For the past eighteen months I have used, in the Copper River and Northwestern Railway Company's hospital, at Cordova, Alaska, where I have been chief surgeon, a face-mask showing the following features:
The mask is made of heavy muslin sheeting which is easily slipped over a nickeled wired frame somewhat resembling bowed spectacles and is firmly secured in the back with three pairs of tapes. The frame holds the mask sufficiently far enough from the face, without obscuring the line of vision, thoroughly to protect the operative field from perspiration or any excretions from the wearer's mouth and nose (Fig.1).
The material is less pervious than manifold layers of gauze. This greatly lessens the expense, as it is designed to be laundered before each sterilization and used repeatedly. It is light, cool, easily put on and stays in place without binding or annoying the wearer, thus greatly adding to his