Reusable Wearable Glucose Monitor With Activity Data Correlation

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Solution Overview

Problem

Existing systems for monitoring physiological characteristics, such as blood glucose levels, do not allow users to observe their levels continuously and correlate them with activity levels, heart rates, and other metrics, and require frequent hardware purchases.

Innovation Solution

A reusable wearable device that interfaces with a physiological characteristic sensor, such as a blood glucose sensor, allowing users to monitor their glucose levels and correlate them with activity and heart rate metrics, and can be detached from the sensor for independent use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Duration of action of stationary object

If a reusable wearable device is used to interface with physiological sensors, then hardware replacement frequency is reduced and cost is decreased, but the device must support multiple configurations and sensor types increasing its complexity

Engineering Contradiction:
Improvehardware usage durationVSAvoiddevice configuration complexity
Core Design Contradiction:
Duration of action of stationary objectVSDevice complexity

Solution Approach 1:

The wearable device incorporates multiple connector types (first connector for physiological sensors, second connector for activity trackers) and can operate in multiple configurations - either paired with a physiological sensor or standalone with an activity tracker, making it a universal platform that handles different sensor types and usage scenarios without requiring separate dedicated devices

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

Solution Approach 2:

The device separates its functionality into distinct modular components - the physiological sensor interface (first connector), the activity tracker interface (second connector), and the central processing unit - allowing each component to be independently configured or replaced based on specific needs while maintaining the overall reusable platform

Inventive Principle:
Principle #1Segmentation

2Loss of information

If the wearable device continuously monitors multiple physiological metrics, then the amount of health information available to users increases, but the processing and data management complexity increases

Engineering Contradiction:
Improvephysiological data availabilityVSAvoiddata processing complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The device merges data from multiple sources - physiological characteristics from the medical sensor (glucose levels, heart rate) and activity metrics from the activity tracker (steps, calories, sleep) - into a unified data processing pipeline that correlates and presents comprehensive health information in a single integrated interface, reducing the burden of managing separate data streams

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12465246B2Systems for physiological characteristic monitoring
Publication Date: 2025.11.11 MEDTRONIC MINIMED INC
  • US12465246B2 patent drawing
  • US12465246B2 patent drawing
  • US12465246B2 patent drawing

AI summary

A physiological characteristic monitoring system includes a wearable attachment device, an electronic device, and a physiological characteristic sensor (e.g., a glucose sensor) including a portion that is insertable into subcutaneous tissue of a user to generate sensor signals indicating a physiological characteristic of the user. The electronic device includes a first connector configured to detachably couple to the physiological characteristic sensor to receive the sensor signals in a first configuration of the electronic device, a second connector configured to detachably couple to the wearable attachment device in a second configuration of the electronic device, a controller configured to determine the physiological characteristic of the user based on the sensor signals, and a display configured to display the physiological characteristic of the user.