… , 1968 , Noite LP, Panjabi M: Spinal stability and … Panjabi MM: The onset and progression
of Spinal instability: A demonstration of neutral zone sensitivity. J Biopechy (in press) panjabi …

… to offer to our readership this elegant hypothesis offered by Panjabi. I encourage all of you
to read both the compelling article by Panjabi, and the articulate cornmentary by Krag. Such …

Study Design. This study examined the coactivation of trunk flexor and extensor muscles in
healthy individuals. The experimental electromyographic data and the theoretical …

Clinical reports and research studies have documented the behavior of chronic low back and
neck pain patients. A few hypotheses have attempted to explain these varied clinical and …

The cervical region is a frequent site of injury in the spinal column. Most of the injuries are
caused by auto-mobile accidents and are soft tissue injuries. 8, 19 Cervical spine fractures are …

Study Design. The mechanical properties of multilevel human cervical spines were investigated
by applying pure rotational moments to each specimen and measuring multidirectional …

Objective. To determine the critical load of the osteoligamentous cervical spine in frontal
plane. Design. Whole human cervical spine specimens were loaded in axial compression with …

Elastic mechanical properties of the spine are a function of the axial preload as well as the
physiologic loads. The published literature does not take into account the effect of the preload…

Clinical instability is an important cause of low back pain. Although there is some controversy
concerning its definition, it is most widely believed that the loss of normal pattern of spinal …

Study Design. The internal architecture of cervical spine pedicles was investigated by thin
sectioning and digitization of radiographic images. Objectives. To provide quantitative …