As shown in the picture below, a flow of anesthetic is provided directly ahead of the needle. It numbs the site of insertion and creates “a pathway of anesthesia” so that the patient will not feel the needles’ sting in any way.
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As shown in the picture below, a flow of anesthetic is provided directly ahead of the needle. It numbs the site of insertion and creates “a pathway of anesthesia” so that the patient will not feel the needles’ sting in any way.
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