Discussion
The prevalence of ADD was observed to be three times higher during adolescence compared to other stages of life [Wolford et al. and our previous studies showed that DR could alleviate condylar bone resorption and encourage bone regeneration, especially in adolescents [Another factor that affects postoperative condylar new bone formation is the application of POS. After DR, the condyle moved forward and downward, with the increasing of the superior and posterior joint space, resulting in posterior open bites. Without any interventions, the condyle returned to its normal position an average of 3 months after surgery [It is debatable whether a patient will benefit from early open joint operations or whether a diverse variety of conservative nonsurgical methods should be considered before deciding on open joint surgery [