Thermo-vibrational analyses of skin tissue subjected to laser heating source in thermal therapy

Abstract Laser-induced thermal therapy, due to its applications in various clinical treatments, has become an efficient alternative, especially for skin ablation. In this work, the two-dimensional thermomechanical response of skin tissue subjected to different types of thermal loading is investigate...

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Autores principales:	Mina Ghanbari, Ghader Rezazadeh
Formato:	article
Lenguaje:	EN
Publicado:	Nature Portfolio 2021
Materias:	Medicine R Science Q
Acceso en línea:	https://doaj.org/article/971d1dd1dcf84c269f13a0e97bf1cda0
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spelling	oai:doaj.org-article:971d1dd1dcf84c269f13a0e97bf1cda02021-11-21T12:18:54ZThermo-vibrational analyses of skin tissue subjected to laser heating source in thermal therapy10.1038/s41598-021-02006-72045-2322https://doaj.org/article/971d1dd1dcf84c269f13a0e97bf1cda02021-11-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-02006-7https://doaj.org/toc/2045-2322Abstract Laser-induced thermal therapy, due to its applications in various clinical treatments, has become an efficient alternative, especially for skin ablation. In this work, the two-dimensional thermomechanical response of skin tissue subjected to different types of thermal loading is investigated. Considering the thermoelastic coupling term, the two-dimensional differential equation of heat conduction in the skin tissue based on the Cattaneo–Vernotte heat conduction law is presented. The two-dimensional differential equation of the tissue displacement coupled with the two-dimensional hyperbolic heat conduction equation in the tissue is solved simultaneously to analyze the thermal and mechanical response of the skin tissue. The existence of mixed complicated boundary conditions makes the problem so complex and intricate. The Galerkin-based reduced-order model has been utilized to solve the two-sided coupled differential equations of vibration and heat transfer in the tissue with accompanying complicated boundary conditions. The effect of various types of heating sources such as thermal shock, single and repetitive pulses, repeating sequence stairs, ramp-type, and harmonic-type heating, on the thermomechanical response of the tissue is investigated. The temperature distribution in the tissue along depth and radial direction is also presented. The transient temperature and displacement response of tissue considering different relaxation times are studied, and the results are discussed in detail.Mina GhanbariGhader RezazadehNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-21 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	Medicine R Science Q
spellingShingle	Medicine R Science Q Mina Ghanbari Ghader Rezazadeh Thermo-vibrational analyses of skin tissue subjected to laser heating source in thermal therapy
description	Abstract Laser-induced thermal therapy, due to its applications in various clinical treatments, has become an efficient alternative, especially for skin ablation. In this work, the two-dimensional thermomechanical response of skin tissue subjected to different types of thermal loading is investigated. Considering the thermoelastic coupling term, the two-dimensional differential equation of heat conduction in the skin tissue based on the Cattaneo–Vernotte heat conduction law is presented. The two-dimensional differential equation of the tissue displacement coupled with the two-dimensional hyperbolic heat conduction equation in the tissue is solved simultaneously to analyze the thermal and mechanical response of the skin tissue. The existence of mixed complicated boundary conditions makes the problem so complex and intricate. The Galerkin-based reduced-order model has been utilized to solve the two-sided coupled differential equations of vibration and heat transfer in the tissue with accompanying complicated boundary conditions. The effect of various types of heating sources such as thermal shock, single and repetitive pulses, repeating sequence stairs, ramp-type, and harmonic-type heating, on the thermomechanical response of the tissue is investigated. The temperature distribution in the tissue along depth and radial direction is also presented. The transient temperature and displacement response of tissue considering different relaxation times are studied, and the results are discussed in detail.
format	article
author	Mina Ghanbari Ghader Rezazadeh
author_facet	Mina Ghanbari Ghader Rezazadeh
author_sort	Mina Ghanbari
title	Thermo-vibrational analyses of skin tissue subjected to laser heating source in thermal therapy
title_short	Thermo-vibrational analyses of skin tissue subjected to laser heating source in thermal therapy
title_full	Thermo-vibrational analyses of skin tissue subjected to laser heating source in thermal therapy
title_fullStr	Thermo-vibrational analyses of skin tissue subjected to laser heating source in thermal therapy
title_full_unstemmed	Thermo-vibrational analyses of skin tissue subjected to laser heating source in thermal therapy
title_sort	thermo-vibrational analyses of skin tissue subjected to laser heating source in thermal therapy
publisher	Nature Portfolio
publishDate	2021
url	https://doaj.org/article/971d1dd1dcf84c269f13a0e97bf1cda0
work_keys_str_mv	AT minaghanbari thermovibrationalanalysesofskintissuesubjectedtolaserheatingsourceinthermaltherapy AT ghaderrezazadeh thermovibrationalanalysesofskintissuesubjectedtolaserheatingsourceinthermaltherapy
_version_	1718419080555266048

Thermo-vibrational analyses of skin tissue subjected to laser heating source in thermal therapy

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