• Title/Summary/Keyword: Ridge augmentation

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Simultaneous Implant Placement with Modified Ridge Splitting/Expansion Technique in the Narrow Edentulous Alveolar Ridge : 3 Cases Report (좁은 치조골에 변형된 치조능 분할술/확장술을 이용한 임플란트 동시 식립 : 3 가지 증례보고)

  • Lee, Jong-Bin;Lee, Jae-Hong;Kim, Young-Taek
    • The Journal of the Korean dental association
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    • v.53 no.8
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    • pp.545-557
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    • 2015
  • The modified ridge splitting/expansion technique combined with guided bone regeneration (GBR) for implant surgery is used to expand the narrow and atrophied edentulous alveolar ridge. Also, the simultaneous implant placement after ridge splitting/expansion technique can reduce the treatment and healing time. This case report includes three patients with a narrow edentulous alveolar ridge of the 2 to 4mm. All three patients underwent a fracture of thin buccal cortical bone plate, and these defects were corrected by the use of the guided bone regeneration (GBR). After 7 to 18 months, all surgical area was stable, and all implant showed a good healing state on the clinical and radiographic examination. In conclusion, though this surgical method is technique sensitive, the modified ridge splitting/expansion technique combined with GBR for implant surgery is recommended for a horizontal augmentation in the narrow edentulous alveolar ridge.

Alveolar Ridge Augmentation Using Titanium Reinforced Goretex (TRG) and Titanium Mesh in Severe Alveolar Bone Loss Area: Case Report (심하게 흡수된 치조제에 Titanium 강화 Gore-Tex (TRG) 및 Titanium Mesh로 수직적 골증대술을 실시한 증례보고)

  • Kim, Won-Jik;Yoon, Kyung-Sun;Hong, Su-Ryun;Choi, Jin-Kyung;Lee, Yong-Uk;Kim, Dong-Suk;Hyun, Jong-Oh;Cho, Hyo-Won;Choi, Ji-Hye;Jung, Tae-Woong;Bae, Yoon-Ki;Kwon, Sun-Kyu;Choi, Hyun-Joon;Lee, Hyun-Su;Yang, Su-Nam
    • Maxillofacial Plastic and Reconstructive Surgery
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    • v.33 no.1
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    • pp.66-72
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    • 2011
  • A severely vertical resorbed ridge is a significant challenge in implant dentistry. To solve this problem, several augmentation techniques, such as guided bone regeneration (GBR), onlay bone grafts, distraction osteogenesis, and ridge splitting techniques, have been proposed and used for several years. Among these methods, vertical ridge augmentation using guided bone regeneration aims to build space and guide osteoblasts to this space to promote osteogenesis. The aim of guided bone regeneration is to maintain and stabilize the space and block the proliferation of adjacent soft tissue. In our hospital, we encountered a case of a woman in her forties with an atrophied mandible, who underwent implant surgery in the right mandible. Titanium reinforced Gore-Tex (TRG) was used to augment the mandible and titanium mesh was used in the left mandible. Favorable results were obtained. This report compares the two methods and reviews the relevant literature.

RIDGE AND INTERDENTAL PAPILLA AUGMENTATION USING ROLL TECHNIQUE MODIFICATION (Roll Technique을 변형한 치조융선 및 치조유간 증대)

  • Yang, Chang-Ho;Han, Soo-Boo;Son, Seong-Huei;Yi, Ki-Young;Chang, Beom-Seok;Hwang, Kwang-Se
    • Journal of Periodontal and Implant Science
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    • v.26 no.3
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    • pp.763-769
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    • 1996
  • A depressed alvelolar ridge and a collapsed interdental papilla in the anterior region may interfere with esthetic prosthodontic repair. The resultant sequelas will cause overcontoured prosthesis or dark shadow under pontic which may not suffice our patients' esthetic demands. So, surgical periodontal treatment has been needed for esthetic repair in deformed ridges and extensive interproximal spacing. Our treatment option alters Dr.Abram's roll technique to make palatally extended connective tissue secondary pedicle flap to obtain additonal connective tissue. Blood supply maintenance, least trauma, and no secondary wound is advantages in this modification.

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A CASE REPORT OF IMPLANT PLACEMENT IN DISTRACTION-AUGMENTED ALVEOLAR BONE OF THE MANDIBLE (하악골 결손부의 치조골 신장술을 이용한 임플란트 식립 증례보고)

  • Ryu, Hyun-Wook
    • Maxillofacial Plastic and Reconstructive Surgery
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    • v.31 no.4
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    • pp.325-329
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    • 2009
  • Objective : This is to report the effectiveness of intraoral distraction osteogenesis, iliac bone graft for alveolar augmentation in the extremely atrophied alveolar defects after infected allobone grafted area. Subjects and Methods : Anterior segmental osteotomy was performed and the trans-oral alveolar distractors (Martin, Germany) were applied in patient with the severe acquired anterior mandibular and mandibular defect after ameloblastoma enucleation. Iliac bone grafts were performed in defect sites and distraction osteogenesis were treated. After latent period for 1 week, the osteomized alveolar segments were distracted by 0.75 mm a day (0.25 mm/1 turn) for 10 days The consolidation period was about 12 weeks. Thereafter, 2 titanium threaded implants were simultaneously installed with removal of distractor. For oral rehabilitiation, The implants were installed in maxilla, mandible. It was tested with clinically and radiographically. Results : Amounts of acquired alveolar bone were 10 mm with the increased width of the ridge crests and soft tissue expansion. Dental implants installated on the augmented alveolar ridges in 12 weeks after distraction were confirmed as in good osseointegration and in good function without any complications. Conclusion : Intraoral distraction osteogenesis can be a good option for alveolar ridge augmentation of the severely atrophied ridges and soft-tissue defects.