Except to those who are prepared to extract any and every cataractous lens in its capsule, the retention of gelatinous cortex and the presence of portions of the anterior capsule blocking the pupillary area are matters of serious concern, and any procedure which will cause that loosening or complete separation of the capsule from the underlying capsule which accompanies clinical maturity must be greeted as a marked benefit and advance in method. The ripening operations which were in vogue some years ago do not seem to have remained in favor. Massage of the lens is carried out, it is true, by some operators where preliminary iridectomy is performed, but the results do not indicate any very decided, uniform or reliable effect. The only mechanically effectual procedure, that of MacKeown, consisted in injecting fluid directly under the lens capsule and was, obviously, too dangerous to gain popularity. None of the other
FRIDENBERG P. PREPARATORY CAPSULOTOMY IN EXTRACTION OF IMMATURE SENILE CATARACT. JAMA. 1912;LIX(12):1065–1070. doi:10.1001/jama.1912.04270090309056
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