CN107799163A - Prescription circulation methods, devices and systems based on block chain - Google Patents
Prescription circulation methods, devices and systems based on block chain Download PDFInfo
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- CN107799163A CN107799163A CN201710054227.8A CN201710054227A CN107799163A CN 107799163 A CN107799163 A CN 107799163A CN 201710054227 A CN201710054227 A CN 201710054227A CN 107799163 A CN107799163 A CN 107799163A
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Abstract
The present invention relates to a kind of prescription circulation methods, devices and systems based on block chain, methods described includes：Multiple prescription blocks of diagnosis and treatment terminal broadcast are received, the prescription block is generated by diagnosis and treatment terminal using prescription information, and the multiple prescription block forms prescription block chain；Obtain patient information, extracted according to the patient information in the block chain corresponding to prescription block；The prescription block is verified；If the prescription block exports prescription information of the prescription information of the prescription block carrying needed for as patient's purchase medicine by verification；Otherwise, the prescription information that the prescription block carries is exported illegally to be distorted as invalid information.The safety and reliability that prescription circulates between hospital and pharmacy can be effectively improved using this method.
Description
Technical field
The present invention relates to field of computer technology, more particularly to a kind of prescription circulation method, apparatus based on block chain
And system.
Background technology
Medicine is separately one of core content of health services system reform (referred to as new medical reform).Medical is exactly separately to cure
Separated with medication, doctor simply cures, and medicine with doctor, can not reduce medical expense.Before reform, patient is in hospital diagnosis and controls
After treatment, if it is desired that with drug therapy, medicine is taken in the pharmacy that must just arrive hospital.After reform, patient can rely on doctor
The prescription issued can individually purchase medicine in outside pharmacy.The prescription that doctor issues at present is simply circulated in hospital internal, with
The release of medicine separation policy, how to ensure that prescription carries out reliable circulation as needing to solve at present between hospital and pharmacy
A technical problem.
The content of the invention
Based on this, it is necessary to for above-mentioned technical problem, there is provided one kind can effectively improve prescription hospital and pharmacy it
Between circulate safety and reliability based on block chain prescription circulation methods, devices and systems.
A kind of prescription circulation method based on block chain, methods described include：
Receive diagnosis and treatment terminal broadcast multiple prescription blocks, the prescription block by diagnosis and treatment terminal using prescription information come
Generation, the multiple prescription block form prescription block chain；
Obtain patient information, extracted according to the patient information in the block chain corresponding to prescription block；
The prescription block is verified；
If the prescription block exports the prescription information that the prescription block carries and purchases medicine institute as patient by verification
The prescription information needed；Otherwise, the prescription information that the prescription block carries is exported illegally to be distorted as invalid information.
In one of the embodiments, described the step of being verified to the prescription block, includes：
The prescription block is parsed, obtains block information；Block information includes block Hash codes；
The block information obtained using parsing is generated and verifies Hash codes corresponding to the prescription block；
Consistency desired result is carried out to the prescription block with the block Hash codes using the verification Hash codes.
In one of the embodiments, it is described to verify Hash codes with the block Hash codes to the prescription area using described
The step of block progress consistency desired result, includes：
The verification Hash codes are compared with the block Hash codes, if unanimously, it is determined that the prescription block leads to
Cross consistency desired result；Otherwise, it determines the prescription block is not by consistency desired result, and the prescription that the prescription block carries is believed
Breath is illegally distorted.
In one of the embodiments, methods described also includes：
The prescription block chain is obtained, the prescription block chain is verified；
If verification passes through, it is determined that the prescription block in the prescription block chain is complete；
If verification does not pass through, it is determined that the prescription block that prescription information is illegally distorted in the prescription block chain be present,
And carry out illegally distorting prompting.
In one of the embodiments, the prescription block includes block Hash codes；It is described to obtain the prescription block chain,
The step of being verified to the prescription block chain includes：
The prescription block chain is obtained, multiple prescription blocks are extracted in the prescription block chain；
Obtain the block Hash codes of multiple prescription blocks；
If multiple block Hash codes join end to end each other, it is determined that the prescription block chain passes through completeness check；Otherwise,
Determine the prescription block that prescription information is illegally distorted in the prescription block chain be present.
In one of the embodiments, it is described to obtain the prescription block chain, the prescription block chain is verified
Step includes：
Obtain the prescription block group in the prescription block chain；The prescription block group has corresponding block group Hash
Code；
The prescription block group is parsed, obtains the block information of multiple prescription blocks in block group；
Block group verification Hash corresponding to the prescription block group is generated using the block information of the multiple prescription block
Code；
Uniformity is carried out to the prescription block group with the block group Hash codes using block group verification Hash codes
Verification.
In one of the embodiments, it is described to verify Hash codes with the block group Hash codes to institute using the block group
Stating the step of prescription block group carries out consistency desired result includes：
Block group verification Hash codes are compared with the block Hash codes, if unanimously, it is determined that the prescription
Block group is by consistency desired result, and each prescription block in the prescription block group passes through consistency desired result；Otherwise, really
The prescription block that prescription information is illegally distorted be present in the fixed prescription block group.
