Toric lenses are used to correct astigmatism. Astigmatism is a vision condition where an irregularly shaped cornea affects the vision. In the past, the only options for those with astigmatism were either glasses or hard gas permeable contact lenses. But toric lenses, which are lenses with a special shape, now offer an alternative. There are several types of toric lenses to choose from.
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The majority of cataract surgeries performed in the U.S. are done with a local anesthetic and IV sedation.
The local anesthesia may be accomplished in one of two ways: either an injection of anesthetic around the eye or anesthetic eye drops p...
