The procedure Microdermabrasion is typically done to take away sun-damaged skin and also to reduce the visibility of scars and dark spots in the skin. The dermanew microdermabrasion system procedure done in spas does not require anesthesia since it is not that painful. Microdermabrasion is medically used for the removal of scars that are obvious and somewhat raised above the skin. The procedure is not very effective for hollow scars. It can also be used as treatment for acne scars and must be done periodically to achieve greater results. The procedure should not be used for people who took the medication Accutane in the previous year.