Conclusion Restoring tooth crown longitudinal dehiscence is of the effective Methods: To keep the sick tooth.

结论: 用全冠修复后牙牙冠纵裂是保存纵裂牙齿的有效方法之一.

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Methods Fabricating tooth crown with well of plunger attachments, deciding the wearing path of dentures.

方法制作带有插销式附着体底座的基底冠,并通过平行研磨仪确定附着体的共同就位道.

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