Fig. (2) Treatment of a BRONJ case in the mandible.a. Preoperative clinical situation. ONJ 3 has been diagnosed after 110 months of Zoledronate intake to treat multiple myeloma. Tooth extraction was considered as the triggering event.b. Radiographic examination. Note the large necrotic area in the posterior region.c. Section of the sequestrum with the vibrating tips of the piezosurgery device.d. Bone sequestrum and soft tissue removed by the vibrating tips.e. Healing at 1 month. The soft tissues are showing invagination.f. One-year control. Healing of the necrotized and infected area is complete.