Four lateral mass screw fixation techniques in lower cervical spine following laminectomy: a finite element analysis study of stress distribution

Table 4 The maximal von Mises stress data of four LSF techniques under various loading conditions (MPa)

Different groups	Six different loading conditions
Different groups	Flexion	Extension	Left lateral bending	Right lateral bending	Left axial rotation	Right axial rotation	Mean
Magerl	41.26	75.45	59.32	54.16	66.14	65.38	60.29
Roy-Camille	40.36	88.64	56.13	62.07	59.26	62.39	61.48
Anderson	56.04	99.32	62.30	74.06	69.42	75.67	72.80
An	64.25	96.45	67.96	70.04	83.21	74.89	76.21

ISSN: 1475-925X