Abstract:
OBJECTIVE:To assess whether computed tomography (CT)-based 3-dimensional (3D) computerized pre-operative planning is accurate and reliable in patients with high-riding dislocation developmental dysplasia of the hip (DDH) undergoing total hip arthroplasty (THA). METHODS:Between September 2009 and February 2011, a prospective study with an inbuilt means of comparing predictive techniques in 20 patients (20 hips) with high-riding dislocation DDH was undertaken. All patients had pre- and post-operative CT scans, data from which were transferred digitally to Mimics software. 3D pre-operative planning to predict the acetabular component size, hip rotation center position and acetabular component coverage was performed using Mimics software. The results and post-operative course were compared with those of the traditional acetate templating technique. RESULTS:Using 3D computerized planning, 14/20 components (70%) were predicted exactly and 6/20 (30%) within one size, whereas with the conventional acetate templating technique, 5/20 components (25%) were predicted exactly, 9/20 (45%) within one size and 6/20 (30%) within two or more sizes. There was a strong correlation between the 3D computerized planned acetabular component size, hip rotation center distance, acetabular component host coverage and that found postoperatively. Five patients were considered to need structural bone graft on the basis of 3D computerized planning; this was highly coincident with the intraoperative findings in all five cases. CONCLUSION:CT-based 3D computerized pre-operative planning using Mimics software is an accurate and reliable technique for patients with high-riding dislocation DDH undergoing THA.
journal_name
Orthop Surgjournal_title
Orthopaedic surgeryauthors
Zeng Y,Lai OJ,Shen B,Yang J,Zhou ZK,Kang PD,Pei FX,Zhou Xdoi
10.1111/os.12099subject
Has Abstractpub_date
2014-05-01 00:00:00pages
95-102issue
2eissn
1757-7853issn
1757-7861journal_volume
6pub_type
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journal_title:Orthopaedic surgery
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更新日期:2020-04-01 00:00:00
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journal_title:Orthopaedic surgery
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journal_title:Orthopaedic surgery
pub_type: 杂志文章,随机对照试验
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更新日期:2020-04-01 00:00:00
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journal_title:Orthopaedic surgery
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更新日期:2017-05-01 00:00:00
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更新日期:2016-11-01 00:00:00
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journal_title:Orthopaedic surgery
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更新日期:2009-11-01 00:00:00
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更新日期:2019-04-01 00:00:00
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journal_title:Orthopaedic surgery
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更新日期:2020-08-01 00:00:00
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pub_type: 杂志文章,多中心研究,随机对照试验
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更新日期:2015-08-01 00:00:00
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journal_title:Orthopaedic surgery
pub_type: 杂志文章
doi:10.1111/os.12122
更新日期:2014-08-01 00:00:00
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journal_title:Orthopaedic surgery
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更新日期:2009-02-01 00:00:00
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更新日期:2019-08-01 00:00:00
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更新日期:2012-11-01 00:00:00
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更新日期:2018-08-01 00:00:00
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更新日期:2020-12-01 00:00:00
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journal_title:Orthopaedic surgery
pub_type: 杂志文章,随机对照试验
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更新日期:2014-02-01 00:00:00
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更新日期:2016-05-01 00:00:00
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journal_title:Orthopaedic surgery
pub_type: 杂志文章
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更新日期:2012-02-01 00:00:00
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journal_title:Orthopaedic surgery
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更新日期:2020-12-01 00:00:00
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journal_title:Orthopaedic surgery
pub_type: 杂志文章
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更新日期:2011-08-01 00:00:00
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journal_title:Orthopaedic surgery
pub_type: 杂志文章,meta分析,评审
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更新日期:2016-08-01 00:00:00
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journal_title:Orthopaedic surgery
pub_type: 杂志文章,随机对照试验
doi:10.1111/os.12511
更新日期:2019-08-01 00:00:00