Infusion Pump Pairing Verification via Mutual ID Exchange

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Solution Overview

Problem

Conventional external infusion devices for delivering medications like insulin often face challenges in secure and convenient pairing with remote controllers, leading to potential incorrect device pairing and safety issues.

Innovation Solution

A disease management system that includes a medical device and a remote controller, where both devices exchange identification information to establish a secure wireless connection, ensuring correct pairing through a method that displays identification information on both devices and allows control only after mutual acceptance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional external infusion devices allow remote controller pairing without verification, then the pairing process is simple and quick, but incorrect device pairing may occur leading to safety issues

Engineering Contradiction:
Improvepairing process simplicityVSAvoidcorrect device pairing assurance
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent implements a feedback mechanism where the medical device and remote controller exchange identification information and display it to the user for verification. The system provides visual feedback by showing the paired device's identification on both the medical device display and remote controller display, allowing users to confirm correct pairing before control is established.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent performs preliminary verification actions before establishing the control connection. The identification information exchange and display occurs before the remote controller is permitted to control the medical device, ensuring that pairing is verified in advance to prevent incorrect connections.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If identification information exchange is implemented between medical device and remote controller, then incorrect pairing is reduced and safety is improved, but the pairing process becomes more complex

Engineering Contradiction:
Improvecorrect device pairing assuranceVSAvoidpairing process complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements self-service functionality where the medical device and remote controller automatically exchange and display identification information without requiring manual intervention. The system performs the verification process autonomously, reducing the burden on users while maintaining reliability.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent uses visual display changes to indicate pairing status and verification. The identification information is displayed on both devices' screens, providing clear visual feedback that simplifies the user's ability to verify correct pairing without adding complex manual steps.

Inventive Principle:
Principle #32Color changes

3Reliability

If mutual acceptance of identification information is required before control is permitted, then device security is enhanced, but the time required for pairing increases

Engineering Contradiction:
Improvedevice securityVSAvoidpairing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent implements a streamlined verification process that performs only the essential identification exchange and display functions needed for security, rather than multiple verification steps. This partial action approach provides adequate security while minimizing the time added to the pairing process.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS9049982B2Methods to pair a medical device and at least a remote controller for such medical device
Publication Date: 2015.06.09 LIFESCAN ENTERPRISES LLC
  • US9049982B2 patent drawing
  • US9049982B2 patent drawing
  • US9049982B2 patent drawing

AI summary

A disease management system, methods, and devices are shown and described. In one embodiment, the system includes an infusion pump and a remote controller with the ability to be paired to each other. A method to verify a wireless connection between an infusion pump and a remote controller is shown and described herein. In a further embodiment, a method to verify a wireless connection between an infusion pump and a remote controller is provided. In addition, a method of operating a diabetes management system is provided in which the system includes an infusion pump and at least a remote controller.