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The Effect Of Implant Conformity On Muscle Force Requirements In The Implanted Knee, Grace Mcconnochie
The Effect Of Implant Conformity On Muscle Force Requirements In The Implanted Knee, Grace Mcconnochie
Boise State University Theses and Dissertations
Implant geometry is a significant factor in determining knee stability and patient satisfaction following total knee replacement (TKR). Ineffective muscle recruitment, impaired joint functionality and increased implant wear are consequences of an unstable knee replacement. Current knee laxity evaluation techniques are limited in their ability to account for the muscular response to knee instability. This study utilizes a subject specific lower-body musculoskeletal finite element (FE) model with dynamic muscle loading to evaluate implant laxity during activities of daily living. The effect of varying implant conformity on the muscle forces required to maintain a target kinematic profile during simulated laxity testing …