If the inside of your mouth has a lot of tartar, you can go to the hospital to get it cleaned. Calculus is some hard, mineralized material around the teeth, and the main internal components are bacteria, food debris, and soft tartar tissue. More calculus will cause inflammation of the periodontium, red, swollen and bleeding gums, or even periodontal abscess, loose teeth and exposed roots. Calculus seriously affects oral hygiene and periodontal health, once there is a serious case of calculus, it is necessary to carry out a thorough periodontal treatment. After supragingival scaling, subgingival scraping, root planing, and periodontal surgery to remove calculus, medication is also needed to treat the gums.