implantable medical devices to regenerate, repair, or treat soft tissue and bone; bone implants composed of synthetic materials; implants comprising natural, non-living materials; bone regeneration matrices; non-living tissue substitutes for use in human tissue repair, regeneration, reconstruction, and augmentation; soft tissue regeneration matrices; implants consisting of synthetic materials; implantable scaffolds comprising synthetic materials, namely, fusion cages for spinal surgery and expandable spinal implants; Implantable scaffolds comprising synthetic materials for maintaining tissue contour; synthetic bone grafts; medical and surgical devices, apparatus, and instruments for use in bone and joint surgery, regeneration, reconstruction, and augmentation; bone void fillers comprised of synthetic materials; implantable synthetic materials for surgical repair, regeneration, reconstruction, and augmentation of human tissue; synthetic implantable medical devices for the regeneration of bone defects; synthetic materials for use in bone and joint surgery, bone regeneration, bone reconstruction, and bone augmentation