CROWN LENGTHENING SURGERY FOR AESTHETIC SMILE : A crown is the visible tooth structure inside the oral cavity. Crown Lengthening Surgery is a procedure that is done to uncover the healthy tooth structure which is buried under the gum-line. Sometimes it is done to change a "Gummy Smile" into a more aesthetic smile that has a better balance between teeth and gums. Crown Lengthening may also be done to save a badly damaged tooth that would otherwise need to be extracted, or a short tooth that lacks