Visible Light Diffuse Reflectance of Neonatal Skin Under Different Skin Color Conditions

Junsheng Zheng; Haixiao Wu; Yanhai Hu

doi:10.3788/LOP202259.1630003

Journals >Laser & Optoelectronics Progress >Volume 59 >Issue 16 >Page 1630003 > Article

Laser & Optoelectronics Progress
Vol. 59, Issue 16, 1630003 (2022)

Visible Light Diffuse Reflectance of Neonatal Skin Under Different Skin Color Conditions

Junsheng Zheng¹, Haixiao Wu², and Yanhai Hu^1、*

Author Affiliations

¹Faculty of Mechanical Engineering & Mechanics, Ningbo 315211, Zhejiang , China

²Ningbo David Medical Device Co., Ltd., Ningbo 315712, Zhejiang , China

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DOI: 10.3788/LOP202259.1630003 Cite this Article Set citation alerts

Junsheng Zheng, Haixiao Wu, Yanhai Hu. Visible Light Diffuse Reflectance of Neonatal Skin Under Different Skin Color Conditions[J]. Laser & Optoelectronics Progress, 2022, 59(16): 1630003 Copy Citation Text

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Fig. 1. Absorption spectra of bilirubin and hemoglobin

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Fig. 2. Real skin structure and ideal model

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Fig. 3. Flow chart of Monte Carlo simulation in multi-layer organization

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Fig. 4. Simulation results under different photon number conditions

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$Simulation results under different melanin volume fraction conditions$

Fig. 5. Simulation results under different melanin volume fraction conditions

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$Diffuse reflectance difference under different melanin volume fraction$

Fig. 6. Diffuse reflectance difference under different melanin volume fraction

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Name of layer	C_Blood	C_H $_{2}$ _O
Papillary dermis	0.04	0.5
Upper blood net dermis	0.3	0.6
Reticular derims	0.04	0.7
Deep blood net dermis	0.1	0.7

Table 1. Parameters of blood and water volume fraction in each dermis

Name of layer	$μ_{s} / m m^{- 1}$	g	Refractive index	Thickness
Stratum corneum	100	0.86	1.50	14
Living epidermis	45	0.80	1.34	74
Papillary dermis	30	0.90	1.40	100
Upper blood net dermis	35	0.95	1.39	50
Reticular derims	25	0.80	1.40	800
Deep blood net dermis	30	0.95	1.38	60
Suncutaneous fat	5	0.75	1.44	3000

Table 2. Optical characteristic parameters of neonatal skin

Junsheng Zheng, Haixiao Wu, Yanhai Hu. Visible Light Diffuse Reflectance of Neonatal Skin Under Different Skin Color Conditions[J]. Laser & Optoelectronics Progress, 2022, 59(16): 1630003

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