Nearly 2 months post regainer placement, UL6 appears to have been distalized (Fig.11 arrow).   The Nance button appears to have been shifted to the right side (side effect of missing fixed anchorage).  A mini implant is needed to stabilize the Nance appliance.

Space & Underdeveloped Tooth Buds

Xin Wei, DDS, PhD, MS 1st edition 03/10/2017, last revision 03/19/2017