Under the same loading,the casting clasp was made the largest stress distribution on the cervical tissue of abutment, but on the supporting tissue of alveolar bone,the elastic clasp was made the largest stress.

• 在相同加载条件下 ,铸造卡环对牙颈部牙周组织产生的应力最大 ,隐形义齿对支承牙槽嵴产生的应力最大。