1. l welcome
To My Page
MED CITY
Student of Bachelor Of Clinical Optometry
at Maulana Abul Kalam Azad University of Technology
Visit My YouTube Channel- https://youtube.com/channel/UCRzaOr2CQiTpuhSZo3vtGWQ

2. Laser Eye Surgery Technology
Laser Eye Surgery Technology
LASIK

3. LASIK or Lasik, commonly referred
to as laser eye surgery or laser vision
correction, is a type of refractive
correction, is a type of refractive
surgery for the correction of myopia,
hyperopia, astigmatism, presbyopia

4. Anatomy Of Eye

5. 4 common vision problem
1)Myopia
2)Hyperopia
2)Hyperopia
3)Astigmatism
4) presbyopia

6. Myopia
● Nearsightedness
● Nearby object can be seen perfectly while
object at distance appear blurry
● Light Ray's occur in front of retina

7. Hyperopia
● Opposite of myopia
● Farsightedness
● Can see distant object more clearly than nearby
object
● Light Ray's focus behind retina
● Light Ray's focus behind retina

8. Astigmatism
● People who suffer myopia and Hyperopia will
suffer astigmatism also
● Object both far and near appear blurry
● Light entering the eteball focuses on multiple
areas rather than on retina
areas rather than on retina

9. Presbyopia
● Common vision problem for old age
● Depending with reading glass
● Human eye losses flexibility of the lens
● Weakening in the muscle
● Weakening in the muscle

10. Non surgical correction option
1. Glasses
2. Contact lens
3. Orthokeratology
3. Orthokeratology

11. Surgical correction option
1)LASIK
1)LASIK

12. What is Lasik
LASIK standard for Laser- Assistant In Situ
Keratomileusis and is a procedute that permanently
change the shape of cornea,the clear convexing of
change the shape of cornea,the clear convexing of
the front of the eye, using the excimer laser.
LASIK the most advanced from the laser vision
correction that is currently available.

13. How LASIK is performed
Stem-1
A section ring is centered over
the cornea of the eye

14. Step-2
The microkeratome creates a partial flap
in the cornea of uniform thickness.

15. Step -3
The cornea flap is folded back on the
hinge exposing the middle portion of the
cornea.

16. Step-4
The excimer laser is than used to
remove tissue and reshape the center
of the cornea.

17. Step -5
In the final step,the hinged flap is folded
back into it's original position.

18. Real Time vedio

19. laser eye surgery is one of the
safest surgical procedures in the world.
As with any type of clinical procedure, it will
As with any type of clinical procedure, it will
always carry some degree of risk. However,
this is very low.

20. Potential risk
1. Some patient lose vision.
2. Some patient developed debilitating visual
symptoms.
3. You still needed a glasses after surgery
4. Some patients may develop severe dry eye
4. Some patients may develop severe dry eye
syndrome.
5. For some farsighted patients, results may diminish
with age.
6. Long-term data is not available

21. The Lasik is not for you if you are
● You required a change in your contact lenses for glasses
prescription in the past year. This is called reproductive
instability.
● You have a discase or are on medication that may effect
● You have a discase or are on medication that may effect
wound healing
● You are table a participate in contact sports. You
participate in boxing, wrestling,martial activities in
which blows to the face and iron normal occurrence

22. THANK YOU
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https://youtube.com/channel/UCRzaOr2CQiTpuhSZo3vtGWQ