Effects of abdominal muscle coactivation on the externally preloaded trunk: Variations in motor control and its effect on spine stability

Spine

Volumn 31, Issue 13, 2006, Pages

  Brown, Stephen H M ^a   Vera Garcia, Francisco J ^a   McGill, Stuart M ^a  

^a UNIVERSITY OF WATERLOO   (Canada)

Author keywords

Abdominal brace; Biomechanical model; Co contraction; Quick release; Spine stability; Stiffness

Indexed keywords

ABDOMINAL WALL MUSCULATURE; ADULT; APPARATUS; ARTICLE; BIOMECHANICS; BRACE; HUMAN; HUMAN EXPERIMENT; KINEMATICS; MALE; MOTOR CONTROL; MUSCLE CONTRACTION; NORMAL HUMAN; PRIORITY JOURNAL; QUANTITATIVE ANALYSIS; RIGIDITY; SITTING; SPINE STABILIZATION; TRUNK; VOLUNTARY MOVEMENT; WEIGHT BEARING;

ABDOMINAL MUSCLES; ADULT; BIOFEEDBACK (PSYCHOLOGY); BIOMECHANICS; ELECTROMYOGRAPHY; HUMANS; MODELS, BIOLOGICAL; MOVEMENT; SPINE; THORAX; WEIGHT-BEARING;

EID: 33745084615     PISSN: 03622436     EISSN: 15281159     Source Type: Journal    
DOI: 10.1097/01.brs.0000220221.57213.25     Document Type: Article

References (18)

1. Gardner-Morse M, Stokes IA, Laible JP. Role of muscles in lumbar spine stability in maximum extension efforts. J Orthop Res 1995;13:802-8.
2. Cholewicki J, McGill SM. Mechanical stability of the in vivo lumbar spine: Implications for injury and chronic low back pain. Clin Biomech (Bristol, Avon) 1996;11:1-15.
3. Brown SHM, Potvin JR. Constraining spine stability levels in an optimization model leads to the prediction of trunk muscle cocontraction and improved spine compression force estimates. J Biomech 2005;38:745-54.
4. Cholewicki J, Simons AP, Radebold A. Effects of external trunk loads on lumbar spine stability. J Biomech 2000;33:1377-85.
5. Granata KP, Orishimo KF. Response of trunk muscle coactivation to changes in spinal stability. J Biomech 2001;34:1117-23.
6. Krajcarski SR, Potvin JR, Chiang J. The in vivo dynamic response of the spine to perturbations causing rapid flexion: Effects of pre-load and step input magnitude. Clin Biomech (Bristol, Avon) 1999;14:54-62.
7. Chiang J, Potvin JR. The in vivo dynamic response of the human spine to rapid lateral bend perturbation: Effects of preload and step input magnitude. Spine 2001;26:1457-64.
8. Granata KP, Orishimo KF, Sanford AH. Trunk muscle coactivation in preparation for sudden load. Trunk muscle coactivation in preparation for sudden load. J Electromyogr Kinesiol 2001;11:247-54.
9. Andersen TB, Essendrop M, Schibye B. Movement of the upper body and muscle activity patterns following a rapidly applied load: the influence of pre-load alterations. Eur J Appl Physiol 2004;91:488-92.
10. Allison GT, Godfrey P, Robinson G. EMG signal amplitude assessment during abdominal bracing and hollowing. J Electromyogr Kinesiol 1998;8:51-7.
11. Kavcic N, Grenier S, McGill SM. Quantifying tissue loads and spine stability while performing commonly prescribed low back stabilization exercises. Spine 2004;29:2319-29.
12. Urquhart DM, Hodges PW, Allen TJ, et al. Abdominal muscle recruitment during a range of voluntary exercises. Man Ther 2005;10:144-53.
13. Vera-Garcia FJ, Brown SHM, Gray JR, et al. Effects of different levels of torso coactivation on trunk muscular and kinematic responses to posteriorly applied sudden loads. Clin Biomech (Bristol, Avon). In press.
14. Sutarno CG, McGill SM. Isovelocity investigation of the lengthening behaviour of the erector spinae muscles. Eur J Appl Physiol Occup Physiol 1995;70:146-53.
15. Ma SP, Zahalak GI. A distribution-moment model of energetics in skeletal muscle. J Biomech 1991;24:21-35.
16. Howarth SJ, Allison AE, Grenier SG, et al. On the implications of interpreting the stability index: a spine example. J Biomech 2004;37:1147-54.
17. Norman R, Wells R, Neumann P, et al. A comparison of peak vs cumulative physical work exposure risk factors for the reporting of low back pain in the automotive industry. Clin Biomech (Bristol, Avon) 1998;13:561-73.
18. Richardson CA, Jull GA. Muscle control-Pain control. What exercises would you prescribe? Man Ther 1995;1:2-10.