Yang Ge, Hanyang Li, Hongtao Wang, Ying Chen, Xulong Yang, Gaoqian Zhou. Numerical Simulation of Thrombus Propulsion Mechanism Induced by Laser Plasma Detonation Wave[J]. Chinese Journal of Lasers, 2024, 51(3): 0307204
- Chinese Journal of Lasers
- Vol. 51, Issue 3, 0307204 (2024)
Fig. 1. Rayleigh line and Hugoniot curve
Fig. 2. One dimensional model of laser plasma detonation wave
Fig. 3. Schematic diagram of laser plasma detonation wave formation under shock wave mechanism
Fig. 4. Diagram of human blood vessels
Fig. 5. Distribution of detonation wave pressure flow field at different time. (a) 5 ns; (b) 10 ns; (c) 20 ns
Fig. 6. Pressure curves at different locations in the direction of detonation wave propagation
Fig. 7. Diagram of fiber laser detonation wave promoting thrombus in blood vessel
Fig. 8. Simplified model of arterial vessel containing thrombus
Fig. 9. Cloud images of thrombus pressure flow field promoted by fiber laser at different time. (a) Artery, 0.01 μs; (b) artery, 0.05 μs; (c) artery, 0.5 μs; (d) vein, 0.01 μs; (e) vein, 0.05 μs; (f) vein, 0.5 μs
Fig. 10. Thrust analysis of arterial and venous thrombi in vessels
Fig. 11. Thrust curves under different laser energies
Fig. 12. Force curves of different propulsion targets
Fig. 13. Experimental schematic diagram. (a) System diagram; (b) physical drawing
Fig. 14. The movement of microsphere at different time with laser energy of 25 μJ. (a) 0 ms; (b) 0.25 ms; (c) 3.25 ms; (d) 4 ms
Fig. 15. Experiments of underwater microsphere clusters driven by conical optical fiber. (a) Microsphere particle cluster; (b) breaking up microsphere cluster; (c) removal effect
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Table 1. Physical parameters of the blood
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Table 2. Non-Newtonian fluid parameters of the blood
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Table 3. Physical parameters of the two blood environments
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