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US 6,185,740 B1Granted
Disposable patient facial mask
OwnerPeter J. Zegarelli, Mitchell Steinberginventors
Life of this patent
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Abstract
A tissue face mask similar to that used by a dentist but placed in covering relation over the face of a patient preparatory to an abrasive dental procedure in which mask there are shaping stays that are manually conformed to the facial features of the patient to prevent harm to the patient from the particulate fall out of the abrasive dental procedure.
Claims3
For patient preparation to provide protection against airborne abrasive powders of micron dimensions used in a dental abrasive procedure, an improved method of obviating a harmful consequence thereof comprising the steps of:
- (1) positioning prone on a support a patient facing upwardly in relation to a potential source of airborne abrasive powder of micron dimensions;
- (2) using a face mask constituent with an upper clear plastic portion, a depending tissue lower portion, and at least two horizontally oriented spaced apart shape-conforming stays of malleable metal construction material on opposite sides of said plastic panel;
- (3) placing said aforesaid constituent face mask in covering relation over said patient's face with said plastic portion coincident with the eyes of said patient and said tissue portion over said patient's nose;
- and
- (4) manually shaping each said shape-conforming stay respectively to the underlying shapes of the forehead and nose of said patient;
- whereby harm is obviated by said interposed position of said face mask between said prone patient and said source of airborne abrasive power.
3 more elements
Dependencies are inferred from the claim text.