Magnetic Diaphragm Test Container for Rapid Substance Detection

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Solution Overview

Problem

Current systems and methods for detecting harmful substances in consumables are time-intensive, labor-intensive, non-automated, bulky, and non-portable, making them inconvenient for consumers.

Innovation Solution

A consumer-friendly system and method for detecting target substances in consumables, which includes a test container with a first chamber for sample reception, a driving element for homogenization, a second chamber for mixing with a process reagent, and an analysis chamber for detection using a detection substrate, coupled with an analysis device that includes an optical sensing subsystem, a mixing module, and a processing and control system.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If current systems and methods are used for detecting harmful substances, then detection capability is achieved, but the process is time-intensive and labor-intensive

Engineering Contradiction:

Improvedetection speedVSAvoidtime required for detection

Core Design Contradiction:

ProductivityVSLoss of time

Solution Approach 1:

The system is divided into distinct functional modules: a test container module for sample preparation, a mixing module for reagent combination, and an optical sensing module for detection. This segmentation allows each module to operate independently and simultaneously, eliminating sequential bottlenecks and reducing total detection time while maintaining comprehensive analysis capability.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The system incorporates automated sample processing where the test container automatically mixes the sample with reagents using magnetic agitation, and the optical sensor automatically detects and quantifies the target substance. This self-service automation eliminates manual intervention steps, reducing both time consumption and labor requirements while ensuring consistent, reproducible results.

Inventive Principle:

Principle #25Self-service

2Extent of automation

If current systems and methods are used for detecting harmful substances, then detection capability is achieved, but the system is non-automated and requires manual processing

Engineering Contradiction:

Improveautomation levelVSAvoiduser effort required

Core Design Contradiction:

Extent of automationVSEase of operation

Solution Approach 1:

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

Manual mechanical mixing operations are replaced with magnetic field-driven agitation using a magnet positioned beneath the test container. This substitution eliminates the need for manual shaking or stirring, automating the mixing process while reducing user effort and increasing ease of operation.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

3Adaptability or versatility

If current systems and methods are used for detecting harmful substances, then detection capability is achieved, but the system is bulky and non-portable

Engineering Contradiction:

ImproveportabilityVSAvoidsystem size

Core Design Contradiction:

Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

The optical sensor is integrated directly within the test container structure, with the sensing element positioned to detect through the container wall. This nesting eliminates separate bulky instrumentation, allowing the entire detection system to be housed within a compact, portable form factor while maintaining full detection capability.

Inventive Principle:

Principle #7Nested doll (Nesting)

Solution Approach 2:

The test container combines multiple functions into a single integrated unit: sample holding, magnetic mixing, and optical detection. By merging these previously separate components into one compact device, the system achieves portability without sacrificing functionality, allowing consumers to perform detections anywhere.

Inventive Principle:

Principle #5Merging (Combining)

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

The system provides rapid, intuitive, and automated detection of harmful substances, minimizing user interaction and offering portability and compactness, while maintaining high specificity and sensitivity.

Implementation Method 1

an optical sensing subsystem configured to enable detection of the presence of the harmful substance at the detection substrate

Methodology Applied

Scientific EffectOptical sensing: Absorption Spectroscopy

Data Source

PatentUS20250172546A1System and Method for Detection of Target Substances

Publication Date: 2025.05.29 NIMA PARTNERS INC

AI summary

A system and method includes a test container for detecting a target substance in a consumable sample, where the test container includes a test container body defining a test container top, a test container bottom opposing the test container top, a first chamber proximal the test container top, and a second chamber proximal the test container bottom, a magnetic diaphragm situated between the first chamber and the second chamber, the magnetic diaphragm obstructing flow of the consumable sample, and the magnetic diaphragm including a magnetic element embedded in the magnetic diaphragm, and a driving element geometrically complementary to the first chamber, the driving element including a consumable sample grinding feature protruding from a surface of the driving element.