Journal article

The Learning Curve of Pedicle Screw Placement How Many Screws Are Enough?

Augusto Gonzalvo, Gregory Fitt, Susan Liew, David de la Harpe, Peter Turner, Lu Ton, Myron A Rogers, Peter H Wilde

SPINE | LIPPINCOTT WILLIAMS & WILKINS | Published : 2009

Abstract

STUDY DESIGN: A retrospective study. OBJECTIVE: Assess the learning curve of pedicle screw (PS) placement of a Spinal Surgery Fellow (SSF) with no previous experience with the technique. SUMMARY OF BACKGROUND DATA: Recent studies have attempted to identify the learning curve for different surgical procedures to define training requirements. Several authors have described a learning curve for PS placement. However, no one has defined the number of PS necessary to be competent in this skill. METHODS: All patients who had PS inserted by the SSF under the supervision of an Attending Spinal Consultant (ASC) and had adequate postoperative radiographs and computed tomography scans available, were i..

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