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Lens Cornea Iris Optic Nerve Retina The ‘Normal’ Eye.

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Presentation on theme: "Lens Cornea Iris Optic Nerve Retina The ‘Normal’ Eye."— Presentation transcript:

1 Lens Cornea Iris Optic Nerve Retina The ‘Normal’ Eye

2 Light is refracted (or bent) by the cornea and lens Image focuses on the retina A clear image is seen

3 SCATTERING OF LIGHT Cataract causes Scattering of light

4 Mature Cataract no light enters the eye

5 Central Cataract no light enters the eye

6

7 INSCISION 2.8 mm OPENING

8 INSCISION

9 CAPSULOREXHISIS

10 PHACO PROBE INSERTED

11 LENS CUT

12

13 LENS REMOVED

14

15

16

17

18 INTRAOCULAR LENS

19 13 mm 6 mm INTRAOCULAR LENS

20 2.8 mm OPENING

21 LENS FOLDED 3 mm

22

23 FOLDED LENS UNFOLDS

24 Extra Capsular Cataract Extraction Old or Conventional Surgery

25 12 mm opening made in the eye

26 CAPSULOREXHISIS

27 CAPSULOREXHISIS

28 Manually lens removed

29 Rigid lens inserted

30

31

32 Sutures Placed


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