Scholars@Duke
Robert Lark

Robert Lark

Professor of Orthopaedic Surgery
Orthopaedic Surgery
lark0002@mc.duke.edu
DUMC Box 2809, 3000 Erwin Road, Durham, NC 27710
209 Lenox Baker Children's Hospital, Durham, NC 27705
Office hours Monday-Friday 8:00-4:30  

Featured Works

Implant Distribution Versus Implant Density in Lenke Type 1 Adolescent Idiopathic Scoliosis: Does the Position of the Screw Matter?

Journal article Global Spine J · September 2021 Featured Publication STUDY DESIGN: Retrospective study. OBJECTIVE: Previous studies have demonstrated that increased implant density (ID) results in improved coronal deformity correction. However, low-density constructs with strategically placed fixation points may achieve sim ... Full text Link to item Cite

Impact of growth friendly interventions on spine and pulmonary outcomes of patients with spinal muscular atrophy.

Journal article Eur Spine J · March 2021 Featured Publication PURPOSE: Patients with spinal muscular atrophy (SMA) are often treated with growth friendly devices such as vertical expandable prosthetic titanium rib(VEPTR) and magnetically controlled growing rods(MCGR) to correct spinal deformity and improve pulmonary ... Full text Link to item Cite

Staying ahead of the curve: the use of spinopelvic parameters to predict curve progression and bracing success in adolescent idiopathic scoliosis.

Journal article Spine Deform · December 2020 Featured Publication STUDY DESIGN: Retrospective cohort study. OBJECTIVES: To investigate radiographic sagittal and spinopelvic parameters of patients with adolescent idiopathic scoliosis (AIS) treated with bracing and assess differences among those treated successfully and un ... Full text Link to item Cite

Effect of Instrument Navigation on C-arm Radiation and Time during Spinal Procedures: A Clinical Evaluation.

Journal article Int J Spine Surg · June 2020 Featured Publication INTRODUCTION: As minimally invasive spine surgery gains popularity, a focused effort must be made to reduce intraoperative radiation exposure to levels as low as reasonably achievable. Here, we demonstrate the clinical efficacy of a novel technology to aid ... Full text Link to item Cite

Periapical Wires Result in Less Curve Correction Than Pedicle Screw Constructs in Idiopathic Scoliosis.

Journal article Asian Spine J · December 2019 Featured Publication STUDY DESIGN: Retrospective study. PURPOSE: The objective of this study was to compare percent correction between apical and periapical pedicle screw (PS) and sublaminar wire constructs for Cobb correction and coronal balance correction. OVERVIEW OF LITERA ... Full text Link to item Cite

Effects of Serial Casting with or without Bracing on Sagittal Parameters in Early Onset Scoliosis

Journal article Spine deformity · November 1, 2019 Featured Publication Full text Cite

Growth-Friendly Spine Surgery in Escobar Syndrome.

Journal article J Pediatr Orthop · August 2019 Featured Publication BACKGROUND: The aims of this study were to characterize the spinal deformity of patients with Escobar syndrome, describe results of growth-friendly treatments, and compare these results with those of an idiopathic early-onset scoliosis (EOS) cohort to dete ... Full text Link to item Cite

Analysis of the impact of race on blood transfusion in pediatric scoliosis surgery.

Journal article Paediatr Anaesth · April 2018 Featured Publication INTRODUCTION: Surgical correction of pediatric scoliosis is associated with significant blood loss. Minimizing estimated blood loss and blood transfusion is beneficial as transfusions have been associated with increased morbidity, including risk of surgica ... Full text Link to item Cite

Neuromuscular Scoliosis: Current Concepts.

Journal article Orthopedics · June 2015 Featured Publication Scoliosis is a common deformity in neuromuscular disorders. This spinal deformity usually presents at an early age, rapidly progresses during growth, and continues to progress even after skeletal maturity. Neuromuscular scoliosis classically involves the e ... Full text Link to item Cite

Adding thoracic fusion levels in Lenke 5 curves: risks and benefits.

Journal article Spine (Phila Pa 1976) · January 15, 2013 Featured Publication STUDY DESIGN: Multicenter; review of prospectively collected data. OBJECTIVE: To determine the risks and potential benefits of nonselective versus selective fusion in a matched set of patients with Lenke 5 curves. SUMMARY OF BACKGROUND DATA: The Lenke clas ... Full text Link to item Cite