基于区块链来安全存储病人的病例

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1、August2016MovingTowardaBlockchain-basedMethodfortheSecureStorageofPatientRecordsDrewIvandrew.ivan@gmail.comAbstractToday’smethodsofrecordingandsharingpatientdatahaveanumberoflimitationsthatrestrictpatients’accesstotheirclinicalrecords,reduceavailabilityofes

2、sentialdatatocareproviders,andultimatelypresentabarriertotransformingU.S.healthcareintoalearninghealthsystem.Storingpatienthealthcaredatainablockchain-basedstorageschemecanremediatetheseshortcomings.Thispaperdiscussesblockchainasanovelapproachtosecurehealth

3、datastorage,implementationobstacles,andaplanfortransitioningincrementallyfromcurrenttechnologytoablockchainsolution.OverviewofToday’sEnvironmentAsrecentlyas2008,lessthan10percentofmedicalrecordswerestoredelectronically(Figure1)1.Paperbasedrecordsaredifficul

4、ttomoveorcopyfromtheiroriginallocationtootherplacesofserviceordirectlytothepatient.Today,nearlyallmedicalrecordsarestoredinelectronichealthrecord(EHR)systems,yetdataremainslargelynon-portable.SeveralfactorscontributetothedifficultyofFigure1.AdoptionofElectr

5、onicHealthRecordsprovidingandcontrollingaccesstohealthcaredata.inFederalAcuteCareHospitalsManyhealthcareproviderserronthesideofcautionwheninterpretingHIPAArequirements2,sharingdataonlywhenabsolutelyrequired.Thisextendstorestrictingpatientsandtheirproxiesfro

6、maccessingdataabouttheirownhealth.Someinstitutionsperceivedatastewardshipasacompetitiveadvantage.Owningthepatient’smedicalrecordpromotes“stickiness,”whilesharingitallowsthepatienttoseekcarefromanotherinstitution.Healthcareprovidersperceivethepatient’smedica

7、lrecordastheirpropertyratherthanthepatient’s.Whilethisistrueinalegalsense3,itcreatesunnecessaryandsometimescostlyobstaclesforpatientsthatneedorwanttomovetheirmedicalrecordstoanotherlocation.MeaningfulUse,theprogramresponsibleforthefastadoptionofEHRsinthepas

8、tsevenyears,requiresthatprovidersenablepatientswiththecapabilitytoview,download,andtransmittheirrecordstootherlocations4.Mostproviderstodayaresharingatleastsomedatawithexternalsystems5,indicatinglimite