Comparison and prediction of pullout strength of conical and cylindrical pedicle screws within synthetic bone

<p>Abstract</p> <p>Background</p> <p>This study was designed to derive the theoretical formulae to predict the pullout strength of pedicle screws with an inconstant outer and/or inner diameter distribution (conical screws). For the transpedicular fixation, one of the fa...

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Bibliographic Details
Main Authors: Wu Shing-Sheng, Lu Tung-Wu, Chen Po-Quang, Tsai Wen-Chi, Shih Kao-Shang, Lin Shang-Chih
Format: Article
Language:English
Published: BMC 2009-04-01
Series:BMC Musculoskeletal Disorders
Online Access:http://www.biomedcentral.com/1471-2474/10/44