Effect of severity of rod contour on posterior rod failure in the setting of lumbar pedicle subtraction osteotomy (PSO): a biomechanical studyJessica A Tang
The Taylor Collaboration, San Francisco, California 94117, USA
Neurosurgery 72:276-82; discussion 283. 2013
..Rod failure has been reported clinically in pedicle subtraction osteotomy (PSO) to correct flat back deformity...
Pure moment testing for spinal biomechanics applications: fixed versus 3D floating ring cable-driven test designsJessica A Tang
The Taylor Collaboration, San Francisco, CA 94117, USA
J Biomech 45:706-10. 2012
..In light of the results, it is suggested that the 3D floating ring set-up be used for future pure moment spine biomechanics applications using a cable-driven apparatus...
Biomechanical analysis of osteotomy type and rod diameter for treatment of cervicothoracic kyphosisJustin K Scheer
Biomechanical Testing Facility, Orthopaedic Trauma Institute, San Francisco General Hospital, San Francisco, CA, USA
Spine (Phila Pa 1976) 36:E519-23. 2011
..Biomechanical laboratory research...
Comparison of expandable and fixed interbody cages in a human cadaver corpectomy model, part I: endplate force characteristicsMurat Pekmezci
Biomechanical Testing Facility, San Francisco General Hospital, San Francisco, California, USA
J Neurosurg Spine 17:321-6. 2012
..This in vitro analysis investigates the endplate forces characteristic of expandable and fixed interbody cages in a single-level human cadaver corpectomy model...
The impact of standing regional cervical sagittal alignment on outcomes in posterior cervical fusion surgeryJessica A Tang
Department of Neurological Surgery, University of California, San Francisco, San Francisco, California 94143, USA
Neurosurgery 71:662-9; discussion 669. 2012
..Positive spinal regional and global sagittal malalignment has been repeatedly shown to correlate with pain and disability in thoracolumbar fusion...
Biomechanical analysis of revision strategies for rod fracture in pedicle subtraction osteotomyJustin K Scheer
Biomechanical Testing Facility, Orthopaedic Trauma Institute, San Francisco General Hospital, San Francisco, California 94110, USA
Neurosurgery 69:164-72; discussion 172. 2011
..Pseudoarthrosis after pedicle subtraction osteotomy (PSO) can require revision surgery due to posterior rod failure, and the stiffness of these revision constructs has not been quantified...
Biomechanical analysis of cervicothoracic junction osteotomy in cadaveric model of ankylosing spondylitis: effect of rod material and diameterJustin K Scheer
Biomechanical Testing Facility, Orthopaedic Trauma Institute, San Francisco General Hospital, San Francisco, California 94110, USA
J Neurosurg Spine 14:330-5. 2011
..This study characterizes the structural stability of various posterior fixation techniques across the cervicothoracic junction in spines with AS, specifically considering the effects of posterior rod diameter and material type...
Scheuermann kyphosis in nonhuman primatesBrian M Farrell
St Mary s Medical Center, San Francisco, CA 94117, USA
Spine (Phila Pa 1976) 37:E1432-7. 2012
..A cadaveric survey of the thoracic spines of extant species of nonbipedal primates for the presence of Scheuermann kyphosis...