Using an electric cauterizer, laser, or surgical blade, etc. This is a procedure that creates natural and beautiful gum lines. Gum plastic surgery is necessary if the gums that look excessive, dark red or abnormally swollen gums, the size of the gums are not symmetrical, or if the teeth look exceptionally small or the roots are exposed and look bad. Gum plastic surgery may also be necessary for dental health, and it is not just a treatment for beauty. If the gums are excessively visible or swollen, food is easily trapped in the space between the teeth and the gums, and bacteria such as food debris may not be removed well. This can damage your teeth and gums, so these people may also need gum surgery.