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나사풀림과 나사파절이 동반된 실패한 임플란트 고정성 보철물의 회복증례
배은빈(Eun-Bin Bae),신영근(Young-Gun Shin),전영찬(Young-Chan Jeon),정창모(Chang-Mo Jeong),윤미정(Mi-Jung Yun),이소현(So-Hyoun Lee),허중보(Jung-Bo Huh) 대한치과의사협회 2017 대한치과의사협회지 Vol.55 No.7
In the case of failed fixed implant prosthesis accompanied by abutment screw fracture, fractured screw fragment must be removed to use the existing implant fixtures. A 61-year-old male patient, who had a failed maxillary fixed implant prosthesis accompanied by three abutment screw fracture, hoped to reconstruct the maxillary implant prosthesis, while maintaining the existing implant fixtures. To use the existing implant fixtures, fractured screw fragments were removed. A maxillary implant overdenture using available existing implants was planned. Bar-attachment with Locator was used for implant splinting, denture stability, and retention. Final impression was taken after treatment of peri-implantitis. Jaw relation registration was taken to evaluate available interarch space for bar-attachment. After fabricating bar-attachment, centric relation was taken. Implant overdenture using bar-attachment with Locator was delivered after wax-denture evaluation. This case report showed that a satisfactory clinical result was achieved by implant overdenture using existing implant fixtures in a maxillary edentulous patient.