在光导向手术中通过运动补偿改善了ICG perfusion的量化
Sermed Ellebæk Nicolae1,2, Thomas Baastrup Piper1,2, Nikolaj Albeck Nerup1
1Department of Digestive Diseases, Transplantation and General Surgery, Copenhagen University Hospital Rigshospitalet, Blegdamsvej 9, 2100 Copenhagen, Denmark.
自动运动补偿 (MC) 有效地减少了用于外科输液评估的定量印绿色 (q-ICG) 成像中的运动工件. 这项技术提高了ICG衍生参数的精度,提高了准确的手术内 perfusion 量化测量可靠性.
科学领域:
- 手术成像和诊断手术成像和诊断
- 医疗器械技术 医疗器械技术
- 定量的光成像成像技术
背景情况:
- 光成像中的运动工件在手术期间扭曲 perfusion 测量.
- 不准确的输液评估可能导致临床关键决策.
- 定量绿素 (q-ICG) 成像对于外科输液评估至关重要.
研究的目的:
- 为了评估自动运动补偿 (MC) 在q-ICG成像中的有效性.
- 通过减少运动工件来提高外科输液评估的准确性.
- 为了提高ICG衍生的 perfusion 参数的可靠性.
主要方法:
- 分析了17次胰腺双管切除术的ICG输液评估框架.
- 应用自动化MC来跟踪组织运动和纠正文物.
- 使用图像质量和 perfusion 度量来比较MC性能与外科医生调整的位置.
- 使用主要组件分析 (PCA) 来评估纠正成功.
主要成果:
- 自动化MC成功地在67.5%的序列中纠正了运动工件,相当于外科医生的调整.
- PCA显示了足够和不足的运动校正 (AUC = 0.80) 之间的明显区别.
- 虽然人口水平的输液指标没有变化,但个人水平的斜率和Tmax值在MC后显示出显著的百分比变化 (例如,斜率为108.5%).
结论:
- 自动运动补偿在光引导的输液评估中有效减轻运动工件.
- MC提高了ICG衍生的 perfusion 参数的精度和可靠性.
- 这项技术是准确的手术内 perfusion 量化的关键推动者.
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