Description: Segment 1 The procedure for simple extraction of cataracts is shown. The procedure is repeated on many eyes, and the films have been edited together in a series. The puncture of the eyeball, incision of capsule and counterpuncture are shown in the procedure. An example of a difficult extraction and an example of an easy extraction are shown. The procedure for extracting a secondary cataract with a needle is shown. The method of extraction by a buccal vacuum and suction is shown. Time start: 00:00:00:00 Time end: 00:05:50:11 Length: 00:05:50:11 Segment 2 A series of cataract extractions continues to be shown. Then the method for irrigating the anterior chamber of the eye and replacing the iris is shown, again in a series of operations. Time start: 00:05:50:11 Time end: 00:11:44:06 Length: 00:05:53:20