口腔种植修复失败原因分析  

Clinical analysis on causes of dental implant failure： report of 32 cases

作　　者：崔军[1] 徐欣[1] 兰晶[1] 霍丽德[1] 梁晋[1] 马晓妮[1] 

机构地区：[1]山东大学口腔医学院口腔种植中心·山东省口腔生物医学重点实验室,济南250012

出　　处：《中华口腔医学杂志》2010年第12期717-721,共5页Chinese Journal of Stomatology

摘　　要：目的 分析口腔种植修复的失败原因,为提高临床口腔种植成功率提供依据.方法 以种植体松动脱落、折断或被动取出为种植失败的标准,搜集并分析自2001年1月至2008年12月在山东大学口腔医学院口腔种植中心接受口腔种植修复的32例病例资料,对导致失败的原因进行初步分析.结果 32例患者,共失败种植体38枚.其中,修复前脱落17枚、修复后脱落16枚、种植体折断2枚、种植体基台固位螺丝折断2枚、种植体唇侧穿通1枚.失败原因分析：术者原因所致21枚、患者自身原因11枚、种植体原因4枚、不明确原因2枚.结论 导致口腔种植修复失败的原因复杂,术者应为主要原因,其次是患者自身原因和种植体原因.Objective To analyze the causes associated with the failure of dental implant restoration. Methods The patients who received dental implant restoration from January 2001 to December 2008 in Center of Dental Implant, School of Stomatology, Shandong University were reviewed and analyzed.The cases with implant loosening, broken or removed were considered failure. Results There were a total of 38 failure implants in 32 patients found in this group of patients. Of those, 33 implants loosened （17 cases before restoration and 16 cases after restoration）, two were broken, two retention screws broken and one implant perforated on buccal side. The causes of failure included doctor-related factors in 19 cases, patientrelated factors in 9 cases, implant-related factors in two cases and two uncertainties. Conclusions Doctorrelated factor is the main cause of dental implant failure, followed by patient-related factor and implantrelated factor.

关 键 词：牙种植 治疗失败 危险因素 

分 类 号：R686[医药卫生—骨科学]