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In vivo volumetric depth-resolved vasculature imaging of human limbus and sclera with 1 μm swept source phase-variance optical coherence angiography
Journal of Optics ( IF 2.1 ) Pub Date : 2015-04-28 , DOI: 10.1088/2040-8978/17/6/065301
Raju Poddar 1 , Robert J Zawadzki 2 , Dennis E Cortés 3 , Mark J Mannis 2 , John S Werner 2
Affiliation  

We present nnnnnin vivo volumetric depth-resolved vasculature images of the anterior segment of the human eye acquired with phase-variance based motion contrast using a high-speed (100 kHz, 105 A-scans/s) swept source optical coherence tomography system (SSOCT). High phase stability SSOCT imaging was achieved by using a computationally efficient phase stabilization approach. The human corneo-scleral junction and sclera were imaged with swept source phase-variance optical coherence angiography and compared with slit lamp images from the same eyes of normal subjects. Different features of the rich vascular system in the conjunctiva and episclera were visualized and described. This system can be used as a potential tool for ophthalmological research to determine changes in the outflow system, which may be helpful for identification of abnormalities that lead to glaucoma.

中文翻译:

使用 1 μm 扫频源相位方差光学相干血管造影对人体角膜缘和巩膜进行体内体积深度分辨脉管系统成像

我们展示了使用高速(100 kHz,105 A 扫描/秒)扫频源光学相干断层扫描系统(SSOCT)通过基于相位变化的运动对比度获得的人眼前段的 nnnnnin 体内体积深度分辨脉管系统图像)。高相位稳定性 SSOCT 成像是通过使用计算效率高的相位稳定方法实现的。人角巩膜交界处和巩膜用扫频源相位变化光学相干血管造影成像,并与正常受试者相同眼睛的裂隙灯图像进行比较。结膜和巩膜外丰富的血管系统的不同特征被可视化和描述。该系统可用作眼科研究的潜在工具,以确定流出系统的变化,
更新日期:2015-04-28
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