使用Co-Cr或PEEK假牙框架进行:一个随机交叉临床研究
Pedro Henrique Bastos de Oliveira1, Guilherme Fantini Ferreira1, Lorena Tavares Gama1
1Department of Prosthodontics and Periodontology, Piracicaba Dental School, University of Campinas, Piracicaba, Sao Paulo, Brazil.
概括
与聚乙乙基 (PEEK) RPD相比,可拆卸的合金部分假牙 (RPD) 显示出更高的性能和患者满意度. 在这项比较研究中,PEEK框架与功能和满意度的降低有关.
科学领域:
- 牙科材料科学 牙科材料科学
- 牙修复 牙修复 牙修复 牙修复 牙修复
- 生物材料工程 生物材料工程
背景情况:
- 可拆卸部分假牙 (RPD) 对于恢复部分牙患者的功能至关重要.
- - (Co-Cr) 和聚乙烯基 (PEEK) 是RPD框架的常见材料,每个都有不同的特性.
- 在Co-Cr和PEEK框架之间对功能和患者满意度的比较数据有限.
研究的目的:
- 为了比较RPD与- (Co-Cr) 和注射聚乙基 (PEEK) 框架之间的性能和患者满意度.
- 评估PEEK与RPD中的Co-Cr框架之间的临床疗效.
主要方法:
- 这是一项交叉研究设计,涉及12名患有肯尼迪一级下腺牙症的志愿者.
- 使用分析 (X50) 和最大咬力 (MBF) 评估了的性能.
- 用视觉模拟尺度测量患者满意度,通过独立样本t测试分析数据.
主要成果:
- 使用Co-Cr框架的RPD显示出明显更好的性能 (较低的X50值) 比PEEK框架 (p=0.007).
- 患者对假肢稳定性 (p=0.02) 和能力 (p<0.001) 的满意度与Co-Cr RPDs显著更高.
- 在这两种框架类型之间,最大咬伤力没有显著差异.
结论:
- 与Co-Cr框架相比,用于RPD的注射PEEK框架与减少的性能有关.
- 与Co-Cr.相比,使用PEEK框架时,患者对RPD的满意度较低.
- 在功能和患者接受方面,Co-Cr框架似乎是RPD更有利的选择.
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