A lingual button will be placed at UR4 for rotation next appointment, with removal of UR4-7 ligature wire buccally. If the existing arch wire is distorted (16x22), change to the next wire with 1-2 mm longer distal end on the right side in case of UR6,7 distalization.
Xin Wei, DDS, PhD, MS 1st edition 10/13/2020, last revision 10/14/2020