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92 THE TREATMENT OF TEETH
bicuspid opened through the occlusal surface, as
already described, a pellet of non-cohesive gold may
be placed in the angle formed by the juncture of
the cervical and one of the lateral walls, first
making a little undercut to deepen this angle if
necessary. Another pellet is then placed in the
opposing angle, and a third one wedged between
<^
Fig. 4. Fig. 5. Fig. G. Fig. 7.
The above sketches are not intended to be actual representations of
teeth during the process of filling. They are merely diagrams to illus-
trate the text. The arrows show tlie directions of force in building the
gold.
them, or a large pellet may be placed directly
against the cervical wall, and held in place with an
instrument in the left hand, and condensed into the
angles with a fine-pointed plugger, or while still
holding the first pellet in place, smaller ones may be
wedged between it and the lateral walls, and into the
angles on both sides. Cohesive gold is then attached
to the non-cohesive, and the foundation is well con-
