耳鏡

Also known as auriscope

alt=Components of an otoscope|thumb|Components of an otoscope thumb|Anatomy of the human ear thumb|Right tympanic membrane as seen through a speculum thumb|A doctor performs an otoscopy examination. An otoscope or auriscope is a medical device used by healthcare professionals to examine the ear canal and eardrum. This may be done as part of routine physical examinations, or for evaluating specific ear complaints, such as earaches, sense of fullness in the ear, or hearing loss.