Background: A conventional adenoidectomy is performed with an adenoid curette or adenotome under finger palpation or indirect mirror visualization.

• 摘要背景：传统腺样体切除多用手指感觉或以间接鼻咽镜检辅助手术进行，缺乏适当指引而容易伤及耳咽管并残留腺样体组织。