Medical devices for monitoring blood oxygen saturation, blood gas concentrations, vital signs and respiratory events; Medical devices for monitoring blood oxygen saturation, blood gas concentrations, respiratory events, and vital signs, and also featuring a system consisting of wireless electromagnetic devices and/or sensors for transmitting monitored data through the Internet, as a component of the medical devices; Electromagnetic drug delivery apparatus for medical use; Electromagnetic medical diagnostic imaging apparatus; Sensors for medical use to be worn by a human to gather human biometric data and also including electromagnetic sensors and/or devices sold as a unit