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

Laser & Optoelectronics Progress, Volume. 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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Figures&Tables (8)

References (28)

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Figures & Tables(8)

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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Table 1. Parameters of blood and water volume fraction in each dermis
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Table 1. Parameters of blood and water volume fraction in each dermis
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 2. Optical characteristic parameters of neonatal skin

Table 2. Optical characteristic parameters of neonatal skin

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

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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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Paper Information

Category: Spectroscopy

Received: May. 13, 2021

Accepted: Jul. 13, 2021

Published Online: Jul. 22, 2022

The Author Email: Yanhai Hu (huyanhai@nbu.edu.cn)

DOI:10.3788/LOP202259.1630003

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology