The nasal mucosa of ten rabbits were irradiated by Diomed 15 diode laser and Nd:YAG laser. The epithelium repair of nasal mucosas were observed under light microscope and scanning electron microscope.

• 应用半导体激光和Nd：YAG激光照射10 只家兔的鼻腔粘膜，用光镜和扫描电镜观察粘膜上皮修复情况。