方法37例骨量不足的病例，采用上颌窦提升术、上颌窦内提升术、牙槽骨撑开术、自体骨碎块和自体骨块移植术。
Methods 37 cases of bone deficiency were chosen to use maxillary sinus augmentation, localized management of sinus floor, autologous jaw chips transplantation, alveolar bone distraction.
在拔牙的过程中如果远端骨或颊骨移动失败就会造成整个上颌结节断裂，从而造成上颌窦底撕裂。
Failure to remove distal or buccal bone while removing one of these teeth can cause the entire maxillary tuberosity to be fractured off, thereby tearing out the floor of the maxillary sinus.
重建上颌骨前壁：术中先带蒂翻揭上颌窦前壁骨片，术毕复回原位固定。
Reconstruction of the anterior wall of the maxilla: overturned the bone of the anterior wall of maxillary sinus with pedunculus firstly and reduced after the operation.
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