9 Apparatus for the recording, transmission and presentation of medical data, namely, electronic recorders for medical patient identification bands; software for medical use for controlling and managing patient medical information; computerized devices for formatting and displaying medical data, namely, infrared detection apparatus and interfaces; apparatus for wireless transmission of sound, images or medical data; wireless electronic apparatus for monitoring and controlling the function of other electronic apparatus, namely, transmitters, receivers, controllers; speed indicators; personal electronic devices in the nature of wearable activity trackers for displaying, measuring, recording, organizing, handling, analysis and reception of data, texts, images and audio files particularly in the field of health but not for medical use; computer software applications for mobile devices used for recording, organizing, transmitting, receiving and analyzing texts, data, images and files particularly in the field of health; computer software applications for portable apparatus for wireless transmission of data, reception thereof, processing thereof and for transmission and display of information related to oxygen concentration