基于图像的戒指大小预测,用于中枢维修
Serdar Akansel1,2, Markus Kofler1,2,3, Karel M Van Praet1,2,3
1Department of Cardiothoracic and Vascular Surgery, Deutsches Herzzentrum der Charite (DHZC), Berlin, Germany.
概括
准确的结婚整形环大小对于关修复 (MVr) 是至关重要的. 三维 mitra (3D-MV) 重建模型,特别是 commissural 宽度和三角间距离,有效地预测戒指大小,改善手术结果.
科学领域:
- 心血管外科心血管外科
- 医疗成像医学成像
- 生物医学工程 生物医学工程
背景情况:
- 瘤整形环在关修复 (MVr) 中是标准的.
- 精确的取消整形环大小对于成功的MVR结果至关重要.
- 目前的戒指尺寸方法可能具有挑战性,并且严重依赖于外科医生的经验.
研究的目的:
- 评估三维中 (3D-MV) 重建模型在预测 MVr. 适合的结婚整形环大小的有效性.
- 确定与最佳环形尺寸选择相关的关键3D-MV几何参数.
主要方法:
- 分析了150名接受微创性MVr治疗的患者队列,这些患者患有卡潘蒂耶II型病理.
- 半自动化4D MV分析软件被用于创建3D-MV重建模型和量化中枢的几何形状.
- 进行了单变量和多变量线性回归分析,以将3D-MV测量与植入环尺寸相关联.
主要成果:
- 圆圈宽度 (CW) 和三角间距离 (ITD) 与植入的戒指大小的相关性最高 (分别为r=0.839和r=0.796).
- 在多变量分析中,CW和ITD是结婚整形手术环大小的独立预测因素 (R2=0.743).
- 使用CW和ITD,76.6%的患者获得了预测值的一个尺寸内的戒指大小.
结论:
- 三维中枢重建模型为手术决策提供了有价值的支持,用于取消整形手术的戒指大小.
- 这项研究代表了向开发先进的,潜在的基于机器学习的,用于准确预测结婚整形手术戒指大小的系统的基本步骤.
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