collagen for medical purposes; biodegradable implants for use in guided tissue regeneration; surgical implants grown from stem cells; therapeutic drugs and agents; pharmaceutical and medical preparations; surgical and medical dressings; biological preparations for medical purposes; biological preparations for medical use; dental implant materials; collagen bioinks in the nature of biological tissue cells for clinical purposes; collagen bioinks in the nature of biological tissues for clinical purposes; engineered human biological tissues for use in regenerative medicine; engineered animal biological tissues for use in regenerative medicine; biological implants comprised of human or animal connective tissues; biological implants; biomaterials in the nature of biological tissue cells for medical purposes; biological tissue for implantation; engineered biological tissues for medical purposes; surgical implants comprising living tissue; surgical mesh comprised primarily of living tissue; biotechnological preparations for medical purposes

medical implants made from artificial materials; surgical implants comprised of artificial materials; surgical implants comprised of artificial materials for use in guided tissue regeneration; orthopaedic implants; artificial orthopaedic implants; orthopaedic apparatus; orthopaedic articles; otological prostheses; dental implants [prostheses]; implants [prostheses] for dental surgery; implants [prostheses] for use in facial surgery; implants [prostheses] for use in the body; implants [prostheses] for bone surgery; implants [prostheses] for use in bone grafting; artificial surgical implants; therapeutic articles for implantation made of artificial materials