Medical device used for the acquisition of physiological data for polysomnography; Medical devices for treating sleep disorders; Soporific pillows for insomnia; Electrical stimulation apparatus for nerves for physical therapy purposes; Electronic nerve stimulators for medical purposes; Wearable monitors used to measure biometric data for medical use; Medical devices for use in treating or diagnosing sleep disorders with integrated recorded software for monitoring, sold as a unit; Electroencephalography (EEG) helmets for monitoring and measuring brain activity for medical diagnostic purposes; Nerve stimulator apparatus; Relaxation therapy apparatus using light, sound, and vibration; Medical products, namely, biofeedback sensors; Medical device, namely, a device for measuring body position during sleep