Reaction Platform Coater Module for Biochemical Staining

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Solution Overview

Problem

Immunohistochemistry (IHC) procedures are time-consuming, operator-dependent, and require large amounts of costly antibodies, making it challenging to achieve reproducible and efficient staining results, especially for multiplex experiments.

Innovation Solution

A reaction platform with a coater module and bottom plate that uses capillary force to distribute reactants evenly on a non-porous substrate, reducing reagent consumption and reaction time, and includes features like temperature control and vibration-assisted washing to enhance reaction efficiency and reproducibility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If manual staining method is used, then flexibility in optimizing antigen-antibody reaction is improved, but time consumption increases and reproducibility decreases

Engineering Contradiction:
Improveflexibility in optimizing antigen-antibody reactionVSAvoidtime consumption
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The staining process is segmented into multiple parallel reaction chambers on a single platform, allowing simultaneous staining of multiple samples. This maintains the flexibility of manual optimization while dramatically reducing total time consumption through parallel processing.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The reaction platform is designed as a universal system that can accommodate various substrate types and staining protocols. The multi-functional design allows the same platform to perform different staining experiments with different antibodies and antigens, maintaining flexibility while improving efficiency.

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

2Adaptability or versatility

If manual staining method is used, then flexibility in optimizing antigen-antibody reaction is improved, but operator dependency increases

Engineering Contradiction:
Improveflexibility in optimizing antigen-antibody reactionVSAvoidoperator dependency
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The platform incorporates automated features such as automated slide positioning, reagent dispensing, and washing mechanisms. The system serves itself by automatically performing repetitive tasks, reducing operator dependency while maintaining the flexibility to optimize specific staining parameters through programmable control.

Inventive Principle:
Principle #25Self-service

3Reliability

If conventional staining procedure is used, then reproducibility is poor, but troubleshooting frequency increases

Engineering Contradiction:
ImprovereproducibilityVSAvoidtroubleshooting frequency
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The platform incorporates feedback mechanisms through controlled environmental conditions (temperature, humidity), precise reagent dosing, and automated monitoring. These feedback systems ensure consistent staining results by automatically adjusting parameters to maintain optimal conditions, improving reproducibility while reducing troubleshooting needs.

Inventive Principle:
Principle #23Feedback

4Manufacturing precision

If large amounts of antibodies are used, then staining quality is improved, but cost increases

Engineering Contradiction:
Improvestaining qualityVSAvoidantibody consumption
Core Design Contradiction:
Manufacturing precisionVSLoss of substance

Solution Approach 1:

The platform applies antibodies locally and uniformly across the substrate surface using controlled dispensing mechanisms. This localized application ensures high staining quality while minimizing overall antibody consumption compared to bulk methods, as reagents are applied only where needed and in precise amounts.

Inventive Principle:
Principle #3Local quality

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 platform accelerates biochemical reactions, reduces antibody consumption, and shortens experiment time, providing more flexible and cost-effective staining results with improved reproducibility and signal clarity.

Implementation Method 1

accelerate the reaction of reactants, and reduce reaction time through capillary force

Methodology Applied
Scientific EffectCapillary force: Capillary Action

Data Source

PatentUS20240125771A1Reaction platform for accelerated biochemical reaction
Publication Date: 2024.04.18 NAT TAIWAN UNIV
  • US20240125771A1 patent drawing
  • US20240125771A1 patent drawing
  • US20240125771A1 patent drawing

AI summary

The present invention relates to a reaction platform, which comprises: a machine body with a bottom plate for placing non-porous substrates; and a coater module configured on the top of the machine body and capable of maintaining a preset of a predetermined height for moving along the surface of non-porous substrate, wherein the coater module has one or more slits, and a target liquid can be directly injected or sucking in from the outside of the coater module through the slit, and spreading the target liquid onto a surface of the non-porous substrate while moving along the non-porous substrate; wherein the surface of the non-porous substrate has a target to be coated. The reaction platform of the present invention can not only save time, labor and cost, but also have accurate and reproducible experimental results, showing better results than traditional methods.