基于超声波的骨表面质量评估,在膜脊保存后进行
Amanda B Rodriguez1, Oliver D Kripfgans2, Kenneth M Kozloff3,4
1Department of Periodontics and Oral Medicine, School of Dentistry, University of Michigan, Ann Arbor, Michigan, USA.
Journal of periodontology
|May 14, 2024
概括
高频超声波显示在评估骨准备牙科植入物后膜脊保持后的承诺. 这种非侵入性方法与骨矿物质密度和体积相关,有助于治疗规划.
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
- 医疗成像医学成像
背景情况:
- 评估骨对牙科植入物的准备通常涉及2D放射和CBCT扫描.
- 评估发生在牙提取和气泡脊保护 (ARP) 后3-6个月.
- 目前的方法缺乏对ARP后骨愈合的实时评估.
研究的目的:
- 调查高频超声波 (US) 在分类骨准备植入物放置方面的有效性.
- 以微型计算机断层扫描 (micro-CT) 作为参考标准来比较美国的骨分类.
- 确定美国发现与骨矿物质密度 (BMD) 和骨体积分数 (BVTV) 之间的相关性.
主要方法:
- 从24名接受ARP提取的患者中采集了27个骨芯.
- 高频超声波 (US) 成像是在植入器手术前立即进行的.
- 美国的图像与活检地点共同注册,并分为三个层次:有利,可疑和不利.
- 微CT被用来确定BMD和BVTV作为黄金标准.
主要成果:
- 美国B模式分类显示与BMD有反向相关性,与BVTV有显著相关性.
- 回归分析证实了美国分类与BMD和BVTV之间存在显著的关系.
- 对T测试的分析显示,美国读者得分和微型CT结果之间存在显著的相关性.
- 美国在BMD方面实现了显著的群体差异化 (p=0.004),具有100%的特异性和66.7%的灵敏度.
结论:
- 初步发现表明,高频超声波可以有效地对骨表面质量进行分类.
- 基于美国的骨评估与BMD和BVTV的相关性很好,经过微型CT验证.
- 美国显示了作为一种非侵入性工具的潜力,用于评估膜脊保存后的口愈合.
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