目的：观察冷刺激对青年人甲襞微循环及微区血流量的影响。
Conclusion: Cold stimulation can lead the disfunction of the nailfold microcirculation and decrease the microblood flow of nailfold.
结果：实验组与对照组比较，血液流变学指标和骨缺损修复区血流量差异显著。
Results: The indexes of experiment group changed significantly as compared with those of control group.
方法：应用显微电视录像技术和激光多普勒血流仪，观察大学生冷刺激过程中甲襞微循环及微区血流量的动态变化。
Methods:The changes in nailfold microcirculation and microlocalblood flow were studied by a vital microscope with TV recorder and leser Doppler flowmetry in 25 minutes after cold stimulation.
应用推荐