Measuring Optical Properties of Blood Using OCT
Author Information
Author(s): Dan P. Popescu, Michael G. Sowa
Primary Institution: National Research Council of Canada, Institute for Biodiagnostics
Hypothesis
Can the extended Huygens-Fresnel principle be applied to directly measure the optical properties of blood using optical coherence tomography?
Conclusion
The study successfully demonstrates a method to directly estimate the optical properties of blood, including the attenuation coefficient and scattering anisotropy factor.
Supporting Evidence
- The total attenuation coefficient was found to be 12.15 mm−1.
- The scattering anisotropy factor was determined to be 0.95.
- The optical refraction index of blood was measured as 1.39 ± 0.05.
Takeaway
This study shows a new way to measure how light interacts with blood, which can help in designing better medical devices.
Methodology
The study used optical coherence tomography to measure the optical properties of fresh porcine blood, focusing on the attenuation coefficient and scattering anisotropy factor.
Limitations
The study is limited to fresh porcine blood and may not fully represent human blood properties.
Participant Demographics
Fresh porcine blood was used in the experiments.
Digital Object Identifier (DOI)
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