But significant difference was found in mucous epithelization.Conclusion:Beconas nasal spray can not short the stage of clearing operative cavity.It ca...

• 结论:伯克纳难以缩短术腔清洁时间,也不能阻止或延缓息肉、囊泡、肉芽、黏连等病变的出现,但能促进黏膜上皮化,促进创面愈合,预防复发。