Medical devices; polymer scaffolds; sealants and polymer based implants used either alone or as carriers to administer cells or drugs for regeneration, the repair of central nervous system, spinal cord, and peripheral nerve injury and the treatment of central nervous system, spinal cord, and peripheral nerve diseases or conditions; Medical and scientific research and development and consultation; Medical and scientific research and development and consultation related thereto in the field of polymer implants and scaffolds; regeneration; central nervous system, spinal cord, and peripheral nerve injuries; and central nervous system, spinal cord, and peripheral nerve diseases and conditions; design and fabrication of biomaterials, medical devices, polymer scaffolds, drug delivery and tissue engineering methods and apparatus polymer implants and scaffolds suitable for regeneration or the repair of central nervous system, spinal cord, and peripheral nerve injury