Conclusion : abutment tilted less than 70 degrees can be fixed and repaired 结论:基牙倾斜角度在70度内可以进行固定修复。
Methods : casting clasp between teeth ( ccbt ) is set up between buccal arid lingual embrasure of two abutment teeth 方法:在两基牙间的颊、龈外展隙内设置牙间卡(发夹卡) 。
The attachment is suitable for the cases with better condition of the alveolar membrane without high demand of the abutment teeth of the patient 该附著体用于基牙条件稍差,而牙槽幡黏膜条件较好的患者。