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Keywords: THA
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Journal Articles

Comparison of Short Stems Versus Straight Hip Stems: A Biomechanical Analysis of the Primary Torsional Stability

Alexander Jahnke, Suleiman Ghandourah, Carlos A. Fonseca Ulloa, Jörn Bengt Seeger, Markus Rickert, Bernd Alexander Ishaque, Gafar Adam Ahmed
Journal: Journal of Biomechanical Engineering
Article Type: Technical Briefs
J Biomech Eng. December 2020, 142(12): 124502.
Paper No: BIO-19-1527
DOI: https://doi.org/10.1115/1.4047659
Published Online: September 9, 2020
...-mail:  markus.rickert@ortho.med.uni-giessen.de e-mail:  bernd.ishaque@ortho.med.uni-giessen.de e-mail:  gafar.a.ahmed@ortho.med.uni-giessen.de 25 11 2019 17 06 2020 09 09 2020 short hip stem straight hip stem THA primary torsional stability Cementless straight stems show very...
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Topics: Biomechanics, Prostheses, Stability, Bone, Stress, Physiology
Journal Articles

Field Variable Associations With Scratch Orientation Dependence of UHMWPE Wear: A Finite Element Analysis

Matthew C. Paul, Liam P. Glennon, Thomas E. Baer, Thomas D. Brown
Journal: Journal of Biomechanical Engineering
Article Type: Research Papers
J Biomech Eng. December 2008, 130(6): 061019.
DOI: https://doi.org/10.1115/1.2939273
Published Online: October 24, 2008
...-strain relations surface roughness wear wear wear surrogate scratch wear scratch orientation finite element analysis arthroplasty THA TKA polyethylene UHMWPE Roughening of the metal counterface is responsible for substantial increase of wear rate in metal-on-polyethylene total...
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Topics: Finite element analysis, Stress, Wear, Finite element model