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Procedures such as laceration repair, which at one time required the use of painful infiltrative anesthetics, can now be accomplished safely and comfortably with the use of topical anesthetics. An additional advantage of topical anesthetics in laceration repair is that wound margins are not distorted.
Local anesthesia and needling are among the most widely used methods of treating painful lesions. It may appear unorthodox to deal with these two methods together, and yet it should be recalled that one does not simply use local anesthetics to relieve pain for the short period during which the anesthetic has effect.