郑州市三家医疗机构5年义齿制作情况调查

Survey of dental prostheses used in three hospitals of city of Zhengzhou in five years

目的:评估近年来口腔临床常用的修复体类型及变化趋势。方法:选取郑州市3家大型医疗机构为调查对象,收集样本单位2011年1月至2015年12月修复体制作、加工数据,按义齿制作类型和材料分类,进行描述性总结和分析。结果:固定修复体占比59.1%,但活动修复体仍有较大需求。5年间氧化锆全瓷增长4.9倍,铸瓷增长2.7倍,金属烤瓷修复体数量逐渐降低,金属全冠(尤其是非贵金属)的数量大幅减少或降低为0。活动修复体中铸造支架可摘义齿为主要应用形式。结论:固定修复成为主流,无金属修复成为发展趋势。

Objective To investigate the trends of dental prostheses used by reviewing various types of dental prostheses used in three hospitals in City of Zhengzhou. Methods： Dental prostheses used for patients in three large public hospitals in City of Zhengzhou from January 1st 2011 to December 31st 2015 were randomly recruited. The number and type of den-tures each year were collected, and the proportions of different type of prostheses were analyzed. Results： 59.1% for fixed prostheses while there was still a high demand for removable prostheses. Zirconia crowns and bridges increased 4.9 times in 5 years and glass ceramics increased 2.7 times. Porcelain-fused-to metal crowns and bridges gradually decreased. full metal crowns largely decreased. Cast removable partial dentures are a major form in removable prostheses. Conclusion： fixed prostheses and non-metal restorations are the trends for dental prostheses.