Objective : To study stress distribution in periodontal tissue of titled abutment before and after fixed restoration.

目的: 研究倾斜基牙固定修复前后牙周组织受力情况,为临床固定义齿设计提供理论依据.

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Objective : To observe the effect of bianticollagen membrane in guiding periodontal tissue regeneration.

目的: 观察双抗胶原膜(BACM)引导周组织再生的疗效.

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It is beneficial to maintain the health of TMJ, muscle and periodontal tissue.

对维持TMJ 、 肌肉、牙周等组织的健康是有益的.

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