Recent updates on triboelectric nanogenerator based advanced biomedical technologies: A short review

Triboelectric nanogenerators (TENGs) are meeting significant advancements in biomedical sectors by replacing conventional healthcare systems. TENGs have a significant productive impact on the future commercialization of self-powered medical devices. Architecting biocompatible TENGs for in vivo and in vitro applications without compromising their overall performance is one amongst the significant challenge in impregnating TENG science into biomedical technologies. This review article is committed to presenting the most recent advancements of TENG materials in therapeutics and healthcare monitoring, tissue repairing, cell proliferation and regenerative medicine, implantable devices, drug delivery, and microbial disinfection. A special emphasis on cutting-edge TENG applications in neural prosthesis and muscle stimulation which are inevitable assets to the near future medical ailment is discussed in detail. Besides, a thrust on the importance of impregnating biomaterials in TENG-based healthcare system is specified. Eventually, the difficulties and challenges in the current methods are examined, along with discussions on workable ideas for future improvements in the conclusive remarks. [Display omitted] •Emphasizes the significance of biomaterials in a healthcare system based on TENGs.•Fundaments of energy harvesting using different working modes of TENGs are briefed.•Promising biomedical technologies from TENG science are thoroughly reviewed.•Outlines viewpoints and feasible ideas for commercializing TENG-based biomedical devices.