https://e-vent.mit.edu/controls/electrical-hardware/
The researchers emphasize that this is not a project for typical do-it-yourselfers to undertake, since it requires specialized understanding of the clinical-technical interface, and the ability to work in consideration of strict U.S. Food and Drug Administration specifications and guidelines.
This is for medical device manufacturers (and maybe other industries with skill in sterile equipment manufacturing, if need dictates) to have a design that can be fabricated more quickly and cheaply than existing designs to get around the current bottlenecks in the supply chain.
- Sure, but having a non-sterile non fda approved respirator is probably better than having no respirator.