Quality of Cementation in Conventional versus Minimally Invasive Total Knee Arthroplasty

Purpose. To review the immediate postoperative radiographs of 108 patients following conventional or minimally invasive total knee arthroplasty (TKA) to assess the quality of cementation in terms of cement voids and retained cement. Methods. Records of 20 male and 88 female consecutive patients aged...

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Main Authors: Chia-Liang Ang, Seng-Jin Yeo
Format: Article
Language:English
Published: SAGE Publishing 2016-04-01
Series:Journal of Orthopaedic Surgery
Online Access:https://doi.org/10.1177/230949901602400104
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author Chia-Liang Ang
Seng-Jin Yeo
author_facet Chia-Liang Ang
Seng-Jin Yeo
author_sort Chia-Liang Ang
collection DOAJ
description Purpose. To review the immediate postoperative radiographs of 108 patients following conventional or minimally invasive total knee arthroplasty (TKA) to assess the quality of cementation in terms of cement voids and retained cement. Methods. Records of 20 male and 88 female consecutive patients aged 50 to 83 (mean, 67.5) years who underwent conventional TKA (n=56) or computer-assisted minimally invasive TKA (n=52) for osteoarthritis by a single senior surgeon were reviewed. Immediate postoperative radiographs were assessed by a single blinded assessor for the quality of cementation in terms of cement void and retained cement in different zones of the femoral, tibial, and patellar components along the prosthesis-bone interface using the Knee Society total knee arthroplasty roentgenographic evaluation and scoring system. Results. The 2 groups were comparable in terms of baseline demographics as well as cement void and retained cement on the femoral, tibial, and patellar components, except that in the minimally invasive group, cement void beneath the anterior flange of the femoral component was wider (0.32 vs. 0 mm, p=0.001), and retained cement in the posterior or lateral aspects of the tibial component was more common (50.0% vs. 28.6%, p=0.018). Conclusion. Minimally invasive TKA resulted in a wider cement void beneath the anterior flange of the femoral component and a higher rate of retained cement around the tibial component.
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spelling doaj.art-4f5d585616724778accb169876f211832022-12-21T20:10:42ZengSAGE PublishingJournal of Orthopaedic Surgery2309-49902016-04-012410.1177/230949901602400104Quality of Cementation in Conventional versus Minimally Invasive Total Knee ArthroplastyChia-Liang AngSeng-Jin YeoPurpose. To review the immediate postoperative radiographs of 108 patients following conventional or minimally invasive total knee arthroplasty (TKA) to assess the quality of cementation in terms of cement voids and retained cement. Methods. Records of 20 male and 88 female consecutive patients aged 50 to 83 (mean, 67.5) years who underwent conventional TKA (n=56) or computer-assisted minimally invasive TKA (n=52) for osteoarthritis by a single senior surgeon were reviewed. Immediate postoperative radiographs were assessed by a single blinded assessor for the quality of cementation in terms of cement void and retained cement in different zones of the femoral, tibial, and patellar components along the prosthesis-bone interface using the Knee Society total knee arthroplasty roentgenographic evaluation and scoring system. Results. The 2 groups were comparable in terms of baseline demographics as well as cement void and retained cement on the femoral, tibial, and patellar components, except that in the minimally invasive group, cement void beneath the anterior flange of the femoral component was wider (0.32 vs. 0 mm, p=0.001), and retained cement in the posterior or lateral aspects of the tibial component was more common (50.0% vs. 28.6%, p=0.018). Conclusion. Minimally invasive TKA resulted in a wider cement void beneath the anterior flange of the femoral component and a higher rate of retained cement around the tibial component.https://doi.org/10.1177/230949901602400104
spellingShingle Chia-Liang Ang
Seng-Jin Yeo
Quality of Cementation in Conventional versus Minimally Invasive Total Knee Arthroplasty
Journal of Orthopaedic Surgery
title Quality of Cementation in Conventional versus Minimally Invasive Total Knee Arthroplasty
title_full Quality of Cementation in Conventional versus Minimally Invasive Total Knee Arthroplasty
title_fullStr Quality of Cementation in Conventional versus Minimally Invasive Total Knee Arthroplasty
title_full_unstemmed Quality of Cementation in Conventional versus Minimally Invasive Total Knee Arthroplasty
title_short Quality of Cementation in Conventional versus Minimally Invasive Total Knee Arthroplasty
title_sort quality of cementation in conventional versus minimally invasive total knee arthroplasty
url https://doi.org/10.1177/230949901602400104
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AT sengjinyeo qualityofcementationinconventionalversusminimallyinvasivetotalkneearthroplasty