POS fabrication
ADVERSE EVENT
After operation, the condyle was moved forward and downward by the increased joint space, resulting in mandibular forward movement and posterior open bite [
Postoperative occlusal splint. MRI examination within one week after the operation was taken to assess the disc position. After 12 months, MRI and cephalometric films were taken for all patients to evaluate CH and jaw development. Patients were excluded if the discs were not properly repositioned or if they had relapsed. Adverse events of the DR and POS were monitored throughout the clinical trial period.