A kind of prescription circulation apparatus based on block chain, described device include：
Receiving module, for receiving multiple prescription blocks of diagnosis and treatment terminal broadcast, the prescription block passes through diagnosis and treatment terminal
Generated using prescription information, the multiple prescription block forms prescription block chain；
Acquisition module, for obtaining Patient identification, extracted according to the Patient identification in the block chain corresponding to place
Square block；
Correction verification module, for being verified to the prescription block；
Output module, if exporting the prescription information that the prescription block carries by verification for the prescription block
The prescription information needed for medicine is purchased as patient；Otherwise, the prescription information that the prescription block carries is exported illegally to be distorted as nothing
Information is imitated, and carries out illegally distorting prompting.
In one of the embodiments, the acquisition module is additionally operable to obtain the prescription block chain, the correction verification module
It is additionally operable to verify the prescription block chain；If verification passes through, it is determined that the prescription block in the prescription block chain is complete
It is whole intact；If verification does not pass through, it is determined that the prescription block that prescription information is illegally distorted in the prescription block chain be present.
A kind of prescription flow system based on block chain, the system include：
Diagnosis and treatment terminal, for obtaining prescription information, prescription block is generated using prescription information, by prescription block to multiple medicines
Shop terminal is broadcasted；
Pharmacy's terminal, for receiving prescription block, multiple prescription blocks form prescription block chain；Obtain patient information, root
Prescription block corresponding to being extracted according to the patient information in the block chain；The prescription block is verified；It is if described
Prescription block then exports prescription information of the prescription information of the prescription block carrying needed for as patient's purchase medicine by verification；
Otherwise, the prescription information that the prescription block carries is exported illegally to be distorted as invalid information.
The above-mentioned prescription circulation methods, devices and systems based on block chain, diagnosis and treatment terminal utilize prescription information generation prescription
Block, prescription block is broadcasted to multiple pharmacy's terminals, multiple prescription blocks form corresponding prescription block chain.Work as patient
When needing to purchase medicine, patient information can be provided to pharmacy staff, pharmacy's terminal is according to patient information in prescription block chain
Prescription block corresponding to extracting, and the prescription block to extracting verifies.If the prescription block by verification,
It is safe and reliable to represent the prescription information entrained by prescription block, and pharmacy's terminal can carry the prescription block to obtain prescription letter
Cease the prescription information needed for as patient's purchase medicine.If the prescription block fails to pass through verification, then it represents that what prescription block carried
Prescription information is illegally distorted by outside intruders, is invalid.Thus achieve by prescription from the safe and reliable circulation of hospital to
Pharmacy.
Brief description of the drawings
Fig. 1 is the applied environment figure of the prescription circulation method based on block chain in one embodiment；
Fig. 2 is the flow chart of the prescription circulation method based on block chain in one embodiment；
Fig. 3 is the structural representation of one embodiment shop of Chinese medicines terminal；
Fig. 4 is the structural representation of the prescription circulation apparatus based on block chain in one embodiment；
Fig. 5 is the structural representation of prescription flow system of the one embodiment based on block chain.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
The circulation of the prescription based on block chain method provided in the embodiment of the present invention can apply to as shown in Figure 1 answer
With in environment.Diagnosis and treatment terminal 102 is connected by network with pharmacy terminal 104.Diagnosis and treatment terminal 102 is believed using doctor identification and prescription
Breath etc. is packaged, and generates prescription block.Prescription block has corresponding block information, and block information includes doctor identification, place
Square information, the block Hash codes of a upper prescription block, the block Hash codes of the current prescriptions block generated based on information above
And the timestamp of prescription block generation.Diagnosis and treatment terminal 102 is by the prescription block of generation to the multiple pharmacy's terminals 104 authorized
Broadcasted, multiple pharmacy's terminals 104 receive the prescription block, and the prescription block is stored.Multiple prescription block roots
Prescription block chain is formed according to the block Hash codes that are mutually related between the time order and function order and prescription block of prescription block.When
When patient goes to the pharmacy to carry out purchase medicine, patient information can be provided to pharmacy staff.Pharmacy staff is by patient information
Input pharmacy's terminal 104.Pharmacy's terminal 104 extracted according to patient information in block chain corresponding to prescription block, to prescription area
Block is verified.If prescription block, by verification, pharmacy's terminal 104 exports the prescription information of prescription block carrying as patient
Purchase the prescription information needed for medicine；Otherwise, pharmacy's terminal 104 exports the prescription information that prescription block carries and illegally distorted to be invalid
Information.It thus ensure that prescription circulates to the safety and reliability of pharmacy from hospital.
