Institute of Disaster and Emergency Medicine, Tianjin University, Tianjin 300072, China.
Biosensors (Basel). 2024 Oct 9;14(10):490. doi: 10.3390/bios14100490.
Liquid metal, as a novel material, has become ideal for the fabrication of flexible conductive fibers and has shown great potential in the field of biomedical sensing. This paper presents a comprehensive review of the unique properties of liquid metals such as gallium-based alloys, including their excellent electrical conductivity, mobility, and biocompatibility. These properties make liquid metals ideal for the fabrication of flexible and malleable biosensors. The article explores common preparation methods for liquid metal conductive fibers, such as internal liquid metal filling, surface printing with liquid metal, and liquid metal coating techniques, and their applications in health monitoring, neural interfaces, and wearable devices. By summarizing and analyzing the current research, this paper aims to reveal the current status and challenges of liquid metal conductive fibers in the field of biosensors and to look forward to their development in the future, which will provide valuable references and insights for researchers in the field of biomedical engineering.
液态金属作为一种新型材料，已成为制造柔性导电纤维的理想材料，并在生物医学传感领域展现出巨大的潜力。本文全面综述了镓基合金等液态金属的独特性质，包括其优异的导电性、迁移率和生物相容性。这些性质使液态金属成为制造柔性和可变形生物传感器的理想材料。本文探讨了液态金属导电纤维的常见制备方法，如内部液态金属填充、液态金属表面印刷和液态金属涂覆技术，以及它们在健康监测、神经接口和可穿戴设备中的应用。通过总结和分析当前的研究，本文旨在揭示液态金属导电纤维在生物传感器领域的现状和挑战，并展望其未来的发展，为生物医学工程领域的研究人员提供有价值的参考和启示。
