A side- or oblique-viewing needle otoscope is helpful in locating lesions and in diagnosing middle ear diseases. Photographs can be taken by connecting the needle otoscope with a special camera equipped with an automatic exposure system and a self-winding system.
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References
1.
. NomuraY: A needle otoscope: An instrument of endoscopy of the middle ear. Acta Otolaryngol1982; 93: 73–79.
