Patent ID: 6374823
Filing Date: 2002-04-23
Classification: A62B

Abstract:
Apparatus to provide a protective barrier between a face and head of a wearer of said apparatus and a surgical environment, wherein said apparatus comprises:a face shield formed as a transparent tube, including a top edge, wherein said face shield is formed to extend across said face and around a portion of said head; a head covering extending across said top edge of said face shield and downward around said face shield, wherein said head covering includes a viewing aperture formed to extend across said face, wherein a rear portion of said head covering includes a first air inlet aperture, and wherein said head covering is adhesively attached to said face shield around said viewing aperture; a support structure extending between front and rear portions of said face shield; and an air supply structure including an air outlet aperture adjacent a front end of said air supply structure, an air channel extending between a position aligned with said first air inlet aperture and said air outlet aperture, and a fan moving air from said first air inlet aperture to said air outlet aperture, wherein said support structure forms said air supply structure, said rear portion of said face shield includes a second air inlet aperture aligned with said first air inlet aperture, and said head covering is attached to said face shield around said first air inlet aperture.