OBJECTIVE The authors describe a cadaveric analysis to determine the ideal dimensions and trajectory for considering endoscopic transforaminal interbody implantation. METHODS The soft tissues of 8 human cadavers were removed from L-1 to the sacrum, exposing the posterior bony elements. Facetectomies were performed bilaterally at each lumbar level with… (More)
Kyphoplasty can be used to treat compression fractures resulting from a variety of causes. The use of polymethyl methacrylate (PMMA) in conjunction with kyphoplasty has many risks and potential complications, however, particularly in the younger patient population. Silicate-substituted calcium phosphate (Actifuse Synthetic Bone Graft; Apatech, Ltd.) is an… (More)
2 I contributi di Calabretta e Di Ferdinando, presenti in questo volume, offrono una sintetica ed esauriente introduzione alla modellistica di matrice "cognitivista" ed "emergentista".