A hybrid positron detection and optical coherence tomography system: Design, calibration and experimental validation with rabbit atherosclerotic models

  • Quing Zhu
  • , Daqing Piao
  • , Mehran M. Sadeghi
  • , Jiasheng Zhang
  • , Yueli Chen
  • , Albert J. Sinusas

Research output: Contribution to journalConference articlepeer-review

Abstract

In this paper, we evaluate the performance of our novel hybrid OCT and scintillating probe, demonstrate simultaneous optical coherence tomography (OCT) imaging and scintillating detection, and validate the system using an atherosclerotic rabbit model. Preliminary data obtained from the rabbit model suggest that our prototype positron probe detects local uptake of Fluorodeoxyglucose (FDG) labeled with 18F positron (beta) radionuclide emitter, and the high-uptake regions correlate with sites of injury and extensive atherosclerosis areas. Preliminary data also suggest that co-registered high-resolution OCT images provide imaging of detailed plaque microstructure, which cannot be resolved by positron detection.

Original languageEnglish
Article number60
Pages (from-to)356-364
Number of pages9
JournalProgress in Biomedical Optics and Imaging - Proceedings of SPIE
Volume5690
DOIs
StatePublished - 2005
EventCoherence Domain Optical Methods and Optical Coherence Tomography in Biomedicine IX - San Jose, CA, United States
Duration: Jan 23 2005Jan 26 2005

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