Fig.42 (left anterior lateral view, 5.5 month post bracketing, 16x22 ss).  Canine relationship is Class I.  The space between LL3 and 5 will be closed by pulling UR 5 mesially with power chain with the anterior teeth joined together with figure-8 wire.  The power chain is placed in the mesial wings of LL5 bracket in hope to fix LL5 rotation while the tooth is being mesialized.

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Xin Wei, DDS, PhD, MS 1st edition 09/27/2014, last revision 09/27/2014