Blood Condition Analyzing Device Using Temporal Electrical Data

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Solution Overview

Problem

Existing blood condition analyzing devices rely heavily on user skill and experience to determine blood conditions from electrical characteristics, leading to inefficiencies and prolonged analysis times.

Innovation Solution

A device and system that automatically analyze blood condition changes by extracting features from temporal electrical characteristic data, incorporating noise removal, reliability evaluation, and evaluation units to provide accurate and rapid assessments.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If user extracts feature and compares to criterion value manually, then determination can be made with user expertise, but analysis time increases and efficiency decreases

Engineering Contradiction:

Improveblood condition determination accuracyVSAvoidanalysis time

Core Design Contradiction:

Measurement precisionVSLoss of time

Solution Approach 1:

The system performs self-service by automatically extracting features from temporal change data and comparing them against stored criterion values without requiring user intervention. The determining unit automatically determines blood conditions by retrieving relevant criterion values and performing comparisons, eliminating the need for manual user analysis while maintaining determination accuracy.

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

The patent replaces the manual mechanical process of user-based feature extraction and comparison with an automated electronic system. The determining unit uses electronic retrieval of criterion values and automated comparison logic to substitute the manual analytical process, thereby reducing analysis time while preserving measurement precision through systematic automated evaluation.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

2Measurement precision

If user skill and experience are relied upon for determination, then accurate blood condition assessment can be achieved, but device complexity increases and ease of operation decreases

Engineering Contradiction:

Improveblood condition determination accuracyVSAvoidoperational simplicity

Core Design Contradiction:

Measurement precisionVSEase of operation

Solution Approach 1:

The system embeds the expertise within the device itself through automated determination logic. The determining unit automatically retrieves appropriate criterion values based on the measured electrical characteristics and performs comparisons without requiring user expertise. This transfers the operational complexity from the user to the system, maintaining accuracy while improving ease of operation.

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

The determining unit acts as an intermediary between the measurement unit and the user. It automatically retrieves criterion values from storage, compares them with measured data, and determines blood conditions without requiring the user to perform these intermediate analytical steps. This intermediary function preserves measurement precision while simplifying user interaction.

Inventive Principle:

Principle #24Intermediary (Mediator)

3Adaptability or versatility

If manual feature extraction and comparison is performed, then flexibility in analysis methods is maintained, but productivity decreases

Engineering Contradiction:

Improveanalysis method flexibilityVSAvoidanalysis efficiency

Core Design Contradiction:

Adaptability or versatilityVSProductivity

Solution Approach 1:

The system performs preliminary actions by pre-storing multiple criterion values in the storage unit that correspond to different blood condition thresholds and scenarios. When analysis is needed, the determining unit automatically retrieves the appropriate pre-prepared criterion values and performs rapid comparison, maintaining analytical flexibility across different conditions while achieving high productivity through automated processing.

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

The patent replaces manual analytical methods with automated electronic retrieval and comparison systems. The determining unit uses electronic storage and retrieval mechanisms to access multiple criterion sets and automatically selects and compares appropriate values, thereby maintaining the flexibility of multiple analysis methods while dramatically improving productivity through automated high-speed processing.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

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 more accurate and rapid analysis of blood conditions by automating the extraction and evaluation of features from temporal electrical characteristic data, reducing reliance on user expertise and improving analysis efficiency.

Implementation Method 1

measuring means for measuring the dielectric constant of blood disposed between the pair of electrodes

Methodology Applied

Scientific EffectDielectric constant measurement: Dielectric

Implementation Method 2

applying means for applying an AC voltage to the pair of electrodes at prescribed time intervals

Methodology Applied

Scientific EffectAC voltage application:

Data Source

PatentUS11630099B2Blood condition analyzing device, blood condition analyzing system, and blood condition analyzing program

Publication Date: 2023.04.18 SONY GROUP CORP

AI summary

There is provided a blood condition analyzing device including: an extraction unit configured to use temporal change data of an electrical characteristic of blood at an arbitrary frequency to extract a feature of the data; and a blood condition evaluation unit configured to evaluate a condition change of blood from a feature extracted in the extraction unit.