Nested Reagent Mixing Kit for Stable On-Demand Testing

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Solution Overview

Problem

Existing chemical or biochemical tests face challenges in storing and mixing multiple different substances used as reagents, as they easily deteriorate due to evaporation or moisture when mixed in advance, and require complex handling and storage procedures.

Innovation Solution

A heterogeneous substance mixing kit comprising a first container member with a first filling space and a second container member that can be coupled to allow separate storage of substances, featuring blockers and a piercing member to facilitate easy mixing and dispensing at the time of use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If multiple different substances are mixed in advance for chemical or biochemical tests, then the testing process becomes simpler, but the substances easily deteriorate due to evaporation or moisture

Engineering Contradiction:
Improvetesting process simplicityVSAvoidsubstance stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The kit divides the reagent system into multiple separate compartments (first reagent chamber, second reagent chamber, sample chamber) that can be stored independently to maintain stability, then combined during the testing process to achieve operational simplicity. This segmentation allows substances to be stored separately without deterioration while enabling easy mixing when needed.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The smaller container is inserted into the larger container, creating a nested structure where the second container with its reagent is placed inside the first container. This nesting design allows both reagents to be stored compactly in a single kit while remaining separable, thus maintaining substance stability during storage and enabling simple mixing during use by merely combining the nested containers.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Reliability

If multiple different substances are stored in separate containers, then substance stability is maintained, but the storage and handling process becomes complicated

Engineering Contradiction:
Improvesubstance stabilityVSAvoidstorage and handling complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The kit merges multiple separate container systems into a single integrated structure where the second container is nested within the first container. This combining approach maintains the separability needed for substance stability while reducing the number of independent storage units, thus simplifying overall handling and storage procedures.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

By nesting the second container inside the first container, the design reduces storage complexity by consolidating multiple separate storage units into a single compact kit. The nested structure allows both reagents to be stored together yet remain easily separable, maintaining stability while simplifying handling.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Reliability

If substances are stored individually and mixed at the time of testing, then substance stability is preserved, but the testing procedure becomes time-consuming

Engineering Contradiction:
Improvesubstance stabilityVSAvoidtesting time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The kit prepares all necessary reagents and components in advance and arranges them in a pre-configured nested structure. The piercing member is pre-positioned to automatically pierce the partition wall when containers are combined, eliminating the need for manual mixing operations during testing. This preliminary arrangement preserves substance stability while dramatically reducing testing time through automated mixing upon combination.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The piercing member is designed to automatically pierce the partition wall between reagent chambers when the containers are combined, enabling self-service mixing without requiring external intervention or additional mixing steps. This self-activating mechanism preserves substance stability during separate storage while eliminating time-consuming manual mixing procedures during testing.

Inventive Principle:
Principle #25Self-service

Data Source

PatentEP4599932A1Kit for mixing different types of materials
Publication Date: 2025.08.13 BODITECHMED INC
  • EP4599932A1 patent drawingFigure 1
  • EP4599932A1 patent drawingFigure 2
  • EP4599932A1 patent drawingFigure 3

AI summary

The present disclosure relates to a heterogeneous substance mixing kit including a first container member having a first filling space in which a first substance is filled, a first blocker sealing an inlet of the first filling space, and a piercing member protruding a predetermined length from an inner bottom of the first filling space in an axial direction; and a second container member having a second filling space in which a second substance is filled and configured to be, at the time of use, inserted into the first container member through the inlet of the first container member. And the second container member includes a second blocker that blocks one end of the second filling space and is able to be opened by the piercing member during coupling of the first and second container members and a third blocker that blocks the other end of the second filling space and is able to be opened as necessary.