Optical properties of porous polylactide scaffolds

Vladimir I. Yusupov, Alexander P. Sviridov, Vyacheslav S. Zhigarkov, Andrey G. Shubnyy, Nataliya N. Vorobieva, Semyon N. Churbanov, Nikita V. Minaev, Peter S. Timashev, Yury A. Rochev, Victor N. Bagratashvili

Research output: Chapter in Book or Conference Publication/ProceedingConference Publicationpeer-review

2 Citations (Scopus)

Abstract

Light field intensity distribution in three-dimensional polylactide scaffolds after irradiation with low-intensity light from one side of the samples has been determined in the visible and near-infrared regions of the spectrum. Two different types of scaffolds manufactured by the methods of supercritical fluid foaming and surface selective laser sintering have been investigated. The problem is solved by numerical calculation according to the Monte Carlo method involving experimentally obtained information about effective optical parameters of the scaffold material. Information about intensity distribution of the incident light in the matrix volume is needed to assess the radiation level for the scaffold cells after photobiostimulation. It has been shown that the formation of the light field in case of strongly scattering media, such as polylactide scaffolds, is determined by anisotropy g and the scattering coefficient μs.

Original languageEnglish
Title of host publicationSaratov Fall Meeting 2017
Subtitle of host publicationOptical Technologies in Biophysics and Medicine XIX
EditorsValery V. Tuchin, Elina A. Genina, Irina Yu. Goryacheva, Elina A. Genina, Irina Yu. Goryacheva
PublisherSPIE
ISBN (Electronic)9781510620018
DOIs
Publication statusPublished - 2018
Externally publishedYes
EventSaratov Fall Meeting 2017: Optical Technologies in Biophysics and Medicine XIX - Saratov, Russian Federation
Duration: 26 Sep 201730 Sep 2017

Publication series

NameProgress in Biomedical Optics and Imaging - Proceedings of SPIE
Volume10716
ISSN (Print)1605-7422

Conference

ConferenceSaratov Fall Meeting 2017: Optical Technologies in Biophysics and Medicine XIX
Country/TerritoryRussian Federation
CitySaratov
Period26/09/1730/09/17

Keywords

  • intensity distribution
  • low-intensity light
  • optical properties
  • polylactide
  • porous material
  • scaffold
  • scattering

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