“…Relapse is considered the second most common complication of distraction surgeries, following insufficient bone formation according to SAULACIC et al 9 , who studied the complication rate in alveolar distraction osteogenesis. Less common complications are bleeding, paresthesia, haematoma, infection, wound dehiscence and problems related to the device such as backward rotation, micro bone screw loosening, and fracture of screws 9 .…”