在狗眼中验证iFalcon V100反弹声度计
Yunhao Su1, Yingbo Liu1, Fushan Shi2
1The School of Mechanical Engineering, Zhejiang Sci-Tech University, Hangzhou, China.
Veterinary ophthalmology
|March 8, 2026
概括
该iFalcon V100调度仪准确测量狗眼中的眼内压力 (IOP),显示与直接传感器读数的良好一致. 该设备可靠地用于在5-50mmHg范围内的狗IOP评估.
科学领域:
- 兽医眼科医生 兽医眼科医生
- 眼科仪器仪器仪器仪器仪器仪器仪器仪器仪器仪器仪器仪器仪器仪器仪器仪器仪器仪器仪器仪器仪器仪器仪器
背景情况:
- 眼内压力 (IOP) 测量对于诊断和管理狗眼部疾病至关重要.
- 精确的犬眼度测量对于有效的临床实践至关重要.
研究的目的:
- 为了验证iFalcon V100反弹度仪在正常狗眼中测量IOP的准确性.
- 为了比较iFalcon V100测量结果与植入式压力传感器的直接IOP读数.
主要方法:
- 在死后12小时内利用了四个无核的正常狗眼.
- 使用水注射器和植入式传感器创建了一个控制的IOP范围从5到50mmHg.
- 用iFalcon V100测量犬模式的内压,并通过线性回归和Bland-Altman图表将结果与传感器进行比较.
主要成果:
- 在iFalcon V100和传感器读数 (r2 = 0.96) 之间显示出强烈的线性相关性.
- 布兰德-阿尔特曼分析显示,平均偏差为+0.34 mmHg,与95%的协议界限从-4.29到+4.98 mmHg.
- 指出,在较低压力 (5-10 mmHg) 的测量中,有时需要多次尝试.
结论:
- 在正常的狗眼中,iFalcon V100调度仪在5-50mmHg范围内提供准确的中角膜IOP测量.
- 该设备与直接植入式压力传感器读数显示良好一致.
- 研究的局限性包括不评估高IOP水平 (70-80 mmHg) 的表现.
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