The intracapsular operation for cataract is suited only for certain cases, but in these cases the results are so satisfactory that the patient should have the advantage that it brings. The cases are selected according to the type of cataract, the absence of complications and the behavior of the patient. The disadvantages, provided the conservative method of intracapsular extraction is used, i. e., preliminary subluxation with suitable capsule forceps, are that dislocation does not take place in all cases as the capsule ruptures. This in itself is not of moment, though the primary purpose is not achieved ; the success of this step depends on the state of the capsule and on the operator's experience. The second disadvantage is the complications which are liable to occur and for which the operator must be prepared ; these can best be presented by a study of cases. I shall report on a fourth