In one embodiment, as shown in Figure 2, there is provided a kind of prescription circulation method based on block chain, in this way
Applied to being illustrated exemplified by pharmacy's terminal in Fig. 1, specifically include：
Step 202, multiple prescription blocks of diagnosis and treatment terminal broadcast are received, prescription block is believed by diagnosis and treatment terminal using prescription
Cease to generate, multiple prescription blocks form prescription block chains.
Diagnosis and treatment terminal refers to the terminal that hospital is patient's prescription.Block chain application program has been run in diagnosis and treatment terminal,
Doctor identification and prescription information are obtained by block chain application program.Wherein, prescription information includes prescription numbering, patient information
With nomenclature of drug etc..Diagnosis and treatment terminal is packaged using doctor identification and prescription information etc., generates prescription block.Doctor is sharp every time
A prescription is issued with diagnosis and treatment terminal, diagnosis and treatment terminal generates a prescription block using doctor identification and prescription information.Prescription
Block has corresponding block information, and block information includes doctor identification, prescription information, the block Hash of a upper prescription block
Code, the block Hash codes of current prescriptions block based on information above generation and the timestamp of prescription block generation.Prescription area
The timestamp of block generation can accurately record the generation time of prescription block.
Diagnosis and treatment terminal is broadcasted the prescription block of generation to the multiple pharmacy's terminals authorized, and multiple pharmacy's terminals connect
The prescription block is received, and the prescription block is stored.Also run in pharmacy's terminal and block chain application program.Pharmacy is whole
The block chain application program run on end can be with identical with the block chain application program run in diagnosis and treatment terminal, can also be different.
Prescription block is received and stored by multiple pharmacy's terminals, is deposited it is possible thereby to carry out distribution to prescription block
Storage.Even if there is some pharmacy's terminal to break down, also ensure that the prescription information in prescription block chain will not also be lost.Enter one
Step, the prescription block of reception can also be uploaded to cloud platform and be stored by multiple pharmacy's terminals, be locally stored to save
Space.
Multiple prescription blocks can carry out priority sequence according to timestamp, according to the time order and function of prescription block order and
The block Hash codes that are mutually related between prescription block form prescription block chain.Multiple diagnosis and treatment terminals are have recorded in prescription block chain
The relevant information for the prescription issued, therefore prescription block chain can also be considered as to a distributed data base.
Diagnosis and treatment terminal can obtain a prescription before the generation of current prescriptions block according to time order and function order
The block Hash codes of block.So as to utilize doctor identification, prescription information, the timestamp of prescription block generation, a upper prescription area
Generation is current to be located to encapsulate for the block Hash codes of block and the prescription Hash codes of the current prescriptions block generated based on information above
Square block.
Step 204, obtain patient information, extracted according to patient information in block chain corresponding to prescription block.
Step 206, prescription block is verified.
Step 208, if prescription block is by verification, the prescription information that output prescription block carries purchases medicine institute as patient
The prescription information needed；Otherwise, the prescription information that prescription block carries is exported illegally to be distorted as invalid information.
When patient goes to pharmacy to carry out purchase medicine, patient information can be provided to pharmacy staff.Patient information can be with
Including multinomial contents such as patient's name, sex, age and medical insurance card numbers.Patient can to pharmacy staff provide one or
The multinomial patient information of person.Patient information is inputted pharmacy's terminal by pharmacy staff.Pharmacy's terminal obtains block chain, to block chain
Parsed.Pharmacy's terminal extracted according to patient information in block chain corresponding to prescription block.Pharmacy's terminal-pair is extracted
Prescription block carries out consistency desired result.If prescription block passes through consistency desired result, then it represents that the prescription letter that the prescription block carries
Breath is not distorted illegally, is safe and reliable.The prescription information that pharmacy's terminal output prescription block carries purchases medicine institute as patient
The prescription information needed.If prescription block does not pass through consistency desired result, then it represents that the prescription information that the prescription block carries is outside
Invader illegally distorts, and is invalid.The prescription information that pharmacy's terminal output prescription block carries illegally is distorted as invalid letter
Breath.From there through the form of prescription block even by prescription from the safe and reliable circulation of hospital to pharmacy.
Further, in order to improve the security of prescription block chain, place block information can be encrypted in diagnosis and treatment terminal
Reason.Although the AES of high intensity, such as rivest, shamir, adelman, the security of block information can be effectively improved,
Because its AES is complicated, accordingly when pharmacy's terminal-pair prescription block chain and prescription block are verified, it is also necessary to
Block information can just be parsed by the decipherment algorithm of complexity.This verification that will certainly extend pharmacy's terminal takes, and reduces verification
Efficiency.And in the present embodiment, the prescription block chain formed by multiple prescription blocks belongs to privately owned chain, and diagnosis and treatment terminal and pharmacy are whole
End is required for being operated according to its authorization privilege, not open to outside, therefore the AES of block information need not be excessively
It is complicated.Diagnosis and treatment terminal can enter line disturbance according to preset rules to block information, and block information is carried out by way of upset
Encryption.For example, preset rules can be moved to first place using head and the tail character as ultimate character, second character, other characters
Successively along shifting etc..It is time-consuming relatively low due to upsetting calculating, therefore pharmacy's terminal can be to the quick descrambling of block information, then can be effective
Improve verification efficiency.And by entering line disturbance to block information, effectively block information can be avoided to be eavesdropped by outside intruders,
Effectively increase the security of block chain.
