CN110209894A - Case search method and system based on block chain technology - Google Patents
Case search method and system based on block chain technology Download PDFInfo
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- CN110209894A CN110209894A CN201910464941.3A CN201910464941A CN110209894A CN 110209894 A CN110209894 A CN 110209894A CN 201910464941 A CN201910464941 A CN 201910464941A CN 110209894 A CN110209894 A CN 110209894A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/903—Querying
- G06F16/90335—Query processing
- G06F16/90344—Query processing by using string matching techniques
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/602—Providing cryptographic facilities or services
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H10/00—ICT specially adapted for the handling or processing of patient-related medical or healthcare data
- G16H10/60—ICT specially adapted for the handling or processing of patient-related medical or healthcare data for patient-specific data, e.g. for electronic patient records
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Abstract
The present invention relates to the technical fields of computer technology, more particularly, to a kind of case history querying method and system based on block chain technology, case history querying method based on block chain technology includes: S10: if getting case history query messages, obtaining Patient identification to be checked from the case history query messages；S20: according to the Patient identification to be checked, matching inquiry goes out corresponding patient history's case history from case history block chain network；S30: encrypt using encryption key to patient history's case history, obtains encryption patient history's case history；S40: encryption patient history's case history is sent to the client for triggering the case history query messages, and is decrypted using corresponding decruption key.The present invention has the effect of promoting the accuracy of medical record data.
Description
Technical field
The present invention relates to the technical fields of computer technology, more particularly, to a kind of case search based on block chain technology
Method and system.
Background technique
Currently, case history refer to medical worker to the generation of patient disease, develop, lapse to, checked, diagnosed, treated
The record of curative activity process.And collected data is concluded, is arranged, comprehensive analysis, by defined format and want
Seek the patient medical health account of writing.Case history is both the summary of clinical practice work and explores disease rule and handle doctor
The legal basis for treating dispute is the treasure of country.Case history has medical treatment, prevention, teaching, scientific research and hospital management etc.
Important role.
When the existing disease to patient diagnoses, patient is diagnosed except through live outpatient service, in conjunction with patient
History case history, from the history case history of patient analyze conditions of patients development, be also beneficial to examine patient for medical worker
It is disconnected, however medical worker needs to guarantee the accurate of history case history when transferring the history case history of patient from preset database
Property, so that medical worker diagnoses for the case where patient.
Summary of the invention
The object of the present invention is to provide a kind of case history inquiries based on block chain technology of accuracy for promoting medical record data
Method and system.
Foregoing invention purpose one of the invention has the technical scheme that
A kind of case history querying method based on block chain technology, which is characterized in that the case history inquiry based on block chain technology
Method includes:
S10: if getting case history query messages, Patient identification to be checked is obtained from the case history query messages；
S20: according to the Patient identification to be checked, matching inquiry goes out corresponding patient history's disease from case history block chain network
It goes through；
S30: encrypt using encryption key to patient history's case history, obtains encryption patient history's case history；
S40: encryption patient history's case history is sent to the client for triggering the case history query messages, and using corresponding
Decruption key is decrypted.
By using above-mentioned technical proposal, by the medical records storage of patient into block chain network, block link network can be utilized
The tamper-resistance properties of network guarantee the authenticity of the medical record data of patient, are conducive to medical worker and examine according to the case history of patient
It is disconnected；Meanwhile after getting case history query messages, according to the Patient identification to be checked in the case history query messages, from block chain
When obtaining corresponding patient medical record in network, first patient history's case history is encrypted, then the encryption patient that encryption is obtained
After history case history is sent to the client for triggering the case history query messages, reuses corresponding decruption key and be decrypted, it can
Guarantee the safety of data data during transmission.
The present invention is further arranged to: before step S20, the case history querying method based on block chain technology is also wrapped
It includes:
S201: Patient identification is obtained from patient history's case history；
S202: according to the Patient identification, the privately owned chain of patient corresponding with each Patient identification is built.
Corresponding privately owned chain is established according to the Patient identification of each patient by using above-mentioned technical proposal, by each trouble
The case history of person distinguishes storage, helps to extract the efficiency of data when obtaining data.
The present invention is further arranged: step S30 includes:
S31: by the intelligent contract of block chain technology, corresponding patient's encryption key and institute are distributed for each Patient identification
State patient's decruption key；
S32: encrypting patient history's case history using patient's encryption key, obtains the encryption patient history disease
It goes through.
