How Does Vacuum-Assisted Closure Work? Negative pressure wound therapy involves a special dressing connected to a pump that gently draws fluid and infection from the wound. A nurse will ...
if by clinical diagnostic methods, one is unable to come to a conclusion, a preliminary 22 gauge or 23 gauge needle aspiration of the swelling may be considered before incision and drainage is done.
Newer experimental methods, such as vacuum-assisted wound closure, may have value but have not been validated in large trials. Postoperative Care. The early institution of occupational therapy is ...