本实验用脉冲二氧化碳激光辐照人前臂屈侧皮肤，观察皮肤红斑发生率和红斑出现时间。
The pulsed carbon dioxide laser was used to irradiate the flexor surface of the right forearm in this experiment. The incidence of cutaneous erythema and the time of erythema occurrence were observed.
目的：探讨二氧化碳激光脉冲式治疗鼻中隔出血的效果和可行性。
Objective:To study the effect and availability of epistaxis in nasal septum by pulsed CO2 laser.
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