Added by using above-mentioned technical proposal by the intelligent contract of block chain technology for each patient distribution is corresponding
Key and decruption key are enabled to when distributing the encryption key and decruption key, by the encryption key and decruption key
It distinguishes, i.e., the encryption key and decruption key be not identical, even if encryption key is stolen, can not also be obtained by encryption key
Get the medical record data of patient.
The present invention is further arranged to: step S40 includes:
S41: being sent to privacy server for encryption patient history's case history, close using decryption corresponding with the encryption key
Encryption patient history's case history is decrypted in key, obtains case history in plain text；
S42: using preset mode, formats in plain text to the case history, obtains medical record data to be sent；
S43:, will be encrypted described pending after being encrypted using patient's encryption key to the medical record data to be sent
Medical record data is sent to be sent to the client.
By using above-mentioned technical proposal, in patient history's case history, due to may relate to time case history more remote,
Or when the case history write by different medical workers, therefore can have the possibility of different Writing of Medical Professional, will encryption patient history's disease
After going through decryption, it is converted into unified format, system or medical worker are preferably mentioned going through in patient's history case history from this
Take corresponding data.
The present invention is further arranged to: step S42 includes:
S421: content to be checked is obtained from the case history query messages, and using the content to be checked as matched character string；
S422: matching inquiry is carried out in the case history plaintext using the matched character string, by the successful data of matching inquiry
As the medical record data to be sent.
It is carried out in case history plaintext by using above-mentioned technical proposal according to the content to be checked in case history query messages
Matching inquiry, and according to matching inquiry result as medical record data to be sent, it can be avoided all history case histories of patient is equal
It is sent to client, only the data of needs need to be sent to client, can reduce the load of sending port, promotes data
The efficiency of acquisition.
Foregoing invention purpose two of the invention has the technical scheme that
A kind of case history inquiry system based on block chain technology, the case history inquiry system based on block chain technology include:
Identifier acquisition module to be checked, if for getting case history query messages, from the case history query messages obtain to
Inquire Patient identification；
Matching module, for according to the Patient identification to be checked, matching inquiry to go out corresponding trouble from case history block chain network
Person's history case history；
Encrypting module obtains encryption patient history for encrypt using encryption key to patient history's case history
Case history；
Deciphering module, for encryption patient history's case history to be sent to the client for triggering the case history query messages, and
It is decrypted using corresponding decruption key.
By using above-mentioned technical proposal, by the medical records storage of patient into block chain network, block link network can be utilized
The tamper-resistance properties of network guarantee the authenticity of the medical record data of patient, are conducive to medical worker and examine according to the case history of patient
It is disconnected；Meanwhile after getting case history query messages, according to the Patient identification to be checked in the case history query messages, from block chain
When obtaining corresponding patient medical record in network, first patient history's case history is encrypted, then the encryption patient that encryption is obtained
After history case history is sent to the client for triggering the case history query messages, reuses corresponding decruption key and be decrypted, it can
Guarantee the safety of data data during transmission.
In conclusion advantageous effects of the invention are as follows:
1. can utilize the tamper-resistance properties of block chain network by the medical records storage of patient into block chain network, guarantee patient's
The authenticity of medical record data is conducive to medical worker and diagnoses according to the case history of patient；
2. after getting case history query messages, according to the Patient identification to be checked in the case history query messages, from block link network
When obtaining corresponding patient medical record in network, first patient history's case history is encrypted, then the encryption patient that encryption obtains is gone through
After history case history is sent to the client for triggering the case history query messages, reuses corresponding decruption key and be decrypted, Neng Goubao
Demonstrate,prove the safety of data data during transmission.
Detailed description of the invention
Fig. 1 is a flow chart of the case history querying method based on block chain technology in one embodiment of the invention；
Fig. 2 is another flow chart in the case history querying method based on block chain technology in one embodiment of the invention；
Fig. 3 is the implementation flow chart of step S30 in case history querying method based on block chain technology in one embodiment of the invention；
Fig. 4 is the implementation flow chart of step S40 in case history querying method based on block chain technology in one embodiment of the invention；
Fig. 5 is the implementation flow chart of step S42 in case history querying method based on block chain technology in one embodiment of the invention；
Fig. 6 is a functional block diagram of the case history inquiry system based on block chain technology in one embodiment of the invention.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment one:
In one embodiment, as shown in Figure 1, the invention discloses a kind of case history querying methods based on block chain technology, specifically
Include the following steps:
S10: if getting case history query messages, Patient identification to be checked is obtained from case history query messages.
In the present embodiment, case history query messages refer to is triggered by medical worker, and the message of the case history of patient is checked in request.
