在多轴负下宫恢复中对复合材料的三种不同增强的评估 - - 一项In vitro研究
Nikesh S Murali1, Revathy Parthasarathy2, Deepika Lakshmaiah1
1Department of Conservative Dentistry and Endodontics, Chettinad Dental College and Research Institute, Chengalpet, Tamil Nadu, India.
Journal of pharmacy & bioallied sciences
|July 14, 2025
概括
在V类复合材料修复中,GC EverX Flow,Ribbond和Interlig显著提高了断裂阻力. 这些增强件在多轴负荷条件下提高恢复牙的耐用性.
科学领域:
- 牙科材料科学 牙科材料科学
- 恢复性牙科 恢复性牙科
- 生物材料工程 生物材料工程
背景情况:
- 类V复合修复由于闭塞和功能应力容易发生骨折.
- 强化策略对于改善牙科修复的寿命和机械性能至关重要.
- 评估新的增强材料对于推进修复性牙科技术至关重要.
研究的目的:
- 用Ribbond,Interlig和GC everX Flow增强的V类复合材料修复的断裂阻力进行比较.
- 评估在多轴负荷下不同钢筋材料的有效性.
- 确定最佳的强化材料,以提高V类修复的机械完整性.
主要方法:
- 准备了32个大前与V类腔,并随机分配到四组.
- 恢复用Ribbond,Interlig,GC everX Flow强化,或没有强化 (控制).
- 牙在通用测试机器中承受多轴负荷,以测量骨折阻力.
主要成果:
- 在所有测试组中,GC everX Flow表现出最高的断裂阻力.
- 与非强化对照组相比,Ribbond和Interlig的骨折抵抗力也增加了.
- 统计分析 (ANOVA和Tukey的后期测试) 证实了显著的差异 (P < 0.05).
结论:
- 加强V类复合材料修复可以显著提高骨折抵抗力.
- GC everX Flow,Ribbond和Interlig都是有效的增强材料,其中GC everX Flow显示出最大的有效性.
- 这些发现支持使用特定的增强材料来提高V类修复的临床性能.
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