在形和平行牙植入物中插入扭矩和共振频率分析
Joaquín de Elío Oliveros1, Alejandro Gago García1, Hernán López Sacristán1
1Oral Surgery, Implantology and Periodontics, University of León, Spain.
The Journal of oral implantology
|August 1, 2023
概括
这项研究比较了逐渐和平行牙植入物,发现平行植入物具有更高的初始插入扭矩. 然而,这两种植入物类型都表现出类似的稳定性,这表明钻孔位大小可能会影响初级植入物稳定性.
科学领域:
- 牙科植入物学 牙科植入物学
- 生物材料科学 生物材料科学
- 手术研究的研究.
背景情况:
- 初级植入物稳定性 (PIS) 对于骨质整合至关重要,并且根据骨质,植入物设计和手术方法而有所不同.
- 了解影响PIS的因素对于成功安置牙植入物至关重要.
研究的目的:
- 为了比较相同冠状直径的形 (形) 和平行牙植入物之间的旋转和横向PIS.
- 调查两种植入物设计中PIS和膜脊宽度 (ARW) 之间的关系.
主要方法:
- 60个植入物 (30个缩,30个平行) 被放置在17名患者身上,使用分口设计.
- 旋转稳定性是通过插入扭矩来测量的;侧向稳定性是使用共振频率分析 (奥斯泰尔和企系统) 来评估的.
- 膜脊的宽度和骨密度使用圆束计算机断层扫描来评估.
主要成果:
- 与缩植入物相比,并行植入物显示出明显更高的插入扭矩.
- 在两种植入物类型之间的植入物稳定率 (ISQ) 中没有发现显著差异.
- 逐渐缩小的植入物的插入扭矩与气泡脊宽度呈现反向相关性.
- 在奥斯泰尔和企RFA系统之间发现了显著的差异.
结论:
- 最终钻孔位大小可能会显著影响PIS,无论植入物设计如何.
- 圆形植入物可能在低密度,宽膜脊脊中实现最佳稳定性方面存在局限性.
- 需要进一步的研究来阐明钻头直径对PIS的影响.
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