10 Surgical and medical apparatus, instruments, implants and devices to assist hearing; including hearing aids; acoustic implants; Acoustic amplifiers (hearing aids) for partially deaf persons; Apparatus for use in alleviating hearing disorders; Apparatus for use in testing hearing disorders; Apparatus for use in treating hearing disorders; Ear adaptors for hearing aids; Earmoulds being parts of hearing aids; Electronic hearing apparatus with masking for tinnitus sufferers; Hearing aids for the deaf; Hearing apparatus for the deaf; Hearing devices for use by persons with a hearing impairment; Hearing protectors; Hearing protectors to prevent loud noises damaging the hearing; Listening apparatus for use by persons with impaired hearing; Medical hearing instruments; Medical instruments for use as aids to hearing; Medical instruments for use in relation to hearing; Programmable hearing aids; apparatus and equipment for use in treating, testing and assessing hearing and hearing disorders; acoustic amplifiers (hearing aids) for the hearing impaired; acoustic coupling apparatus for hearing aids