In the present embodiment, diagnosis and treatment terminal is using prescription information generation prescription block, by prescription block to multiple pharmacy's terminals
Broadcasted, multiple prescription blocks form corresponding prescription block chain., can be to pharmacy staff when patient needs to purchase medicine
Patient information is provided, pharmacy's terminal extracted according to patient information in prescription block chain corresponding to prescription block, and to carrying
The prescription block got is verified.If the prescription block passes through verification, then it represents that the prescription information entrained by prescription block
It is safe and reliable, pharmacy's terminal can carry the prescription block to obtain prescription letter of the prescription information needed for as patient's purchase medicine
Breath.If the prescription block fails to pass through verification, then it represents that the prescription information that prescription block carries illegally is usurped by outside intruders
Change, be invalid.Thus achieve prescription from the safe and reliable circulation of hospital to pharmacy.
In one embodiment, the step of being verified to prescription block includes：Prescription block is parsed, obtains area
Block message；Block information includes block Hash codes；Verify and breathe out corresponding to the block information generation prescription block obtained using parsing
Uncommon code；Consistency desired result is carried out to prescription block with block Hash codes using Hash codes are verified.
In the present embodiment, pharmacy's terminal obtains the prescription block in prescription block chain, and prescription block is parsed to obtain
Corresponding block information.If diagnosis and treatment terminal-pair block information is upset, pharmacy's terminal parses to block information
When also need to descramble block information.Pharmacy's terminal parses to obtain the doctor identification of the prescription block, prescription numbering, patient
Information and nomenclature of drug, the block Hash codes of a upper prescription block, the area of the current prescriptions block generated based on information above
Block Hash codes and the timestamp of prescription block generation.Pharmacy's terminal using parsing obtain doctor identification, prescription numbering, patient
Information and nomenclature of drug, the corresponding verification Hash codes of block Hash codes generation current prescriptions block of a upper prescription block.School
Testing Hash codes can be calculated using SHA256 algorithms (a kind of AES for seeking cryptographic Hash).Pharmacy's terminal utilizes verification
Hash codes carry out consistency desired result with block Hash codes to the block in prescription block chain.
Diagnosis and treatment terminal is collecting prescription information, during using prescription information to generate block, utilizes prescription information and upper one
The information such as the Hash codes of individual block generate the Hash codes of current block.Due in the privately owned chain that is circulated in prescription, diagnosis and treatment terminal
The possibility that malice distorts prescription information is very low, therefore can be with for the prescription information of calculation block Hash codes in diagnosis and treatment terminal
It is considered as accurate.
In one of the embodiments, consistency desired result is carried out to prescription block using verifying Hash codes and block Hash codes
The step of include：Verification Hash codes are compared with block Hash codes, if unanimously, it is determined that prescription block passes through uniformity school
Test；Otherwise, it determines prescription block is not by consistency desired result, and the prescription information that prescription block carries illegally is distorted.
Pharmacy's terminal using the verification Hash codes of block compared with block Hash codes, if verification Hash codes and block
Hash codes are consistent, it is determined that prescription block passes through consistency desired result.Otherwise, prescription block is not by consistency desired result, it is determined that place
The prescription information of square block is illegally distorted by outside intruders.By carrying out consistency desired result to prescription block, can be accurate
Know whether the prescription information entrained by the prescription block is illegally distorted, thus, it is possible to be pin-pointed to the area illegally distorted
Block, so that can be traced from the prescription that hospital circulates to pharmacy.
Pharmacy's terminal can also be entered in addition to the prescription block needed for medicine is purchased to patient and is verified to prescription block chain
Row verification, and other blocks in prescription block chain are verified.When pharmacy's terminal-pair prescription block carries out uniformity school
When testing.Pharmacy's terminal can carry out consistency desired result to each pharmacy's terminal block on prescription block chain, can also be to medicine
Part pharmacy terminal block on the terminal block chain of shop is verified.For example, pharmacy's terminal can obtain pharmacy's terminal block chain
Pharmacy terminal block of the upper generation time in preset time period, it is assumed that preset time is one hour etc..By to the estimated time
Block in section carries out consistency desired result, can find the prescription block illegally distorted in time.Pharmacy's terminal can also be according to
Default sampling proportion is sampled to the prescription block in prescription block chain, obtains multiple sampling blocks.Pharmacy's terminal difference
Consistency desired result is carried out to sampling block.Due to what is randomly selected during sampling block, by carrying out uniformity to sampling block
Verification, can check whether the prescription information of prescription block chain is safe and reliable on the whole.
