The application of three-dimensional printed patient-specific drilling templates for expansive open-door laminoplasty: A single-center, prospective randomized controlled study

BackgroundThe choice of trough position in Expansive open-door laminoplasty (EOLP) mostly relied on bony landmarks and surgeons’ experience. The present study was to validate the efficacy of the three-dimensional (3D) printed patient-specific drilling templates with the function of locating and dept...

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Main Authors: Kangkang Huang, Xuelin Pan, Yuting Wen, Beiyu Wang, Chen Ding, Tingkui Wu, Xin Rong, Hao Liu
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-01-01
Series:Frontiers in Surgery
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fsurg.2022.1084804/full
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author Kangkang Huang
Xuelin Pan
Yuting Wen
Beiyu Wang
Chen Ding
Tingkui Wu
Xin Rong
Hao Liu
author_facet Kangkang Huang
Xuelin Pan
Yuting Wen
Beiyu Wang
Chen Ding
Tingkui Wu
Xin Rong
Hao Liu
author_sort Kangkang Huang
collection DOAJ
description BackgroundThe choice of trough position in Expansive open-door laminoplasty (EOLP) mostly relied on bony landmarks and surgeons’ experience. The present study was to validate the efficacy of the three-dimensional (3D) printed patient-specific drilling templates with the function of locating and depth control for EOLP.Materials and MethodsA single-center, prospective randomized controlled study was conducted on the patients who underwent unilateral EOLP from August 2019 to December 2020. The 3D printed patient-specific drilling template was fabricated and used in the template group. All the EOLP were performed by a senior surgeon and a junior surgeon. The clinical outcomes and radiographic results were evaluated.ResultsA total of 37 patients who completed the 12-month follow-up were analyzed. The clinical outcomes were significantly improved after surgery in both groups (P < 0.05). The visual analogue scale (VAS) scores were significantly lower in the template group at 12 months postoperatively (P < 0.05). The anteroposterior diameter, Pavlov's ratio and Open angle were all higher in the template group than those in the control group at 3 days and 12 months postoperatively (P < 0.05). The satisfaction of the trough position on both sides and incomplete fracture rate on the hinge side were higher in the template group based on the CT scans taken 3 days after surgery (P < 0.05). To the junior surgeon, the satisfaction and the incomplete fracture rate were significantly higher in the template group compared with those in the control group (P < 0.05).ConclusionThe application of 3D printed patient-specific drilling templates with the function of locating and depth control for EOLP could improve the outcome of neck pain relief and expand the decompression. It can also improve the satisfaction of the trough position on the open-door side and the hinge side and decrease the complete fracture rate on the hinge side, especially for the junior surgeon.
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spelling doaj.art-a36b27ea5e974d228a7a2872450b31032023-01-10T15:27:25ZengFrontiers Media S.A.Frontiers in Surgery2296-875X2023-01-01910.3389/fsurg.2022.10848041084804The application of three-dimensional printed patient-specific drilling templates for expansive open-door laminoplasty: A single-center, prospective randomized controlled studyKangkang Huang0Xuelin Pan1Yuting Wen2Beiyu Wang3Chen Ding4Tingkui Wu5Xin Rong6Hao Liu7Department of Orthopedics, West China Hospital, Sichuan University, Chengdu, ChinaDepartment of Radiology, West China Hospital, Sichuan University, Chengdu, ChinaDepartment of Radiology, West China Hospital, Sichuan University, Chengdu, ChinaDepartment of Orthopedics, West China Hospital, Sichuan University, Chengdu, ChinaDepartment of Orthopedics, West China Hospital, Sichuan University, Chengdu, ChinaDepartment of Orthopedics, West China Hospital, Sichuan University, Chengdu, ChinaDepartment of Orthopedics, West China Hospital, Sichuan University, Chengdu, ChinaDepartment of Orthopedics, West China Hospital, Sichuan University, Chengdu, ChinaBackgroundThe choice of trough position in Expansive open-door laminoplasty (EOLP) mostly relied on bony landmarks and surgeons’ experience. The present study was to validate the efficacy of the three-dimensional (3D) printed patient-specific drilling templates with the function of locating and depth control for EOLP.Materials and MethodsA single-center, prospective randomized controlled study was conducted on the patients who underwent unilateral EOLP from August 2019 to December 2020. The 3D printed patient-specific drilling template was fabricated and used in the template group. All the EOLP were performed by a senior surgeon and a junior surgeon. The clinical outcomes and radiographic results were evaluated.ResultsA total of 37 patients who completed the 12-month follow-up were analyzed. The clinical outcomes were significantly improved after surgery in both groups (P < 0.05). The visual analogue scale (VAS) scores were significantly lower in the template group at 12 months postoperatively (P < 0.05). The anteroposterior diameter, Pavlov's ratio and Open angle were all higher in the template group than those in the control group at 3 days and 12 months postoperatively (P < 0.05). The satisfaction of the trough position on both sides and incomplete fracture rate on the hinge side were higher in the template group based on the CT scans taken 3 days after surgery (P < 0.05). To the junior surgeon, the satisfaction and the incomplete fracture rate were significantly higher in the template group compared with those in the control group (P < 0.05).ConclusionThe application of 3D printed patient-specific drilling templates with the function of locating and depth control for EOLP could improve the outcome of neck pain relief and expand the decompression. It can also improve the satisfaction of the trough position on the open-door side and the hinge side and decrease the complete fracture rate on the hinge side, especially for the junior surgeon.https://www.frontiersin.org/articles/10.3389/fsurg.2022.1084804/fulllaminoplastythree-dimensional printingtemplatehingecervical spondylosis
spellingShingle Kangkang Huang
Xuelin Pan
Yuting Wen
Beiyu Wang
Chen Ding
Tingkui Wu
Xin Rong
Hao Liu
The application of three-dimensional printed patient-specific drilling templates for expansive open-door laminoplasty: A single-center, prospective randomized controlled study
Frontiers in Surgery
laminoplasty
three-dimensional printing
template
hinge
cervical spondylosis
title The application of three-dimensional printed patient-specific drilling templates for expansive open-door laminoplasty: A single-center, prospective randomized controlled study
title_full The application of three-dimensional printed patient-specific drilling templates for expansive open-door laminoplasty: A single-center, prospective randomized controlled study
title_fullStr The application of three-dimensional printed patient-specific drilling templates for expansive open-door laminoplasty: A single-center, prospective randomized controlled study
title_full_unstemmed The application of three-dimensional printed patient-specific drilling templates for expansive open-door laminoplasty: A single-center, prospective randomized controlled study
title_short The application of three-dimensional printed patient-specific drilling templates for expansive open-door laminoplasty: A single-center, prospective randomized controlled study
title_sort application of three dimensional printed patient specific drilling templates for expansive open door laminoplasty a single center prospective randomized controlled study
topic laminoplasty
three-dimensional printing
template
hinge
cervical spondylosis
url https://www.frontiersin.org/articles/10.3389/fsurg.2022.1084804/full
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