Search Results - "Lundberg, Hannah"

What Factors Drive Taper Corrosion? by Pourzal, Robin, Lundberg, Hannah J., Hall, Deborah J., Jacobs, Joshua J.

“…Adverse local tissue reactions to corrosion products can lead to total hip arthroplasty failure. Although this problem has been well known for more than 25…”
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Interaction of surface topography and taper mismatch on head‐stem modular junction contact mechanics during assembly in modern total hip replacement by Gustafson, Jonathan A., Mell, Steven P., Levine, Brett R., Pourzal, Robin, Lundberg, Hannah J.

“…Implant failure due to fretting corrosion at the head‐stem modular junction is an increasing problem in modular total hip arthroplasty. The effect of varying…”
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Effect of Lumbar Fusion and Pelvic Fixation Rigidity on Hip Joint Stress: A Finite Element Analysis by Kozaki, Takuhei, Lundberg, Hannah J, Mell, Steven P, Samartzis, Dino, Kawakami, Mamoru, Yamada, Hiroshi, Inoue, Nozomu, An, Howard S

“…This study compared hip stress among different types of lumbopelvic fusion based on finite element (FE) analysis. We believe that the number and placement of…”
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Mechanical, chemical and biological damage modes within head-neck tapers of CoCrMo and Ti6Al4V contemporary hip replacements by Hall, Deborah J, Pourzal, Robin, Lundberg, Hannah J, Mathew, Mathew T, Jacobs, Joshua J, Urban, Robert M

“…Total hip replacement (THR) failure due to mechanically assisted crevice corrosion within modular head-neck taper junctions remains a major concern. Several…”
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Model validation for estimating taper microgroove deformation during total hip arthroplasty head-neck assembly by Godoy, Michael, Gustafson, Jonathan A., Hertzler, Justin S., Bischoff, Jeffrey E., Pourzal, Robin, Lundberg, Hannah J.

“…Total hip arthroplasty (THA) failure and the need for revision surgery can result from fretting-corrosion damage of the head-neck modular taper junctions…”
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Effect of Femoral Head Material, Surgeon Experience, and Assembly Technique on Simulated Head-Neck Total Hip Arthroplasty Impaction Forces by Godoy, Michael, Sipek, Kirsten, Gustafson, Jonathan A., Yuh, Catherine, Levine, Brett R., Pourzal, Robin, Lundberg, Hannah J.

“…There is no standard method for assembling the femoral head onto the femoral stem during total hip arthroplasty (THA). This study aimed to measure and record…”
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The choice of the femoral center of rotation affects material loss in total knee replacement wear testing – A parametric finite element study of ISO 14243-3 by Mell, Steven P., Wimmer, Markus A., Lundberg, Hannah J.

“…A leading cause of long-term failure of total knee replacements (TKRs) is osteolysis caused by polyethylene wear particles. The current gold standard for…”
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Are Damage Modes Related to Microstructure and Material Loss in Severely Damaged CoCrMo Femoral Heads? by McCarthy, Stephanie M., Hall, Deborah J., Mathew, Mathew T., Jacobs, Joshua J., Lundberg, Hannah J., Pourzal, Robin

“…Fretting and corrosion in metal-on-polyethylene total hip arthoplasty (THA) modular junctions can cause adverse tissue reactions that are responsible for 2% to…”
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Sensitivity of total knee replacement wear to variability in motion and load input: A parametric finite element analysis study by Mell, Steven P., Wimmer, Markus A., Lundberg, Hannah J.

“…Polyethylene wear remains a contributor to long term failure in total knee replacements (TKRs). Advances in materials have improved polyethylene wear rates,…”
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Contact conditions for total hip head-neck modular taper junctions with microgrooved stem tapers by Bechstedt, Maren, Gustafson, Jonathan A., Mell, Steven P., Gührs, Julian, Morlock, Michael M., Levine, Brett R., Lundberg, Hannah J.

