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Article
October 26, 1895

A MODIFICATION OF MY MASTOID RETRACTOR.

Author Affiliations

PROFESSOR OF CLINICAL OPHTHALMOLOGY AND OTOLOGY IN THE MINNESOTA STATE UNIVERSITY; PRESIDENT MINNESOTA STATE MEDICAL SOCIETY, ETC. MINNEAPOLIS, MINN.

JAMA. 1895;XXV(17):715. doi:10.1001/jama.1895.02430430027003

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Abstract

Some years ago I devised an instrument for facilitating mastoid operations. It has passed into extensive use, but its utility has been much curtailed by the fact that many instrument manufacturers persistently perpetuate two faults in its construction. They make it too delicate for permanent strength, and what is still more annoying, make a round or square screw-handle. The screw-handle should be flat, for when it is either round or square, the fingers will surely slip in screwing it up after the teeth have become engaged in the wound. This defeats one of the prime objects of the instrument, which is intended to be tightly screwed up, thus expanding the blades as widely as possible, for the double purpose of affording ample ground for operation, and of controlling the hemorrhage of the soft parts by producing extreme tension. These objects can only be obtained with a strong instrument, and a

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