笔者自1993～1998年底,从门诊收集到因金属翼板粘结桥松动、脱落而就诊的65例患者,发现牙龈炎,基牙龋病率较高,报告如下。临床资料共收集脱落金属翼板粘接桥65例,其中前牙烤瓷粘结桥5例,塑料桥21例;后牙桥39例。其使用时间和基牙情况分别见表1、表2。表1　本组粘结桥临床使用时 The author from 1993 to the end of 1998, collected from the outpatient due to loose metal flange bridges, off 65 cases of patients and treatment, found that gingivitis, abutment caries higher prevalence, the report is as follows. Clinical data were collected off 65 metal foil splice bridges, including anterior teeth bonded ceramic bridge in 5 cases, 21 cases of plastic bridge; posterior bridge in 39 cases. The use of time and abutments are shown in Table 1, Table 2 respectively. Table 1 This group when the clinical bond bridge