Page 729 - My FlipBook

ROTATED TEETH. 727

In many cases a tooth may be moved out of or into the normal line and
rotated at the same time by applying the force to a hook on a band.
Where a jack-screw is used it can be applied at the mesial or distal
portion of the tooth as needed. (See Fig. ()74.)

Fig. 674. Fig. 676.

Angle's jack-screw for moving tooth outward and
rotating.
Fig. 675 shows one of Prof. Angle's
methods, which he describes as follows:
Fm. 675.

Angle's pinched wire for extension and rotation.
"• The tooth was banded and one of
the pipes soldered to tlie mesio-lingual
Fig. 677.

Retainer. gle's pliers for pinching wire.

angle of the l)and ; one end of a ])icce of wire of suitable length was
inserted into this pipe and the other end secured in a pit formed in the