The effect of needle gauge and lidocaine pH on pain during intradermal injection.

Abstract

UNLABELLED Local anesthetics can produce pain during skin infiltration. We designed a randomized, prospective trial to determine whether needle gauge and/or solution pH affect pain during the intradermal infiltration of lidocaine. After approval by our institution's human studies review board, 40 healthy adult volunteers gave their consent to participate in… (More)

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