Medicament Delivery Receiver for Accurate User Event Association

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Solution Overview

Problem

Existing medicament delivery devices face challenges in ensuring that adherence data is accurately associated with the correct user due to wireless communication interference from multiple devices in proximity, leading to erroneous registrations.

Innovation Solution

A method and receiver system that utilizes timing, signal strength, and triangulation to associate a designated user with a medicament delivery event by verifying the medicament delivery device's identity and proximity, using a processing unit to analyze wireless signals and determine if the event complies with the user's expected schedule and signal strength thresholds.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If a wireless receiver collects adherence data from multiple medicament delivery devices in proximity, then the quantity of collected data increases, but the reliability of user association deteriorates due to erroneous registrations

Engineering Contradiction:
Improvequantity of adherence dataVSAvoidreliability of user association
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent replaces mechanical proximity-based data collection with a multi-parameter verification system that includes timing validation, signal strength measurement, and device identifier verification. This substitution allows the receiver to distinguish between legitimate nearby devices and erroneous signals, maintaining data quantity while improving association reliability through sophisticated detection algorithms.

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

Solution Approach 2:

The patent introduces an intermediary verification layer between the wireless receiver and data registration. This intermediary layer validates each data point against multiple criteria (timing schedule, signal strength thresholds, device identifiers) before allowing registration, thereby preventing erroneous associations while preserving valid data from legitimate users.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the receiver validates timing and signal strength to ensure accurate user association, then the reliability of user association improves, but the device complexity increases

Engineering Contradiction:
Improvereliability of user associationVSAvoidcomplexity of receiver system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements preliminary verification actions by pre-establishing expected timing schedules and signal strength thresholds for each designated user. These pre-configured parameters enable the receiver to automatically validate incoming data without complex real-time analysis, reducing computational complexity while maintaining high reliability through proactive validation rules.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent changes the verification parameters from simple proximity detection to multi-dimensional validation including temporal parameters (timing schedules), signal parameters (signal strength thresholds), and identifier parameters (device IDs). This parameter expansion provides robust user association with manageable complexity through structured validation rules rather than complex algorithms.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20260019840A1Associating a designated user with a medicament delivery device
Publication Date: 2026.01.15 SHL MEDICAL AG
  • US20260019840A1 patent drawing
  • US20260019840A1 patent drawing
  • US20260019840A1 patent drawing

AI summary

A method of a receiver of associating a designated user with a medicament delivery device configured to communicate a medicament delivery event wirelessly to the receiver is provided. The method comprises receiving a wireless signal identifying a medicament delivery device communicating a medicament delivery event, determining whether or not timing of receiving the signal complies with an expected medicament delivery schedule of the designated user, and if so determining that the identified medicament delivery device was used by the designated user for causing the medicament delivery event.