To determine the effect of adding pedicle screws at the level of a burst fracture (intermediate
screws) on the stiffness of a short segment pedicle fixation, an in vitro biomechanical study …

Study Design. Retrospective cohort study. Objective. To determine the effect on fusion of
adding platelet gel to autologous iliac crest graft. Summary of Background Data. Platelet gel is …

Objectives: To determine the safety of pedicle screw fixation in thoracic spine deformity
correction. Methods: One hundred twelve pedicle screws were surgically placed in 25 patients …

Maintaining posture requires tight regulation of the position and orientation of numerous
spinal components. Yet, surprisingly little is known about this regulatory mechanism, whose …

Study Design. A retrospective study to detect patients with cement leakage into the disc
space following vertebroplasty. Objective. To determine the frequency, causes, and clinical …

Background: Diabetes mellitus is a multi-organ disorder affecting many types of connective
tissues, including bone and cartilage. Certain skeletal changes are more prevalent in …

Objectives To evaluate long-term treatment outcome of patients with infected posterior lumbar
interbody fusion (PLIF) managed with surgical debridement and or prolonged antiobiotic …

BACKGROUND CONTEXT: Adolescent disc herniation and its surgical treatment have been
the subjects of many published clinical series. The majority of these series were …

BACKGROUND AND PURPOSE: The appearance of vacuum clefts (VCs) of the vertebral
bodies has frequently been considered pathognomonic for avascular necrosis. Until recently, …

Object Total disc replacement is an alternative to lumbar fusion, but patients with spinal
stenosis, spondylolisthesis, and facet arthropathy are often excluded from this procedure …