CN116707835B - Method and system for realizing patient information interaction based on blockchain - Google Patents
Method and system for realizing patient information interaction based on blockchain Download PDFInfo
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- H—ELECTRICITY
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- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
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Abstract
The invention relates to the field of scene blockchain data interaction, and discloses a method and a system for realizing patient information interaction based on blockchains, wherein the method comprises the following steps: performing isomerism removal processing on the patient medical information to obtain target medical information, and calculating an information time stamp of the target medical information; constructing a alliance blockchain network of the user terminal, and storing the target medical information in a distributed manner on a storage chain in the alliance blockchain network to obtain a blockmedical node; when the user terminal issues an interaction command, marking an interaction block node participating in the interaction command in the block medical nodes, and sequencing the interaction command to obtain a sequenced interaction command; and performing consensus authentication on the ordered interaction command to obtain a consensus authentication result, and executing patient information interaction of the user terminal when the consensus authentication result meets the authentication requirement. The invention can improve the safety of patient information interaction.
Description
Technical Field
The invention relates to the technical field of blockchain data interaction, in particular to a method and a system for realizing patient information interaction based on blockchains.
Background
Patient information interaction refers to the process of communicating and sharing medical information and data between a patient and a medical facility, doctor, or other interested party. Patient information interaction allows the patient to more conveniently acquire, learn and manage his own medical information. Meanwhile, the interaction modes also promote communication and cooperation between the patient and the treatment mechanism, and improve the quality and efficiency of medical service.
The current patient information interaction method mainly achieves data interaction through a series of means such as access application, verification, retrieval and the like on patient information among different systems, and the method is easy to eavesdrop and tamper due to interaction among the different systems, so that the patient information interaction process is not safe enough.
Disclosure of Invention
The invention provides a method and a system for realizing patient information interaction based on a blockchain, which mainly aim at improving the safety of patient information interaction.
In order to achieve the above object, the present invention provides a method for implementing patient information interaction based on blockchain, comprising:
collecting patient medical information of a user terminal, performing isomerism treatment on the patient medical information to obtain target medical information, analyzing medical information characteristics of the target medical information, and calculating an information time stamp of the target medical information according to the medical information characteristics;
Constructing a alliance blockchain network of the user terminal, and according to the information time stamp, storing the target medical information in a distributed manner on a storage chain in the alliance blockchain network to obtain a blockmedical node;
when the user terminal issues an interaction command, analyzing command correlation characteristics of the interaction command, marking interaction block nodes participating in the interaction command in the block medical nodes according to the command correlation characteristics, and creating interaction spaces of the interaction block nodes;
performing transaction simulation on the interactive command by using an endorsement block node in the alliance block chain network to obtain a signature simulation set, and sending the signature simulation set to the user terminal, and after the user terminal successfully verifies the signature simulation set, ordering the interactive command by using an ordering service node in the alliance block chain network to obtain an ordered interactive command;
and performing consensus authentication on the ordering interaction command by using the interaction block node to obtain a consensus authentication result, and executing patient information interaction of the user terminal by using the ordering interaction command when the consensus authentication result meets the authentication requirement.
Optionally, the performing the isomerism processing on the patient medical information to obtain target medical information includes:
data cleaning is carried out on the medical information of the patient to obtain cleaning medical data;
identifying a data structure of the cleansing medical data;
analyzing structural features of the data structure;
according to the structural characteristics, associating the structural mapping relation of the data structure;
determining a normalized structure of the cleaning medical data according to the structure mapping relation;
and carrying out normalization processing on the cleaning medical data based on the normalization structure to obtain the target medical information.
Optionally, the associating the structural mapping relation of the data structure according to the structural feature includes:
constructing a functional feature matrix of the structural feature;
performing matrix fusion on the functional feature matrix to obtain a fusion feature matrix;
according to the fusion feature matrix, calculating a structure mapping value of the data structure by using the following formula:
wherein ,representing structure map value, ++>Heterogeneous threshold representing data structure, ++>Indicate->Data structure,/->Indicate->The corresponding +.>Structural features (L) >Indicate->Data structure,/->Indicate->The corresponding +.>Structural features (L)>Representing a fusion feature matrix;
and associating the structure mapping relation of the data structure according to the structure mapping value.
Optionally, the calculating an information timestamp of the target medical information according to the medical information feature includes:
according to the medical information characteristics, analyzing a time threshold value of the target medical information;
determining a timestamp reference point of the target medical information according to the time threshold;
calculating a reference time difference of the target medical information according to the timestamp reference point, wherein the reference time difference comprises the following steps: extracting the current time of the target medical information;
calculating a reference time difference of the target medical information according to the current time and the timestamp reference point by using the following formula:
wherein ,representing a reference time difference, +.>Indicates the current time, ++>Representing a time capture function, +.>Representing target medical information->Representing a time stamp reference point, 1000 representing the millisecond level;
and marking an information time stamp of the target medical information based on the reference time difference.
Optionally, the constructing the alliance blockchain network of the user terminal includes:
Defining alliance members according to the user terminal;
determining consensus rules between the coalition members;
constructing an interactive network architecture of the alliance members according to the consensus rule;
verifying the network applicability of the interactive network architecture;
and after the network applicability verification is successful, optimizing the interactive network architecture to obtain the alliance blockchain network.
