GBR assisted in situ Onlay bone grafting for the posterior maxillary horizontal ridge augmentation: a case report and literature review

The posterior mandible is the primary area for occlusal function. However, long-term tooth loss in the posterior mandible often leads to rapid absorption of both buccal and lingual trabecular bone plates and subsequent atrophy of the alveolar ridge. This ultimately results in horizontal bone deficie...

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Main Authors: Mucong Li, Xiuyu Liu, Jing Zhou, Jiaqian You, Sheng Chen, Jian Feng, Xuyan Wei, Hanchi Wang, Yanmin Zhou
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-01-01
Series:Frontiers in Bioengineering and Biotechnology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fbioe.2024.1535207/full
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author Mucong Li
Xiuyu Liu
Jing Zhou
Jiaqian You
Sheng Chen
Jian Feng
Xuyan Wei
Hanchi Wang
Yanmin Zhou
author_facet Mucong Li
Xiuyu Liu
Jing Zhou
Jiaqian You
Sheng Chen
Jian Feng
Xuyan Wei
Hanchi Wang
Yanmin Zhou
author_sort Mucong Li
collection DOAJ
description The posterior mandible is the primary area for occlusal function. However, long-term tooth loss in the posterior mandible often leads to rapid absorption of both buccal and lingual trabecular bone plates and subsequent atrophy of the alveolar ridge. This ultimately results in horizontal bone deficiencies that complicate achieving an optimal three-dimensional placement for dental implants. Conventional techniques employed clinically for horizontal bone augmentation have limited efficacy, cause significant surgical trauma, and require extended treatment duration. Consequently, the selection of an effective and minimally invasive bone augmentation technique for restoring bone width is an essential prerequisite for successful implant restoration in the posterior mandible. This clinical case study presented a treatment approach involving guided bone regeneration (GBR) and in situ Onlay grafting for bone level augmentation in the blade-shaped alveolar ridge of the posterior mandible, followed by implant restoration. By rotating the in situ sourced bone block, the denser bone volume at the base of the blade-shaped alveolar ridge was transferred to the crest of the alveolar ridge, obviating the necessity for a secondary operative site and mitigating complications such as pain, edema, sensory abnormalities, and nerve injury. Incorporation of trabecular bone within the recipient area enhanced fixation while augmenting vascular supply. A significant increase in bone volume by 1,628.21 mm3 was achieved within 7 months postoperatively. Overall, this novel approach offers valuable insights into minimally invasive and stable techniques for alveolar bone augmentation.
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spelling doaj.art-d83a8424981d4920bf5b32a0565cb56f2025-01-10T06:10:37ZengFrontiers Media S.A.Frontiers in Bioengineering and Biotechnology2296-41852025-01-011210.3389/fbioe.2024.15352071535207GBR assisted in situ Onlay bone grafting for the posterior maxillary horizontal ridge augmentation: a case report and literature reviewMucong Li0Xiuyu Liu1Jing Zhou2Jiaqian You3Sheng Chen4Jian Feng5Xuyan Wei6Hanchi Wang7Yanmin Zhou8Hospital of Stomatogy, Jilin University, Changchun, ChinaHospital of Stomatogy, Jilin University, Changchun, ChinaHospital of Stomatogy, Jilin University, Changchun, ChinaHospital of Stomatology, Guanghua School of Stomatology, Sun Yat-sen University and Guangdong Provincial Key Laboratory of Stomatology, Guangzhou, ChinaHospital of Stomatogy, Jilin University, Changchun, ChinaHospital of Stomatogy, Jilin University, Changchun, ChinaHospital of Stomatogy, Jilin University, Changchun, ChinaHospital of Stomatogy, Jilin University, Changchun, ChinaHospital of Stomatogy, Jilin University, Changchun, ChinaThe posterior mandible is the primary area for occlusal function. However, long-term tooth loss in the posterior mandible often leads to rapid absorption of both buccal and lingual trabecular bone plates and subsequent atrophy of the alveolar ridge. This ultimately results in horizontal bone deficiencies that complicate achieving an optimal three-dimensional placement for dental implants. Conventional techniques employed clinically for horizontal bone augmentation have limited efficacy, cause significant surgical trauma, and require extended treatment duration. Consequently, the selection of an effective and minimally invasive bone augmentation technique for restoring bone width is an essential prerequisite for successful implant restoration in the posterior mandible. This clinical case study presented a treatment approach involving guided bone regeneration (GBR) and in situ Onlay grafting for bone level augmentation in the blade-shaped alveolar ridge of the posterior mandible, followed by implant restoration. By rotating the in situ sourced bone block, the denser bone volume at the base of the blade-shaped alveolar ridge was transferred to the crest of the alveolar ridge, obviating the necessity for a secondary operative site and mitigating complications such as pain, edema, sensory abnormalities, and nerve injury. Incorporation of trabecular bone within the recipient area enhanced fixation while augmenting vascular supply. A significant increase in bone volume by 1,628.21 mm3 was achieved within 7 months postoperatively. Overall, this novel approach offers valuable insights into minimally invasive and stable techniques for alveolar bone augmentation.https://www.frontiersin.org/articles/10.3389/fbioe.2024.1535207/fullhorizontal ridge augmentationonlay bone graftingautologous bone graftimplant restorationpiezoelectric surgery
spellingShingle Mucong Li
Xiuyu Liu
Jing Zhou
Jiaqian You
Sheng Chen
Jian Feng
Xuyan Wei
Hanchi Wang
Yanmin Zhou
GBR assisted in situ Onlay bone grafting for the posterior maxillary horizontal ridge augmentation: a case report and literature review
Frontiers in Bioengineering and Biotechnology
horizontal ridge augmentation
onlay bone grafting
autologous bone graft
implant restoration
piezoelectric surgery
title GBR assisted in situ Onlay bone grafting for the posterior maxillary horizontal ridge augmentation: a case report and literature review
title_full GBR assisted in situ Onlay bone grafting for the posterior maxillary horizontal ridge augmentation: a case report and literature review
title_fullStr GBR assisted in situ Onlay bone grafting for the posterior maxillary horizontal ridge augmentation: a case report and literature review
title_full_unstemmed GBR assisted in situ Onlay bone grafting for the posterior maxillary horizontal ridge augmentation: a case report and literature review
title_short GBR assisted in situ Onlay bone grafting for the posterior maxillary horizontal ridge augmentation: a case report and literature review
title_sort gbr assisted in situ onlay bone grafting for the posterior maxillary horizontal ridge augmentation a case report and literature review
topic horizontal ridge augmentation
onlay bone grafting
autologous bone graft
implant restoration
piezoelectric surgery
url https://www.frontiersin.org/articles/10.3389/fbioe.2024.1535207/full
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