Continuous Glucose Sensor Data Visualization for Trend Analysis

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Solution Overview

Problem

Conventional methods for monitoring blood glucose levels in diabetic patients are invasive, uncomfortable, and provide inadequate real-time data, often leading to delayed detection of hyperglycemic or hypoglycemic conditions, which can result in dangerous side effects.

Innovation Solution

A system comprising a continuous analyte sensor and a wireless transmitter that processes glucose data and transmits it to a mobile computing device, where an analyte data processing module generates graphical displays to show patterns and relationships between glucose levels, insulin data, and user events, allowing for timely intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional self-monitoring blood glucose methods are used, then measurement capability is provided, but user comfort and convenience deteriorate due to finger pricking requirements

Engineering Contradiction:
Improveglucose level measurementVSAvoiduser comfort
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The patent replaces the mechanical finger pricking system with a continuous glucose sensor that measures glucose levels through interstitial fluid analysis, eliminating the need for painful finger sticks while maintaining continuous monitoring capability

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

Solution Approach 2:

The patent introduces an intermediary sensing system that measures glucose indirectly through interstitial fluid rather than direct blood sampling, using a continuous sensor that detects glucose trends through tissue fluid mediation

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If conventional intermittent blood sampling is used, then simple measurement is achieved, but real-time monitoring capability deteriorates leading to delayed detection of hyperglycemic or hypoglycemic conditions

Engineering Contradiction:
Improvemeasurement simplicityVSAvoidresponse time to glucose changes
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent implements continuous glucose monitoring through a sensor that operates 24/7 without interruption, providing uninterrupted real-time data on glucose trends and enabling immediate detection of dangerous glucose excursions

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The patent incorporates real-time feedback mechanisms where the continuous sensor data is processed to provide immediate alerts when glucose levels enter dangerous ranges, enabling timely intervention before hyperglycemic or hypoglycemic conditions develop

Inventive Principle:
Principle #23Feedback

3Measurement precision

If conventional blood sampling methods are used, then glucose measurement is provided, but comprehensive glucose trend information deteriorates as users do not know if blood glucose is going up or down between samples

Engineering Contradiction:
Improveglucose levelVSAvoidglucose trend direction
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

The patent performs preliminary continuous measurement and trend analysis before dangerous glucose excursions occur, tracking the direction and rate of change to provide advance warning of potential hyperglycemic or hypoglycemic events

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent transitions from static single-point measurements to dynamic continuous monitoring that captures glucose trends, rates of change, and temporal patterns, providing comprehensive information about glucose behavior over time

Inventive Principle:
Principle #15Dynamics

4Loss of information

If dedicated display devices are used for glucose monitoring, then comprehensive data display is achieved, but device portability and user convenience deteriorate

Engineering Contradiction:
Improvedata display completenessVSAvoidnumber of devices to carry
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent enables a single smartphone to perform multiple functions including glucose monitoring, data visualization, trend analysis, and alert management by integrating with the continuous sensor, eliminating the need for separate dedicated monitoring devices

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

Data Source

PatentUS20240197264A1Systems and methods for health data visualization and user support tools for continuous glucose monitoring
Publication Date: 2024.06.20 DEXCOM INC
  • US20240197264A1 patent drawing
  • US20240197264A1 patent drawing
  • US20240197264A1 patent drawing

AI summary

Disclosed are systems and methods for generating graphical displays of analyte data and/or health information. In some implementations, the graphical displays are generating based on a self-referential dataset that are modifiable based on identified portions of the data. The modified graphical displays can indicate features in the analyte data of a host.