Patient identification to be checked refers in case history query messages, it is expected that the mark of the corresponding patient of the case history being acquired.
Specifically, when the case history of a certain patient is checked in medical worker's expectation, by Patient identification's group to be checked of the patient
It is sent to back-end server at the case history query messages, after back-end server gets the case history query messages, from the case history
The Patient identification to be checked is obtained in query messages.
S20: according to Patient identification to be checked, matching inquiry goes out corresponding patient history's disease from case history block chain network
It goes through.
In the present embodiment, case history block chain network refers to the block chain that each patient is stored with using block chain technology
Network.Patient history's case history refers within the past period, such as one month in the past, half a year, 1 year or from first part of creation
History case history starts, all case histories of each patient.
Specifically, in each patient history's case history, corresponding Patient identification to be checked is obtained.Further, according to acquisition
Obtained Patient identification to be checked, matching inquiry goes out patient corresponding with Patient identification to be checked from the case history block chain network
History case history.
S30: encrypt using encryption key to patient history's case history, obtains encryption patient history's case history.
In the present embodiment, encryption patient history's case history, which refers to, carries out encrypted data to patient history's case history.
Specifically, according to Patient identification to be checked, using the encryption key of the Patient identification to be checked, to the trouble to be checked
Person's mark encrypts, and then obtains encryption patient history's case history.
S40: encryption patient history's case history is sent to the client of triggering case history query messages, and uses corresponding decryption
Key is decrypted.
Specifically, encryption patient history's case history that encryption obtains is sent to the client for triggering the case history query messages.
After the client receives encryption patient history's case history, it is decrypted, is made using the decruption key of Patient identification to be checked
Medical staff can view patient history's case history in client.
In one embodiment, as shown in Fig. 2, before step S20, the case history querying method based on block chain technology is also wrapped
It includes:
S201: Patient identification is obtained from patient history's case history.
Specifically, in patient history's case history, the Patient identification is obtained.
S202: according to Patient identification, the privately owned chain of patient corresponding with each Patient identification is built.
Specifically, according to the quantity of the Patient identification got, it is created in the privately owned chain of the identical patient of quantity, and is made one by one
It is marked with Patient identification, so that each Patient identification corresponds to a privately owned chain of patient.
In one embodiment, as shown in figure 3, in step s 30, i.e., to patient history's case history carry out using encryption key into
Row encryption obtains encryption patient history's case history, specifically comprises the following steps:
S31: by the intelligent contract of block chain technology, corresponding patient's encryption key and patient's solution are distributed for each Patient identification
Key.
In the present embodiment, intelligent contract, which refers to, a kind of is intended to be propagated, verify or executed in terms of contract in information-based mode
Calculation machine agreement.Intelligent contract permission carries out credible transaction in no third-party situation, these transaction are traceable and irreversible
Turn.
Specifically, by the intelligent contract of block chain technology, for each Patient identification distribution it is corresponding can to data into
The patient's encryption key and patient's decruption key of row encryption and decryption, and patient's encryption key and patient's decruption key not phase
Together.
S32: encrypting patient history's case history using patient's encryption key, obtains encryption patient history's case history.
Specifically, patient history's case history is encrypted using patient's encryption key, obtains encryption patient history's case history.
In one embodiment, as shown in figure 4, in step s 40, i.e., encryption patient history's case history is sent to triggering case history
The client of query messages, and be decrypted using corresponding decruption key, specifically comprise the following steps:
S41: encryption patient history's case history is sent to privacy server, using decruption key corresponding with encryption key to encryption
Patient history's case history is decrypted, and obtains case history in plain text.
Specifically, after obtaining encryption patient history's case history, encryption patient history's case history is sent to privacy server.
The privacy server is the server for being handled data, being converted.
Further, encryption patient history's case history is carried out using patient's decruption key corresponding with Patient identification to be checked
Decryption, and then obtain case history in plain text.
S42: using preset mode, formats in plain text to case history, obtains medical record data to be sent.
Specifically, the preset mode handled in plain text case history is obtained, case history is converted to unified format in plain text,
And it regard the case history of format conversion as the medical record data to be sent in plain text.
S43: after being encrypted using patient's encryption key to medical record data to be sent, by encrypted case history number to be sent
According to being sent to client.
Specifically, after obtaining the medical record data to be sent, patient's encryption key is reused to medical record data to be sent
It is encrypted, is then forwarded to corresponding client.
In one embodiment, as shown in figure 5, in step S42, that is, preset mode is used, lattice is carried out in plain text to case history
Formula conversion, obtains medical record data to be sent, specifically comprises the following steps:
S421: content to be checked is obtained from case history query messages, and using content to be checked as matched character string.
