Mouth guard-preparing sheet

Details Mouth guard-preparing sheet Mouth guard-preparing sheet

2005-10-04

2005-10-04

Ryan, Patrick Joseph (Department: 1745)

Stock material or miscellaneous articles

Circular sheet or circular blank

C428S060000, C428S064900, C428S156000, C128S857000, C128S861000, C128S862000

Reexamination Certificate

active

06951678

ABSTRACT:
To provide a mouth guard-preparing sheet from which a mouth guard to be used for preventing teeth and their surrounding tissues from a trauma occurred mainly in sports and having a uniform thickness between the right and left sides thereof can be prepared, without causing a problem in the thickness of an anterior teeth portion becoming thin in the preparation of a custom-made mouth guard by heat-sucking. The mouth guard-preparing sheet is made of a thermoplastic resin having a plane shape substantially coincident with a shape of a fixed frame of a heat-sucking type mouth preparation device and provided with a mouth guard portion from a site to be contacted with a labial surface side of a gingiva of an anterior teeth portion to a molar portion side and an elongation tab portion in an exterior direction of a mouth guard portion, wherein said mouth guard portion has a thickness of 1.5˜10 mm; said elongation tab portion has a thickness of 0.1˜0.95 times the thickness of said mouth guard portion; and a stepped portion between the mouth guard portion and the elongation tap portion is in a straight line.

REFERENCES:
patent: 3307222 (1967-03-01), Baldwin et al.
patent: 3528132 (1970-09-01), Greenberg et al.
patent: 4920984 (1990-05-01), Furumichi et al.
patent: 5829980 (1998-11-01), Sheridan et al.
patent: 195 11 064 (1996-09-01), None
patent: 0 265 771 (1988-05-01), None

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