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July 1935


Arch Ophthalmol. 1935;14(1):108-109. doi:10.1001/archopht.1935.00840070120009

The following description of the advantages to be obtained from the use of a knife curved on the flat edge, the convexity being on the upper surface when the knife is held in the operative position, is presented because my ophthalmologic friends say that both the instrument and the technic used have merits.

No mention appears to have been made in the literature of the employment of a curved cataract knife for making the section. The knife may be used to advantage in all operations for cataract, but especially in cases in which there is a shallow anterior chamber. The technical difficulties of putting the curve in the blade of a knife of any standard make are not great. Retempering the steel after the curve has been put in adds little to the cost, and the knife may be resharpened as many times as the ordinary straight-bladed knife. It

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