TY - GEN AU - Koller,Heiko AU - Zenner,Juliane AU - Hitzl,Wolfgang AU - Resch,Herbert AU - Stephan,Daniel AU - Augat,Peter AU - Penzkofer,Rainer AU - Korn,Gundobert AU - Kendell,Arvind AU - Meier,Oliver AU - Mayer,Michael TI - The impact of a distal expansion mechanism added to a standard pedicle screw on pullout resistance. A biomechanical study SN - 1878-1632 PY - 2013///1223 KW - Aged KW - Aged, 80 and over KW - Biomechanical Phenomena KW - Bone Screws KW - Cadaver KW - Female KW - Humans KW - Lumbar Vertebrae KW - surgery KW - Male KW - Materials Testing KW - Middle Aged KW - Spinal Fusion KW - instrumentation N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/j.spinee.2013.01.038 ER -