Optionally, the marking the interactive block node participating in the interactive command in the block medical node according to the command association feature includes:
mapping the feature space vector of the command associated feature;
calculating a spatial correlation value of the command correlation feature according to the feature spatial vector;
determining a command association range of the interactive command according to the space association value;
and marking the interactive block nodes participating in the interactive command in the block medical nodes according to the command association range.
Optionally, the calculating the spatial correlation value of the command correlation feature according to the feature spatial vector includes:
calculating the spatial correlation value of the command correlation feature according to the feature spatial vector by using the following formula:
；
wherein ,representing spatial correlation values>Representing a spatial correlation function>Representing a set of feature space vectors, ">Command associated feature set corresponding to the feature space vector, < >>Representing the j-th command association feature, +.>Represent the firstIndividual command association feature->Representing the number of command-related features +.>Representing the associated parameters.
Optionally, the transaction simulation is performed on the interaction command by using an endorsement block node in the alliance blockchain network to obtain a signature simulation set, including:
establishing a connection channel between the interactive command and the endorsement block node;
verifying the command validity of the interaction command by using a verification layer of the endorsement block node through the connection channel;
when the command validity accords with a preset valid threshold, analyzing the interaction rule of the interaction command by using an analysis layer of the endorsement block node;
and executing transaction simulation of the interaction command by using an execution layer of the endorsement block node according to the interaction rule to obtain the signature simulation set.
Optionally, the performing consensus authentication on the ordered interaction command by using the interaction block node to obtain a consensus authentication result includes:
Constructing the ordered interactive command and a broadcasting rule corresponding to the interactive space;
broadcasting the ordered interaction commands in the corresponding interaction spaces according to the broadcasting rules to obtain broadcasting interaction commands;
and voting and authenticating the broadcast interaction command by using the interaction block node to obtain a consensus authentication result.
In order to solve the above problems, the present invention further provides a blockchain-based patient information interaction system, the system comprising:
the information timestamp calculation module is used for collecting the medical information of the patient of the user terminal, carrying out isomerism removal processing on the medical information of the patient to obtain target medical information, analyzing the medical information characteristics of the target medical information, and calculating the information timestamp of the target medical information according to the medical information characteristics;
the information distribution storage module is used for constructing a alliance block chain network of the user terminal, and according to the information time stamp, the target medical information is stored on a storage chain in the alliance block chain network in a distributed mode to obtain a block medical node;
the interactive space creating module is used for analyzing command correlation characteristics of the interactive commands when the user terminal issues the interactive commands, marking interactive block nodes which participate in the interactive commands in the block medical nodes according to the command correlation characteristics, and creating interactive spaces of the interactive block nodes;
The interactive command simulation module is used for conducting transaction simulation on the interactive command by utilizing an endorsement block node in the alliance block chain network to obtain a signature simulation set, sending the signature simulation set to the user terminal, and after the user terminal successfully verifies the signature simulation set, sequencing the interactive command by utilizing a sequencing service node in the alliance block chain network to obtain a sequencing interactive command;
and the patient information interaction module is used for carrying out consensus authentication on the ordering interaction command by using the interaction block node to obtain a consensus authentication result, and when the consensus authentication result meets the authentication requirement, the ordering interaction command is used for executing the patient information interaction of the user terminal.
According to the embodiment of the invention, the medical information data sources of the target medical information can be converted into the consistent data format and mode by carrying out the isomerism removal processing on the medical information of the patient, so that the data of different data sources can be managed and analyzed uniformly. The method and the system are beneficial to improving the efficiency of data integration and analysis and supporting more accurate and comprehensive decision and insight, and further, the embodiment of the invention can protect the medical data of the user terminal for safe transmission by constructing the alliance blockchain network of the user terminal; according to the embodiment of the invention, when the user terminal issues the interaction command, the command correlation characteristic of the interaction command is analyzed, and the interaction requirement which the user terminal wants to acquire can be analyzed according to the command correlation characteristic, so that the request efficiency of the interaction requirement is improved; further, after the signature simulation set is successfully verified by the user terminal, the interactive commands are sequenced by using the sequencing service node in the alliance blockchain network, so that the sequence interactive commands can be obtained, and the interactive conflict can be avoided by definitely determining the interactive sequence, thereby improving the interactive safety of the user terminal. Therefore, the method and the system for realizing patient information interaction based on the blockchain can improve the safety of patient information interaction.
Drawings
FIG. 1 is a flowchart of a method for implementing patient information interaction based on blockchain according to an embodiment of the present application;
FIG. 2 is a functional block diagram of a blockchain-based patient information interactive system according to an embodiment of the present application;
FIG. 3 is a schematic diagram of an electronic device for implementing a patient information interaction system based on blockchain according to an embodiment of the present application;
the achievement of the objects, functional features and advantages of the present application will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.
