Effect of severity of rod contour on posterior rod failure in the setting of lumbar pedicle subtraction osteotomy (PSO): a biomechanical study
JA Tang, JM Leasure, JS Smith, JM Buckley… - …, 2013 - journals.lww.com
BACKGROUND: Rod failure has been reported clinically in pedicle subtraction osteotomy (PSO)
to correct flat back deformity. OBJECTIVE: To characterize the fatigue life of posterior …
to correct flat back deformity. OBJECTIVE: To characterize the fatigue life of posterior …
A Unilateral Cervical Spinal Cord Contusion Injury Model in Non-Human Primates (Macaca mulatta)
…, CJ Sparrey, W Camisa, J Fischer, J Leasure… - Journal of …, 2016 - liebertpub.com
The development of a non-human primate (NHP) model of spinal cord injury (SCI) based on
mechanical and computational modeling is described. We scaled up from a rodent model to …
mechanical and computational modeling is described. We scaled up from a rodent model to …
Differences in knee joint kinematics and forces after posterior cruciate retaining and stabilized total knee arthroplasty
M Wünschel, JM Leasure, P Dalheimer, N Kraft… - The Knee, 2013 - Elsevier
Background Posterior cruciate ligament (PCL) retaining (CR) and -sacrificing (PS) total knee
arthroplasties (TKA) are widely-used to treat osteoarthritis of the knee joint. The PS design …
arthroplasties (TKA) are widely-used to treat osteoarthritis of the knee joint. The PS design …
Biomechanics of unilateral and bilateral sacroiliac joint stabilization
DP Lindsey, R Parrish, M Gundanna, J Leasure… - … of Neurosurgery: Spine, 2018 - thejns.org
OBJECTIVE Bilateral symptoms have been reported in 8%–35% of patients with sacroiliac (SI)
joint dysfunction. Stabilization of a single SI joint may significantly alter the stresses on the …
joint dysfunction. Stabilization of a single SI joint may significantly alter the stresses on the …
Alternatives to traditional pedicle screws for posterior fixation of the degenerative lumbar spine
…, A Mittal, K Odeh, V Ungurean, J Leasure… - JBJS …, 2021 - journals.lww.com
Background: Traditional pedicle screws are currently the gold standard to achieve stable 3-column
fixation of the degenerative lumbar spine. However, there are cases in which pedicle …
fixation of the degenerative lumbar spine. However, there are cases in which pedicle …
Non-pedicular fixation techniques for the treatment of spinal deformity: a systematic review
A Rosinski, K Odeh, V Ungurean Jr, J Leasure… - JBJS …, 2020 - journals.lww.com
Background: In recent years, the use of pedicle screws has become the gold standard for
achieving stable, 3-column fixation of the spine. However, pedicle screw placement may not …
achieving stable, 3-column fixation of the spine. However, pedicle screw placement may not …
Biomechanical comparison of ulnar collateral ligament reconstruction with a modified docking technique with and without suture augmentation
J Leasure, K Reynolds, M Thorne… - … American journal of …, 2019 - journals.sagepub.com
Background: Throwing athletes with ulnar collateral ligament (UCL) injury and symptomatic
valgus instability can expect to return to the same or higher level of play. Reconstruction with …
valgus instability can expect to return to the same or higher level of play. Reconstruction with …
The pedicles are not the densest regions of the lumbar vertebrae: implications for bone quality assessment and surgical treatment strategy
…, A Martin, E Yu, C Telles, J Leasure… - Global Spine …, 2017 - journals.sagepub.com
Study Design: Cadaver study. Objective: To determine the bone density of lumbar vertebral
anatomic subregions. Bone mineral density (BMD) is a major factor in osseous fixation …
anatomic subregions. Bone mineral density (BMD) is a major factor in osseous fixation …
Pedicle screws challenged: lumbar cortical density and thickness are greater in the posterior elements than in the pedicles
K Odeh, A Rosinski, J Leasure… - Global Spine …, 2021 - journals.sagepub.com
Study Design: Controlled laboratory study. Objective: To measure the total bone mineral
density (BMD), cortical volume, and cortical thickness in seven different anatomical regions of …
density (BMD), cortical volume, and cortical thickness in seven different anatomical regions of …
Changes in foraminal area with anterior decompression versus keyhole foraminotomy in the cervical spine: a biomechanical investigation
J Nguyen, B Chu, CC Kuo, JM Leasure… - … of Neurosurgery: Spine, 2017 - thejns.org
OBJECTIVE Anterior cervical discectomy and fusion (ACDF) with or without partial uncovertebral
joint resection (UVR) and posterior keyhole foraminotomy are established operative …
joint resection (UVR) and posterior keyhole foraminotomy are established operative …