Bone conduction apparatus for inhibiting snoring; Ear plugs for sleeping; Ear plugs for sleeping, swimming; Elastic bands that are a component of therapeutic mouthpieces for the prevention of snoring; External nasal dilators; Internal nasal dilators; Medical apparatus and instruments for monitoring vital signs, blood properties and respiratory events; Medical device used for the acquisition of physiological data for polysomnography; Medical device, namely, a device for measuring body position during sleep; Medical device, namely, a device for measuring leg movements during sleep; Medical devices for treating sleep disorders; Nasal aspirators; Nasal dilators; Non-invasive electronic neuromodulator device for medical use by healthy and impaired persons to enhance performance on cognitive tasks; Static electric therapy apparatus; Support mattresses for medical use; Therapeutic mouthpieces for the prevention of snoring; Therapeutic nose clips, mouthpieces for the prevention of snoring