Search Results - "Ferreira, Louis M."

Full‐field experimental analysis of the influence of microstructural parameters on the mechanical properties of humeral head trabecular bone by Kusins, Jonathan, Knowles, Nikolas, Martensson, Nicole, Columbus, Melanie, Athwal, George S., Ferreira, Louis

“…Understanding the mechanical properties of trabecular bone within the metaphysis of the proximal humerus is becoming increasingly important for the design of…”
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Augmented glenoid component designs for type B2 erosions: a computational comparison by volume of bone removal and quality of remaining bone by Knowles, Nikolas K., BEng, Ferreira, Louis M., PhD, Athwal, George S., MD, FRCSC

“…Background The purpose of this computational modeling study was to compare the volume of glenoid bone removal required to implant 3 augmented component designs…”
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Does the dynamic sling effect of the Latarjet procedure improve shoulder stability? A biomechanical evaluation by Giles, Joshua W., BESc, Boons, Harm W., MD, Elkinson, Ilia, BHB, MBChB, FRACS, Faber, Kenneth J., MD, MHPE, FRCSC, Ferreira, Louis M., PhD, Johnson, James A., PhD, Athwal, George S., MD, FRCSC

“…Introduction Glenohumeral instability with glenoid bone loss is commonly treated with the Latarjet procedure. The procedure involves transfer of the coracoid…”
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Quantification of the position, orientation, and surface area of bone loss in type B2 glenoids by Knowles, Nikolas K., BEng, Keener, Jay D., MD, Ferreira, Louis M., PhD, Athwal, George S., MD, FRCSC

“…Background The purpose of this computed tomography–based study was to quantify erosions in B2 glenoids. We hypothesized that erosions do not occur…”
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Characterization of the Walch B3 glenoid in primary osteoarthritis by Chan, Kevin, MD, MSc, FRCSC, Knowles, Nikolas K., MESc, Chaoui, Jean, PhD, Gauci, Marc-Olivier, MD, Ferreira, Louis M., PhD, Walch, Gilles, MD, Athwal, George S., MD, FRCSC

“…Background The type B3 glenoid is an addition to the Walch classification. A potential etiologic theory is that it is a progression of the B2. It is…”
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Premorbid retroversion is significantly greater in type B2 glenoids by Knowles, Nikolas K., MESc, Ferreira, Louis M., PhD, Athwal, George S., MD, FRCSC

“…Background: Posterior glenoid erosion is thought to be initiated by humeral head subluxation. However, it is unknown whether subluxation is entirely caused by…”
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Quantitative Computed Tomography (QCT) derived Bone Mineral Density (BMD) in finite element studies: a review of the literature by Knowles, Nikolas K., Reeves, Jacob M., Ferreira, Louis M.

“…Background Finite element modeling of human bone provides a powerful tool to evaluate a wide variety of outcomes in a highly repeatable and parametric manner…”
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Effect of Volarly Angulated Distal Radius Fractures on Forearm Rotation and Distal Radioulnar Joint Kinematics by Nishiwaki, Masao, MD, PhD, Welsh, Mark F., BScE, Gammon, Braden, MD, Ferreira, Louis M., PhD, Johnson, James A., PhD, King, Graham J.W., MD, MSc

“…Purpose To examine the effect of volar angulation deformities of the distal radius with and without triangular fibrocartilage complex (TFCC) rupture on forearm…”
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A comparison of normal and osteoarthritic humeral head size and morphology by Knowles, Nikolas K., MESc, Carroll, Michael J., MD, Keener, Jay D., MD, Ferreira, Louis M., PhD, Athwal, George S., MD, FRCSC

“…Background The purpose of this study was to evaluate and to compare the size and morphologic patterns among normal and osteoarthritic (OA) humeral heads…”
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Regional bone density variations in osteoarthritic glenoids: a comparison of symmetric to asymmetric (type B2) erosion patterns by Knowles, Nikolas K., BEng, Athwal, George S., MD, FRCSC, Keener, Jay D., MD, Ferreira, Louis M., PhD

“…Background Accurate characterization of regional variations in bone density in symmetric and asymmetric (B2) glenoid erosion patterns can assist with surgical…”
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An anthropometric study of the distal humerus by Desai, Sagar J., MD, FRCSC, Deluce, Simon, MSc, Johnson, James A., PhD, Ferreira, Louis M., PhD, Leclerc, Alexandre E., MD, FRCSC, Athwal, George S., MD, FRCSC, King, Graham J.W., MD, MSc, FRCSC

