Dental lasers are used for tissue removal such as in the case of treatment for: Gum disease: Lasers are used to remove unhealthy gum tissue, remove bacteria during root canals, and in order to destroy bacteria on the gums and in teeth roots. Cosmetic gum reshaping: Lasers can remove gum tissue, which will then allow cosmetic reshaping of gums, or reshaping of the gums after treatment for gum disease. Removal of tooth decay: Laser drills are extremely effective for removing tooth decay. They’re also used to prepare tooth enamel to receive fillings. Biopsies and lesion removal: Laser dentistry excellent for use in biopsies and the removal of lesions. Tissue remains intact and in good condition, which means no pain or bleeding when removal takes place.