Triple Tray Impressions
(using the Articulated Triple Tray System)
the opposing side of the impression:
Pour the opposing side of the impression and
fill the Opposing_Base with stone.
Turn the impression over so that the die side
of the impression is facing up, then lower it
onto the Opposing_Base.
is best to use a little extra stone at this
point to insure that the impression sits high
enough when positioning.
the Pin-Locator until the hinge-stop-
rods make contact. Position the impression
so that the
pointers are between 2 and 3mm from the
margins and as close as possible to
center of each tooth location. Make sure
the black molar pointer is over the molar cavity
in the impression; this will guarantee
the other pointers are in the correct
Double check the impression from the
front, side and top views and make sure the
hinge-stop-rods are still in contact. Also,
insure that the tips of the Pin-Locator pins
are between 2 and 3mm from the margins
of most teeth.
the hinge snap on the Pin-Locators will increase their life
considerably. Any of the hinges can be lubricated to make it easier to
snap and un-snap.
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