Conductive Polymer Structure for Raman Spectroscopy Microbiome Analysis

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Solution Overview

Problem

Current methods for analyzing intestinal microbiome distribution and variation are cumbersome, time-consuming, and lack accuracy due to difficulties in DNA extraction and visual inspection methods, which hinder precise microbiome diagnosis and treatment.

Innovation Solution

An apparatus and method utilizing a conductive polymer structure to amplify scattering light signals from microbiome samples, enabling improved analysis through Raman spectroscopy with a light source unit, sample unit, and data analysis unit, including a spectrometer and optical fibers, to enhance signal intensity and accuracy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If DNA extraction and PCR amplification methods are used for microbiome analysis, then genetic information can be obtained, but the sample treatment process becomes difficult and time-consuming

Engineering Contradiction:
Improvegenetic information accuracyVSAvoidanalysis time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent extracts only the essential genetic information through direct Raman spectroscopy measurement of microbial cells, eliminating the need for time-consuming DNA extraction and PCR amplification steps. The conductive polymer structure enables direct detection of microbial genetic characteristics through light scattering enhancement.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces the mechanical and chemical processes of DNA extraction and PCR amplification with an optical measurement system using Raman spectroscopy. The conductive polymer structure enhances light scattering to directly detect microbial genetic information without physical manipulation of DNA.

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

2Ease of operation

If visual inspection methods are used to examine microbiome samples, then simple observation is possible, but the method cannot work properly in molecular units and fails to find exact microbiome distribution

Engineering Contradiction:
Improveinspection simplicityVSAvoidmicrobiome distribution accuracy
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The patent introduces a conductive polymer structure as an intermediary between the light source and the microbial sample. This structure enhances light scattering to reveal molecular-level genetic information while maintaining the simplicity of optical measurement, bridging the gap between easy observation and precise molecular detection.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Device complexity

If conventional light scattering measurement is used for microbiome analysis, then the measurement process is simple, but the scattering signal intensity is insufficient for accurate analysis

Engineering Contradiction:
Improvemeasurement system simplicityVSAvoidsignal intensity
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The patent uses a conductive polymer structure as a composite material that combines optical transparency with light scattering enhancement properties. This material amplifies the Raman scattering signal from microbial cells while maintaining the simplicity of the optical measurement system, achieving both ease of operation and high measurement precision.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS11119045B2Apparatus and method for analyzing microbiome
Publication Date: 2021.09.14 ELECTRONICS & TELECOMM RES INST
  • US11119045B2 patent drawing
  • US11119045B2 patent drawing
  • US11119045B2 patent drawing

AI summary

An apparatus for analyzing microbiome according to an embodiment of the inventive concept includes a light source unit configured to excite first light, a sample unit on which a sample to which the first light is incident is disposed, and a data analysis unit configured to receive second light emitted from the sample unit and analyze microbiome in the sample from the second light. Here, the sample unit includes a conductive polymer structure that surrounds the sample.