The embodiment of the application provides a method for realizing patient information interaction based on a blockchain. The execution subject for implementing the patient information interaction method based on the blockchain includes, but is not limited to, at least one of a server, a terminal and the like capable of being configured to execute the method provided by the embodiment of the application. In other words, the blockchain-based implementation patient information interaction method may be performed by software or hardware installed in a terminal device or a server device, and the software may be a blockchain platform. The service end includes but is not limited to: a single server, a server cluster, a cloud server or a cloud server cluster, and the like. The server may be an independent server, or may be a cloud server that provides cloud services, cloud databases, cloud computing, cloud functions, cloud storage, network services, cloud communications, middleware services, domain name services, security services, content delivery networks (Content Delivery Network, CDN), and basic cloud computing services such as big data and artificial intelligence platforms.
Referring to fig. 1, a flowchart of a method for implementing patient information interaction based on a blockchain is shown in an embodiment of the present invention. In this embodiment, the method for implementing patient information interaction based on blockchain includes:
s1, collecting patient medical information of a user terminal, performing isomerism treatment on the patient medical information to obtain target medical information, analyzing medical information characteristics of the target medical information, and calculating an information time stamp of the target medical information according to the medical information characteristics.
In the embodiment of the invention, the patient medical information refers to various data and records related to the health condition and medical service of the patient, such as personal basic information, medical records and medical history, prescriptions, drug records and the like.
According to the embodiment of the invention, the medical information data sources of the target medical information can be converted into the consistent data format and mode by carrying out the isomerism removal processing on the medical information of the patient, so that the data of different data sources can be managed and analyzed uniformly. This helps to improve the efficiency of data integration and analysis and supports more accurate and comprehensive decisions and insights. The target medical information refers to a data set after the isomerism removal processing.
As an embodiment of the present invention, the performing a deironization process on the patient medical information to obtain target medical information includes: data cleaning is carried out on the medical information of the patient to obtain cleaning medical data; identifying a data structure of the cleansing medical data; analyzing structural features of the data structure; according to the structural characteristics, associating the structural mapping relation of the data structure; determining a normalized structure of the cleaning medical data according to the structure mapping relation; and carrying out normalization processing on the cleaning medical data based on the normalization structure to obtain the target medical information.
The data structure is the structure of the cleaning medical data, the structural features are structural feature attributes of the cleaning medical data, the structural mapping relationship is the structural association relationship between the data structures, and the normalized structure is the unified structure formulated for the cleaning medical data.
Further, in an optional embodiment of the present invention, the associating the structural mapping relationship of the data structure according to the structural feature includes: constructing a functional feature matrix of the structural feature; performing matrix fusion on the functional feature matrix to obtain a fusion feature matrix; according to the fusion feature matrix, calculating a structure mapping value of the data structure by using the following formula:
wherein ,representing structure map value, ++>Heterogeneous threshold representing data structure, ++>Indicate->Data structure,/->Indicate->The corresponding +.>Structural features (L)>Indicate->Data structure,/->Indicate->The corresponding +.>Structural features (L)>Representing a fusion feature matrix;
and associating the structure mapping relation of the data structure according to the structure mapping value.
According to the embodiment of the invention, the medical information characteristics of the target medical information are analyzed, and the data key information can be extracted through the medical information characteristics, so that the data processing efficiency of the target medical information is improved. Wherein the medical information feature refers to a data feature attribute of the target medical information.
As an embodiment of the present invention, the analyzing the medical information feature of the target medical information may perform feature extraction through a feature extraction model.
Further, according to the embodiment of the invention, the information time stamp of the target medical information is calculated according to the medical information characteristics so as to ensure the consistency of time. In addition, the processing of time during the relevant data acquisition and storage should also be considered to ensure that the time stamp is able to mark the relevant point in time of the medical information. The information time stamp refers to the target medical information and refers to a mark of a specific moment or time of occurrence of an event in the target medical information.
As one embodiment of the present invention, the calculating an information time stamp of the target medical information according to the medical information feature includes: according to the medical information characteristics, analyzing a time threshold value of the target medical information; determining a timestamp reference point of the target medical information according to the time threshold; calculating a reference time difference of the target medical information according to the time stamp reference point; and marking an information time stamp of the target medical information based on the reference time difference.
The time threshold value refers to an information span of the target medical information, the time stamp reference point refers to a base time point used as a time stamp reference, the base time difference refers to comparison of the target medical information and the base time point, and a time difference between the target medical information and the base time point is calculated.
Further, in an optional embodiment of the present invention, the calculating the reference time difference of the target medical information according to the timestamp reference point includes: extracting the current time of the target medical information; calculating a reference time difference of the target medical information according to the current time and the timestamp reference point by using the following formula:
wherein ,representing a reference time difference, +.>Indicates the current time, ++>Representing a time capture function, +.>Representing target medical information->Representing a time stamp reference point, 1000 represents the millisecond level.
S2, constructing a alliance blockchain network of the user terminal, and according to the information time stamp, storing the target medical information in a distributed mode on a storage chain in the alliance blockchain network to obtain a blockmedical node.
The embodiment of the invention can protect the medical data of the user terminal for safe transmission by constructing the alliance blockchain network of the user terminal. The alliance blockchain network is a network constructed through a blockchain technology and used for patient information interaction.
As one embodiment of the present invention, the constructing a federated blockchain network of the user terminal includes: defining alliance members according to the user terminal; determining consensus rules between the coalition members; constructing an interactive network architecture of the alliance members according to the consensus rule; verifying the network applicability of the interactive network architecture; and after the network applicability verification is successful, optimizing the interactive network architecture to obtain the alliance blockchain network.
