This special issue focuses on, but is not limited to, the following research directions:

(1) Bioprinting strategies for spinal cord injury, peripheral nerve regeneration, and wound repair;

(2) Design of specialized bioinks and bioactive biodegradable scaffolds for bioprinting applications;

(3) Optimization strategies for gradient/guidance structures and biomimetic microenvironments constructed through bioprinting;

(4) Integration strategies and applications of bioprinted scaffolds with transplanted stem cells;

(5) Synergistic promotion of neural regeneration and repair through bioprinting combined with biomechanical stimulation;

(6) Design strategies for imaging-guided personalized bioprinted neural implants;

(7) Bioprinted nerve-like tissue models and organ-on-chip systems;

(8) In vivo experimental and preclinical studies of bioprinted constructs for spinal applications;

(9) Integrated bioprinting repair strategies for composite neuro-cutaneous tissue defects;

(10) Bioprinted functional dressings and hemostatic barrier systems for acute and chronic non-healing wounds;

(11) Bioprinted skin appendage (hair follicle, sweat gland) regeneration units and their reinnervation mechanisms;

(12) Integrated bioink systems incorporating hemostatic, anti-inflammatory, and pro-regenerative functions for wound and neural implant applications.