Title :
Diagnostics of human gas cavities with diode laser absorption spectroscopy
Author :
Lewander, Märta ; Svensson, Tomas ; Bruzelius, Anders ; Lindberg, Sven ; Siemund, Roger ; Svanberg, Katarina ; Svanberg, Sune
Author_Institution :
Dept. of Phys., Lund Univ., Lund, Sweden
Abstract :
Noninvasive sensing of gas in human cavities with diode laser absorption spectroscopy is possible although the light is heavily absorbed and scattered by the tissue. We present data from the human paranasal sinuses and mastoid bone as well as monitoring of gas in lung tissue.
Keywords :
bio-optics; biomedical measurement; bone; gas sensors; infrared spectroscopy; laser applications in medicine; light absorption; light scattering; lung; semiconductor lasers; diode laser absorption spectroscopy; human cavity gas noninvasive sensing; human gas cavity diagnostics; human paranasal sinuses; lung tissue gas monitoring; mastoid bone; tissue light absorption; tissue light scattering; Absorption; Bones; Cavity resonators; Lungs; Monitoring; Spectroscopy; Water;
Conference_Titel :
Communications and Photonics Conference and Exhibition (ACP), 2010 Asia
Conference_Location :
Shanghai
Print_ISBN :
978-1-4244-7111-9
DOI :
10.1109/ACP.2010.5682585
