Gum contouring like a breast augmentation surgery is considered a cosmetic procedure. Most of the time it is not medically necessary. Its purpose is usually to rectify an uneven or excessive gum tissue growth beyond what is considered normal. But besides making your smile more attractive, this cosmetic gum surgery can also restore the health and function of your gums when they have suffered damage from dental disease. When an inflammation and bad dental care erode’s your gum to the root of the teeth giving you a not-so-pleasant smile, this cosmetic gum surgery can fix it.