Optical absorption glucose measurements using 2.3-μm vertical-cavity semiconductor lasers

Sahba Talebi Fard, Werner Hofmann, Pouria Talebi Fard, G. Böhm, Markus Ortsiefer, Ezra Kwok, Markus Christian Amann, Lukas Chrostowski

Research output: Contribution to journalArticlepeer-review

49 Scopus citations

Abstract

Continuous glucose monitoring has been shown to help diabetes mellitus patients stabilize their glucose levels, leading to improved patient health. One promising technique for monitoring blood glucose concentration is to use optical absorption spectroscopy. This letter proposes the use of thermally tunable 2.3-μm vertical-cavity surface-emitting lasers to obtain blood absorption spectra. The partial least squares technique is used to determine the glucose concentration from the spectra obtained in aqueous glucose solutions.

Original languageEnglish
Pages (from-to)930-932
Number of pages3
JournalIEEE Photonics Technology Letters
Volume20
Issue number11
DOIs
StatePublished - 1 Jun 2008

Keywords

  • Absorption spectroscopy
  • Diabetes mellitus
  • Glucose monitoring
  • Implantable biomedical devices
  • Vertical-cavity surface-emitting lasers (VCSELs)

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