Application of digital guide plate with drill-hole sharing technique in the mandible reconstruction

Background/purpose: With the development of computer-assisted surgery, digital guide plate was widely used in vascularized bone flap grafts for mandibular reconstruction. The purpose of this study was to design and manufacture a digital guide plate with drill-hole sharing for mandibular reconstructi...

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Main Authors: Li-dong Wang, Wen Ma, Shuai Fu, Chang-bin Zhang, Qing-ying Cui, Can-bang Peng, Si-hang Wang, Ming Li
Format: Article
Language:English
Published: Elsevier 2023-10-01
Series:Journal of Dental Sciences
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1991790223000430
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author Li-dong Wang
Wen Ma
Shuai Fu
Chang-bin Zhang
Qing-ying Cui
Can-bang Peng
Si-hang Wang
Ming Li
author_facet Li-dong Wang
Wen Ma
Shuai Fu
Chang-bin Zhang
Qing-ying Cui
Can-bang Peng
Si-hang Wang
Ming Li
author_sort Li-dong Wang
collection DOAJ
description Background/purpose: With the development of computer-assisted surgery, digital guide plate was widely used in vascularized bone flap grafts for mandibular reconstruction. The purpose of this study was to design and manufacture a digital guide plate with drill-hole sharing for mandibular reconstruction and assess for surgical accuracy. Materials and methods: 17 patients that required mandibular reconstruction using fibula free flap or iliac crest free flap were included in the study. The computed tomography (CT) data of the patient's mandible and pelvis or fibula were acquired preoperatively. A surgical simulation was then performed using computer-aided surgical simulation (CASS) technology based on above date, which allowed the design of two cutting guide and a repositioning guide for mandibular reconstruction. After surgery, the accuracy of reconstruction was evaluated by superimposing the postoperative image onto the preoperative image of mandible, recording the linear and angular deviation of landmarks, measuring the differences between the planned and actual outcomes. Results: The osteotomy and repositioning of fibula or iliac crest segments were successfully performed as planned using surgical guides. The digital guide plate with drill-hole sharing showed excellent accuracy, When the iliac crest or the fibula free flap were used for mandibular reconstruction, the largest mean differences between the preoperative and postoperative were 1.11 mm and 2.8° or 1.3 mm and 3.87°. Conclusion: The digital guide plate with drill-hole sharing designed preoperatively provides a reliable method of for the mandibular reconstruction. This can assist surgeons in accurately performing osteotomy and repositioning fibula or iliac crest segments during the mandibular reconstruction.
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spelling doaj.art-fdcfa6d1b19c437eaeed4d7fa6c4a11c2023-09-27T04:42:20ZengElsevierJournal of Dental Sciences1991-79022023-10-0118416041611Application of digital guide plate with drill-hole sharing technique in the mandible reconstructionLi-dong Wang0Wen Ma1Shuai Fu2Chang-bin Zhang3Qing-ying Cui4Can-bang Peng5Si-hang Wang6Ming Li7Department of Oral and Maxillofacial Surgery, Kunming Medical University School and Hospital of Stomatology, Kunming, China; Yunnan Key Laboratory of Stomatology, Kunming, ChinaDepartment of Oral and Maxillofacial Surgery, Kunming Medical University School and Hospital of Stomatology, Kunming, China; Yunnan Key Laboratory of Stomatology, Kunming, ChinaDepartment of Oral and Maxillofacial Surgery, Kunming Medical University School and Hospital of Stomatology, Kunming, China; Yunnan Key Laboratory of Stomatology, Kunming, ChinaDepartment of Oral and Maxillofacial Surgery, Kunming Medical University School and Hospital of Stomatology, Kunming, China; Yunnan Key Laboratory of Stomatology, Kunming, ChinaDepartment of Oral and Maxillofacial Surgery, Kunming Medical University School and Hospital of Stomatology, Kunming, China; Yunnan Key Laboratory of Stomatology, Kunming, ChinaDepartment of Oral and Maxillofacial Surgery, Kunming Medical University School and Hospital of Stomatology, Kunming, China; Yunnan Key Laboratory of Stomatology, Kunming, ChinaDepartment of Oral and Maxillofacial Surgery, Kunming Medical University School and Hospital of Stomatology, Kunming, China; Yunnan Key Laboratory of Stomatology, Kunming, ChinaDepartment of Oral and Maxillofacial Surgery, Kunming Medical University School and Hospital of Stomatology, Kunming, China; Yunnan Key Laboratory of Stomatology, Kunming, China; Corresponding author. Department of Oral and Maxillofacial Surgery, Kunming Medical University School and Hospital of Stomatology, 1088, Middle Haiyuan Road, High-tech Zone, Kunming, 650106, China.Background/purpose: With the development of computer-assisted surgery, digital guide plate was widely used in vascularized bone flap grafts for mandibular reconstruction. The purpose of this study was to design and manufacture a digital guide plate with drill-hole sharing for mandibular reconstruction and assess for surgical accuracy. Materials and methods: 17 patients that required mandibular reconstruction using fibula free flap or iliac crest free flap were included in the study. The computed tomography (CT) data of the patient's mandible and pelvis or fibula were acquired preoperatively. A surgical simulation was then performed using computer-aided surgical simulation (CASS) technology based on above date, which allowed the design of two cutting guide and a repositioning guide for mandibular reconstruction. After surgery, the accuracy of reconstruction was evaluated by superimposing the postoperative image onto the preoperative image of mandible, recording the linear and angular deviation of landmarks, measuring the differences between the planned and actual outcomes. Results: The osteotomy and repositioning of fibula or iliac crest segments were successfully performed as planned using surgical guides. The digital guide plate with drill-hole sharing showed excellent accuracy, When the iliac crest or the fibula free flap were used for mandibular reconstruction, the largest mean differences between the preoperative and postoperative were 1.11 mm and 2.8° or 1.3 mm and 3.87°. Conclusion: The digital guide plate with drill-hole sharing designed preoperatively provides a reliable method of for the mandibular reconstruction. This can assist surgeons in accurately performing osteotomy and repositioning fibula or iliac crest segments during the mandibular reconstruction.http://www.sciencedirect.com/science/article/pii/S1991790223000430Digital surgical guide plateDrill-hole sharing3D printingMandible reconstructionFibula free flapIliac crest free flap
spellingShingle Li-dong Wang
Wen Ma
Shuai Fu
Chang-bin Zhang
Qing-ying Cui
Can-bang Peng
Si-hang Wang
Ming Li
Application of digital guide plate with drill-hole sharing technique in the mandible reconstruction
Journal of Dental Sciences
Digital surgical guide plate
Drill-hole sharing
3D printing
Mandible reconstruction
Fibula free flap
Iliac crest free flap
title Application of digital guide plate with drill-hole sharing technique in the mandible reconstruction
title_full Application of digital guide plate with drill-hole sharing technique in the mandible reconstruction
title_fullStr Application of digital guide plate with drill-hole sharing technique in the mandible reconstruction
title_full_unstemmed Application of digital guide plate with drill-hole sharing technique in the mandible reconstruction
title_short Application of digital guide plate with drill-hole sharing technique in the mandible reconstruction
title_sort application of digital guide plate with drill hole sharing technique in the mandible reconstruction
topic Digital surgical guide plate
Drill-hole sharing
3D printing
Mandible reconstruction
Fibula free flap
Iliac crest free flap
url http://www.sciencedirect.com/science/article/pii/S1991790223000430
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