In one embodiment, this method also includes：Prescription block chain is obtained, prescription block chain is verified；If school
Test and pass through, it is determined that the prescription block in prescription block chain is complete；If verification does not pass through, it is determined that place in prescription block chain be present
The prescription block that square information is illegally distorted, and carry out illegally distorting prompting.
In the present embodiment, pharmacy's terminal to the prescription block needed for patient in addition to it can carry out consistency desired result, also
Completeness check can be carried out to prescription block chain.Pharmacy's terminal-pair prescription block chain carries out completeness check, can be to whole
Prescription block chain carries out completeness check, can also carry out completeness check to part prescription block chain.If verified place
Square block chain passes through completeness check, then it represents that the prescription block in the prescription block chain is intact.It is if verified
Prescription block chain fail to pass through completeness check, then it represents that it is illegal by outside intruders prescription information to be present in prescription block chain
The prescription block distorted, pharmacy's terminal output illegally distort prompting.The completeness check of pharmacy's terminal-pair prescription block chain can be with
Large-scale prescription information is verified, quick check goes out with the presence or absence of the prescription block illegally distorted by outside intruders.
In one of the embodiments, the step of obtaining prescription block chain, being verified to prescription block chain includes：Obtain
Prescription block chain, multiple prescription blocks are extracted in prescription block chain；Obtain the block Hash codes of multiple prescription blocks；It is if multiple
Block Hash codes join end to end each other, it is determined that prescription block chain passes through completeness check；Otherwise, it determines deposited in prescription block chain
In the prescription block that prescription information is illegally distorted.
If the whole prescription block chain of pharmacy's terminal storage, then pharmacy's terminal can obtain whole prescription area from local
Block chain or part prescription block chain carry out completeness check.If part prescription block chain is only stored in pharmacy's terminal, then
Pharmacy's terminal can obtain required prescription block chain copy from other pharmacy's terminals or cloud platform, so as to whole place
Square block chain or part prescription block chain carry out completeness check.
Pharmacy's terminal can carry out fetching portion block chain according to preset rules.For example, when pharmacy's terminal can obtain generation
Between preset time period part prescription block chain, it is assumed that preset time period is a hour.It is non-thus, it is possible to find in time
The prescription block that method is distorted.
Verified whole prescription block chain or part prescription block chain is needed to be referred to as block chain to be verified.Prison
Superintend and direct node to parse block chain to be verified, obtain the block information of each block.Further, if diagnosis and treatment terminal-pair
Block information is upset, and pharmacy's terminal also needs to descramble block information when parsing block information.Prison
Superintend and direct the Hash codes that node obtains block in block information.If the block Hash codes of multiple prescription blocks in block chain to be verified
It can join end to end each other, then it represents that the prescription block in block chain to be verified is intact, can pass through integrality school
Test.Otherwise, represent the prescription block that prescription information is illegally distorted in block chain to be verified be present.Further, located
During the completeness check of square block chain, if there is two identical block Hash codes, then one of prescription area can be determined
The prescription information of block is illegally distorted., can be to substantial amounts of prescription information by being verified to the integrality of prescription block chain
Rapid verification is carried out, quick check goes out with the presence or absence of the prescription block illegally distorted by outside intruders, and place is able to ensure that with this
Safety and reliability in Fang Liuzhuan.
Further, different authorities can be awarded in different pharmacy's terminals.Pharmacy's terminal-pair prescription block chain it is complete
When whole property is verified, prescription block information can be parsed, gets block Hash codes.Therefore, although pharmacy's terminal authority not
Together, the integrality of block chain can still be verified.But pharmacy's terminal can only access according to its rights that have been granted
The prescription information of prescription block.
In one embodiment, the step of obtaining prescription block chain, being verified to prescription block chain includes：Obtain prescription
Prescription block group in block chain；Prescription block group has corresponding block group Hash codes；Prescription block group is parsed, obtained
The block information of multiple prescription blocks into block group；It is corresponding using the block information generation prescription block group of multiple prescription blocks
Block group verification Hash codes；Uniformity school is carried out to prescription block group with block group Hash codes using block group verification Hash codes
Test.
The block in block chain can be divided into multiple prescription block groups according to preset rules.For example, the generation time exists
Multiple prescription blocks in preset time period are a prescription block group, or the multiple prescription blocks of doctor identification identical are one
Individual prescription block group etc..Specifically, pharmacy's terminal or cloud platform can assemble to prescription block and put corresponding number of blocks, work as medicine
Shop terminal or cloud platform receive when meeting that the prescription blocks of preset rules reaches the number of blocks of configuration, then will meet default rule
Prescription block then is divided into a prescription block group, and is generated according to the block information of multiple prescription blocks in prescription block group
Block group Hash codes.
When the uniformity of pharmacy's terminal-pair prescription block group is verified, prescription block group that pharmacy's terminal-pair is got
Parsed, obtain the block information of each prescription block in prescription block group.If diagnosis and treatment terminal-pair block information is carried out
Upset, pharmacy's terminal also needs to descramble block information when parsing block information.Pharmacy's terminal utilizes parsing
Block group verification Hash codes corresponding to the block information generation prescription block group of each prescription block arrived.
