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Article
August 1935

INTRACAPSULAR CATARACT EXTRACTION BY THE KNAPP METHOD AS COMPARED WITH THE CLASSIC PROCEDURE: A FURTHER REPORT

Arch Ophthalmol. 1935;14(2):249-252. doi:10.1001/archopht.1935.00840080075008
Abstract

With a desire to supplement my previous report1 of 100 cases of intracapsular extraction of senile cataract by the Knapp method, and to evaluate the advantages of this method in comparison with the older classic procedure, I now report the results in a series of 300 cases at my clinic in Wills Hospital, taken in sequence up to approximately the present time.

Of the 300 patients, 175 were operated on by me, and 125 were operated on by my assistant or by the chief resident under my direction. An attempt at delivery by the intracapsular method was made in all cases; its was successful in 100, or 57.14 per cent, of my personal series of 175 cases and in 26, or 20.8 per cent, of the 125 cases in which my assistants operated.

My percentage is slightly higher in this than in the previous series, in which the intracapsular

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