ORTHO BITES Fig. 7 .021 x .025 braided rectangular arch wire, but rather the laterals were lining up straight with the centrals. In January 2008, I opted to remove the upper arch wire and attempt another method to create anterior advancement. I decided to employ a Multi Distalizing Arch Appliance (Ortho Organizers). The MDA is famil-iar to most of you, however, to review, it is a distaliz-Fig. 11 Fig. 8 Fig. 12 Fig. 9 Fig. 10 Fig. 13 ing appliance, arch wire, with the anterior being .016 x .022 stainless steel and the posterior being .040 stainless steel. There are omega loops bilaterally, the mesial part of the omega fixed to the arch wire, and 18 July/August 2011 JAOS