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Magnetically Driven Bionic Millirobots with a Low-Delay Automated Actuation System for Bioparticles Manipulation.

Xue Bai¹, Dixiao Chen¹, Wei Zhang¹

¹School of Mechanical Engineering & Automation, Beihang University, Beijing 100191, China.

|February 28, 2020

Summary

This summary is machine-generated.

A new semi-automatic system enables precise control of magnetically driven robots in microfluidic chips for bio-particle manipulation. The system achieves 10 µm precision and 200 mm/s speed, advancing cell research applications.

Keywords:

bionic robots cell manipulation magnetic control

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Area of Science:

Biotechnology
Microfluidics
Robotics

Background:

Precise manipulation of bio-particles is crucial for single-cell analysis, enucleation, and microinjection.
Existing systems often face challenges with friction and control precision in microfluidic environments.

Purpose of the Study:

To develop a semi-automatic actuation system for high-precision tracking and transportation of magnetically driven robots in microfluidic chips.
To enhance robot stability and reduce friction during manipulation.

Main Methods:

Designed an innovative manta ray-like robot for enhanced stability.
Utilized a multilayer piezo actuator to generate high-frequency vibrations, reducing substrate friction.
Implemented a user-friendly Graphical User Interface (GUI) with Python and C++ algorithms for robot control.

Main Results:

Achieved actuation precision of 10 µm.
Reached a maximum actuation speed of 200 mm/s.
Demonstrated successful robot tracking and predetermined trajectory motion.

Conclusions:

The developed semi-automatic system offers precise motion control for magnetically driven robots in microfluidic applications.
The innovative robot design and actuation method significantly improve manipulation capabilities for biotechnology.
This system has the potential to advance single-cell research and other micro-biotechnology applications.