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The blood perfusion mapping in the human skin by photoplethysmography imaging

  • University of Latvia

Research output: Chapter in Book/Report/Conference proceedingConference paperResearchpeer-review

19 Citations (Scopus)

Abstract

A CMOS camera-based imaging photoplethysmographic (PPGI) system is described to detect the blood pulsations in tissue. Attention of PPGI is drawn to the potential applications in visualized blood perfusion. Intensity variations of three wavelengths (620 nm, 520 nm and 432 nm) were detected and analyzed in each pixel of image. To obtain a twodimensional mapping of the dermal perfusion measurement, custom image-processing software has been developed. The high-resolution PPGI images were derived from human fingers (transmission mode) and face (reflection mode), evaluated at three wavelengths. The newly developed system can be usable in skin blood perfusion monitoring for clinical applications.

Original languageEnglish
Title of host publicationXII Mediterranean Conference on Medical and Biological Engineering and Computing 2010, MEDICON 2010
Pages304-306
Number of pages3
DOIs
Publication statusPublished - 2010
Event12th Mediterranean Conference on Medical and Biological Engineering and Computing, MEDICON 2010 - Chalkidiki, Greece
Duration: 27 May 201030 May 2010

Publication series

NameIFMBE Proceedings
Volume29
ISSN (Print)1680-0737

Conference

Conference12th Mediterranean Conference on Medical and Biological Engineering and Computing, MEDICON 2010
Country/TerritoryGreece
CityChalkidiki
Period27/05/1030/05/10

OECD Field of Science

  • 1.3 Physical Sciences

Keywords

  • blood perfusion mapping
  • noncontact photoplethysmography
  • photoplethysmography imaging
  • PPG mapping
  • PPGI

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