A - Human Necessities – 61 – C
Patent
A - Human Necessities
61
C
A61C 7/08 (2006.01)
Patent
CA 2661498
A dental appliance comprising at least two plies of thermoformable material, wherein a first ply of a first material, having a first set of characteristic properties, provides a first primary surface of the dental appliance and wherein a second ply of a material different from the first ply, having a second set of characteristic properties, provides an opposing second primary surface of the dental appliance. Method of making such a dental appliance.
L'invention concerne un appareil dentaire comprenant au moins deux couches de matière thermoformable. Une première couche d'une première matière, qui présente un premier ensemble de propriétés caractéristiques, forme une première surface principale de l'appareil dentaire, et une seconde couche d'une matière différente de celle de la première couche, qui présente un second ensemble de propriétés caractéristiques, forme une seconde surface principale opposée de l'appareil dentaire. L'invention concerne également un procédé de fabrication de cet appareil dentaire.
Dentsply International Inc.
Smart & Biggar
LandOfFree
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