Biodegradable implants; biocompatible coated stents; mesh nerve connecting tubes for veterinary use; neurosurgical adaptors; medical apparatus for introducing pharmaceutical preparations into the human body; medical apparatus and instruments for use in surgery; surgical implants; medical apparatus and instruments; medical prostheses; mesh nerve connecting tubes for medical use; artificial nerve tubes for medical use; medical apparatus; surgical apparatus and instruments for medical use; surgical implants comprised of artificial materials; endoprostheses; artificial implants; artificial organs and implants; medical, surgical and orthopaedic implants made of artificial materials; implants consisting of artificial materials; orthopaedic implants