Spinal implants composed of artificial material; medical devices for use in osteotomy surgery; medical devices for bone fixation in the ankle and foot; osteotomy devices, namely, wedges and screws for fixation of osteotomies; devices for bone fixation, namely, wedges and screws for bone fixation in the ankle and foot; osteotomy implants and instruments, namely, ankle and foot edges, screws, and instruments for use during surgery; bone fixation implants and instruments, namely, ankle and foot wedges, screws, and instruments for use during surgery