transactions. It is essentially a digital ledger that encrypts information or data "blocks" and links the information together to create a single, real source. Briefly, blockchain is a decentralized distributed ledger database.
Medical health data information security and privacy protection are the most widely used areas of blockchain technology in the medical field. Most of the existing medical data indexing methods are that original medical data is stored in a medical database, and is indexed from the database when being called, the process directly contacts the original medical data, confidentiality of the original medical data is poor, a large amount of original data are circulated, a scientific supervision scheme for data support is lacking, and a large safety leakage risk exists.
Disclosure of Invention
The invention provides a method for indexing medical data in a blockchain, which has the beneficial effects of realizing the indexing function of the medical data under the condition of not contacting the original medical data, reducing the leakage risk caused by a large amount of original data and the original data, and solves the problems that the prior art mostly refers to the original medical data stored in a medical database and indexed from the database during the process of calling, the process directly contacts the original medical data, the confidentiality of the original medical data is poor, the original data of the large amount of the original data is lack of a scientific supervision scheme of data support, and the safety leakage risk is large.
The invention provides the following technical scheme: a method of implementing indexing of medical data in a blockchain, comprising a medical application server, an original data module, an index database module, and an intelligent contract module, the original data module, the index database module, and the intelligent contract module being communicatively coupled to one another, the method comprising the steps of:
Preprocessing original data, binding medical original data and information of an original data owner, and setting the medical original data as a viewing authority range by the original data owner;
Step two, signing an intelligent contract by an original data owner, registering the intelligent contract in an intelligent contract module by adopting a pre-buried data fingerprint mode for the original medical data, encrypting the original medical data, generating index data and sending the index data to an index database module;
step three, privacy protection, which is used for sending the data in the unreadable range to a privacy protection module to ensure authorized access, authority management and security authentication of the original data;
step four, a consensus mechanism, wherein a user sends the original data with the readable range to an index database module, the index database module processes, analyzes and classifies the data, sets the read authority range, and sends the data with the readable range to a shared data center for storage and reference
As an alternative to the method of implementing the index for medical data in a blockchain of the present invention, wherein: the first step further comprises the following detailed steps:
s1, storing patient treatment data, wherein the treatment data comprises electronic medical records, expense receipts, hospitalization receipts and the like;
s2, storing medical image data, including an image imaged by using MRI/PET/CT scanning;
s3, grasping and acquiring personal complete safety data of a user, knowing the service condition of personal data, extracting abstract document information in original data, and acquiring theme keywords;
S4, acquiring user data, and setting the authority range of authority of partial data and/or all data by the user.
As an alternative to the method of implementing the index for medical data in a blockchain of the present invention, wherein: the second step comprises the following steps:
b1, acquiring using behavior data when a client uses terminal equipment;
b2, collecting original data submitted by a client by using terminal equipment based on a buried point technology, and generating fingerprint data;
b3, classifying operation, namely classifying and counting the original data to identify subject categories applicable to the original data of the clients;
And B4, calculating through a cryptography algorithm, so that the uniqueness of the production index can be ensured for different original medical data.
As an alternative to the method of implementing the index for medical data in a blockchain of the present invention, wherein: in the third step, the security privacy specifically includes the following steps: the user personal privacy data credit granting mechanism, the user terminal or the medical institution terminal obtains the personal authorization operation of the user through the credit granting mechanism when the patient privacy data is operated, and represents successful credit granting;
The trusted range refers to the percentage of the user privacy information, and the original medical data encrypted by the user/patient is archived in the original data;
The security privacy center checks the key/embedded data fingerprint information, and then sends the check-successful permission information to the original data module to obtain the downloading permission after the check-successful information is obtained, and identifies whether the user terminal has the access permission or not through security verification of the user IP information;
When the user terminal is identified to have the access authority, and the permission of the downloaded original data is checked and requested, the plaintext of the original data is further obtained.
As an alternative to the method of implementing the index for medical data in a blockchain of the present invention, wherein: the original data module further comprises a circulation prescription module, wherein the circulation prescription module is used for storing basic treatment scheme data of the same category, and for valuable prescription data, a blockchain is utilized to promote medical service personnel to timely acquire updated data information of the circulation prescription;
The method for using the data in the circulation prescription module uploads the keywords of prescription treatment to the index database module, and uploads the keywords to the diagnosis index and other categories for sharing.
As an alternative to the method of implementing the index for medical data in a blockchain of the present invention, wherein: in the fourth step, the specific steps of the consensus mechanism comprise,
Sharing and displaying the data authorized by the user or the organization through the index, and classifying/analyzing the medical data;
T1-a), the overall health data of the patient can be obtained from the information shared by the users, and the overall health data is obtained through data sharing and used in analysis of the overall health data, so that clinical scientific research data is promoted;
The medical disease early warning module is used for carrying out real-time monitoring and statistical analysis on medical data so as to generate a medical disease early warning module and a health management module for prevention;
t1-b), in the consensus mechanism process, federating the regulatory units, for example: the government, the drug administration and the supervision department perform alliance early warning, and when the disease and the sanitary data are analyzed to be in a certain trend, early warning support information is sent to the alliance supervision unit, so that the prevention is planned.
