Wireless Injection Tracker for Adherence Monitoring

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Solution Overview

Problem

Patients with chronic diseases face challenges in adhering to their prescribed medication regimens due to difficulties in tracking dosing schedules, especially for medicaments requiring refrigeration and infrequent administration, which can lead to poor adherence and potential non-compliance.

Innovation Solution

A user device equipped with a processor, memory, and wireless transceiver that tracks the use of injection devices, communicates with storage and sharps bins, and provides reminders, notifications, and adherence reports to improve medication adherence by scanning the devices, monitoring storage conditions, and automatically ordering refills when necessary.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If patients self-administer medicament at home with minimal support, then ease of operation is improved, but reliability of adherence deteriorates

Engineering Contradiction:
Improveease of operationVSAvoidadherence
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system employs feedback mechanisms where the user device communicates with the injection device to track and record each injection event. The system provides real-time feedback to the patient through notifications and adherence reports, and feeds data back to the HCP for monitoring. This closed-loop feedback ensures reliable adherence tracking while maintaining ease of home self-administration.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The user device acts as an intermediary between the injection device and the HCP. It captures data from the injection device, processes adherence information, and communicates with the HCP's system. This intermediary layer enables reliable remote monitoring without requiring direct HCP-patient interaction for each injection, preserving ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If dosing intervals are extended to reduce frequency of administration, then ease of operation is improved, but reliability of tracking deteriorates

Engineering Contradiction:
Improveease of operationVSAvoidtracking
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The injection device is equipped with automatic tracking capabilities that record each injection event without requiring manual patient input. The device self-services by capturing dosage data, timing information, and adherence status, then automatically transmitting this data to the user device. This self-service mechanism ensures reliable tracking even with extended dosing intervals where patient memory might fail.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If multiple types of injection devices are used for different dosing requirements, then adaptability is improved, but device complexity increases

Engineering Contradiction:
ImproveadaptabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The user device is designed as a universal platform that can track and manage multiple types of injection devices. It maintains a database of different device profiles, dosing regimens, and medication types. The system automatically identifies the connected injection device type and applies the appropriate tracking parameters, enabling one device to serve multiple functions across different medication scenarios.

Inventive Principle:
Principle #6Universality (Multi-functionality)

4Device complexity

If manual tracking methods are used for dosing schedules, then device complexity is reduced, but loss of information increases

Engineering Contradiction:
Improvedevice complexityVSAvoidloss of information
Core Design Contradiction:
Device complexityVSLoss of information

Solution Approach 1:

The system replaces manual mechanical tracking methods (paper diaries, calendars) with an automated electronic data capture system. The injection device automatically records dosing events, timing, and adherence status, eliminating human error in recording. This digital substitution ensures complete and accurate information capture without adding significant complexity to the patient's routine.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS20230420125A1User Device, System and Method for Tracking Use of an Injection Device
Publication Date: 2023.12.28 SANOFI SA(FR)
  • US20230420125A1 patent drawing
  • US20230420125A1 patent drawing
  • US20230420125A1 patent drawing

AI summary

A user device configured to track use of an injection device. The user device includes a processor, a memory and a wireless transceiver. The user device can be configured to use the wireless transceiver to transmit and receive a first set of signals with a storage device configured to store a plurality of unused injection devices, the first set of signals representing data associated with a specific injection device stored in the storage device, and use the wireless transceiver to transmit and receive a second set of signals with a sharps bin configured to store a plurality of used injection devices, the second set of signals representing data associated with the specific injection device disposed of in the sharps bin.