Wearable Ring Bioimpedance Measurement Using Shared Electrodes
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Solution Overview
Problem
Conventional wearable devices lack the capability to measure bioimpedance data, which is essential for determining biological metrics such as body composition and dietary habits, providing users with a comprehensive picture of their health.
Innovation Solution
A wearable device, such as a ring, equipped with electrodes that generate and receive electrical signals to determine bioimpedance data, allowing for the detection of changes in biological metrics and providing users with feedback on their diet, including messages to adjust their fat intake and fiber consumption.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional wearable devices are used, then device simplicity is maintained, but the capability to measure bioimpedance data is lacking
Solution Approach 1:
The wearable device integrates multiple functions including physiological sensor measurements, bioimpedance measurements, and motion measurements into a single device. The electrodes serve dual purposes as both physiological sensors and bioimpedance measurement elements, allowing the device to perform comprehensive health monitoring without requiring separate dedicated devices for each measurement type.
2Loss of information
If bioimpedance measurement capability is added to wearable devices, then comprehensive health assessment is enabled, but device complexity increases
Solution Approach 1:
The patent combines physiological sensor measurements and bioimpedance measurements into a unified measurement system. The electrodes are configured to perform both physiological sensing and bioimpedance measurement functions, merging what would traditionally require separate measurement systems into a single integrated approach that reduces overall system complexity.
Solution Approach 2:
The measurement system is designed to universally handle multiple types of health data collection. The same electrodes and signal processing circuitry are used for both physiological parameters and bioimpedance analysis, creating a multi-functional system that eliminates the need for separate dedicated measurement devices.
3Measurement precision
If electrodes are used for bioimpedance measurement, then body composition data is obtained, but device design complexity increases
Solution Approach 1:
The electrodes are designed to serve multiple functions simultaneously - they act as both physiological sensors for traditional health metrics and as bioimpedance measurement elements for body composition analysis. This multi-functionality reduces the total number of components needed and simplifies the manufacturing process by using the same electrode structure for different measurement purposes.
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 users to make informed health decisions by providing a more comprehensive health assessment beyond traditional physiological measurements, enhancing their understanding of body composition and dietary habits.
Implementation Method 1
Using the first electrode, the wearable device may generate an electrical signal, and may receive the electrical signal using the second electrode
Implementation Method 2
the wearable device may compare the generated electrical signal and the received electrical signal and determine bioimpedance data associated with the user using the comparison
Data Source
AI summary
Methods, systems, and devices for bioimpedance measurements using a wearable device are described. The method may include generating a first electrical signal using a first electrode of a wearable ring device, and receiving the first electrical signal using a second electrode of the wearable ring device. The first electrode or the second electrode may be disposed within an inner circumferential surface of the wearable ring device. Further, the method may include determining first bioimpedance data associated with a user based on a comparison of the first electrical signal generated by the first electrode and the first electrical signal received by the second electrode, and causing a graphical user interface (GUI) of a user device to display a message associated with the first bioimpedance data.