Piston-driven automated liquid handlers

Area of Science:

• Laboratory automation
• Analytical chemistry
• Biotechnology

Background:

• Manual sample preparation is a significant bottleneck in laboratory capacity, often exceeding instrument analysis time.
• Repetitive tasks like low-microliter pipetting are labor-intensive, prone to errors, and can increase analytical variability.
• Modern laboratories face challenges in scaling throughput while maintaining accuracy with manual workflows.

Purpose of the Study:

• To review considerations for implementing automated liquid handlers (ALHs) in the microliter range.
• To highlight the advantages and challenges of transitioning from manual to automated sample preparation.
• To focus on the impact of sensor-controlled pipetting in ALHs.

Main Methods:

• Review of existing literature and case studies on automated liquid handling.
• Analysis of differences in liquid handling techniques between manual and automated methods.
• Evaluation of benefits including efficiency, data quality, cost-effectiveness, safety, and sustainability.

Main Results:

• ALHs significantly improve laboratory efficiency, throughput, and cost-effectiveness.
• Sensor-controlled pipetting in ALHs enhances accuracy and reduces experimental variability.
• Automation leads to improved data quality, safety, documentation, and sustainability.

Conclusions:

• Automated liquid handlers offer substantial advantages for modern laboratories, despite implementation challenges.
• Transitioning to ALHs can transform laboratory operations by increasing capacity and reliability.
• The benefits of ALHs include enhanced efficiency, superior data quality, and improved laboratory safety and sustainability.