Fig. 1. Given (a) the scanned face model of a subject, we develop an optimization-based approach to design (b&c) a PAP mask cushion that fits the face model. (d) The designed mask cushion is ...
Northwestern University doctoral student and co-developer Blaine Rothrock displays a prototype of the FaceBit on Jan. 20, 2022, in Evanston. The device, placed inside a face mask with a magnet, ...
Wearing high-grade filter masks can help protect against the novel coronavirus. But after a few hours, these tight-fitting devices can also make it really hard to breathe. N95 respirators, for example ...
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