Studies show that smoking and periodontal bag formation, attachment loss, bone loss, tooth The tooth loss is related. It is often observed that the bone absorption of the alveolar bone in the anterior maxillary region of the smoker It is more obvious that smoking has a local effect on this part of periodontal tissue. Smokers with The depth of the depth of the probe and the difference of attachment level of the anterior teeth of the non-smoker's anterior teeth and the anterior teeth of the maxilla were the maximum.