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Radiographic Evaluation of Implant Migration for Total Knee Patients

IRB Number: 2023-2308

May 31, 2024

Institutional Review Board, Hospital for Special Surgery

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Principal Investigator

Fernando J. Quevedo González, PhD

Co-Investigators

David J Mayman,MD
Jonathan M Vigdorchik,MD
Eytan M Debbi, MD, PhD
Timothy M Wright, PhD
Joseph D Lipman, MS
Theofilos Karasavvidis
Michael Parides, PhD
Cale Pagan

Summary

This study will utilize pre and postoperative CT-scans of total knee arthroplasty patients to quantify the implant motion after surgery. Implant motion has been suggested as an early indicator of the longevity of implant fixation and could be also related to joint laxity. We will enroll 30 patients scheduled for total knee arthroplasty. Patients will receive CT-scans preoperatively, prior to discharge, and at 6 weeks, 6 months, and 1 year postoperatively to measure the motion of the implant.

Inclusion/Exclusion Criteria

Study will consider all patients between 18 and 90 years of age, scheduled for primary total knee arthroplasty. Patients will be excluded if metal hardware is present on either knee, if they are wheelchair bound, or have neurological conditions

Contact Information

Fernando J Quevedo Gonzalez, MD
quevedogonzalezf@hss.edu
646.797.8276