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The left occlusion (Fig.4) has 2 abnormalities (diastema between UL1,2; open bite between UL4,5 and LL 3,4) 2-3 months post banding. The rotation of UL4 has been corrected by the mesially placed rotation wedge, which is going to be removed.
Xin Wei, DDS, PhD, MS 1st edition 05/27/2016, last revision 05/27/2016