In the present embodiment, matched character string refers to the character string for carrying out matching inquiry in case history plaintext.
Specifically, from case history query messages, the content to be checked of the specifically desired acquisition of medical worker is obtained, and this is waited for
Content is inquired as matched character string.For example, being the patient of diabetes for disease type, medical worker's expectation please the patient
Corresponding blood glucose level data is obtained in history case history, convenient for diagnosing according to the variation tendency of the blood glucose level data to the patient, then
Using blood glucose level data as the matched character string.
S422: carrying out matching inquiry using matched character string in case history plaintext, using the successful data of matching inquiry as
Medical record data to be sent.
Specifically, matching inquiry is carried out in case history plaintext using matched character string, the successful data of matching inquiry are made
For medical record data to be sent.
It should be understood that the size of the serial number of each step is not meant that the order of the execution order in above-described embodiment, each process
Execution sequence should be determined by its function and internal logic, the implementation process without coping with the embodiment of the present invention constitutes any limit
It is fixed.
Embodiment two:
In one embodiment, a kind of case history inquiry system based on block chain technology is provided, it should the case history based on block chain technology
Case history querying method in inquiry system and above-described embodiment based on block chain technology corresponds.As shown in fig. 6, area should be based on
The case history inquiry system of block chain technology includes identifier acquisition module 10, matching module 20, encrypting module 30 and decryption mould to be checked
Block 40.Detailed description are as follows for each functional module:
Identifier acquisition module 10 to be checked, if being obtained from case history query messages to be checked for getting case history query messages
Ask Patient identification；
Matching module 20, for according to Patient identification to be checked, matching inquiry to go out corresponding patient from case history block chain network
History case history；
Encrypting module 30 obtains encryption patient history's disease for encrypt using encryption key to patient history's case history
It goes through；
Deciphering module 40, the client for being sent to triggering case history query messages for patient history's case history will to be encrypted, and use pair
The decruption key answered is decrypted.
It is preferably based on the case history inquiry system of block chain technology further include:
Patient identification obtains module 201, for obtaining Patient identification from patient history's case history；
Privately owned chain building submodule 202, for building the privately owned chain of patient corresponding with each Patient identification according to Patient identification.
Preferably, encrypting module 30 includes:
Submodule 31 is arranged in key, for passing through the intelligent contract of block chain technology, distributes corresponding trouble for each Patient identification
Person's encryption key and patient's decruption key；
Submodule 32 is encrypted, for encrypting using patient's encryption key to patient history's case history, obtains encryption patient history
Case history.
Preferably, deciphering module 40 includes:
Submodule 41 is decrypted, privacy server is sent to for patient history's case history will to be encrypted, using corresponding with encryption key
Encryption patient history's case history is decrypted in decruption key, obtains case history in plain text；
Format transform subblock 42 formats case history in plain text, obtains case history to be sent for using preset mode
Data；
Encrypted transmission submodule 43, after being encrypted using patient's encryption key to medical record data to be sent, after encryption
Medical record data to be sent be sent to client.
Preferably, format transform subblock 42 includes:
Query unit 421, for obtaining content to be checked from case history query messages, and using content to be checked as matching character
String；
Matching inquiry unit 422, for using matched character string to carry out matching inquiry in case history plaintext, by matching inquiry success
Data as medical record data to be sent.
Specific restriction about the case history inquiry system based on block chain technology may refer to above for based on block
The restriction of the case history querying method of chain technology, details are not described herein.In the above-mentioned case history inquiry system based on block chain technology
Modules can be realized fully or partially through software, hardware and combinations thereof.Above-mentioned each module can be embedded in the form of hardware
Or independently of in the processor in computer equipment, can also be stored in a software form in the memory in computer equipment,
The corresponding operation of the above modules is executed in order to which processor calls.
Claims (10)
1. a kind of case history querying method based on block chain technology, which is characterized in that the case history based on block chain technology is looked into
Inquiry method includes:
S10: if getting case history query messages, Patient identification to be checked is obtained from the case history query messages；
S20: according to the Patient identification to be checked, matching inquiry goes out corresponding patient history's disease from case history block chain network
It goes through；
S30: encrypt using encryption key to patient history's case history, obtains encryption patient history's case history；
S40: encryption patient history's case history is sent to the client for triggering the case history query messages, and using corresponding
Decruption key is decrypted.
2. the case history querying method as described in claim 1 based on block chain technology, which is characterized in that before step S20,
The case history querying method based on block chain technology further include:
S201: Patient identification is obtained from patient history's case history；
S202: according to the Patient identification, the privately owned chain of patient corresponding with each Patient identification is built.
