Li-juan DAI, Le-ming DING, Wei-tao LI, Zhi-yu QIAN. Study on the Application of Scattering Spectrum With Small Source-Detector Separation in Pain Measurement[J]. Spectroscopy and Spectral Analysis, 2020, 40(12): 3743
- Spectroscopy and Spectral Analysis
- Vol. 40, Issue 12, 3743 (2020)
Fig. 1. System configuration
E: Electrode; C: Computer; WM: Wireless module; S: Spectrometer; LS: Light source; TS: The section of the optical probe; ACC: Anterior cingulate cortex
E: Electrode; C: Computer; WM: Wireless module; S: Spectrometer; LS: Light source; TS: The section of the optical probe; ACC: Anterior cingulate cortex
![Comparisons of Δ[HbO] and Δ[Hb] obtained by two methods](/richHtml/gpxygpfx/2020/40/12/3743/img_2.png)
Fig. 2. Comparisons of Δ[HbO] and Δ[Hb] obtained by two methods
![Changes of hemodynamic parameters of ACC in 10 minutes before and 10 minutes after the injection(a): Δ[HbO]; (b): Δ[Hb]; (c): Δ[HbT]](/Images/icon/loading.gif){kind=icon}
Fig. 3. Changes of hemodynamic parameters of ACC in 10 minutes before and 10 minutes after the injection
(a): Δ[HbO]; (b): Δ[Hb]; (c): Δ[HbT]
(a): Δ[HbO]; (b): Δ[Hb]; (c): Δ[HbT]
Fig. 4. Changes of hemodynamic parameters of ACC in 10 minutes before and 60 minutes after the injection
Fig. 5. Statistics of the difference of hemodynamic parameters every 5 minutes
Fig. 6. The power ratio of local field potential (13~30 Hz) before and after the injection
Fig. 7. Difference statistics of power spectrum data of β wave every 5 minutes
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