Discomfort, ailment, deformities of people are challenging modern technologists and the old proverb 'invention is the mother of necessities' proves it authenticity.
Few men accepting the challenge and total mankind is being benefited.
One good example is vision correction operation.
If done by a skilled surgeon it is better vision for you -guaranteed.
First to know the basic of eye sight.
A perfect vision is a result of perfect positioning of retina and eye lens.
Lens converges light, reflecting from an object, on a proper spot on cornea.
What the operation does is it corrects the retinal shape.
Reshaping the cornea brings the points where convergent light makes a perfect vision.
Total system is computerized and laser bean here replaces scalpel and scissors.
This procedure if done by a skilled doctor is simple and straight forward.
IT takes very short time and patient doesn't needs to stay at hospital and even bandage is not necessary.
After surgery a few day staying at home and wearing a black glass is all a patient needs besides doctor's specific prescription which patient specific.
In the point of view of risk factor all surgery has its definitive risk factors.
In this case most confronted problem is slight eye irritation.
If other worse symptoms arise the patient should consult his doctor immediately.
Some time very high power can't be rectified 100%, another operation may be requires later to gain perfect vision.
Simple laser eye surgery is a boon to people with vision problems to enjoy better eye sight that means better quality of life.