鼻はな鏡かがみ

noun, noun which may take the genitive case particle 'no'

nasal speculum

A medical instrument used to widen the nostrils for examination. Primarily a technical term.

• 医い師しは鼻び鏡きょうを使つかって鼻び腔くう内ないを観かん察さつした。

  The doctor used a nasal speculum to examine the inside of the nasal cavity.