The development of a system in any endeavor is worth while. It means an orderly marshaling of one's thoughts and ideas on the subject in hand. This is particularly applicable to the matter of cataract extraction because of the many variables, contingencies and complications which may arise. The surgeon may well review these various situations and his methods of meeting them. I was trained in extracapsular cataract surgery and practiced it for ten years. Now I have had an equal period of experience with the intracapsular method, having adopted it after achieving satisfactory results in selected cases. I have published an article dealing with original variations from published technics and incorporating a new method to be used in coping with difficulties. I became aware that the descriptions of intracapsular technics in the literature did not take into account the observations which should be made before and after each manipulation of