Wherein the alliance members refer to owners, related organizations or organizations of the user terminals, the consensus rule refers to a rule for realizing data consistency and verification among the alliance members, and the interactive network architecture refers to an architecture for determining the number, roles and configuration of nodes, and network communication protocols and encryption algorithms.
Further, in an alternative embodiment of the present invention, the determining the consensus rule between the federation members may be performed by a consensus mechanism such as a bayer fault tolerance algorithm (BFT), a rights and interests certificate (PoS), a workload certificate (PoW), or the like.
Further, according to the embodiment of the invention, the target medical information is stored on the storage chain in the alliance blockchain network in a distributed mode according to the information time stamp, so that the obtained blockmedical node can ensure the safety and the non-tamper property of data. Wherein, the block medical node means that each participant in the alliance block chain network represents a node.
According to the information time stamp, the target medical information is stored in a distributed mode on a storage chain in the alliance blockchain network, and the obtained blockmedical node can be realized by a decentralised distributed account book technology.
And S3, when the user terminal issues the interaction command, analyzing command association characteristics of the interaction command, marking interaction block nodes participating in the interaction command in the block medical nodes according to the command association characteristics, and creating an interaction space of the interaction block nodes.
According to the embodiment of the invention, when the user terminal issues the interaction command, the command correlation characteristic of the interaction command is analyzed, and the interaction requirement which the user terminal wants to acquire can be analyzed according to the command correlation characteristic, so that the request efficiency of the interaction requirement is improved. Wherein the command association feature refers to an association attribute of the interactive command.
As an embodiment of the present invention, when the user terminal issues an interaction command, analyzing the command association feature of the interaction command may be implemented by a feature association function.
Furthermore, according to the embodiment of the invention, the interaction block nodes participating in the interaction command in the block medical nodes can be marked according to the command association characteristics, so that the nodes needing interaction of the interaction command can be locked, the interaction efficiency is improved, and meanwhile, the information flow is reduced. The interactive block node refers to an associated node participating in the interactive command.
As one embodiment of the present invention, the marking the interactive block node participating in the interactive command in the block medical node according to the command association feature includes: mapping the feature space vector of the command associated feature; calculating a spatial correlation value of the command correlation feature according to the feature spatial vector; determining a command association range of the interactive command according to the space association value; and marking the interactive block nodes participating in the interactive command in the block medical nodes according to the command association range.
The feature space vector refers to a space vector of the command association feature, the space association value refers to a space association degree of the command association feature, and the command association range refers to an association range related to interaction of the interaction command.
Further, in an optional embodiment of the present invention, the calculating a spatial correlation value of the command correlation feature according to the feature space vector includes: calculating the spatial correlation value of the command correlation feature according to the feature spatial vector by using the following formula:
；
wherein ,representing spatial correlation values >Representing a spatial correlation function>Representing a set of feature space vectors, ">Command associated feature set corresponding to the feature space vector, < >>Representing the j-th command association feature, +.>Represent the firstIndividual command association feature->Representing the number of command-related features +.>Representing the associated parameters.
Furthermore, the embodiment of the invention can enable the interaction block nodes to perform data interaction in the space by creating the interaction space of the interaction block nodes, avoid data leakage and improve the safety of patient information interaction. The interaction space is a space for inviting the interaction block node to perform information interaction.
As an embodiment of the present invention, the creating the interaction space of the interaction block node may create a channel in a Fabric by a user and invite a participant to form the interaction space.
S4, performing transaction simulation on the interaction command by using an endorsement block node in the alliance block chain network to obtain a signature simulation set, sending the signature simulation set to the user terminal, and after the user terminal successfully verifies the signature simulation set, ordering the interaction command by using an ordering service node in the alliance block chain network to obtain an ordering interaction command.
According to the embodiment of the invention, the interaction command is subjected to transaction simulation by utilizing the endorsement block node in the alliance block chain network, so that the signature simulation set is obtained, the consistency of data can be maintained, and the performance of the system is improved. The signature simulation set refers to a set of signatures generated by nodes and read-write data after simulating an execution command.
As an embodiment of the present invention, the performing transaction simulation on the interaction command by using an endorsement block node in the federated blockchain network to obtain a signature simulation set includes: establishing a connection channel between the interactive command and the endorsement block node; verifying the command validity of the interaction command by using a verification layer of the endorsement block node through the connection channel; when the command validity accords with a preset valid threshold, analyzing the interaction rule of the interaction command by using an analysis layer of the endorsement block node; and executing transaction simulation of the interaction command by using an execution layer of the endorsement block node according to the interaction rule to obtain the signature simulation set.
The connection channel refers to a channel for communicating by using a corresponding Application Program Interface (API) or a command, and the command validity refers to verification of whether the interactive command is valid, such as verification of account authority, verification of validity of input data, and the like.
Further, the embodiment of the invention can enable the user terminal to judge whether the user terminal is in a desired interaction relationship by sending the signature simulation set to the user terminal, thereby improving the interaction effect.
As an embodiment of the present invention, the sending of the signature simulation set to the user terminal may be performed through a Fabric channel.
