Portable Analyzer Removable Cartridge Segmentation
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Solution Overview
Problem
Conventional sample analyzers are large, require specialized training and laboratory settings, and involve complex processes, making them costly and time-consuming for point-of-care applications such as in doctor's offices or at home.
Innovation Solution
A portable sample analyzer with a removable and disposable cartridge that includes all necessary reagents and fluidic components, allowing for automated sample processing and analysis without the need for extensive training, using light sources and detectors to analyze blood samples and provide quantitative results directly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If conventional sample analyzers are used, then measurement precision is improved, but device complexity and ease of operation worsen
Solution Approach 1:
The sample analyzer is divided into a permanent analyzer body and a removable cartridge that contains all necessary reagents and fluidic components. This segmentation allows the complex measurement functionality to be separated from the operational interface, maintaining high measurement precision while reducing the operational complexity for users.
Solution Approach 2:
The removable cartridge is pre-loaded with all necessary reagents, fluids, and fluidic pathways, enabling the system to perform self-contained analysis. The cartridge handles all complex sample processing functions automatically, reducing the need for user intervention in complex operations while maintaining measurement precision.
2Measurement precision
If conventional sample analyzers are used, then measurement precision is improved, but ease of operation worsens
Solution Approach 1:
By separating the analyzer into a permanent body and a removable cartridge, the system allows users to simply insert a pre-configured cartridge rather than managing complex reagent systems. This maintains measurement precision through the engineered cartridge while dramatically improving ease of operation.
Solution Approach 2:
The removable cartridge is designed as a disposable component that is pre-loaded with all necessary reagents and fluidic pathways. Users simply insert a fresh cartridge for each analysis, eliminating the need to manage complex reagent storage, expiration, and configuration while maintaining consistent measurement precision.
3Measurement precision
If conventional sample analyzers are used, then measurement precision is improved, but loss of time worsens
Solution Approach 1:
The removable cartridge is pre-loaded with all necessary reagents, fluids, and fluidic pathways before use. This preliminary preparation eliminates time-consuming setup procedures during analysis, allowing for rapid sample processing while maintaining measurement precision through the pre-engineered cartridge design.
4Measurement precision
If conventional sample analyzers are used, then measurement precision is improved, but cost worsens
Solution Approach 1:
The system is segmented into a permanent analyzer body and a removable cartridge. This allows the expensive measurement components to be reused across multiple analyses, while the lower-cost cartridge is replaced periodically. This segmentation reduces overall system cost while maintaining measurement precision through the engineered cartridge.
Solution Approach 2:
The removable cartridge is designed as a disposable component that is pre-loaded with all necessary reagents and fluidic pathways. While the cartridge itself has cost, it eliminates the need for expensive, complex reagent storage systems and maintenance infrastructure, making the overall system more cost-effective while maintaining measurement precision.
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 efficient, cost-effective, and convenient sample analysis at the point of care, reducing the burden on medical personnel and increasing accessibility for frequent blood monitoring and analysis.
Implementation Method 1
the detectors are designed to measure light absorption or fluorescence emission, at specific beam or emission wavelengths
Implementation Method 2
the detectors are designed to measure light absorption or fluorescence emission, at specific beam or emission wavelengths
Implementation Method 3
light scattering at specific scattering angles
Implementation Method 4
a suspension of particles, typically cells in a blood sample, is transported through a flow channel
Data Source
AI summary
A sample analyzer with a removable and/or disposable cartridge for use at the point of care of a patient such as in a doctor's office, in the home, or elsewhere in the field. By providing a removable and/or disposable cartridge with all of the needed reagents and/or fluids, the sample analyzer can be reliably used outside of the laboratory environment, with little or no specialized training.