Microfluidics geometries involved in effective blood plasma separation

Area of Science:

• Biomedical Engineering
• Microfluidics
• Diagnostic Technologies

Background:

• Blood plasma separation is crucial for diagnosing and treating diseases.
• Microfluidic devices offer advanced solutions for efficient blood component separation.

Purpose of the Study:

• To review and analyze various microfluidic geometries for diluted and whole blood plasma separation.
• To understand the influence of specific geometries on separation efficiency at different hematocrit levels.
• To provide a comparative analysis and meta-analysis of different geometric configurations.

Main Methods:

• Comprehensive review of existing literature on microfluidic devices for blood plasma separation.
• Analysis of performance parameters including separation efficiency, flow rate, and hematocrit.
• Comparative evaluation and meta-analysis of different channel geometries (T-channel, Y-channel, spiral, etc.).

Main Results:

• Identified key microfluidic geometries and their impact on plasma separation efficiency.
• Presented tabulated data on channel dimensions, hematocrit ranges, and achieved efficiencies.
• Highlighted less-explored geometric configurations and optimal designs for consistent separation.

Conclusions:

• Specific microfluidic geometries significantly influence blood plasma separation efficiency.
• The review provides design insights and identifies optimal configurations for improved diagnostic tools.
• Future challenges and state-of-the-art understanding in microfluidic blood separation are discussed.