In one of the embodiments, Hash codes are verified using block group to carry out prescription block group with block group Hash codes
The step of consistency desired result, includes：Block group verification Hash codes are compared with block Hash codes, if unanimously, it is determined that prescription
Block group is by consistency desired result, and each prescription block in prescription block group passes through consistency desired result；Otherwise, it determines place
The prescription block that prescription information is illegally distorted in square block group be present.
Block group Hash codes are compared pharmacy's terminal with block group verification Hash codes, if block group Hash codes and area
Block group verification Hash codes are consistent, then it represents that prescription block group is by consistency desired result, and multiple prescriptions in prescription block group
Block passes through consistency desired result.By carrying out consistency desired result to prescription block group, it can effectively improve and locate in prescription block chain
The checkability of square information.If block group Hash codes and block group verification Hash codes are inconsistent, then it represents that prescription block group is not
There can be the prescription block that prescription information is illegally distorted by outside intruders in prescription block group by consistency desired result.For
Fail the prescription block group by consistency desired result, pharmacy's terminal can also be by the way of providing to prescription in above-described embodiment
Each prescription block in block group carries out consistency desired result, to be accurately positioned the prescription block illegally distorted, so as to
So that it can be traced from the prescription that hospital circulates to pharmacy.
Further, diagnosis and treatment terminal can also be by the prescription block of generation to multiple authorized third party supervision terminals
(can also turn into supervision node) is broadcasted.Supervise node and receive multiple prescription blocks, multiple prescription blocks can form phase
The prescription block chain answered.Multiple supervision nodes can carry out distributed storage to prescription block chain, even if there is some pharmacy's terminals
Break down, also ensure that the prescription information in prescription block chain will not also be lost.Supervision node can use above-mentioned implementation
The mode provided in example can carry out completeness check to prescription block chain, and consistency desired result is carried out to prescription block, and right
Prescription block group carries out consistency desired result.Prescription block chain is verified by supervising node, can further improve discovery
The possibility of prescription information is illegally distorted by outside intruders, is circulated so as to further improve prescription information from hospital to pharmacy
Safety and reliability.
Further, it is determined that there is prescription information by outside illegal in pharmacy's terminal or supervision node in prescription block chain
After the prescription block distorted, pharmacy's terminal or monitor terminal can also calculate to verify out and illegally be distorted according to reward rule
Prescription block amount of money award.It can be diversified forms to reward rule, and amount of money award can be that definite value can also be according to quilt
The quantity or time verified corresponding to the prescription block illegally distorted calculates.For example, verify out the prescription illegally distorted
Block can obtain the amount of money award of default number；Or illegally distorted prescription block it is verified go out time in different time
In the range of correspond to different amount of money award etc..By rewarding pharmacy's terminal or supervision node, it is possible thereby to excite medicine
The enthusiasm that shop terminal or supervision node are verified to block chain.
In one embodiment, as shown in figure 3, being a kind of internal structure schematic diagram of pharmacy's terminal.Pharmacy's terminal 300
Including connected by system bus processor 301, non-volatile memory medium 302, built-in storage 303 and network interface 304,
Display screen 305 and input unit 306.Wherein, the non-volatile memory medium 302 of pharmacy's terminal 300 is stored with operating system
3021, in addition to a kind of prescription circulation apparatus 3022 based on block chain, it is somebody's turn to do the prescription circulation apparatus 3022 based on block chain and uses
In realizing that a kind of prescription based on block chain circulates method.The processor 301 is used to provide calculating and control ability, and support is whole
The operation of pharmacy's terminal 300.Built-in storage 303 in pharmacy's terminal 300 is based on block in non-volatile memory medium 302
The operation of the prescription circulation apparatus 3022 of chain provides environment, can store computer-readable instruction in the built-in storage 303, the meter
When calculation machine readable instruction is performed by processor 301, it may be such that processor 301 performs a kind of prescription circulation side based on block chain
Method.Network interface 304 is used to carry out network service with diagnosis and treatment terminal, such as receives the prescription block of diagnosis and treatment terminal broadcast.Pharmacy
The display screen 305 of terminal 300 can be LCDs or electric ink display screen etc., and input unit 306 can be display
On screen 305 touch layer that covers or the button, trace ball or the Trackpad that are set in pharmacy's terminal enclosure or
External keyboard, Trackpad or mouse etc..Pharmacy's terminal can be desktop computer, notebook computer or tablet personal computer etc..
It will be understood by those skilled in the art that the frame of the structure shown in Fig. 3, the only part-structure related to application scheme
Figure, does not form the restriction for the pharmacy's terminal being applied thereon to application scheme, specific pharmacy's terminal can include than
More or less parts shown in figure, either combine some parts or arranged with different parts.
