A study of the effect of changes in nasal tip prominence on the sense of anterior prominence of the upper lip / 口腔疾病防治. Z ZHUANG, R BAO, M LI, W WANG, B BAO.

When the nasal tip protrusion decreased, the subjects all had the visual illusion of upper lip protrusion; and when the nasal tip protrusion was too large, the general population had the most obvious visual illusion of upper lip protrusion.

Details

NIOSH’s “Respirator Fit Evaluation” Challenge… A Phase 1 Winner. S Jayaraman, S Park.

Their innovation device is customized to the individual’s facial profile, continuously monitors the fit unobtrusively, and when there is a change in the fit during use, which could lead to a faceseal leakage, alerts the user through an App on the smartphone thereby ensuring the user’s safety.

Details