Further, in the embodiment of the invention, after the user terminal successfully verifies the signature simulation set, the interactive commands are sequenced by utilizing the sequencing service node in the alliance blockchain network, so that the sequenced interactive commands can be obtained to make sure that the interactive sequence can avoid interactive conflict, thereby improving the interactive safety of the user terminal. The order interaction command refers to an event set obtained by arranging the interaction commands according to an order of event processing.
As an embodiment of the present invention, after the user terminal verifies the signature simulation set successfully, the user terminal uses a sequencing service node in the alliance blockchain network to sequence the interactive command, so as to obtain a sequence number of the sequence interactive command, where the sequence interactive command can be marked by an application log of the interactive command.
And S5, performing consensus authentication on the ordered interaction command by using the interaction block node to obtain a consensus authentication result, and executing patient information interaction of the user terminal by using the ordered interaction command when the consensus authentication result meets authentication requirements.
According to the embodiment of the invention, the interactive block node is utilized to carry out consensus authentication on the ordered interactive command, so that the obtained consensus authentication result is a very important safety measure for ensuring the stability and the safety of the network, potential tampering, fraud or refusal are prevented, and the safety of information interaction of users is improved. The consensus authentication result is a result set obtained after the interactive block node verifies the ordered interactive command.
As an embodiment of the present invention, the performing, by using the interaction block node, consensus authentication on the ordered interaction command to obtain a consensus authentication result includes: constructing the ordered interactive command and a broadcasting rule corresponding to the interactive space; broadcasting the ordered interaction commands in the corresponding interaction spaces according to the broadcasting rules to obtain broadcasting interaction commands; and voting and authenticating the broadcast interaction command by using the interaction block node to obtain a consensus authentication result.
The broadcasting rule refers to a command rule for broadcasting the ordered interaction command, and the broadcasting interaction command refers to a command set after broadcasting the ordered interaction command.
Further, in an optional embodiment of the present invention, the voting authentication is performed on the broadcast interaction command by using the interaction block node, so that a common authentication result can be determined through mutual communication and voting between nodes, and more than two third nodes are required to approve that a BFT mechanism is adopted by each of the blockchain platforms such as a lementiuM and Hyperledger Fabric.
Further, according to the embodiment of the invention, when the consensus authentication result meets the authentication requirement, the ordering interaction command is utilized to execute the patient information interaction of the user terminal, so that the interaction requirement can meet the agreed standard, the benefit of each party is ensured, and the safety of the user for carrying out the patient information interaction is improved.
As an embodiment of the present invention, when the consensus authentication result meets the authentication requirement, the patient information interaction performed by the user terminal using the ordered interaction command may be implemented through a blockchain interaction rule.
According to the embodiment of the invention, the medical information data sources of the target medical information can be converted into the consistent data format and mode by carrying out the isomerism removal processing on the medical information of the patient, so that the data of different data sources can be managed and analyzed uniformly. The method and the system are beneficial to improving the efficiency of data integration and analysis and supporting more accurate and comprehensive decision and insight, and further, the embodiment of the invention can protect the medical data of the user terminal for safe transmission by constructing the alliance blockchain network of the user terminal; according to the embodiment of the invention, when the user terminal issues the interaction command, the command correlation characteristic of the interaction command is analyzed, and the interaction requirement which the user terminal wants to acquire can be analyzed according to the command correlation characteristic, so that the request efficiency of the interaction requirement is improved; further, after the signature simulation set is successfully verified by the user terminal, the interactive commands are sequenced by using the sequencing service node in the alliance blockchain network, so that the sequence interactive commands can be obtained, and the interactive conflict can be avoided by definitely determining the interactive sequence, thereby improving the interactive safety of the user terminal. Therefore, the block chain-based patient information interaction method provided by the invention can improve the safety of patient information interaction.
FIG. 2 is a functional block diagram of a blockchain-based patient information interactive system according to an embodiment of the present invention.
The blockchain-based implementation patient information interaction system 200 of the present invention may be installed in an electronic device. Depending on the functionality implemented, the blockchain-based implementation patient information interaction system 200 may include an information timestamp calculation module 201, an information distribution storage module 202, an interaction space creation module 203, an interaction command simulation module 204, and a patient information interaction module 205. The module of the invention, which may also be referred to as a unit, refers to a series of computer program segments, which are stored in the memory of the electronic device, capable of being executed by the processor of the electronic device and of performing a fixed function.
In the present embodiment, the functions concerning the respective modules/units are as follows:
the information timestamp calculation module 201 is configured to collect patient medical information of a user terminal, perform isomerism processing on the patient medical information to obtain target medical information, analyze medical information characteristics of the target medical information, and calculate an information timestamp of the target medical information according to the medical information characteristics;
The information distribution storage module 202 is configured to construct a alliance blockchain network of the user terminal, and store the target medical information in a distributed manner on a storage chain in the alliance blockchain network according to the information timestamp to obtain a blockmedical node;
the interaction space creating module 203 is configured to analyze command association characteristics of an interaction command when the user terminal issues the interaction command, mark an interaction block node participating in the interaction command in the block medical node according to the command association characteristics, and create an interaction space of the interaction block node;
the interactive command simulation module 204 is configured to perform transaction simulation on the interactive command by using an endorsement block node in the alliance block chain network to obtain a signature simulation set, send the signature simulation set to the user terminal, and after the user terminal verifies the signature simulation set successfully, sort the interactive command by using a sorting service node in the alliance block chain network to obtain a sorted interactive command;
the patient information interaction module 205 is configured to perform consensus authentication on the ordered interaction command by using the interaction block node to obtain a consensus authentication result, and execute patient information interaction of the user terminal by using the ordered interaction command when the consensus authentication result meets an authentication requirement.
