Treatment of severe open bite and mandibular condyle anterior displacement by mini-screws and four second molars extraction: A case report

Figure 5 Treatment progress. A: 2 mo. The four second molars were extracted and 4 mini-implants were implanted to intrude the second premolars and the first molars;B: 8 mo. The anterior open bite was corrected but bilateral posterior open bite occurred; C: 17 mo. After fine adjustment, Class I molar relationship and normal overjet and overbite were obtained; D: Posttreatment facial and intraoral photographs.