Developed by Dr. Won Moon, the MSE is a version of the Microimplant Assisted Rapid Palatal Expander (MARPE). The MSE is capable of producing dramatic maxillary skeletal expansion. The MSE uses 4 TADs for fixation to the palate and a wrench for activation. It attaches to 2 molar bands via 4 legs for stabilization.  Included in Package (1) - 12mm MSE expansion screw (4) - Fixation TADs (diametre 2mm, length 11mm) (2) - Activation Key (2) - Safety leashes