The American text-book of operative dentistry / In contributions of eminent authorities. Ed. by Edward C. Kirk.

  • Edward Cameron Kirk
Date:
1900
Catalogue details

Licence: Public Domain Mark

Credit: The American text-book of operative dentistry / In contributions of eminent authorities. Ed. by Edward C. Kirk. Source: Wellcome Collection.

Provider: This material has been provided by the Augustus C. Long Health Sciences Library at Columbia University and Columbia University Libraries/Information Services, through the Medical Heritage Library. The original may be consulted at the the Augustus C. Long Health Sciences Library at Columbia University and Columbia University.

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    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