As an alternative to the method of implementing the index for medical data in a blockchain of the present invention, wherein: the raw data includes institutional data, which is categorized by economic type, sponsor, and institutional category.
As an alternative to the method of implementing the index for medical data in a blockchain of the present invention, wherein: the raw data also includes user personal data including medical orders, medicines, tests, examinations, procedures, and cases.
As an alternative to the method of implementing the index for medical data in a blockchain of the present invention, wherein: the medical application server comprises a communication unit, a storage unit and a processing unit.
As an alternative to the method of implementing the index for medical data in a blockchain of the present invention, wherein: the medical application server adopts a far-end cloud server or a near-end edge server provided by a third party.
The invention has the following beneficial effects:
1. According to the method for indexing the medical data in the blockchain, through the steps one to four, in preprocessing of the original data, electronic indexes of the original medical data are generated in a mode of embedding data fingerprints into the original medical data, and the generated indexes are registered in an intelligent contract to store the indexes and information of original data owners indicated by the indexes. And finally stored to an index database module, thereby making the index an operable object in the system. Therefore, the indexing function of the medical data is realized in the blockchain system under the condition of not contacting the original medical data, the risk of leakage caused by a large amount of circulated original data and original data is reduced, and the method for effectively managing the medical data is realized.
2. According to the method for indexing the medical data in the blockchain, the original data is preprocessed, abstract document information is extracted, and part of data authority is authorized by a user and hidden as authorized data, so that safety privacy is improved.
3. According to the method for realizing medical data indexing in the blockchain, personal privacy data of a user passes through an electronic index in the later stage through a credit granting mechanism, and when authorized contents need to be checked, the user can access the permission after the verification is performed through the key/embedded data fingerprint information, and the original plaintext is acquired, so that the security of original data storage is improved.
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FIG. 1 is a schematic flow chart of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Blockchains are a secure technique for tracking transactions. It is essentially a digital ledger that encrypts information or data "blocks" and links the information together to create a single, real source. Briefly, blockchain is a decentralized distributed ledger database.
Most of the existing medical data indexing methods are that original medical data is stored in a medical database, and is indexed from the database when being called, the process directly contacts the original medical data, confidentiality of the original medical data is poor, a large amount of original data are circulated, a scientific supervision scheme for data support is lacking, and a large safety leakage risk exists.
The invention provides the following technical scheme: a method for implementing indexing of medical data in a blockchain, referring to fig. 1, including a medical application server, an original data module, an index database module, and an intelligent contract module, wherein the original data module, the index database module, and the intelligent contract module are communicatively connected to each other, the method comprising the steps of:
Preprocessing original data, binding medical original data and information of an original data owner, and setting the medical original data as a viewing authority range by the original data owner;
Step two, signing an intelligent contract by an original data owner, registering the intelligent contract in an intelligent contract module by adopting a pre-buried data fingerprint mode for the original medical data, encrypting the original medical data, generating index data and sending the index data to an index database module;
step three, privacy protection, which is used for sending the data in the unreadable range to a privacy protection module to ensure authorized access, authority management and security authentication of the original data;
And step four, a consensus mechanism, wherein a user sends the original data in the readable range to an index database module, the index database module processes, analyzes and classifies the data, sets the read authority range, and sends the data in the readable range to a shared data center for storage and reference.
In this embodiment, the patent mainly solves the problem of implementing a method for effectively managing medical data without storing original medical data. And certain business works completed by the system related to the medical data do not necessarily depend on the operation on the original medical data, and only the reduction of the original medical data is needed to be saved, so that the original medical data is ensured not to be contacted, and the rapid development and deployment of the informationized system are realized.
And (3) preprocessing the original data through the first to fourth steps, and generating an electronic index for the original medical data by adopting a pre-buried data fingerprint mode for the original medical data. The related art uses cryptographic algorithms to ensure the uniqueness of the generated index for different raw medical data. This is done by the original medical data owner and submitting the electronic index to the blockchain system, ensuring that the latter blockchain system does not contact the original medical data.
The index has singleness, namely, all or part of original data cannot be restored or restored through the index;
thereby ensuring that users who can access the blockchain cannot illegally acquire the original medical data through the data index read from the blockchain;
The generated index is registered in the intelligent contract, and information of the index and the original data owner pointed by the index is saved. And finally stored to an index database module, thereby making the index an operable object in the system. Therefore, the indexing function of the medical data is realized in the blockchain system under the condition of not contacting the original medical data, and the risk of leakage caused by a large amount of circulated original data and original data is reduced.
