[1] [1] J. S. Nelson, T. E. Milner, B. Anvari et al.. Dynamic epidermal cooling in conjunction with laser-induced photochermolysis of port wine stain blood vessels［J］. Lasers Surg. Med., 1996, 19(2): 224～229

[2] [2] R. R. Anderson, J. A. Parrish. Selective photothermolysis: precise microsurgery by selective absorption of pulsed radiation［J］. Science, 1983, 220(4596): 524～527

[3] [3] Zhang Xiang, Su Likun, Cai Qing. Analysis of thermal effect and experimental tests of beam wavefront aberration in all solid-state Nd:YAG laser［J］. Acta Optica Sinica, 2010, 30(3): 802～807

[4] [4] Xiao Chongli, Wan Chunming, Ling Ming. Side-pumped Nd:YAG pulsed laser with conduction cooling［J］. Acta Optica Sinica, 2011, 31(4): 0414001

[5] [5] Luo Pingping, Liu Cheng, Xu Peng et al.. Solar pumped NdYANG laser with Fresnel lens［J］. Chinese J. Lasers, 2011, 38(10): 1002002

[6] [6] J. S. Nelson, T. E. Milner, Svaasand. Apparatus and method for dynamic cooling of biological tissues for thermal mediated surgery［P］. US Patent, Patent Number: 5814040, 1998

[7] [7] C. Julio, Ramirez-San-Juan, Guillermo Aguilar et al.. Skin model surface temperatures during single and multiple cryogen spurts used in laser dermatologic surgery［J］. Lasers in Surgery and Medicine, 2005, 36(2): 141～146

[8] [8] Guillermo Aguilar, Guoxiang Wang. Dynamic behavior of cryogen spray cooling: effects of spurt duration and spray distance［J］. Laser in Surgery and Medicine, 2003, 32(2): 152～159

[9] [9] Guillermo Aguilar, Guoxiang Wang, J. S. Nelson. Effect of spurt duration on the heat transfer dynamics during cryogen spray cooling［J］. Physics in Medicine and Biology, 2003, 48(14): 2169～2181

[10] [10] Guillermo Aguilar, Henry Vu, J. Stuart Nelson. Influence of angle between the nozzle and skin surface on the heat flux and overall heat extraction during cryogen spray cooling［J］. Physics in Medicine and Biology, 2004, 49(10): N147～N153

[11] [11] Guillermo Aguilar, Walfre Franco, Jie Liu et al.. Effects of hypobaric pressure on human skin: implications for cryogen spray cooling (part II)［J］. Lasers in Surgery and Medicine, 2005, 36(2): 130～135

[12] [12] Wim Verkruysee, Boris Majaron, Guillermo Aguilar et al.. Dynamics of cryogen deposition relative to heat extraction rate during cryogen spray cooling［C］. Lasers in Surgery: Advanced Characterization, Therapeutics, and Systems X, San Jose, CA, USA, 2000

[13] [13] G. Aguilar, B. Majaron, W. Verkruysse et al.. Theoretical and experimental analysis of droplet diameter, temperature, and evaporation rate evolution in cryogenic sprays［J］. International Journal of Heat and Mass Transfer, 2001, 44(17): 3201～3211

[14] [14] M. Brian, Pikkula, H. Jorge et al.. Cryogen spray cooling: effects of droplet size and spray density on heat removal［J］. Lasers in Surgery and Medicine, 2001, 28(2): 103～112

[15] [15] Zhou Zhifu, Xin Hui, Chen Bin et al.. Evaporation characteristics of a single droplet in laser treatment of port wine stain in conjunction with cryogen spray cooling［J］. Chinese J. Lasers, 2008, 35(6): 952～956

[16] [16] Xin Hui, Zhou Zhifu, Wang Guoxiang et al.. Evaporation characteristics of single R404a droplet in laser treatment of PWS in conjunction with cryogen spray cooling［J］. Chinese J. Lasers, 2009, 36(10): 2691～2695

[17] [17] Zhou Zhifu, Wu Weitao, Gong Zheng et al.. An experimental study on the atomization dynamics and heat transfer characteristics in flashing transient spray with refrigerant R134a［J］. Journal of Engineering Thermophysics, 2011, 32(6): 977～980

[18] [18] Zhou Zhifu, Wu Weitao, Wang Guoxiang et al.. Thin-film thermocouples for rapid measurement of transient surface temperature in cryogen spray cooling［J］. CIESC Journal, 2011, 62(11): 2691～2695

[19] [19] Zhou Zhifu, Wu Weitao, Wang Guoxiang et al.. An experimental study on the droplets dynamics of flashing spray with R134a［C］. Chinese Academic Conference of Multiphase Flow in Engineering Thermophysics, Wulumuqi, China, 2011

[20] [20] James W. Tunnell, Jorge H. Torres, Bahman Anvari. Methodology for estimation of time-dependent surface heat flux due to cryogen spray cooling［J］. Annals of Biomedical Engineering, 2002, 30(1): 19～33

[21] [21] W. Franco, J. Liu, G. X. Wang et al.. Radial and temporal variations in surface heat transfer during cryogen spray cooling［J］. Physics in Medicine and Biology, 2005, 50(2): 387～397