Pedicle screw insertion angle and pullout strength: Comparison of 2 proposed strategies: Laboratory investigation

Journal of Neurosurgery: Spine

Volumn 14, Issue 5, 2011, Pages 670-676

  Inceoǧlu, Serkan ^a   Montgomery Jr , William H ^a   St Clair, Selvon ^a   McLain, Robert F ^a  

^a LERNER RESEARCH INSTITUTE   (United States)

Author keywords

Cycling test; Insertion technique; Pedicle screw; Pullout test

Indexed keywords

ARTICLE; BIOMECHANICS; BONE DENSITY; CONTROLLED STUDY; FIXATION DEVICE; HUMAN; HUMAN TISSUE; LUMBAR SPINE; LUMBAR VERTEBRA; PEDICLE SCREW; RIGIDITY; SPINE STABILIZATION;

ADULT; ANALYSIS OF VARIANCE; BIOMECHANICS; BONE DENSITY; BONE SCREWS; CADAVER; HUMANS; LUMBAR VERTEBRAE; PROSTHESIS FAILURE; STRESS, MECHANICAL;

EID: 79955603027     PISSN: 15475654     EISSN: 15475646     Source Type: Journal    
DOI: 10.3171/2010.11.SPINE09886     Document Type: Article

References (17)

1. Brantley AG, Mayfield JK, Koeneman JB, Clark KR: The effects of pedicle screw fit. An in vitro study. Spine 19:1752-1758, 1994 (Pubitemid 24314185)
2. Burval DJ, McLain RF, Milks R, Inceoglu S: Primary pedicle screw augmentation in osteoporotic lumbar vertebrae: biomechanical analysis of pedicle fixation strength. Spine 32:1077-1083, 2007 (Pubitemid 46685984)
3. Chapman JR, Harrington RM, Lee KM, Anderson PA, Tencer AF, Kowalski D: Factors affecting the pullout strength of cancellous bone screws. J Biomech Eng 118:391-398, 1996 (Pubitemid 26292899)
4. Crawford NR, Yüksel KZ, Doǧan Ş, Villasana-Ramos O, Soto- Barraza JC, Baek S, et al: Trajectory analysis and pullout strength of self-centering lumbar pedicle screws. Laboratory investigation. J Neurosurg Spine 10:486-491, 2009
5. Daftari TK, Horton WC, Hutton WC: Correlations between screw hole preparation, torque of insertion, and pullout strength for spinal screws. J Spinal Disord 7:139-145, 1994 (Pubitemid 24114761)
6. Halvorson TL, Kelley LA, Thomas KA, Whitecloud TS III, Cook SD: Effects of bone mineral density on pedicle screw fixation. Spine 19:2415-2420, 1994 (Pubitemid 24347176)
7. Hirano T, Hasegawa K, Takahashi HE, Uchiyama S, Hara T, Washio T, et al: Structural characteristics of the pedicle and its role in screw stability. Spine 22:2504-2510, 1997 (Pubitemid 28070669)
8. Inceoǧlu S, Kilinçer C, Tami A, McLain RF: Cortex of the pedicle of the vertebral arch. Part II: Microstructure. J Neurosurg Spine 7:347-351, 2007
9. Kilinçer C, Inceoglu S, Sohn MJ, Ferrara LA, Benzel EC: Effects of angle and laminectomy on triangulated pedicle screws. J Clin Neurosci 14:1186-1191, 2007 (Pubitemid 350102781)
10. Kwok AW, Finkelstein JA, Woodside T, Hearn TC, Hu RW: Insertional torque and pull-out strengths of conical and cylindrical pedicle screws in cadaveric bone. Spine 21:2429-2434, 1996 (Pubitemid 26403456)
11. Lotz JC, Hu SS, Chiu DF, Yu M, Colliou O, Poser RD: Carbonated apatite cement augmentation of pedicle screw fixation in the lumbar spine. Spine 22:2716-2723, 1997 (Pubitemid 28100361)
12. McLain RF, Sparling E, Benson DR: Early failure of shortsegment pedicle instrumentation for thoracolumbar fractures. A preliminary report. J Bone Joint Surg Am 75:162-167, 1993 (Pubitemid 23093965)
13. Moran JM, Berg WS, Berry JL, Geiger JM, Steffee AD: Transpedicular screw fixation. J Orthop Res 7:107-114, 1989
14. Skinner R, Maybee J, Transfeldt E, Venter R, Chalmers W: Experimental pullout testing and comparison of variables in transpedicular screw fixation. A biomechanical study. Spine 15:195-201, 1990 (Pubitemid 20160307)
15. Weinstein JN, Spratt KF, Spengler D, Brick C, Reid S: Spinal pedicle fixation: reliability and validity of roentgenogrambased assessment and surgical factors on successful screw placement. Spine 13:1012-1018, 1988 (Pubitemid 18266476)
16. Zdeblick TA, Kunz DN, Cooke ME, McCabe R: Pedicle screw pullout strength. Correlation with insertional torque. Spine 18:1673-1676, 1993 (Pubitemid 23280316)
17. Zindrick MR, Wiltse LL, Widell EH, Thomas JC, Holland WR, Field BT, et al: A biomechanical study of intrapeduncular screw fixation in the lumbosacral spine. Clin Orthop Relat Res 203:99-112, 1986 (Pubitemid 16115318)