In one embodiment, as shown in Figure 4, there is provided a kind of prescription circulation apparatus based on block chain, including：Receive
Module 402, acquisition module 404, correction verification module 406 and output module 408, wherein：
Receiving module 402, for receiving multiple prescription blocks of diagnosis and treatment terminal broadcast, prescription block passes through diagnosis and treatment terminal profit
Generated with prescription information, multiple prescription blocks form prescription block chain.
Acquisition module 404, for obtaining Patient identification, extracted according to Patient identification in block chain corresponding to prescription area
Block.
Correction verification module 406, for being verified to prescription block.
Output module 408, if for prescription block by verification, the prescription information that output prescription block carries is as trouble
Person purchases the prescription information needed for medicine；Otherwise, the prescription information that prescription block carries is exported illegally to be distorted as invalid information.
In one embodiment, acquisition module 404 is additionally operable to obtain prescription block chain, and correction verification module 406 is additionally operable to place
Square block chain is verified；If verification does not pass through, it is determined that the prescription that prescription information is illegally distorted in prescription block chain be present
Block, and carry out illegally distorting prompting.
In one embodiment, correction verification module 406 is additionally operable to verification Hash codes being compared with block Hash codes, if one
Cause, it is determined that prescription block passes through consistency desired result；Otherwise, it determines prescription block is by consistency desired result, and prescription block
The prescription information of carrying is illegally distorted.
In one embodiment, correction verification module 406 is additionally operable to obtain prescription block chain, and prescription block chain is verified；
If verification does not pass through, it is determined that the prescription block that prescription information is illegally distorted in prescription block chain be present.
In one embodiment, correction verification module 406 is additionally operable to obtain prescription block chain, is extracted in prescription block chain multiple
Prescription block；Obtain the block Hash codes of multiple prescription blocks；If multiple block Hash codes join end to end each other, it is determined that prescription
Block chain passes through completeness check；Otherwise, it determines the prescription block that prescription information is illegally distorted in prescription block chain be present.
In one embodiment, correction verification module 406 is additionally operable to obtain the prescription block group in prescription block chain；Prescription block
Group has corresponding block group Hash codes；Prescription block group is parsed, obtains the block of multiple prescription blocks in block group
Information；Utilize block group verification Hash codes corresponding to the block information generation prescription block group of multiple prescription blocks；Utilize block
Group verification Hash codes carry out consistency desired result with block group Hash codes to prescription block group.
In one embodiment, correction verification module 406 is additionally operable to be compared block group verification Hash codes with block Hash codes
It is right, if unanimously, it is determined that prescription block group is by consistency desired result, and each prescription block in prescription block group passes through one
The verification of cause property；Otherwise, it determines the prescription block that prescription information is illegally distorted in prescription block group be present.
In one embodiment, as shown in Figure 5, there is provided a kind of prescription flow system based on block chain, including：Diagnosis and treatment
Terminal 502 and pharmacy's terminal 504, wherein：
Diagnosis and treatment terminal 502, for obtaining prescription information, prescription block is generated using prescription information, by prescription block to more
Individual pharmacy's terminal is broadcasted；
Pharmacy's terminal 504, for receiving prescription block, multiple prescription blocks form prescription block chain；Obtain patient information,
Prescription block corresponding to being extracted according to patient information in block chain；Prescription block is verified；If prescription block passes through school
Test, then export prescription information of the prescription information of prescription block carrying needed for as patient's purchase medicine；Otherwise, output prescription block is taken
The prescription information of band is illegally distorted as invalid information.
In one embodiment, pharmacy's terminal 504 is additionally operable to obtain prescription block chain, and prescription block chain is verified；
If verification passes through, it is determined that the prescription block in prescription block chain is perfect；If verification does not pass through, it is determined that prescription block chain
The middle prescription block that prescription information be present and illegally distorted, and carry out illegally distorting prompting.
One of ordinary skill in the art will appreciate that realize all or part of flow in above-described embodiment method, being can be with
Instruct the hardware of correlation to complete by computer program, program can be stored in a non-volatile computer storage can be read
In medium, the program is upon execution, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) etc..
Each technical characteristic of above example can be combined arbitrarily, to make description succinct, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, lance is not present in the combination of these technical characteristics
Shield, all it is considered to be the scope of this specification record.
Above example only expresses the several embodiments of the present invention, and its description is more specific and detailed, but can not
Therefore it is construed as limiting the scope of the patent.It should be pointed out that for the person of ordinary skill of the art,
On the premise of not departing from present inventive concept, various modifications and improvements can be made, these belong to protection scope of the present invention.
Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of prescription circulation method based on block chain, methods described include：
Multiple prescription blocks of diagnosis and treatment terminal broadcast are received, the prescription block utilizes prescription information next life by diagnosis and treatment terminal
Into the multiple prescription block forms prescription block chain；
Obtain patient information, extracted according to the patient information in the block chain corresponding to prescription block；
The prescription block is verified；
If the prescription block is exported the prescription information that the prescription block carries and purchased as patient needed for medicine by verification
Prescription information；Otherwise, the prescription information that the prescription block carries is exported illegally to be distorted as invalid information.
