Privacy Protection Based on Device Presence in Healthcare

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Solution Overview

Problem

The proliferation of mobile recording devices in healthcare settings poses a risk to patient privacy, as they can inadvertently capture sensitive personal health information (PHI), raising concerns about unauthorized disclosure.

Innovation Solution

A framework that determines the presence of recording devices and controls access to PHI based on associated privileges, using a presence monitor, privileges manager, and control unit to restrict or obscure PHI presentation and recording functions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If mobile recording devices are allowed in healthcare settings, then ease of operation and accessibility are improved, but patient privacy and security of PHI are compromised

Engineering Contradiction:
Improveaccessibility of recording devicesVSAvoidunauthorized disclosure of PHI
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent introduces an intermediary system comprising a presence monitor, privileges manager, and control unit that mediates between recording devices and PHI presentation devices. This intermediary framework enables authorized recording devices to operate while blocking unauthorized ones from capturing PHI, thus resolving the contradiction between device accessibility and privacy protection

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system implements feedback mechanisms where the presence monitor continuously detects recording devices, the privileges manager verifies authorization status, and the control unit adjusts PHI presentation in real-time based on detected device status. This closed-loop feedback system maintains privacy protection while allowing legitimate recording operations

Inventive Principle:
Principle #23Feedback

2Loss of information

If PHI is made accessible on presentation devices, then information availability is improved, but risk of unauthorized recording increases

Engineering Contradiction:
Improveavailability of PHIVSAvoidrisk of unauthorized capture
Core Design Contradiction:
Loss of informationVSObject-affected harmful factors

Solution Approach 1:

The patent applies dynamics by making PHI presentation dynamic rather than static. The control unit adjusts the presentation of PHI in real-time based on the presence and authorization status of nearby recording devices. Authorized devices receive full PHI access while unauthorized devices trigger restricted or obscured PHI display, thus maintaining information availability for legitimate uses while protecting against unauthorized capture

Inventive Principle:
Principle #15Dynamics

3Object-affected harmful factors

If recording functions are restricted to protect privacy, then patient privacy is improved, but ease of operation and device utility are reduced

Engineering Contradiction:
Improveprivacy protectionVSAvoiddevice functionality
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The patent applies local quality by implementing differentiated recording restrictions based on location and context. Rather than uniformly restricting all recording functions, the system allows recording in authorized contexts while blocking it in unauthorized contexts. This enables recording devices to maintain full functionality where appropriate while automatically restricting access where privacy concerns exist

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS10438692B2Privacy protection based on device presence
Publication Date: 2019.10.08 CERNER INNOVATION INC
  • US10438692B2 patent drawing
  • US10438692B2 patent drawing
  • US10438692B2 patent drawing

AI summary

Disclosed herein is a framework for facilitating privacy protection based on device presence. In accordance with one aspect, presence of a recording device is determined. A set of one or more privileges associated with the recording device may be retrieved. Based on the set of one or more privileges, the framework may control acquisition of personal health information (PHI) by the recording device, wherein the PHI is accessible via a PHI presentation device that is within a predetermined distance from the recording device.