IOL倾斜和分散:在短期内使用CNN和SS-OCT进行不同触觉设计的比较
Jinhan Yao1, Kaiwen Li2, Feiyan Chai3
1Shanxi Medical University, Taiyuan, China.
Frontiers in medicine
|February 9, 2026
概括
与C-循环设计相比,白内障手术后一个月,平板触角眼内透镜 (IOL) 的分散显著减少. 这一发现强调了考虑IOL触觉设计的重要性,以改善术后稳定性.
科学领域:
- 眼科医生 眼科 眼科
- 生物医学工程 生物医学工程
- 医疗成像医学成像
背景情况:
- 白内障手术涉及眼内透镜 (IOL) 植入以恢复视力.
- IOL的稳定性,特别是倾斜和分散,可以影响视觉结果.
- 不同的内腔镜触觉设计可能会影响手术后的定位.
研究的目的:
- 为了比较白内障手术后一个月的板状触觉镜片与C环眼内镜片 (IOL) 的倾斜和分散.
- 根据触觉设计,确定影响IOL倾斜和分散的因素.
- 为了评估扫描源光学连贯性断层扫描 (SS-OCT) 与卷积神经网络 (CNN) 算法相结合的IOL评估的有效性.
主要方法:
- 两组患者接受了板状触觉 (A组,n=37) 或C循环 (B组,n=42) IOLs.
- 扫描源光学连贯性断层扫描 (SS-OCT) 用于术前和一个月后的术后成像.
- 一个定制的卷积神经网络 (CNN) 算法量化了与角膜顶相对的IOL倾斜和分散.
主要成果:
- 两组之间没有发现眼睛参数在手术前有显著差异.
- 平板触动性IOL显示出明显较小的分散 (0.16 ± 0.08毫米),而不是C环IOL (0.42 ± 0.28毫米;p < 0.001).
- 在两组之间,IOL倾斜是可比的 (p = 0.948),在两组中都观察到主要的下倾斜. 晶状镜片倾斜与内视镜倾斜相关 (p < 0.003).
结论:
- 板状触角IOL显示出卓越的旋转和位置稳定性,与C-循环设计相比,离心率较低.
- 选择IOL触觉设计是影响术后IOL稳定的关键因素.
- SS-OCT和CNN算法提供了一种可靠的方法来量化IOL倾斜和分散.
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