Yue Zou, Huajiang Wei, Hongqin Yang, Shusen Xie, Guoyong Wu. Effect of Pulsed Ultrasonic Intensities on Glycerol Permeability and Light Penetration Depth in Human Skin in vivo[J]. Laser & Optoelectronics Progress, 2022, 59(10): 1017001
- Laser & Optoelectronics Progress
- Vol. 59, Issue 10, 1017001 (2022)
Fig. 1. Changes of OCT signal in human skin. (a) OCT signal measurement area indicating OCTSS recorded on human skin; (b) corresponding OCT intensity profile as a function of depth after ultrasonic action with intensity of 0.8 W/cm2 for 5 min and 45 min on human skin applying 30% glycerol solution
Fig. 2. Curves of OCTSS with time. (a) 15% glycerol; (b) 30% glycerol; (c) 15% glycerol+0.2 W/cm2 ultrasound; (d) 30% glycerol+0.2 W/cm2 ultrasound; (e) 15% glycerol+0.4 W/cm2 ultrasound; (f) 30% glycerol+0.4 W/cm2 ultrasound; (g) 15% glycerol+0.6 W/cm2 ultrasound; (h) 30% glycerol+0.6 W/cm2 ultrasound; (i) 15% glycerol+0.8 W/cm2 ultrasound; (j) 30% glycerol+0.8 W/cm2 ultrasound
Fig. 3. Comparison of mean permeability coefficients of 15% glycerol solution/SP, 30% glycerol solution/SP diffusion in human skin in vivo
Fig. 4. 1/e light penetration depths change as a function of time. (a) 15% glycerol/SP; (b) 30% glycerol/SP
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