“…Implant failure due to fretting-corrosion of head-neck modular junctions is a rising problem in total hip arthroplasty. Fretting-corrosion initiates when…”
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Impact of Prophylactic Cerclage Location on Femoral Fracture Propagation: A Biomechanical Study by Han, Shuyang, Reddy, Kartik I, Lanfermeijer, Nicholas D, Frangie, Robert, Ismaily, Sabir K, Gold, Jonathan E, Lundberg, Hannah J, Rodriguez-Quintana, David

“…Prophylactic cerclage cables are often placed intraoperatively about a fracture to prevent propagation. However, biomechanical data supporting optimal cable…”
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Development of a computational-experimental framework for enhanced mechanical characterization and cross-species comparison of the articular cartilage superficial zone by Mell, Steven P., Yuh, Catherine, Nagel, Thomas, Chubinskaya, Susan, Lundberg, Hannah J., Wimmer, Markus A.

“…To provide a better understanding of the contribution of specific constituents (i.e. proteoglycan, collagen, fluid) to the mechanical behavior of the…”
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Does Surface Topography Play a Role in Taper Damage in Head-neck Modular Junctions? by Pourzal, Robin, Hall, Deborah J., Ha, Nguyen Q., Urban, Robert M., Levine, Brett R., Jacobs, Joshua J., Lundberg, Hannah J.

“…Background There are increasing reports of total hip arthroplasty failure subsequent to modular taper junction corrosion. The surfaces of tapers are machined…”
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Modelling changes in modular taper micromechanics due to surgeon assembly technique in total hip arthroplasty by Pourzal, Robin, Levine, Brett R, Jacobs, Joshua J, Lundberg, Hannah J

“…AimsThe aim of this study was to develop a novel computational model for estimating head/stem taper mechanics during different simulated assembly…”
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Fretting-corrosion in hip taper modular junctions: The influence of topography and pH levels – An in-vitro study by Royhman, Dmitry, Pourzal, Robin, Hall, Deborah, Lundberg, Hannah J., Wimmer, Markus A., Jacobs, Joshua, Hallab, Nadim J., Mathew, Mathew T.

“…Contemporary hip implants feature a modular design. Increased reported failure rates associated with the utilization of modular junctions have raised many…”
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Finite element evaluation of the newest ISO testing standard for polyethylene total knee replacement liners by Mell, Steven P, Fullam, Spencer, Wimmer, Markus A, Lundberg, Hannah J

“…Current treatment for end-stage osteoarthritis is total knee replacement. Given that the number of total knee replacement surgeries is expected to approach…”
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Optimal surgical component alignment minimizes TKR wear – An in silico study with nine alignment parameters by Mell, Steven P., Wimmer, Markus A., Jacobs, Joshua J., Lundberg, Hannah J.

“…Currently, preclinical mechanical wear testing of total knee replacements (TKRs) is done using ideally aligned components using standardized TKR level walking…”
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Can a gait-dependent model predict wear on retrieved total knee arthroplasty components? by Lundberg, Hannah J, Wimmer, Markus A, Jacobs, Joshua J

“…AimsA retrospective longitudinal study was conducted to compare directly volumetric wear of retrieved polyethylene inserts to predicted volumetric wear…”
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Fine tuning total knee replacement contact force prediction algorithms using blinded model validation by Lundberg, Hannah J, Knowlton, Christopher, Wimmer, Markus A

“…The purpose of this study was to perform a blinded comparison of model predictions of total knee replacement contact forces to in vivo forces from an…”
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Comparison of Antagonist Muscle Activity During Walking Between Total Knee Replacement and Control Subjects Using Unnormalized Electromyography by Lundberg, Hannah J., PhD, Rojas, Idubijes L., MS, Foucher, Kharma C., MD, PhD, Wimmer, Markus A., PhD

“…Abstract Background Although satisfactory outcomes have been reported after total knee replacement (TKR), full recovery of muscle strength and physical…”
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