In detail, each module in the blockchain-based implementation patient information interaction system 200 in the embodiment of the present invention adopts the same technical means as the blockchain-based implementation patient information interaction method in the drawings when in use, and can produce the same technical effects, which are not described herein.
An embodiment of the invention provides electronic equipment for realizing a patient information interaction method based on a blockchain.
Referring to fig. 3, the electronic device may include a processor 30, a memory 31, a communication bus 32, and a communication interface 33, and may further include a computer program stored in the memory 31 and executable on the processor 30, such as the blockchain-based implementation of the patient information interaction method program.
The processor may be formed by an integrated circuit in some embodiments, for example, a single packaged integrated circuit, or may be formed by a plurality of integrated circuits packaged with the same function or different functions, including one or more central processing units (Central Processing Unit, CPU), a microprocessor, a digital processing chip, a graphics processor, a combination of various control chips, and the like. The processor is a Control Unit (Control Unit) of the electronic device, connects various components of the entire electronic device using various interfaces and lines, executes or executes programs or modules stored in the memory (e.g., performs a patient information interaction program based on a blockchain, etc.), and invokes data stored in the memory to perform various functions of the electronic device and process the data.
The memory includes at least one type of readable storage medium including flash memory, removable hard disk, multimedia card, card memory (e.g., SD or DX memory, etc.), magnetic memory, magnetic disk, optical disk, etc. The memory may in some embodiments be an internal storage unit of the electronic device, such as a mobile hard disk of the electronic device. The memory may in other embodiments also be an external storage device of the electronic device, such as a plug-in mobile hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card) or the like, which are provided on the electronic device. Further, the memory may also include both internal storage units and external storage devices of the electronic device. The memory may be used not only for storing application software installed in the electronic device and various types of data, such as code based on a blockchain-based implementation of a patient information interaction program, etc., but also for temporarily storing data that has been output or is to be output.
The communication bus may be a peripheral component interconnect standard (Peripheral Component Interconnect, PCI) bus, or an extended industry standard architecture (Extended Industry Standard Architecture, EISA) bus, among others. The bus may be classified as an address bus, a data bus, a control bus, etc. The bus is arranged to enable a connection communication between the memory and at least one processor or the like.
The communication interface is used for communication between the electronic equipment and other equipment, and comprises a network interface and a user interface. Optionally, the network interface may include a wired interface and/or a wireless interface (e.g., WI-FI interface, bluetooth interface, etc.), typically used to establish a communication connection between the electronic device and other electronic devices. The user interface may be a Display (Display), an input unit such as a Keyboard (Keyboard), or alternatively a standard wired interface, a wireless interface. Alternatively, in some embodiments, the display may be an LED display, a liquid crystal display, a touch-sensitive liquid crystal display, an OLED (Organic Light-Emitting Diode) touch, or the like. The display may also be referred to as a display screen or display unit, as appropriate, for displaying information processed in the electronic device and for displaying a visual user interface.
For example, although not shown, the electronic device may further include a power source (such as a battery) for powering the respective components, and preferably, the power source may be logically connected to the at least one processor through a power management system, so as to perform functions of charge management, discharge management, and power consumption management through the power management system. The power supply may also include one or more of any of a direct current or alternating current power supply, a recharging system, a power failure detection circuit, a power converter or inverter, a power status indicator, and the like. The electronic device may further include various sensors, bluetooth modules, wi-Fi modules, etc., which are not described herein.
It should be understood that the embodiments described are for illustrative purposes only and are not limited to this configuration in the scope of the patent application.
The blockchain-based implementation patient information interactive program stored by the memory in the electronic device is a combination of a plurality of instructions that, when executed in the processor, can implement:
collecting patient medical information of a user terminal, performing isomerism treatment on the patient medical information to obtain target medical information, analyzing medical information characteristics of the target medical information, and calculating an information time stamp of the target medical information according to the medical information characteristics;
constructing a alliance blockchain network of the user terminal, and according to the information time stamp, storing the target medical information in a distributed manner on a storage chain in the alliance blockchain network to obtain a blockmedical node;
when the user terminal issues an interaction command, analyzing command correlation characteristics of the interaction command, marking interaction block nodes participating in the interaction command in the block medical nodes according to the command correlation characteristics, and creating interaction spaces of the interaction block nodes;
performing transaction simulation on the interactive command by using an endorsement block node in the alliance block chain network to obtain a signature simulation set, and sending the signature simulation set to the user terminal, and after the user terminal successfully verifies the signature simulation set, ordering the interactive command by using an ordering service node in the alliance block chain network to obtain an ordered interactive command;
And performing consensus authentication on the ordering interaction command by using the interaction block node to obtain a consensus authentication result, and executing patient information interaction of the user terminal by using the ordering interaction command when the consensus authentication result meets the authentication requirement.
