The total length of the
transport and support portions used in this study was 10 mm.
The total length of the
transport and support portions used in this study was 10 mm.
The distraction screw was 12 mm long, corresponding to the
distraction length of 6 mm. The cortical portion with external
threads engages the bony transport segment, while the apical
part has an internal thread hole in which the distraction screw is engaged (Fig. 1)