在自动化生物识别设备中评估测量变异性
J Morgan Micheletti1, Brad Hall
1From the Berkeley Eye Center, Houston, Texas (Micheletti); Sengi, Penniac, New Brunswick, Canada (Hall).
Journal of cataract and refractive surgery
|November 27, 2024
概括
自动化生物识别器件显示了 phakic眼内透镜 (IOL) 尺寸的显著测量变化. 白至白和前腔深度的调整因子可能有助于标准化ICL大小建议.
科学领域:
- 眼科医生 眼科 眼科
- 生物医学工程 生物医学工程
- 眼镜测量是指眼睛的测量.
背景情况:
- 准确的生物识别测量对于成功的眼内镜片植入至关重要.
- 外科医生对IOL尺寸的决策依赖于精确的手术前测量.
- 不同生物识别器件之间的变化可能会影响IOL选择和患者的结果.
研究的目的:
- 为了评估各种自动化生物识别设备之间的测量变异性.
- 评估这些设备在 phakic IOL 尺寸测量中的可互换性.
- 确定调整因素,以改善外科医生的决策.
主要方法:
- 展望性观察性研究,将Orbscan II与其他九种生物识别设备进行比较.
- 测量包括白至白 (WTW),前腔深度 (ACD) 和中角膜厚度 (CCT).
- 使用线性混合效应模型计算调整因子.
主要成果:
- 在大多数设备和Orbscan II (P < .01) 之间发现了WTW,ACD和CCT测量的显著差异.
- Pentacam AXL Wave 是唯一一个与 Orbscan II 对于 WTW 没有显著差异的设备.
- 计算的调整因子对于WTW,ACD和CCT有所不同.
结论:
- 测试的生物计不能与Orbscan II进行互换,用于 phakic IOL 尺寸测量.
- 对于WTW和ACD的调整因子可能会弥补设备差异.
- 通过调整因子标准化测量可以改善ICL尺寸建议.
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