Journal Pre-proof Varus-Valgus Constrained Implants in Revision Total Knee Arthroplasty: Mean Clinical Follow-up of Six Years Nicholas M. Hernandez, MD, Zoe W. Hinton, BS, Christine J. Wu, BS, Samuel S. Wellman, MD, William A. Jiranek, MD, Thorsten M. Seyler, MD, PhD PII: S0883-5403(20)31256-0 DOI: https://doi.org/10.1016/j.arth.2020.12.017 Reference: YARTH 58516 To appear in: The Journal of Arthroplasty Received Date: 31 August 2020 Revised Date: 7 December 2020 Accepted Date: 9 December 2020 Please cite this article as: Hernandez NM, Hinton ZW, Wu CJ, Wellman SS, Jiranek WA, Seyler TM, Varus-Valgus Constrained Implants in Revision Total Knee Arthroplasty: Mean Clinical Follow-up of Six Years, The Journal of Arthroplasty (2021), doi: https://doi.org/10.1016/j.arth.2020.12.017. This is a PDF file of an article that has undergone enhancements after acceptance, such as the addition of a cover page and metadata, and formatting for readability, but it is not yet the definitive version of record. This version will undergo additional copyediting, typesetting and review before it is published in its final form, but we are providing this version to give early visibility of the article. Please note that, during the production process, errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain. © 2020 Elsevier Inc. All rights reserved.