• Title/Summary/Keyword: 치과 임플란트 보철물

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Zirconia removable prosthesis using a milled bar in patient with mandible anterior edentulous area with severe alveolar bone resorption: a case report (치조골 흡수가 심한 하악 전치부 부분 무치악 환자에서 Milled-bar를 이용한 지르코니아 가철성 보철물 수복 증례)

  • Jin-Young Park;Chang-Mo Jeong;Mi-Jung Yun;Jung-Bo Huh;So-Hyoun Lee;Dae-Sung Kim
    • The Journal of Korean Academy of Prosthodontics
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    • v.62 no.3
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    • pp.193-200
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    • 2024
  • In patients with severe alveolar bone resorption on mandibular anterior edentulous areas, it can be difficult to place implants in the location for crowns, and to create the fixed prosthesis having an adequate emergence profile or embrasure, which makes maintenance difficult. Fabricating a removable zirconia prosthesis with a milled bar on poorly positioned implants can be a good option because of easy maintenance. In this case, the patient had severe bone resorption on mandibular anterior region, and large vertical space. We report on the aesthetical and easy-to-maintain results by placing two implants and fabricating a zirconia prosthesis using milled bar.

Implant-assisted removable partial denture restoration in small number of residual teeth in mandible: A case report (하악 소수 잔존치 환자에서 임플란트 보조 국소의치 수복 증례)

  • Jong-Ha Park;Jee-Hwan Kim
    • The Journal of Korean Academy of Prosthodontics
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    • v.62 no.3
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    • pp.215-223
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    • 2024
  • The patient in this case presented with a desire to have new dentures due to discomfort with existing ones. At the initial visit, all of teeth were missing except for the mandibular left second molar. As the patient was 65 years old, treatment with dentures and implant-supported prostheses was possible under the national health insurance system, and the patient opted for the mandibular denture using implant. Temporary prostheses were initially provided for patient adaptation, and following successful adaptation period, the treatment progressed. A maxillary complete denture and a mandibular implant-supported denture using two implants in the canines were fabricated. The mandibular denture is a Kennedy Class II removable partial denture which consists of a six-unit porcelain fused to metal fixed dental prostheses supported by the implant in the canines on both sides and left second molar serving as the abutments. Despite severe bone resorption and insufficient abutment teeth, the patient expressed satisfaction with the treatment results. In cases with economic and anatomical constraints affecting the feasibility of complete denture, implant-supported overdenture, and implant-supported fixed dental prostheses, an implant-assisted removable partial denture using implant surveyed crowns proves to be a viable and effective alternative treatment option. Nevertheless, the current dearth of scientifically rigorous studies underscores the necessity for meticulous regular check-up and occlusal assessment.

Fixed prosthesis restoration in edentulous patient fully implanted without considering definitive prosthesis: A case report (최종 보철물에 대한 고려 없이 전악 임플란트 식립된 환자의 고정성 보철 수복 증례)

  • Chun, Young-Hoon;Pae, Ahran;Kwon, Kung-Rock;Kim, Hyeong-Seob
    • The Journal of Korean Academy of Prosthodontics
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    • v.55 no.4
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    • pp.427-435
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    • 2017
  • The most important factor in the treatment of fully edentulous patients using implants is the shape of the definitive prosthesis. After the shape of the definitive prosthesis is determined, residual bone analysis and selection of the implant type, number and position should be followed. In this case, for restoration of an edentulous patient fully implanted (except the maxillary right lateral incisor) without considering definitive prosthesis, facial esthetics and possibility of fixed type prosthesis were evaluated using complete denture. It was determined that the fixed type prosthesis was possible. Implants that could not be used for the definitive prosthesis were excluded from the treatment plan and fixed type provisional restorations were fabricated. After four months of provisional restorations, the patient showed stable occlusion and esthetic satisfaction. Definitive prosthesis was made of zirconia using CAD/CAM (computer aided design and computer aided manufacturing). The results were satisfactory during the 3 months of follow-up period after termination of treatment.

Esthetic restoration in continuous maxillary anterior area using immediate implant placement: A case report (임플란트 즉시 식립에 의한 연속된 상악 전치부의 심미적 수복 증례)

  • Lee, Ye Chan;Shim, Jun Sung;Lee, Jae Hoon;Lee, Keun Woo
    • The Journal of Korean Academy of Prosthodontics
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    • v.55 no.4
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    • pp.403-409
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    • 2017
  • In the case of an extraction in the maxillary anterior region, immediate placement of implant-supported fixed prosthesis can be considered as a treatment option. Fewer surgical operations, reduced treatment time, and optimal availability of existing bone are obvious advantages of the method; however, when applied in the continuous maxillary anterior region, inter-implant distance must be carefully considered, as well as accurate diagnosis and treatment planning for predictable outcome. In this case report, immediate placement of two implants in the continuous maxillary anterior along with bone graft following the extraction of root rests, and the restoration of provisional and implant-supported fixed prosthesis on a 63-year-old patient had resulted in both esthetically and functionally satisfactory clinical outcomes.

Retreatment of implant overdenture using Milled Bar and Attachment in a patient using a unilateral prosthetic arm: A case report (편측 의수 사용 환자에서 Milled Bar와 Attachment를 이용한 임플란트 피개의치 재수복 증례)

  • Park, So-Hyung;Jeong, Chang-Mo;Yun, Mi-Jung;Huh, Jung-Bo;Lee, So-Hyoun
    • The Journal of Korean Academy of Prosthodontics
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    • v.60 no.2
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    • pp.187-194
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    • 2022
  • The use of implants could improve the support, retention, and stability of removable prosthetic restoration for fully edentulous patients with severe alveolar bone resorption. When the prosthesis is manufactured without accurate diagnosis and evaluation, this may lead to unfavorable treatment result. The patient in this case had the treatment of implant overdentures at a private dental clinic, but visited the hospital for retreatment due to soft tissue pain and decreasing retention of existing dentures. The vertical dimension was raised compared to the existing dentures, and overdentures were manufactured using milled bars and additional attachments. The clinical results were satisfactory in the aspect of improved oral hygiene maintenance, function and esthetics.

Maxillary implant-supported fixed prosthesis engaged by distal-extension removable partial denture for 10 years: a case report (상악의 임플란트 고정성 보철물과 후방연장 국소의치를 이용하여 수복한 10년 경과 관찰 증례)

  • Ryu, Ri;Park, Yeon-Hee;Oh, Won-suk;Lee, Jung-Jin;Park, Ju-mi
    • Journal of Dental Rehabilitation and Applied Science
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    • v.36 no.2
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    • pp.121-127
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    • 2020
  • Prosthodontic decision and management should be considered the patient's aesthetic need for anterior teeth in maxillary edentulism. This case report describes 10-year clinical outcome of a maxillary edentulous patient was rehabilitated by means of an implant-supported fixed dental prosthesis (ISFDP) for the anterior region and a distal-extension removable partial denture (RPD) for the posterior region. The ISFDP was designed to splint 4 endosseous implants as one unit and engaged by the RPD. The edentulous mandible was restored by means of an implant-supported overdenture. Over the course, no major adverse event occurred other than wear, discoloration, and breakage of resin veneers and artificial teeth.