Example 2
This example is an explanation based on example 1, specifically, in which: the first step further comprises the following detailed steps:
s1, storing patient treatment data, wherein the treatment data comprises electronic medical records, expense receipts, hospitalization receipts and the like;
s2, storing medical image data, including an image imaged by using MRI/PET/CT scanning;
s3, grasping and acquiring personal complete safety data of a user, knowing the service condition of personal data, extracting abstract document information in original data, and acquiring theme keywords;
S4, acquiring user data, and setting the authority range of authority of partial data and/or all data by the user.
In this embodiment, the method is used for obtaining user data, further preprocessing the user-bound treatment data and medical image data, extracting abstract document information, and hiding the abstract document information into authorized data through the authority of the user-authorized part of data, thereby improving security and privacy.
Example 3
This example is an explanation based on example 1, specifically, in which: the second step comprises the following steps:
b1, acquiring using behavior data when a client uses terminal equipment;
b2, collecting original data submitted by a client by using terminal equipment based on a buried point technology, and generating fingerprint data;
b3, classifying operation, namely classifying and counting the original data to identify subject categories applicable to the original data of the clients;
And B4, calculating through a cryptography algorithm, so that the uniqueness of the production index can be ensured for different original medical data.
In this embodiment, an electronic index for the original medical data is generated by embedding a data fingerprint. The related art uses cryptographic algorithms to ensure the uniqueness of the generated index for different raw medical data. This is done by the original medical data owner and submitting the electronic index to the blockchain system, ensuring that the latter blockchain system does not contact the original medical data.
Example 4
This example is an explanation based on example 1, specifically, in which: in the third step, the security privacy specifically includes the following steps: the user personal privacy data credit granting mechanism, the user terminal or the medical institution terminal obtains the personal authorization operation of the user through the credit granting mechanism when the patient privacy data is operated, and represents successful credit granting;
The trusted range refers to the percentage of the user privacy information, and the original medical data encrypted by the user/patient is archived in the original data;
The security privacy center checks the key/embedded data fingerprint information, and then sends the check-successful permission information to the original data module to obtain the downloading permission after the check-successful information is obtained, and identifies whether the user terminal has the access permission or not through security verification of the user IP information;
When the user terminal is identified to have the access authority, and the permission of the downloaded original data is checked and requested, the plaintext of the original data is further obtained.
In this embodiment, the user private data passes through the trust mechanism, and after verification is performed by the key/embedded data fingerprint information when the authorized content needs to be checked, the user private data passes through the electronic index at a later stage, and the method of acquiring the original plaintext is used to improve the security of the original data storage.
Example 5
This example is an explanation based on example 1, specifically, in which: the original data module further comprises a circulation prescription module, wherein the circulation prescription module is used for storing basic treatment scheme data of the same category, and for valuable prescription data, a blockchain is utilized to promote medical service personnel to timely acquire updated data information of the circulation prescription;
The method for using the data in the circulation prescription module uploads the keywords of prescription treatment to the index database module, and uploads the keywords to the diagnosis index and other categories for sharing.
Wherein: in the fourth step, the specific steps of the consensus mechanism comprise,
Sharing and displaying the data authorized by the user or the organization through the index, and classifying/analyzing the medical data;
T1-a), the overall health data of the patient can be obtained from the information shared by the users, and the overall health data is obtained through data sharing and used in analysis of the overall health data, so that clinical scientific research data is promoted;
The medical disease early warning module is used for carrying out real-time monitoring and statistical analysis on medical data so as to generate a medical disease early warning module and a health management module for prevention;
t1-b), in the consensus mechanism process, federating the regulatory units, for example: the government, the drug administration and the supervision department perform alliance early warning, and when the disease and the sanitary data are analyzed to be in a certain trend, early warning support information is sent to the alliance supervision unit, so that the prevention is planned.
In this embodiment: and the data shared in the shared data center is monitored and statistically analyzed in real time, so that a medical disease early warning module and a health management module are generated for prevention, and the medical disease early warning module and the health management module are convenient for assistance, prevention and support of a alliance of a supervision unit, and are convenient for the medical shared data to establish a public transparent trust mechanism.
Example 6
This example is an explanation based on example 1, specifically, in which: the original data comprises organization data, and the organization data is classified according to economic types, sponsor units and organization categories;
Wherein: the raw data also includes user personal data including medical orders, medicines, tests, examinations, procedures, and cases.
In this embodiment, the raw data is refined, which is used to manage and control the medical data.
Wherein the medical application server comprises a communication unit, a storage unit and a processing unit.
The communication unit is used for communicating information in the regional chain;
The storage unit is used for storing the user and the user operation actions in the regional chain;
the processing unit is used for processing the user information in the regional chain.
