Methods:11sinuses from8patients underwent sinus floor elevation using open techniques and were augmented by bone grafting material.

方法：8例患者11个上颌窦进行了上颌窦开放式提升并植入骨替代材料。

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The maxillary sinus floor elevation is the effective way to resolve the inadequate bone height in the posterior region of the maxilla in order to promote stability of endosseous implants.

上颌窦底提升是有效解决上颌骨后部骨量不足的方法之一，能为后期种植体的成功植入提供保证。

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