Dentistry – Apparatus – Jaw – cheek – lip – or tongue positioner
Patent
1989-10-17
1990-11-20
Wilson, John J.
Dentistry
Apparatus
Jaw, cheek, lip, or tongue positioner
A61C 500
Patent
active
049715577
ABSTRACT:
An oval cheek retractor enclosing an oval work area and attached to a handle. The cheek retractor has a pair of lip extenders at either oval end so that the user can either push or pull the cheeks without changing the hand being used.
REFERENCES:
patent: 903344 (1908-11-01), Wackler
patent: 1474497 (1923-11-01), Stolper
patent: 2125980 (1938-08-01), Basil
"bond-pak" Advertisement, Amer. Journal of Orthodontics, 9-1980, vol. 78, No. 3.
Coletti Paul A.
Johnson & Johnson Consumer Products, Inc.
Wilson John J.
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