一个支持区块链的个人健康记录共享平台
Yibin Dong1, Seong K Mun1, Yue Wang1
1Virginia Polytechnic Institute and State University, Arlington, VA, 22203, USA.
Heliyon
|July 27, 2023
概括
这项研究引入了一个区块链支持的平台,用于安全共享纵向个人健康记录 (PHR). 该系统增强了患者控制的数据安全性,隐私性和同意细节性,解决了当前美国医疗保健数据管理中的关键缺口.
科学领域:
- 医疗信息学 医疗信息学
- 区块链技术 区块链技术
- 网络安全 网络安全
背景情况:
- 纵向个人健康记录 (PHR) 对于患者护理至关重要,但在美国医疗保健机构中分散.
- 分享挑战源于隐私,安全,商业利益和患者同意问题.
- 现有的系统缺乏患者管理的数据访问控制细分化.
研究的目的:
- 为PHR设计和实施一个区块链支持的共享平台原型.
- 提供患者控制的数据安全,隐私和细粒度的同意管理.
- 解决美国纵向PHR管理的差距.
主要方法:
- 开发了一个基于先前的区块链启用访问控制 (BAC) 模型的区块链启用共享平台.
- 实施了一种涉及患者和两个医疗保健组织的原型.
- 利用Hyperledger Fabric区块链进行共识和验证,在患者和提供者之间建立相互信任.
主要成果:
- 建立了一个基于Web的PHR共享平台,提供患者控制的安全性,隐私和同意细节性.
- 该系统证明了在数百个PHR上对访问权限更改的毫秒范围的性能.
- BAC模型确保了同意,安全和隐私;然而,非图形数据库目前限制了可扩展性.
结论:
- 展示了一种结合区块链和高级访问控制的可行解决方案,用于纵向PHR共享.
- 该系统提供了增强的数据安全性,隐私,可审计性,可扩展性,分布性,患者同意自主性和零信任能力.
- 未来的改进建议使用图形数据库来提高系统的可扩展性.
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