Surgical, medical, dental and veterinary apparatus and instruments; diagnostic apparatus for medical purposes; medical apparatus and instruments; surgical apparatus and instruments; surgical implants; hearing apparatus, hearing protectors and hearing aids; tinnitus maskers and devices for treating tinnitus; neuromodulation treatments, apparatus and instruments; audiometric apparatus; medical and surgical apparatus and instruments for the diagnosis and treatment of audiological problems and disorders, deafness or tinnitus, or for use in otorhinolaryngology; ear picks and ear plugs, tinnitus maskers and tinnitus noisers, and hi-fi equipment for hearing aids; parts and fittings for the aforesaid