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September 1929


Author Affiliations


Arch Otolaryngol. 1929;10(3):299-300. doi:10.1001/archotol.1929.00620060095010

Holmes, Bárány, Stenvers and others have contributed articles on the value of the optic nystagmus test in the localization of lesions in the cerebral hemispheres. Various devices have been used to elicit this form of nystagmus. The simplest means is a drum revolved by hand, but this is not easily accomplished with the accuracy that should accompany scientific tests of this nature.

Instrument for testing optic nystagmus. (reversible)

Appreciating the importance of this adjunct to diagnosis and localization and the difficulty of procuring a suitable apparatus for the test at a reasonable cost, I devised the drum and motor shown in the accompanying illustration. The tin drum is mounted on a small motor used in a phonograph, and the total cost of the instrument should not exceed $35. Since the test is not in general use, although it should be, and since it is of special interest to all

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