Multipurpose mask

Details Multipurpose mask Multipurpose mask

2006-05-16

2006-05-16

Lewis, Aaron J. (Department: 3743)

Surgery

Respiratory method or device

Combined with or convertible to a nonrespiratory device, or...

C128S205270, C128S206120, C128S206190

Reexamination Certificate

active

07044127

ABSTRACT:
A protective, multipurpose mask covers the oral and nasal areas. The mask has an opening about or around the mouth area of the wearer which allows different devices to be inserted and withdrawn from the wearer's mouth while the mask is in place on the wearer.

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