摘要
Miniature devices comprising stimulus-responsive hydrogels with high environmental adaptability are now considered competitive candidates in the fields of biomedicine,precise sensors,and tunable optics.Reliable and advanced fabricationmethods are critical formaximizing the application capabilities ofminiature devices.Light-based three-dimensional(3D)printing technology offers the advantages of a wide range of applicable materials,high processing accuracy,and strong 3D fabrication capability,which is suitable for the development of miniature devices with various functions.This paper summarizes and highlights the recent advances in light-based 3D-printed miniaturized devices,with a focus on the latest breakthroughs in lightbased fabrication technologies,smart stimulus-responsive hydrogels,and tunable miniature devices for the fields of miniature cargo manipulation,targeted drug and cell delivery,active scaffolds,environmental sensing,and optical imaging.Finally,the challenges in the transition of tunable miniaturized devices from the laboratory to practical engineering applications are presented.Future opportunities that will promote the development of tunable microdevices are elaborated,contributing to their improved understanding of these miniature devices and further realizing their practical applications in various fields.
基金
financially supported by the Research Impact Fund (project no. R4015-21)
Research Fellow Scheme (project no. RFS2122-4S03)
Strategic Topics Grant (project no. STG1/E-401/23- N) from the Hong Kong Research Grants Council (RGC)
the CUHK internal grants
the support from Multi-Scale Medical Robotics Centre (MRC),InnoHK, at the Hong Kong Science Park
the SIAT–CUHK Joint Laboratory of Robotics and Intelligent Systems
