Figure 5

Treatment Progress. 0.017" × 0.025" TMA archwire with loop mesial to the 21, steel ligature to 21 to control the crown position, mesialize the root 21.

Treatment Progress. 0.017" × 0.025" TMA archwire with loop mesial to the 21, steel ligature to 21 to control the crown position, mesialize the root 21.