栓体栓道式附着体义齿26例的临床应用

Application of key-key way attachment

目的观察栓体栓道式附着体在牙列缺损患者修复中的应用效果。方法采用栓体栓道式附着体修复26例牙列缺损患者,其中肯氏Ⅰ类牙列缺损8例,肯氏Ⅱ类牙列缺损14例,肯氏Ⅲ类牙列缺损4例,对其进行6-40个月的临床观察。结果26例患者使用栓体栓道式附着体义齿后,美观效果理想,固位稳定效果良好,基牙无松动,未见牙槽骨吸收增加。结论栓体栓道式附着体义齿是一种较为理想的牙列缺损修复方法。

Objective To evaluate the clinical effects of the key-key way attachment. Methods A 6 - 40-month follow-up study was conducted on 26 patients with dentition defect （8 in Kennedy class Ⅰ, 14 in Kenned）, class Ⅱ ,4 in Kennedy class Ⅲ ）to evaluate the effects of the key-key way attachment as a retainer on tooth stabilization and stress distribution. Results After they were applied to these patients, all dentures were comfortable, stahle, good-looking and functioning. In X-ray, the adsorption of alveolar wasn＇t found. Conclusion The key-key way attachment is a well-accepted treatment modality in patients with dentition defect.