Multi-laminar dental impression tray assembly

Details Multi-laminar dental impression tray assembly Multi-laminar dental impression tray assembly

1993-04-29

1996-12-10

Lucchesi, Nicholas D.

Dentistry

Orthodontics

By mouthpiece-type retainer

433214, 433 71, A61C 300, A61C 900

Patent

active

055825176

ABSTRACT:
A multi-laminar impression material is supported in a tray to form an impression tray assembly. The impression material comprises two lamina that are bonded together. One lamina is relatively softer than the other. The one lamina faces the arch while the other lamina is disposed against the tray. The impression material may also be bonded to the tray. In a specific preferred embodiment, the tray and both lamina of the impression material are ethylene vinyl acetate.

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