Infrared Sensor Adhesive Patch for Medication Bottle Cap Tracking
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Solution Overview
Problem
Existing medication tracking and reminder systems are unreliable, cumbersome, and expensive, often requiring specialized equipment and software, making them inaccessible to most clinicians and patients due to budget constraints and compatibility issues with various medication bottle sizes.
Innovation Solution
A low-cost medication adherence tracking device that attaches to conventional bottle caps, utilizing an infrared proximity sensor to detect cap removal, communicate data externally, and emit light signals for reminders, ensuring reliability in various lighting conditions and compatibility with different cap sizes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If mechanical sensors are used to detect bottle cap removal, then cap removal detection is achieved, but the device reliability deteriorates due to easy breakage and failure after several uses
Solution Approach 1:
The patent replaces mechanical sensors with optical sensors that use light to detect cap removal. The optical sensor emits light and detects changes in light reflection or transmission when the cap is removed, eliminating mechanical contact and moving parts that cause wear and failure. This substitution maintains detection functionality while significantly improving device reliability.
2Ease of operation
If optical sensors are used to detect bottle cap removal, then cap removal detection is achieved, but the reliability deteriorates in low-light conditions and when ambient light changes rapidly
Solution Approach 1:
The patent uses a LED light source that emits light at a specific wavelength, and the optical sensor detects changes in light properties caused by cap removal. By using a controlled light source and detecting specific optical changes, the system becomes insensitive to ambient light conditions. The LED can be modulated or used in conjunction with filtering to distinguish cap removal events from ambient light variations.
Solution Approach 2:
The patent changes the operating parameters of the optical sensor to detect specific light property changes that occur during cap removal. By monitoring parameters such as light intensity, reflection angle, or transmission characteristics that change specifically when the cap is removed, the system achieves reliable detection independent of ambient lighting conditions.
3Adaptability or versatility
If multiple components are included in the device, then functionality is improved, but device complexity increases leading to more failure points and user error
Solution Approach 1:
The patent combines multiple functions into a single integrated device. The housing incorporates the optical sensor, LED light source, adhesive layer for mounting, and cap removal detection functionality all in one unit. This merging eliminates the need for separate components that would need to be assembled and configured, reducing complexity while maintaining full functionality including detection, notification, and data tracking.
Solution Approach 2:
The patent designs the device to perform multiple functions simultaneously: detecting cap removal, providing visual or audible notifications, tracking adherence data, and communicating with external devices. The single device structure with integrated components achieves multi-functionality without proportionally increasing complexity, as all functions share common hardware resources and are managed by unified control logic.
4Ease of manufacture
If the device is built into a specific bottle or cap, then integration is achieved, but adaptability deteriorates limiting compatibility to certain sizes
Solution Approach 1:
The patent segments the device into a self-contained modular unit with a standardized mounting interface. The housing and adhesive layer combination creates a universal attachment mechanism that can be applied to various cap sizes and types. This segmentation allows the same device design to be adapted to different bottles without requiring custom integration for each size, maintaining ease of manufacture through standardized components while achieving broad adaptability.
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
Provides a reliable, affordable solution for tracking medication adherence and reminding users to take medication, with wireless communication capabilities for data review, reducing user error and increasing adoption rates by being compatible with various bottle sizes and lighting conditions.
Implementation Method 1
an infrared proximity sensor that determines when the cap is removed from the bottle
Implementation Method 2
the inventive apparatus is equipped with a light source and is configured to emit a light signal to notify a user of a condition
Data Source
AI summary
A medication adherence tracking device is configured for being attached to a cap of a conventional medication container. The tracking device includes an adhesive layer for attaching the device to the cap. The device also includes an infrared proximity sensor for detecting an amount of light that is reflected by a wall surface and/or a bottom surface of the medication container. A transmitter of the tracking device transmits adherence data to an external computing device, wherein the adherence data comprises a timestamp identifying when the cap was removed from the container. Reflected light data obtained by the sensor is sent to a processor, and the processor uses the data to determine whether the cap has been removed from the container. When the cap is removed from the container, the processor generates the timestamp.