Squint correction helps by straightens the eyes (cosmetic), restores vision and preserves binocularity (to use both eyes simultaneously).
Certain squints are corrected by prescribing appropriate powered glasses or performing eye exercises. However majority require surgery on the eye muscles. Surgery is done on both eyes simultaneously in same sitting or one at a time depending on type of squint. Operation is performed over the eye muscles located outside the eye. Eye needs to be patched for one day. Patient can continue his daily tasks soon after surgery.
Orthoptics is, the use of eye exercises to improve the muscle facility. This is effective in treating amblyopia, strabismus, convergence insufficiency and certain accommodation problems.