10 Medical device, namely, a device for measuring and monitoring glucose levels; Medical device, namely, a device for measuring and monitoring diabetes; Medical device, namely, a device for measuring and monitoring a metabolic syndrome; Medical devices, namely, medical sensors used to continuously monitor the concentration of glucose in the human body and accessories therefor, namely, receivers and sensor housings; Medical device, namely, a device for measuring and monitoring congestive heart failure; Medical device, namely, a device for measuring and monitoring hydration levels; Medical device, namely, a device for monitoring and monitoring hydration levels; Medical device, namely, a device for monitoring and monitoring chronic obstructive pulmonary disease; Medical device, namely, a device for monitoring and monitoring asthma