Modular Sample Preparation Device Segmentation
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Solution Overview
Problem
Current sample preparation devices for biotherapeutics face challenges such as tedious sample preparation steps, insufficient selectivity and recovery, poor reproducibility, and unoptimized compatibility with downstream processing, particularly in affinity capture techniques.
Innovation Solution
The development of customizable, modular sample preparation devices composed of three modular parts: a reservoir, a body containing selected resin, and a tip for generating desired droplet volumes. These modules can be tailored for specific sample loads, purification needs, and downstream analysis, allowing for seamless integration with liquid chromatography-based assays.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional sample preparation devices are used, then sample purification can be achieved, but the preparation steps are tedious and time-consuming
Solution Approach 1:
The device is divided into modular segments including a reservoir portion, a body portion containing resin, and a tip portion. These segments can be assembled in different configurations to handle various sample volumes and purification needs, enabling parallel processing and reducing overall preparation time
Solution Approach 2:
The modular design allows the same basic components to serve multiple functions - the reservoir can accommodate different sample volumes, the body can contain various resin types for different purification modes (affinity capture, ion exchange, reversed phase), and the tip can be configured for different elution volumes, making the device universally applicable to diverse sample preparation scenarios
2Adaptability or versatility
If traditional fixed-design devices are used, then device simplicity is maintained, but adaptability to different sample types and downstream processing is insufficient
Solution Approach 1:
By segmenting the device into standardized接口 portions (reservoir, body, tip), each segment can be independently selected and configured for specific applications. The standardized interfaces enable easy reconfiguration without increasing overall system complexity
Solution Approach 2:
The device allows changing key parameters such as sample volume capacity, resin type, and elution volume by simply replacing the appropriate modular segments. This enables adaptation to different sample types and downstream processing requirements while maintaining a simple underlying device architecture
3Reliability
If affinity capture techniques are used, then protein purification selectivity is improved, but sample preparation steps become more complex and recovery is insufficient
Solution Approach 1:
The device merges the reservoir, resin-containing body, and tip into a single integrated modular unit. This combination streamlines the affinity capture process by eliminating the need for separate transfer steps between different vessels, reducing procedure complexity while maintaining high selectivity and recovery
Solution Approach 2:
The resin is pre-loaded into the body portion during manufacturing, and the device is pre-configured with appropriate resin types for specific purification modes. This preliminary preparation eliminates the need for users to manually prepare resin beds, simplifying the affinity capture procedure while ensuring optimal recovery and selectivity
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 modular approach enables high recovery, fast, and simple operation, improving assay development speed and efficiency by allowing for easy customization to specific sample types and lab hardware, and facilitating integration with existing LC-based characterization and quantification assays.
Implementation Method 1
Affinity capture is one of the most powerful techniques for facilitating protein purification, conducting analysis of biotherapeutics, and performing pre-clinical diagnostics
Data Source
AI summary
The present technology relates to a customizable sample preparation device (e.g., liquid sample preparation device, such as a purification, clean-up, or separation device). In particular, the present technology relates to customizable devices formed from modular segments tailored to address one or more of the following: to optimize different sample and elution volumes, to incorporate various connection mechanisms to liquid handlers, to incorporate various liquid dispensing flow conditions, and to fulfill broad applications through the selection of specific resin for sample preparation. Some embodiments are directed to affinity capture devices, such as for example, Protein A affinity capture devices, utilizing a polymethacrylate-based resin. Other resins as well as other materials for processing a liquid sample are described herein.