There is an abrupt kink of 12 niti wire between LL4 and 6 (Fig.11).  The latter does not improve much in a month; the wires remain the same (Fig.12).  There is mild tension when 18 ss wire is inserted between LL4 and 6 five point five months post banding (Fig.14).

Self Drift Last Next Xin Wei, DDS, PhD, MS 1st edition 04/20/2019, last revision 06/29/2019