Kramer type aural speculum, London, England, 1870-1901
The ear cavity was viewed using this steel aural speculum. It is funnel-shaped. It expands by opening the handles. This allowed a better view, or a tube or instrument to be inserted into the cavity. It was made in London by instrument maker S. Maw, Son and Thompson. Wilhelm Kramer (1801-75), was a German otologist. Otology is the study of the ear.
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Instrument for dilating certain passages of the body, and throwing light within them, thus facilitating examination or surgical operations; Types incluse ear, nasal, vaginal, anal or rectal
Glossary: diseases of the ear, nose and throat