[PDF] anestesia local pdf

What is local anesthesia?

Local anesthesia refers to using a drug called an anesthetic to temporarily numb a small area of your body. Your doctor might use a local anesthetic before doing a minor procedure, such as a skin biopsy. You might also receive local anesthesia before a dental procedure, such as a tooth extraction.

How long does local anesthesia last?

Most often, the effects of local anesthesia wear off quickly. The effect of commonly used local anesthetic drugs, like lignocaine, wears off in about an hour. Your doctor may combine a local anesthetic with other drugs like steroids, clonidine, or epinephrine (adrenaline). This prolongs the anesthesia.

What is a reversible local anesthetic?

A local anesthetic is a drug that causes reversible local anesthesia and a loss of nociception. When it is used on specific nerve pathways ( nerve block ), effects such as analgesia (loss of pain sensation) and paralysis (loss of muscle power) can be achieved.

How does local anesthesia prevent pain during minor medical procedures?

Local anesthesia prevents pain during minor medical procedures by numbing a specific part of the body. However, a person may still feel some pressure during the procedure. Anyone administering any type of anesthesia must have received appropriate training and have the necessary qualifications.