Wearable Device Detecting Injection Click Noise
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Solution Overview
Problem
Existing handheld injection devices for medicament delivery face challenges in providing efficient and user-friendly monitoring of dose setting and operational status, particularly due to the need for bulky add-on devices that require frequent disassembly and reassembly, leading to increased user burden and storage issues.
Innovation Solution
A wearable electronic device equipped with sensors to detect mechanical vibrations or acoustic noises generated by the injection device's click noise generator, allowing for precise monitoring of dose setting and dispensing without the need for additional hardware, using a processor to record and analyze these signals for dose calculation and operational status determination.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If add-on or auxiliary devices are used for monitoring injection device operation, then monitoring capability is improved, but device complexity and storage requirements increase
Solution Approach 1:
The patent combines the monitoring functions into the user's existing wearable electronic device (smartwatch, fitness tracker) rather than using separate add-on devices. The wearable device integrates sensors, processors, and memory to monitor injection device operations, thereby improving monitoring capability while avoiding the complexity and storage issues of separate auxiliary devices.
Solution Approach 2:
The wearable electronic device serves multiple functions: it monitors injection device operations, tracks user health data, provides notifications, and stores information. By making the wearable device universal and multi-functional, the patent eliminates the need for dedicated add-on monitoring devices, reducing overall system complexity while maintaining robust monitoring capabilities.
2Measurement precision
If add-on or auxiliary devices are attached to injection devices for monitoring, then monitoring accuracy is improved, but ease of operation deteriorates due to frequent disassembly and reassembly
Solution Approach 1:
The wearable electronic device autonomously performs monitoring without requiring physical attachment to the injection device. The device uses sensors to detect acoustic signals, mechanical vibrations, and operational patterns of the injection device independently, maintaining high monitoring accuracy while eliminating the need for repeated assembly and disassembly that would complicate user operation.
3Ease of manufacture
If mechanically implemented click noise generators are used in injection devices, then feedback capability is improved, but detection reliability worsens due to variable acoustic signals
Solution Approach 1:
The wearable electronic device continuously monitors acoustic signals, mechanical vibrations, and operational patterns from the injection device's click noise generator. By analyzing multiple parameters and patterns over time rather than relying on single acoustic measurements, the system compensates for signal variability and maintains high detection reliability while preserving the simple mechanical feedback capability of the injection device.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables reliable, precise, and cost-effective monitoring of handheld injection device operations, reducing user burden and storage requirements by integrating sensing capabilities directly into a wearable device, such as a smart watch, for seamless data collection and feedback.
Implementation Method 1
The first sensor is configured to detect at least one of a mechanical vibration or an acoustic noise which is caused or generated by a click noise generator
Implementation Method 2
The first sensor is configured to detect at least one of a mechanical vibration or an acoustic noise which is caused or generated by a click noise generator
Data Source
AI summary
The present disclosure relates to a wearable electronic device. The wearable electronic device includes a housing, a processor arranged inside the housing, and at least a first sensor that is connected to the processor and configured to detect at least one of a mechanical vibration or an acoustic noise caused or generated by a click noise generator of a handheld injection device.