“…Background The optimal articular shape for distal humeral hemiarthroplasty has not been defined because of a paucity of data quantifying the morphology of the…”
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Distal Radioulnar Joint Kinematics in Simulated Dorsally Angulated Distal Radius Fractures by Nishiwaki, Masao, MD, PhD, Welsh, Mark, BScE, Gammon, Braden, MD, Ferreira, Louis M., PhD, Johnson, James A., PhD, King, Graham J.W., MD, MSc

“…Purpose To examine the effects of dorsal angulation deformities of the distal radius with and without triangular fibrocartilage complex (TFCC) rupture on the…”
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Moderate to large engaging Hill-Sachs defects: an in vitro biomechanical comparison of the remplissage procedure, allograft humeral head reconstruction, and partial resurfacing arthroplasty by Giles, Joshua W., BESc, Elkinson, Ilia, BHB, MBChB, FRACS, Ferreira, Louis M., PhD, BESc, BSc, PEng, Faber, Kenneth J., MD, MHPE, FRCSC, Boons, Harm, MD, Litchfield, Robert, MD, FRCSC, Johnson, James A., PhD, Athwal, George S., MD, FRCSC

“…Background The management of engaging Hill-Sachs defects (HSD) is controversial. The purpose of this study was to biomechanically compare 3 treatment…”
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“Can You Feel It”: An Early Experience with Simulated Vibration to Recreate Glenoid Reaming by Strelzow, Jason A., Kusins, Jonathan R., Ferreira, Louis M., LeBel, Marie-Eve

“…When developing educational simulators, meaningful haptic feedback is important. To our knowledge, no shoulder arthroplasty surgical simulator exists. This…”
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Comparison of clinical-CT segmentation techniques for measuring subchondral bone cyst volume in glenohumeral osteoarthritis by Pucchio, Aoife M. R., Knowles, Nikolas K., Miquel, Joan, Athwal, George S., Ferreira, Louis M.

“…Purpose This study aimed to assess the accuracy and reproducibility of four common segmentation techniques measuring subchondral bone cyst volume in…”
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Improved accuracy of computer assisted glenoid implantation in total shoulder arthroplasty: An in-vitro randomized controlled trial by Nguyen, Duong, MD, FRCSC, Ferreira, Louis M., BSc, BEng, Brownhill, James R., PhD, King, Graham J.W., MD, MSc, FRCSC, Drosdowech, Darren S., MD, FRCSC, Faber, Kenneth J., MD, MHPE, FRCSC, Johnson, James A., PhD

“…Background Glenoid replacement is challenging due to the difficult joint exposure and visualization of anatomical reference landmarks. Improper positioning of…”
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The shoulder remplissage procedure for Hill-Sachs defects: does technique matter? by Elkinson, Iia, BMB, MDChB, FRACS, Giles, Joshua W., BESc, Boons, Harm W., MD, Faber, Kenneth J., MD, MHPE, FRCSC, Ferreira, Louis M., PhD, Johnson, James A., PhD, Athwal, George S., MD, FRCSC

“…Background This biomechanical study evaluated the effects of 3 remplissage techniques on shoulder stability and motion in a Hill-Sachs (HS) instability model…”
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Biomechanical Analysis of Fixation of Middle Third Fractures of the Clavicle by Drosdowech, Darren S, Manwell, Stuart E E, Ferreira, Louis M, Goel, Danny P, Faber, Kenneth J, Johnson, James A

“…OBJECTIVE:This biomechanical study compares four different techniques of fixation of middle third clavicular fractures. METHODS:Twenty fresh-frozen clavicles…”
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Hemiarthroplasty of the elbow: the effect of implant size on joint congruency by Desai, Sagar J., MD, MSc, FRCSC, Lalone, Emily, PhD, Athwal, George S., MD, FRCSC, Ferreira, Louis M., PhD, Johnson, James A., PhD, PEng, King, Graham J.W., MD, MSc, FRCSC

“…Background Distal humeral hemiarthroplasty is a treatment option for elbow joint disease that predominantly affects the distal humerus, including distal…”
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The Effect of a Coronoid Prosthesis on Restoring Stability to the Coronoid-Deficient Elbow: A Biomechanical Study by Gray, Alia B., MSc, Alolabi, Bashar, MD, Ferreira, Louis M., PhD, Athwal, George S., MD, King, Graham J.W., MD, Johnson, James A., PhD

“…Purpose The coronoid process has been recognized as a critical component in maintaining elbow stability. In the case of comminuted coronoid fractures, where…”
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