FIXED ORTHODONTIC APPLIANCES. DENT 657. REMOVABLE Tipping only No control over root movement Pt’s co-operation Hygienic. FIXED Bodily translation Control of root movement Less dependent on pt’s co-op Less hygienic. Removable vs. Fixed Appliances.
Closed or open coil springs
3 - Dimensional control of tooth position
Disto-lingual wing mark
Central scribe line (long axis)