Specifically, the specific implementation method of the above instruction by the processor may refer to descriptions of related steps in the corresponding embodiment of the drawings, which are not repeated herein.
Further, the electronic device integrated modules/units, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a computer readable storage medium. The computer readable storage medium may be volatile or nonvolatile. For example, the computer readable medium may include: any entity or system capable of carrying the computer program code, a recording medium, a U disk, a removable hard disk, a magnetic disk, an optical disk, a computer Memory, a Read-Only Memory (ROM).
The present invention also provides a computer readable storage medium storing a computer program which, when executed by a processor of an electronic device, can implement:
Collecting patient medical information of a user terminal, performing isomerism treatment on the patient medical information to obtain target medical information, analyzing medical information characteristics of the target medical information, and calculating an information time stamp of the target medical information according to the medical information characteristics;
constructing a alliance blockchain network of the user terminal, and according to the information time stamp, storing the target medical information in a distributed manner on a storage chain in the alliance blockchain network to obtain a blockmedical node;
when the user terminal issues an interaction command, analyzing command correlation characteristics of the interaction command, marking interaction block nodes participating in the interaction command in the block medical nodes according to the command correlation characteristics, and creating interaction spaces of the interaction block nodes;
performing transaction simulation on the interactive command by using an endorsement block node in the alliance block chain network to obtain a signature simulation set, and sending the signature simulation set to the user terminal, and after the user terminal successfully verifies the signature simulation set, ordering the interactive command by using an ordering service node in the alliance block chain network to obtain an ordered interactive command;
And performing consensus authentication on the ordering interaction command by using the interaction block node to obtain a consensus authentication result, and executing patient information interaction of the user terminal by using the ordering interaction command when the consensus authentication result meets the authentication requirement.
In the several embodiments provided by the present invention, it should be understood that the disclosed apparatus, system and method may be implemented in other manners. For example, the system embodiments described above are merely illustrative, e.g., the division of the modules is merely a logical function division, and other manners of division may be implemented in practice.
The modules described as separate components may or may not be physically separate, and components shown as modules may or may not be physical units, may be located in one place, or may be distributed over multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional module in the embodiments of the present invention may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units can be realized in a form of hardware or a form of hardware and a form of software functional modules.
It will be evident to those skilled in the art that the application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.
The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims shall not be construed as limiting the claim concerned.
The embodiment of the application can acquire and process the related data based on the artificial intelligence technology. Among these, artificial intelligence (Artificial Intelligence, AI) is the theory, method, technique and application system that uses a digital computer or a digital computer-controlled machine to simulate, extend and extend human intelligence, sense the environment, acquire knowledge and use knowledge to obtain optimal results.
Furthermore, it is evident that the word "comprising" does not exclude other elements or steps, and that the singular does not exclude a plurality. Multiple units or systems as set forth in the system claims may also be implemented by means of one unit or system in software or hardware. The terms first, second, etc. are used to denote a name, but not any particular order.
Finally, it should be noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention.
Claims (10)
1. A blockchain-based method for implementing patient information interaction, the method comprising:
collecting patient medical information of a user terminal, performing isomerism treatment on the patient medical information to obtain target medical information, analyzing medical information characteristics of the target medical information, and calculating an information time stamp of the target medical information according to the medical information characteristics;
constructing a alliance blockchain network of the user terminal, and according to the information time stamp, storing the target medical information in a distributed manner on a storage chain in the alliance blockchain network to obtain a blockmedical node;
when the user terminal issues an interaction command, analyzing command correlation characteristics of the interaction command, marking interaction block nodes participating in the interaction command in the block medical nodes according to the command correlation characteristics, and creating interaction spaces of the interaction block nodes;
Performing transaction simulation on the interactive command by using an endorsement block node in the alliance block chain network to obtain a signature simulation set, and sending the signature simulation set to the user terminal, and after the user terminal successfully verifies the signature simulation set, ordering the interactive command by using an ordering service node in the alliance block chain network to obtain an ordered interactive command;
and performing consensus authentication on the ordering interaction command by using the interaction block node to obtain a consensus authentication result, and executing patient information interaction of the user terminal by using the ordering interaction command when the consensus authentication result meets the authentication requirement.
2. The blockchain-based patient information interaction method according to claim 1, wherein the performing a deisogenic process on the patient medical information to obtain target medical information includes:
data cleaning is carried out on the medical information of the patient to obtain cleaning medical data;
identifying a data structure of the cleansing medical data;
analyzing structural features of the data structure;
according to the structural characteristics, associating the structural mapping relation of the data structure;
Determining a normalized structure of the cleaning medical data according to the structure mapping relation;
and carrying out normalization processing on the cleaning medical data based on the normalization structure to obtain the target medical information.
