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Related Experiment Video

Updated: Sep 18, 2025

An Additive Manufacturing Technique for the Facile and Rapid Fabrication of Hydrogel-based Micromachines with Magnetically Responsive Components

An Additive Manufacturing Technique for the Facile and Rapid Fabrication of Hydrogel-based Micromachines with Magnetically Responsive Components

Published on: July 18, 2018

Glucose-responsive magnetic microrobots: 4D printing and targeted embolization application.

Tong Lan¹, Qiong Wu¹, Chengyong Zhao¹

¹State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, International School of Materials Science and Engineering, Wuhan University of Technology, Wuhan 430070, China. moufz@whut.edu.cn.

Chemical Communications (Cambridge, England)

|June 24, 2025

Summary

Researchers developed a magnetic hydrogel ink for 4D printing complex magnetic microrobots. These microrobots offer precise guidance and on-demand embolization for intelligent therapies.

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Last Updated: Sep 18, 2025

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Four-Dimensional Printing of Stimuli-Responsive Hydrogel-Based Soft Robots

Four-Dimensional Printing of Stimuli-Responsive Hydrogel-Based Soft Robots

Published on: January 13, 2023

Area of Science:

Biomedical Engineering
Materials Science
Robotics

Background:

Microrobots offer potential for minimally invasive therapies.
Precise control and complex fabrication remain challenges in microrobot development.

Purpose of the Study:

To formulate a magnetic hydrogel ink for 4D printing of complex magnetic microrobots.
To integrate magnetic guidance and glucose responsiveness for targeted therapies.

Main Methods:

Development of a novel magnetic hydrogel ink.
Utilizing four-dimensional printing for complex microrobot geometries.
In vitro testing in a simulated vascular network.

Main Results:

Successfully formulated a magnetic hydrogel ink.
Fabricated magnetic microrobots with complex geometries using 4D printing.
Demonstrated precise magnetic-guided targeting and on-demand embolization capabilities.

Conclusions:

The developed magnetic hydrogel ink enables advanced 4D printing of functional microrobots.
The microrobots show significant potential for intelligent intervention therapies, particularly in vascular applications.