It is improtant that appropriate power and irradiate time to prevent epiglottic cyst recurrenced or thickenof local mucosa, defect of epiglottic .

• 掌握激光照射时间的长短及激光输出功率的大小是防止会厌囊肿复发及会厌囊肿缺损、粘膜增厚的关键。