Progress in 3D printing of materials that support nerve tissue repair

3D bioprinting is advancing neural tissue engineering by enabling the precise fabrication of complex scaffolds.

• Recent advancements in 3D bioprinting technologies are enhancing neural regeneration through functional biomaterials.
• Key printing methods include inkjet, extrusion, and laser-assisted techniques, which allow the creation of neural guidance scaffolds.
• Functional biomaterials like natural and synthetic polymers, as well as bioceramics, are important for promoting cell adhesion and differentiation.
• Applications of 3D bioprinting are being explored in peripheral nerve injury repair, spinal cord injury treatment, and neurodegenerative disease modeling.
• Current challenges include issues with printing precision, material stability, and scaling for clinical use.

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