Three-Dimensional Bioprinting Techniques in Skin Regeneration: Current Insights and Future Perspectives

Recent advancements in 3D bioprinting for skin regeneration show promise by creating structures that mimic native tissues, addressing limitations of traditional skin transplantation. The development of bioinks with excellent biocompatibility, biodegradability, and mechanical stability is emphasized, along with innovative research on exosome-loaded bioinks to enhance skin regeneration. The integration of antimicrobial agents and innovative approaches like asymmetric surface designs and composite dressings have shown promise in accelerating wound healing. Studies demonstrate the potential of 3D-printed biomaterials in creating favorable environments for tissue regeneration, with promising implications for regenerative medicine. Despite promising preclinical results, no human clinical trials have been conducted yet, highlighting the need for standardized protocols and the potential for smart wound dressings with real-time monitoring capabilities.