Study Design. Retrospective case control study. Objective. Determine the impact of infection
on clinical outcome in patients undergoing posterior spinal fusion surgery. Summary of …

… Cook S, Asher M, Lai SM, et al. Reoperation after primary posterior instrumentation and
fusion for idiopathic scoliosis. Toward defining late operative site pain of unknown cause …

Study Design. This is a prospective observational study of erythrocyte sedimentation rate (ESR)
and C-reactive protein (CRP) in a cohort of patients undergoing spinal surgery. Objective…

Study Design. Post hoc analysis of data acquired in a prospective, randomized, controlled
trial. Objective. To compare adjacent segment motion after anterior cervical discectomy and …

Study Design. This study is a reliability analysis of coronal Cobb angle measurements in
adolescent idiopathic scoliosis obtained by multiple observers. Objective. We sought to quantify …

The purpose of this study is to determine the efficacy of bioactive calcium phosphate obtained
from porcine cancellous bone for the treatment of bone defects and nonunion. Porcine …

Background: The transpsoas lateral surgical approach has been advocated as an alternative
to direct anterior approaches for less invasive or minimally invasive access to the spine. …

Background In a bundled payment system, a single payment covers all costs associated with
a single episode of care. Spine surgery may be well suited for bundled payments because …

Study Design. A retrospective review. Objective. The aim of this study is to evaluate whether
the treatment of low back pain with physical therapy results in clinically significant …

Successful bone tissue engineering at least requires sufficient osteoblast progenitors, efficient
osteoinductive factors, and biocompatible scaffolding materials. We have demonstrated …