Wherein: the medical application server adopts a far-end cloud server or a near-end edge server provided by a third party.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (10)
1. A method for implementing indexing of medical data in a blockchain, characterized by: the method comprises the following steps of:
Preprocessing original data, binding medical original data and information of an original data owner, and setting the medical original data as a viewing authority range by the original data owner;
Step two, signing an intelligent contract by an original data owner, registering the intelligent contract in an intelligent contract module by adopting a pre-buried data fingerprint mode for the original medical data, encrypting the original medical data, generating index data and sending the index data to an index database module;
Step three, privacy protection, namely setting a privacy protection module for sending the original data in an unreadable range to the privacy protection module, and ensuring authorized access, authority management and security authentication of the original data;
And step four, a consensus mechanism, wherein a user sends the original data in the readable range to an index database module, the index database module processes, analyzes and classifies the data, sets the read authority range, and sends the data in the readable range to a shared data center for storage and reference.
2. A method of implementing indexing medical data in a blockchain as in claim 1, wherein: the first step further comprises the following detailed steps:
s1, storing patient treatment data, wherein the treatment data comprises electronic medical records, expense receipts, hospitalization receipts and the like;
s2, storing medical image data, including an image imaged by using MRI/PET/CT scanning;
s3, grasping and acquiring personal complete safety data of a user, knowing the service condition of personal data, extracting abstract document information in original data, and acquiring theme keywords;
S4, acquiring user data, and setting the authority range of authority of partial data and/or all data by the user.
3. A method of implementing indexing medical data in a blockchain as in claim 1, wherein: the second step comprises the following steps:
b1, acquiring using behavior data when a client uses terminal equipment;
b2, collecting original data submitted by a client by using terminal equipment based on a buried point technology, and generating fingerprint data;
b3, classifying operation, namely classifying and counting the original data to identify subject categories applicable to the original data of the clients;
And B4, calculating through a cryptography algorithm, so that the uniqueness of the production index can be ensured for different original medical data.
4. A method of implementing indexing medical data in a blockchain as in claim 1, wherein: in the third step, the security privacy specifically includes the following steps: the user personal privacy data credit granting mechanism, the user terminal or the medical institution terminal obtains the personal authorization operation of the user through the credit granting mechanism when the patient privacy data is operated, and represents successful credit granting;
The trusted range refers to the percentage of the user privacy information, and the original medical data encrypted by the user/patient is archived in the original data;
The security privacy center checks the key/embedded data fingerprint information, and then sends the check-successful permission information to the original data module to obtain the downloading permission after the check-successful information is obtained, and identifies whether the user terminal has the access permission or not through security verification of the user IP information;
When the user terminal is identified to have the access authority, and the permission of the downloaded original data is checked and requested, the plaintext of the original data is further obtained.
5. A method of implementing indexing medical data in a blockchain as in claim 1, wherein: the original data module further comprises a circulation prescription module, wherein the circulation prescription module is used for storing basic treatment scheme data of the same category, and for valuable prescription data, a blockchain is utilized to promote medical service personnel to timely acquire updated data information of the circulation prescription;
The method for using the data in the circulation prescription module uploads the keywords of prescription treatment to the index database module, and uploads the keywords to the diagnosis index and other categories for sharing.
6. A method of implementing indexing medical data in a blockchain as in claim 1, wherein: in the fourth step, the specific steps of the consensus mechanism comprise,
Sharing and displaying the data authorized by the user or the organization through the index, and classifying/analyzing the medical data;
T1-a), the overall health data of the patient can be obtained from the information shared by the users, and the overall health data is obtained through data sharing and used in analysis of the overall health data, so that clinical scientific research data is promoted;
The medical disease early warning module is used for carrying out real-time monitoring and statistical analysis on medical data so as to generate a medical disease early warning module and a health management module for prevention;
t1-b), in the consensus mechanism process, federating the regulatory units, for example: the government, the drug administration and the supervision department perform alliance early warning, and when the disease and the sanitary data are analyzed to be in a certain trend, early warning support information is sent to the alliance supervision unit, so that the prevention is planned.
7. A method of implementing indexing medical data in a blockchain as in claim 1, wherein: the raw data includes institutional data, which is categorized by economic type, sponsor, and institutional category.
8. A method of implementing indexing medical data in a blockchain as in claim 1, wherein: the raw data also includes user personal data including medical orders, medicines, tests, examinations, procedures, and cases.
9. A method of implementing indexing medical data in a blockchain as in claim 1, wherein: the medical application server comprises a communication unit, a storage unit and a processing unit.
10. A method of implementing indexing medical data in a blockchain as in claim 1, wherein: the medical application server adopts a far-end cloud server or a near-end edge server provided by a third party.
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