Abstract: This invention relates to filters, filter assemblies, face masks, and face mask assemblies, and methods of making same. In various aspects, the disclosed filters, filter assemblies, face masks, and face mask assemblies can be useful in, for example, preventing the transmission of air contaminants to or from a wearer. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.

Abstract: A medical data recording system and method for real-time storage of medical data received from a plurality of different sources. The system includes a router including an output and a plurality of inputs for connection to a plurality of different medical data sources, and operable to selectively route medical data from one of the plurality of different sources to the output. A medical data recorder serves to record in real-time the medical data from the output of the router to a computer-readable media. A controller is provided and connected to the router for selecting one of the plurality of different medical data sources for route to the output of the router.