3Ahrned A M,Duncan B A,Burkf D L.The effect of facet geometry on the axial torque-rotation response of lumbar motion segments[J].Spine,1990,(15):391-401.
4Panjabi M M,Oxland T,Takata K,et al.Articular facets of the human spine:Quantitative three-dimensional anatomy[J].Spine,1993,(18):1298-1310.
5Van Schaik J P J,Van Pinxteen B,Verbiest H,et al.The facet orientation circle:Anew parameter for facet joint angulation in the lower lumber space[J].Spine,1997,(22):531-536.
6ShannaM,LangranaNA,Podrigue S J,Role of ligments and facetsin lumbar spinal stability[J].Spine,1995,(20):887-900.
