中国激光, 2018, 45 (11): 1107002, 网络出版: 2018-11-15
基于对数补偿和动态阈值的手持式光学相干层析成像方法 
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Handheld Optical Coherence Tomography Based on Logarithmic Compensation and Motion Threshold
图 & 表
图 1. 手持式SSOCT微血管成像系统的原理图
Fig. 1. Schematic of the handheld SSOCT microvascular imaging system
图 2. 手持式SSOCT微血管成像系统实物图。(a)样机;(b)手持化样品臂
Fig. 2. Actual picture of the handheld SSOCT microvascular imaging system. (a) Prototype; (b) handheld sample arm
图 4. 左手大拇指根部在体成像结果的对比图。(a)左手拇指成像部位;(b)无对数补偿PID算法的血流重建截面图;(c)有对数补偿PID算法的血流重建截面图;(d)结合动态阈值及对数补偿算法的血流重建截面图
Fig. 4. Comparison of in vivo imaging results of the left thumb’s root. (a) Imaging area of the left-hand thumb; (b) en-face image using PID algorithm without logarithmic compensation; (c) en-face image using logarithmic-compensated PID algorithm; (d) en-face image using logarithmic-compensated PID algorithm with motion threshold
图 5. 左手无名指在体成像结果对比图。(a)左手无名指成像部位;(b)无对数补偿PID算法的血流重建截面图;(c)有对数补偿PID算法的血流重建截面图;(d)结合动态阈值及对数补偿算法的血流重建截面图
Fig. 5. Comparison of in vivo imaging results of the left hand ring finger. (a) Imaging area of the left hand ring finger; (b) en-face image using PID algorithm without logarithmic compensation; (c) en-face image using logarithmic-compensated PID algorithm; (d) en-face image of logarithmic-compensated PID algorithm with motion threshold
张越, 高万荣, 张兰兰, 史伟松. 基于对数补偿和动态阈值的手持式光学相干层析成像方法[J]. 中国激光, 2018, 45(11): 1107002. Zhang Yue, Gao Wanrong, Zhang Lanlan, Shi Weisong. Handheld Optical Coherence Tomography Based on Logarithmic Compensation and Motion Threshold[J]. Chinese Journal of Lasers, 2018, 45(11): 1107002.
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