The current treatment of spinal cord injuries (SCI) focuses mainly on the elimination of secondary damage to the central nervous system. The performance of treatments targeted at neurological recovery is not satisfactory. Inspired by the treatment of peripheral nerve injuries using tissue engineering, the nerve guidance conduits became one of the potential designs to improve the rate of neurological recovery among patients. With the proper design like multichannel and fabrication techniques like 3D bioprinting, the hybrid biomaterial may provide good guidance for nerves to grow in long gaps under well-picked neuromorphic factors. The new technologies including vascularization and electrical stimulation give more possibilities for the construction of treatment. New materials like shape-memory polymers may improve the fabrication of NGCs. However, the combination of these innovative findings was not performed for lab tests and clinical tests. The commercialization of NGC for SCI is also in need of better standardization and regulation. There may be a comprehensive NGC-based design for SCI emerging in the future which improves the performance of neurological recovery.