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目的评价双层冠在修复全口覆盖义齿中的临床应用价值。方法选取2007年6月至2012年9月来我院就诊的35例牙列缺失患者,利用患者少数或个别余留牙作为基牙,在基牙上只制作金属内冠,外冠用烤塑牙连在钢托上固位,再制作全口覆盖义齿,对患者进行3年5个月的随访观察。结果 35例牙列缺损患者共制作126件双层冠义齿修复后患者均感觉义齿稳定舒适,经3年5个月的随访发现成功修复牙齿56颗,改善68颗,总有效率达98.41%。结论双层冠修复的全口覆盖义齿大大提高了患者自我调节能力和适应义齿的信心,固位力明显提高,提高咀嚼效率,又减少患者的费用,效果满意。
Objective To evaluate the clinical value of double crown in the restoration of complete overdenture. Methods From June 2007 to September 2012, 35 cases of patients with dentition defect who were treated in our hospital were selected. Using a few patients or a few remaining teeth as the abutments, only the metal crowns were made on the abutments and the plastic crowns Retained on the steel support, and then make full mouth overdenture, the patient for 3 years and 5 months of follow-up observation. Results A total of 126 patients with dentition defect were treated with double-denture crown prosthesis. The denture was stable and comfortable. After 3 years and 5 months of follow-up, 56 teeth were repaired and the improvement rate was 68. The total effective rate was 98.41%. Conclusion The double-covered crown covered with full denture can greatly improve the patient’s ability of self-regulation and adaptation to the denture. The retention rate is obviously improved, the chewing efficiency is improved, the cost of the patient is reduced, and the effect is satisfactory.