Effect of different radial hole designs on pullout and structural strength of cannulated pedicle screws. Issue 8 (August 2015)

• Record Type: Journal Article
• Authors: Chen, Hsin-Chang; Lai, Yu-Shu; Chen, Wen-Chuan; Chen, Jou-Wen; Chang, Chia-Ming; Chen, Yi-Long; Wang, Shih-Tien; Cheng, Cheng-Kung
• Is Part Of: Medical engineering & physics. Volume 37:Issue 8(2015:Aug.)
• Page Start: 746
• Page End: 751
• Publication Date: 2015-08
• Subjects: Biomedical engineering -- Periodicals; Biomedical Engineering -- Periodicals; Physics -- Periodicals; Génie biomédical -- Périodiques; Biomedical engineering; Electronic journals; Periodicals; 610.28
• DOI: 10.1016/j.medengphy.2015.05.004
• Languages: English
• ISSNs: 1350-4533

Abstract

<abstract abstract-type="author-highlights" id="abs0001"> <title id="cesectitle0001">Highlights</title> <sec> <p id="spara0001"> <list id="celist0001"> <list-item id="celistitem0001"> <label></label> <p id="para0002">Pullout strength of cannulated pedicle screw may be enhanced by cement augmentation.</p> </list-item> <list-item id="celistitem0002"> <label></label> <p id="para0003">Radial holes on the cannulated pedicle screw may facilitate cement augmentation.</p> </list-item> <list-item id="celistitem0003"> <label></label> <p id="para0004">Risk of screw failure is noted for high density of radial holes on its distal end.</p> </list-item> <list-item id="celistitem0004"> <label></label> <p id="para0005">Lower density of radial holes provides sufficient liquidity for cement augmentation.</p> </list-item> <list-item id="celistitem0005"> <label></label> <p id="para0006">Lower density of radial holes reduces the risk of mechanical failure of the screw.</p> </list-item> </list> </p> </sec> </abstract>