3. the case history querying method as described in claim 1 based on block chain technology, which is characterized in that step S30 includes:
S31: by the intelligent contract of block chain technology, corresponding patient's encryption key and institute are distributed for each Patient identification
State patient's decruption key；
S32: encrypting patient history's case history using patient's encryption key, obtains the encryption patient history disease
It goes through.
4. the case history querying method as described in claim 1 based on block chain technology, which is characterized in that step S40 includes:
S41: being sent to privacy server for encryption patient history's case history, close using decryption corresponding with the encryption key
Encryption patient history's case history is decrypted in key, obtains case history in plain text；
S42: using preset mode, formats in plain text to the case history, obtains medical record data to be sent；
S43:, will be encrypted described pending after being encrypted using patient's encryption key to the medical record data to be sent
Medical record data is sent to be sent to the client.
5. the case history querying method as described in claim 1 based on block chain technology, which is characterized in that step S42 includes:
S421: content to be checked is obtained from the case history query messages, and using the content to be checked as matched character string；
S422: matching inquiry is carried out in the case history plaintext using the matched character string, by the successful data of matching inquiry
As to the transmission medical record data.
6. a kind of case history inquiry system based on block chain technology, which is characterized in that the case history based on block chain technology is looked into
Inquiry system includes:
Identifier acquisition module to be checked, if for getting case history query messages, from the case history query messages obtain to
Inquire Patient identification；
Matching module, for according to the Patient identification to be checked, matching inquiry to go out corresponding trouble from case history block chain network
Person's history case history；
Encrypting module obtains encryption patient history for encrypt using encryption key to patient history's case history
Case history；
Deciphering module, for encryption patient history's case history to be sent to the client for triggering the case history query messages, and
It is decrypted using corresponding decruption key.
7. the case history inquiry system as claimed in claim 6 based on block chain technology, which is characterized in that described to be based on block chain
The case history inquiry system of technology further include:
Patient identification obtains module, for obtaining Patient identification from patient history's case history；
It is private to build patient corresponding with each Patient identification for according to the Patient identification for privately owned chain building submodule
There is chain.
8. the case history inquiry system as claimed in claim 6 based on block chain technology, which is characterized in that the encrypting module packet
It includes:
Submodule is arranged in key, corresponding described for each Patient identification distribution for passing through the intelligent contract of block chain technology
Patient's encryption key and patient's decruption key；
Submodule is encrypted, for encrypting using patient's encryption key to patient history's case history, obtains described add
Close patient history's case history.
9. the case history inquiry system as claimed in claim 6 based on block chain technology, which is characterized in that the deciphering module packet
It includes:
Decrypt submodule, for encryption patient history's case history to be sent to privacy server, using with the encryption key
Encryption patient history's case history is decrypted in corresponding decruption key, obtains case history in plain text；
Format transform subblock formats the case history in plain text, obtains disease to be sent for using preset mode
Count evidence one by one；
Encrypted transmission submodule will after being encrypted using patient's encryption key to the medical record data to be sent
The encrypted medical record data to be sent is sent to the client.
10. the case history inquiry system as claimed in claim 6 based on block chain technology, which is characterized in that the format conversion
Submodule includes:
Query unit, for obtaining content to be checked from the case history query messages, and using the content to be checked as
With character string；
Matching inquiry unit looks into matching for carrying out matching inquiry in the case history plaintext using the matched character string
Successful data are ask to be used as to the transmission medical record data.
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| CN110910978A (en) * | 2019-11-21 | 2020-03-24 | 腾讯科技（深圳）有限公司 | Information processing method applied to block chain network and related device |
| CN111046416A (en) * | 2019-11-18 | 2020-04-21 | 姚其新 | Big health data management platform based on block chain |
| CN111899824A (en) * | 2020-02-04 | 2020-11-06 | 广州市行心信息科技有限公司 | Self-service diagnosis and treatment system based on rule and big data analysis |
| CN112291231A (en) * | 2020-10-26 | 2021-01-29 | 杭州市电力设计院有限公司余杭分公司 | Electric power information safety system based on block chain |
| CN112667689A (en) * | 2021-01-04 | 2021-04-16 | 拉卡拉支付股份有限公司 | Data query method, data query device, electronic equipment, storage medium and program product |
| CN116504348A (en) * | 2023-05-26 | 2023-07-28 | 北京好心情互联网医院有限公司 | Case storage method, device and equipment based on blockchain |
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