A data sharing cloud-assisted electronic medical system capable of searching and protecting privacy

A data sharing, electronic medical technology, applied in the direction of digital data protection, patient-specific data, electronic digital data processing, etc., to achieve the effect of ensuring integrity and correctness, ensuring privacy and security, and improving efficiency

Active Publication Date: 2019-02-15
BEIJING INSTITUTE OF TECHNOLOGYGY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

This patented technology allows for securely storing patient's personal details during an appointment or visit without compromising their safety by allowing them access only authorized users who have paid special fees. It also includes various technical feature such as encrypting sensitive data before sending it over networks like internet, performing search queries on specific words within this data, create hash tables based upon these searches, injecting fake values into those databases while prevention from being detected (Peterson et al., 2004), and testing its effectiveness against other systems. Overall, this innovative solution provides better ways to manage and share important information about individuals throughout time.

Problems solved by technology

The technical problem addressed in this patents relates to ensuring secure access to important private records such as user's biometric signatures during online health monitoring sessions made possible due to advancements in mobile device technologies like smartphones and tablets. Current methods require storing large amounts of secret keys locally at home or remote locations, making their use inconvenient when accessing new ones over public networks. Therefore there needs a way to efficiently share digital health recordings without compromise being able to retrieve relevant documents quickly while maintaining high levels of safety measures against potential leaks.

Method used

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  • A data sharing cloud-assisted electronic medical system capable of searching and protecting privacy
  • A data sharing cloud-assisted electronic medical system capable of searching and protecting privacy
  • A data sharing cloud-assisted electronic medical system capable of searching and protecting privacy

Examples

Experimental program
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Effect test

Embodiment 1

[0056] This embodiment describes in detail the specific implementation of a data sharing cloud-assisted electronic medical system for data search, data privacy protection, and data sharing that can be searched and protected.

[0057] The overall model of a searchable and privacy-protected data sharing cloud-assisted electronic medical system is as follows figure 1 Shown.

[0058] The trust agency generates an encryption key and distributes the encryption key to the IoT gateway, cloud server A, cloud server B, and data users. When the data owner's various physical indicators are collected through wearable devices to form a PHI file, each PHI file has an identifier, marked as ID(f), and then the data owner sends the PHI file to the IoT gateway . The IoT gateway proposes the keyword w from the PHI document. Then, the IoT gateway performs symmetric encryption on the PHI file to generate an encrypted PHI file, performs homomorphic encryption and symmetric encryption on the keywords re...

Embodiment 2

[0065] This embodiment explains in detail our experiments on an electronic medical care system of the present invention. We mainly tested the electronic healthcare system in three scenarios. First of all, we conducted experiments on the scenario of a different number of stored files in the cloud server A. In this scenario, we conducted a simulation experiment of keyword range search. The experimental results are as follows image 3 , The experiment is mainly on the range of 10, 20, 30, because PHI files are randomly generated, so as the number of stored files increases, the number of returned files will increase, and the required time will become longer. When the returned files are more than 6000 and the query keyword range is 30, the time required will not exceed 7s. This experiment shows that the time required for file return may be related to the number of returned files and the number of stored files. Second, we conduct experiments on the scenario where different numbers o...

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Abstract

The invention relates to a data sharing cloud assisted electronic medical system capable of searching and protecting privacy, belonging to the technical field of electronic medical care and data sharing. The encryption method and two cloud servers cooperate with each other to realize privacy protection and data security, A message authentication code and a modified Bloom filter are used to complete the authentication of the integrity and correctness of the file and efficient data grouping, and the proposed privacy equality test protocol under homomorphic encryption is used to perform keyword range search to realize data sharing between patients and third-party healthcare service providers. The data sharing cloud assisted electronic medical system enables third-party healthcare service providers to search for and access people's personal health information files in a secure and efficient manner, thereby remotely monitoring their health status and providing timely diagnosis. The data sharing cloud assisted electronic medical system enables third-party healthcare service providers to search and access people's personal health information files in a secure and efficient manner. Finally, the feasibility and efficiency of the proposed system in practical medical applications are verified by experiments on real data sets and extensive simulations on tens of thousands of virtual data sets.

Description

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Claims

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Application Information

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Owner BEIJING INSTITUTE OF TECHNOLOGYGY
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