Personal protective equipment, commonly referred to as "PPE", is equipment worn to minimize exposure to hazards that cause serious workplace injuries and illnesses such as masks, face shields, gloves, safety glasses and shoes, earplugs or muffs, hard hats, respirators, or coveralls, vests and full body suits.
MIT released a brief document detailing the difficulties and risks inherent in 3D printing PPE in response to COVID-19:
The FDA also released an official statement regarding 3D printed PPE, in which the Secretary of the Dept. of Health and Human Services announced that 3D printing PPE during the COVID-19 pandemic qualifies as Emergency Use:
Temple University's Library system, in conjunction with the School of Engineering and the Tyler School of Art, are spearheading the production and testing of 3D printed PPE in response to COVID-19-related shortages. For more information, please contact the Senior Director of Technology and Operations, Michael Kala'i (firstname.lastname@example.org).
The official NIH 3D print exchange has a COVID-19 resource page where you can submit, view, download, and edit 3D models that are ready to be printed.
Prusa, a 3D printing company, is aggressively researching 3D printed PPE. Apart from their face shield models (https://www.prusa3d.com/covid19/), they are also doing research on sterilizing 3D printed materials to determine what 3D-printable material is best to use for PPE: