肛こう門もん鏡きょう

noun

anoscope; proctoscope; rectal speculum

Medical instrument used for visual examination of the anal canal and lower rectum.

• 医い師しは肛こう門もん鏡きょうを使つかって直ちょく腸ちょうの検けん査さを行おこなった。

  The doctor examined the rectum using an anoscope.