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Acta Optica Sinica, Volume. 43, Issue 2, 0217002(2023)

Non-Contact Skin Blood Perfusion Imaging Based on IPPG

Li Zhao1、**, Peng Zhou1,2、*, Jingjing Luo3,4, Qiang Xi5, Hui Yu2, and Yi Guo5
Author Affiliations
  • 1Academy of Medical Engineering and Translational Medicine, Tianjin University, Tianjin 300072, China
  • 2School of Precision Instrument and Opto-Electronics Engineering, Tianjin 300072, China
  • 3Academy for Engineering & Technology, Fudan University, Shanghai 200043, China
  • 4Ji Hua Laboratory, Foshan 528200, Guangdong, China
  • 5Tianjin University of Traditional Chinese Medicine, Tianjin 301617, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (8)
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    References (26)
    Cited By (3)
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    Figures & Tables(8)
    Schematic diagram of IPPG[24]

    Fig. 1. Schematic diagram of IPPG[24]

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    Image correction based on LK optical flow method

    Fig. 2. Image correction based on LK optical flow method

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    IPPG signal processing method

    Fig. 3. IPPG signal processing method

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    Blood perfusion distribution imaging method

    Fig. 4. Blood perfusion distribution imaging method

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    Video acquisition experimental setup

    Fig. 5. Video acquisition experimental setup

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    Changes of facial blood perfusion before and after exercise. (a) AC value; (b) P value; (c) comparison of facial blood perfusion imaging results of one subject obtained by different methods

    Fig. 6. Changes of facial blood perfusion before and after exercise. (a) AC value; (b) P value; (c) comparison of facial blood perfusion imaging results of one subject obtained by different methods

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    Results of blood perfusion imaging before and after heating of limb skin. (a) AC value; (b) P value; (c) results of blood perfusion imaging before and after hand heating; (d) results of blood perfusion imaging before and after foot heating

    Fig. 7. Results of blood perfusion imaging before and after heating of limb skin. (a) AC value; (b) P value; (c) results of blood perfusion imaging before and after hand heating; (d) results of blood perfusion imaging before and after foot heating

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    • Table 1. Comparison results of facial blood perfusion imaging

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      Table 1. Comparison results of facial blood perfusion imaging

      IndexProposedInfrared thermographyRef.［15］Ref.［18］
      Number of correct images941010
      Number of incorrect images2711
      Accuracy /%81.8236.3690.9090.90
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    Li Zhao, Peng Zhou, Jingjing Luo, Qiang Xi, Hui Yu, Yi Guo. Non-Contact Skin Blood Perfusion Imaging Based on IPPG[J]. Acta Optica Sinica, 2023, 43(2): 0217002

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    Paper Information

    Category: Medical optics and biotechnology

    Received: Jun. 28, 2022

    Accepted: Jul. 18, 2022

    Published Online: Feb. 7, 2023

    The Author Email: Zhao Li (liz2020@tju.edu.cn), Zhou Peng (zpzp@tju.edu.cn)

    DOI:10.3788/AOS221380

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology