Microscopy Chamber Top Movable Surface Trajectory
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Solution Overview
Problem
Current microscopy techniques face challenges in achieving high-resolution imaging of samples due to limitations in sample preparation and delivery methods, particularly in controlling the sample volume and concentration, which affects the accuracy and efficiency of image capture.
Innovation Solution
A system that uses a movable chamber top to control the sample volume by capillary flow and controlled motion trajectories, combined with viscosity agents and hydrophilic coatings, to ensure precise sample distribution and concentration for improved imaging.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If the chamber top is moved closer to the sample surface to improve imaging resolution, then the imaging quality improves, but the sample concentration and distribution become inconsistent
Solution Approach 1:
The chamber top is positioned at an initial distance that allows capillary flow to occur before final imaging. This preliminary positioning enables the sample to self-distribute evenly through capillary action, establishing consistent concentration throughout the sample volume before the chamber top is moved closer for high-resolution imaging.
Solution Approach 2:
Capillary flow principles are utilized to control sample distribution. The system leverages capillary forces generated by the chamber top-sample surface interaction to drive fluid flow and achieve uniform sample concentration without requiring external pumping or complex mechanical systems.
2Stability of the object's composition
If the chamber top is positioned at a distance to enable capillary flow, then sample distribution improves, but the imaging resolution decreases
Solution Approach 1:
The chamber top is positioned at an initial distance that allows capillary flow to occur before final imaging. This preliminary positioning enables the sample to self-distribute evenly through capillary action, establishing consistent concentration throughout the sample volume before the chamber top is moved closer for high-resolution imaging.
Solution Approach 2:
The system employs dynamic positioning of the chamber top, transitioning from an initial distant position (enabling capillary flow) to a final close position (enabling high-resolution imaging). This dynamic adjustment allows the system to optimize for different functions at different stages of the process.
3Device complexity
If manual sample delivery is used, then device complexity is reduced, but sample volume control precision deteriorates
Solution Approach 1:
The system employs automatic sample delivery and chamber top positioning mechanisms that self-regulate sample volume and distribution. The automated system uses sensors and control algorithms to precisely manage sample deposition and chamber top movement, eliminating the need for complex manual operation while achieving high precision in sample volume control.
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 high-resolution imaging by ensuring consistent sample concentration and distribution, reducing errors and improving the accuracy of cell counting and chemical analysis in microscopy.
Implementation Method 1
one surface of a microscopy sample chamber is moved to a distance from another surface of the sample chamber that will enable capillary flow of a fluid containing a sample within the chamber
Implementation Method 2
There is a hydrophilic coating on a wall of the chamber
Data Source
AI summary
Among other things, a first surface is configured to receive a sample and is to be used in a microscopy device. There is a second surface to be moved into a predefined position relative to the first surface to form a sample space that is between the first surface and the second surface and contains at least part of the sample. There is a mechanism configured to move the second surface from an initial position into the predefined position to form the sample space. When the sample is in place on the first surface, the motion of the second surface includes a trajectory that is not solely a linear motion of the second surface towards the first surface.