中国激光, 2020, 47 (2): 0207040, 网络出版: 2020-02-21
基于蒙特卡罗法的组织内插光纤出射激光的传输 
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Transmission of a Laser Emitted from an Interpolated Optical Fiber in Tissue Based on Monte Carlo Method
图 & 表
图 1. 光纤侧壁坐标转换示意图
Fig. 1. Diagram of the coordinate conversion of side wall of the fiber-optical
图 2. 新坐标系下的入射、反射与折射
Fig. 2. Incidence, reflection and refraction in a new coordinate system
图 4. 光子在球边界附近传输时的不同情况。(a)光子不撞击球边界;(b)光子撞击球边界
Fig. 4. Different situation of photon's translation near the boundary of sphere. (a) Photon does not strike the boundary; (b) photon strikes the boundary
图 6. 考虑和不考虑光纤时多层层状组织的吸收对比图。(a) z=0.01 cm;(b) y=0.04 cm;(c) z=-0.01 cm;(d) y=0.04 cm
Fig. 6. Absorption contrast diagrams of multi-layer tissue with or without optical fiber. (a) at z=0.01 cm; (b) at y=0.04 cm; (c) at z=-0.01 cm; (d) at y=0.04 cm
图 7. 采用传统的MC多层模型与球体模型得到的组织的吸收值。(a) y=0 cm;(b) z=0 cm
Fig. 7. Absorption of tissue obtained with traditional multi-layer MC model and sphere model. (a) at y=0 cm; (b) at z=0 cm
表 1组织的光学参数
Table1. Optical parameter of tissue
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丁乐明, 戴丽娟, 张磊, 钱志余. 基于蒙特卡罗法的组织内插光纤出射激光的传输[J]. 中国激光, 2020, 47(2): 0207040. Ding Leming, Dai Lijuan, Zhang Lei, Qian Zhiyu. Transmission of a Laser Emitted from an Interpolated Optical Fiber in Tissue Based on Monte Carlo Method[J]. Chinese Journal of Lasers, 2020, 47(2): 0207040.
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