3. The blockchain-based patient information interaction method of claim 2, wherein associating the structural mapping relationship of the data structure according to the structural feature comprises:
constructing a functional feature matrix of the structural feature;
performing matrix fusion on the functional feature matrix to obtain a fusion feature matrix;
according to the fusion feature matrix, calculating a structure mapping value of the data structure by using the following formula:
wherein ,representing structure mapping values, T representing heterogeneous thresholds for the data structure, U x Represents the x-th data structure, ">Represents the e structural feature corresponding to the x data structure, W y Representing the y-th data structure,/->Representing the f structural features corresponding to the y data structure, and theta represents a fusion feature matrix;
and associating the structure mapping relation of the data structure according to the structure mapping value.
4. The blockchain-based patient information interaction method of claim 1, wherein the calculating an information timestamp of the target medical information according to the medical information feature comprises:
According to the medical information characteristics, analyzing a time threshold value of the target medical information;
determining a timestamp reference point of the target medical information according to the time threshold;
calculating a reference time difference of the target medical information according to the timestamp reference point, wherein the reference time difference comprises the following steps:
extracting the current time of the target medical information;
calculating a reference time difference of the target medical information according to the current time and the timestamp reference point by using the following formula:
AA＝(SJT(D · )-μ)*1000
wherein AA represents a reference time difference, SJT (D · ) Represents the current time, SJT represents the time capture function, D · Represents target medical information, μ represents a time stamp reference point, 1000 represents a millisecond level;
and marking an information time stamp of the target medical information based on the reference time difference.
5. The blockchain-based patient information interaction method of claim 1, wherein the constructing the federated blockchain network of the user terminal comprises:
defining alliance members according to the user terminal;
determining consensus rules between the coalition members;
constructing an interactive network architecture of the alliance members according to the consensus rule;
verifying the network applicability of the interactive network architecture;
And after the network applicability verification is successful, optimizing the interactive network architecture to obtain the alliance blockchain network.
6. The blockchain-based patient information interaction method of claim 1, wherein the marking of interaction blocknodes of the blockmaster nodes that participate in the interaction command according to the command correlation feature comprises:
mapping the feature space vector of the command associated feature;
calculating a spatial correlation value of the command correlation feature according to the feature spatial vector;
determining a command association range of the interactive command according to the space association value;
and marking the interactive block nodes participating in the interactive command in the block medical nodes according to the command association range.
7. The blockchain-based patient information interaction method of claim 6, wherein the calculating the spatial correlation value of the command correlation feature from the feature spatial vector comprises:
calculating the spatial correlation value of the command correlation feature according to the feature spatial vector by using the following formula:
wherein ,KJg Representing the spatial correlation value, A cox Representing a space correlation function, B representing a feature space vector set, C representing a command correlation feature set corresponding to the feature space vector, C j Represents the j-th command association feature, C j+1 The j+1th command correlation feature is represented, n represents the number of command correlation features, and Δ represents the correlation parameter.
8. The blockchain-based patient information interaction method of claim 1, wherein the transaction simulation of the interaction command with an endorsement block node in the federated blockchain network to obtain a signature simulation set comprises:
establishing a connection channel between the interactive command and the endorsement block node;
verifying the command validity of the interaction command by using a verification layer of the endorsement block node through the connection channel;
when the command validity accords with a preset valid threshold, analyzing the interaction rule of the interaction command by using an analysis layer of the endorsement block node;
and executing transaction simulation of the interaction command by using an execution layer of the endorsement block node according to the interaction rule to obtain the signature simulation set.
9. The blockchain-based patient information interaction method of claim 1, wherein the performing consensus authentication on the ordered interaction commands by using the interaction block node to obtain a consensus authentication result comprises:
Constructing the ordered interactive command and a broadcasting rule corresponding to the interactive space;
broadcasting the ordered interaction commands in the corresponding interaction spaces according to the broadcasting rules to obtain broadcasting interaction commands;
and voting and authenticating the broadcast interaction command by using the interaction block node to obtain a consensus authentication result.
10. A blockchain-based patient information interaction system for performing the blockchain-based patient information interaction method of any of claims 1-9, the system comprising:
the information timestamp calculation module is used for collecting the medical information of the patient of the user terminal, carrying out isomerism removal processing on the medical information of the patient to obtain target medical information, analyzing the medical information characteristics of the target medical information, and calculating the information timestamp of the target medical information according to the medical information characteristics;
the information distribution storage module is used for constructing a alliance block chain network of the user terminal, and according to the information time stamp, the target medical information is stored on a storage chain in the alliance block chain network in a distributed mode to obtain a block medical node;
The interactive space creating module is used for analyzing command correlation characteristics of the interactive commands when the user terminal issues the interactive commands, marking interactive block nodes which participate in the interactive commands in the block medical nodes according to the command correlation characteristics, and creating interactive spaces of the interactive block nodes;
the interactive command simulation module is used for conducting transaction simulation on the interactive command by utilizing an endorsement block node in the alliance block chain network to obtain a signature simulation set, sending the signature simulation set to the user terminal, and after the user terminal successfully verifies the signature simulation set, sequencing the interactive command by utilizing a sequencing service node in the alliance block chain network to obtain a sequencing interactive command;
and the patient information interaction module is used for carrying out consensus authentication on the ordering interaction command by using the interaction block node to obtain a consensus authentication result, and when the consensus authentication result meets the authentication requirement, the ordering interaction command is used for executing the patient information interaction of the user terminal.
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