Page 743 - My FlipBook

SEVERAL TEETE IN MALPOSITION. 741

be used for moving incisors backward by placing the nuts behind the
tubes (Fig. 663), or for moving incisors forward by placing the nuts in
front of the tubes and ligating the wire to the incisors, or putting it

Fig. 715.

Labial and lingual bow.
under hooks soldered to bands on the incisors. It may be used for the
attachment of rubber bands or twisted ligatures for drawing incisors for-
ward (Fig. 729), in which case the wire may be bent in a bayonet shape
at the ends, or the rear ends of the tubes may be closed.

Fig. 716.

Lingual bow for moving incisors forward (Matteson).
The lingual bow may be used for moving any or all four incisors
forward by placing the nuts in front of the tubes. The anterior portion
of the wire may rest in notches in the bands on the incisors (Fig. 716),