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The variety of caps and masks in use for covering the heads and faces of doctors and nurses in an operating room indicates that the ideal head protection has not been devised. A mask or hood which completely covers the head is usually uncomfortable, while those that are comfortable do not protect the field of operation.
A hood is the proper head dressing for routine use, but there are serious objections to the hood usually employed. It is made of muslin, and although not very heavy, is warm and interferes with free breathing. When eye-glasses are worn, the glass often becomes clouded by the breath. We have devised a hood which is more comfortable and satisfactory.
1. A gauze window about 4 inches square is inserted in the front over the mouth and nose. The window is made of two thicknesses of ordinary gauze. 2. Tapes from the corners of
Stephens R. A PRACTICAL OPERATING MASK. JAMA. 1915;LXV(21):1813. doi:10.1001/jama.1915.25810210001017
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