injuries poisoning
How To Do Local Wound Infiltration
Tips and Tricks
Inject directly into clean wound edges, rather than through adjacent intact skin. It is less painful and does not increase the risk of wound infection. Position the needle along the long axis of the wound making only a single injection (or minimum number of injections) necessary to anesthetize each side of the wound. Consider anesthetizing woundsbeforecleansing and irrigating, because these procedures can be quite painful. Consider using topical anesthetics particularly for wounds of the face and scalp and those closed by topical skin adhesives. Local anesthesia for laceration treatment by injecting slowly (eg, 30 to 60 seconds), warming the anesthetic solution to body temperature, and buffering the anesthetic. 