2. according to the method for claim 1, it is characterised in that described the step of being verified to the prescription block wraps
Include：
The prescription block is parsed, obtains block information；Block information includes block Hash codes；
The block information obtained using parsing is generated and verifies Hash codes corresponding to the prescription block；
Consistency desired result is carried out to the prescription block with the block Hash codes using the verification Hash codes.
3. according to the method for claim 2, it is characterised in that described to utilize the verification Hash codes and the block Hash
The step of code carries out consistency desired result to the prescription block includes：
The verification Hash codes are compared with the block Hash codes, if unanimously, it is determined that the prescription block passes through one
The verification of cause property；Otherwise, it determines the prescription block is by consistency desired result, and the prescription information quilt that the prescription block carries
Illegally distort.
4. according to the method for claim 1, it is characterised in that methods described also includes：
The prescription block chain is obtained, the prescription block chain is verified；
If verification passes through, it is determined that the prescription block in the prescription block chain is complete；
If verification does not pass through, it is determined that the prescription block that prescription information is illegally distorted in the prescription block chain be present, and
Progress illegally distorts prompting.
5. according to the method for claim 4, it is characterised in that the prescription block includes block Hash codes；The acquisition
The prescription block chain, the step of being verified to the prescription block chain, include：
The prescription block chain is obtained, multiple prescription blocks are extracted in the prescription block chain；
Obtain the block Hash codes of multiple prescription blocks；
If multiple block Hash codes join end to end each other, it is determined that the prescription block chain passes through completeness check；Otherwise, it determines
The prescription block that prescription information is illegally distorted in the prescription block chain be present.
6. according to the method for claim 4, it is characterised in that it is described to obtain the prescription block chain, to the prescription area
The step of block chain is verified includes：
Obtain the prescription block group in the prescription block chain；The prescription block group has corresponding block group Hash codes；
The prescription block group is parsed, obtains the block information of multiple prescription blocks in block group；
Block group verification Hash codes corresponding to the prescription block group are generated using the block information of the multiple prescription block；
Consistency desired result is carried out to the prescription block group with the block group Hash codes using block group verification Hash codes.
7. according to the method for claim 6, it is characterised in that described to utilize block group verification Hash codes and the area
The step of block group Hash codes carry out consistency desired result to the prescription block group includes：
Block group verification Hash codes are compared with the block Hash codes, if unanimously, it is determined that the prescription block
Group passes through consistency desired result, and each prescription block in the prescription block group passes through consistency desired result；Otherwise, it determines institute
State and the prescription block that prescription information is illegally distorted in prescription block group be present.
8. a kind of prescription circulation apparatus based on block chain, it is characterised in that described device includes：
Receiving module, for receiving multiple prescription blocks of diagnosis and treatment terminal broadcast, the prescription block is utilized by diagnosis and treatment terminal
Prescription information generates, and the multiple prescription block forms prescription block chain；
Acquisition module, for obtaining Patient identification, extracted according to the Patient identification in the block chain corresponding to prescription area
Block；
Correction verification module, for being verified to the prescription block；
Output module, if exporting the prescription information conduct that the prescription block carries by verification for the prescription block
Patient purchases the prescription information needed for medicine；Otherwise, the prescription information that the prescription block carries is exported illegally to be distorted as invalid letter
Breath, and carry out illegally distorting prompting.
9. device according to claim 8, it is characterised in that the acquisition module is additionally operable to obtain the prescription block
Chain, the correction verification module are additionally operable to verify the prescription block chain；If verification passes through, it is determined that the prescription block chain
In prescription block it is perfect；If verification does not pass through, it is determined that prescription information be present in the prescription block chain and is illegally usurped
The prescription block changed.
10. a kind of prescription flow system based on block chain, it is characterised in that the system includes：
Diagnosis and treatment terminal, for obtaining prescription information, prescription block is generated using prescription information, prescription block is whole to multiple pharmacies
Broadcasted at end；
Pharmacy's terminal, for receiving prescription block, multiple prescription blocks form prescription block chain；Patient information is obtained, according to institute
State patient information extracted in the block chain corresponding to prescription block；The prescription block is verified；If the prescription
Block then exports prescription information of the prescription information of the prescription block carrying needed for as patient's purchase medicine by verification；Otherwise,
The prescription information that the prescription block carries is exported illegally to be distorted as invalid information.
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| CN201710054227.8A CN107799163A (en) | 2017-01-22 | 2017-01-22 | Prescription circulation methods, devices and systems based on block chain |
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| CN201710054227.8A CN107799163A (en) | 2017-01-22 | 2017-01-22 | Prescription circulation methods, devices and systems based on block chain |
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| CN110808958A (en) * | 2019-10-07 | 2020-02-18 | 复旦大学 | Medicine separation management system based on CP-ABE and block chain |
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