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Fig. 1 | Journal of Orthopaedic Surgery and Research

Fig. 1

From: Cervical non-fusion using biomimetic artificial disc and vertebra complex: technical innovation and biomechanics analysis

Fig. 1

Measurement of parameters of C4–6 in the X-ray and CT images. a Measurement of anterior intervertebral body height (aIBH) and posterior intervertebral body height (pIBH); b measurement of lateral neutral intervertebral body angle (nIBA); c measurement of extension IBA (eIBA); d measurement of flexion IB A (fIBA); e Measurement of sagittal anteroposterior diameter (APD) and the middle sagittal radius of curvature (SRoC) of C4 lower endplate; f Measurement of coronal transverse diameter (TD) and the middle coronal radius of curvature (CRoC) of C4 lower endplate; g Measurement of APD and SRoC of C6 upper endplate; h Measurement of TD and CRoC of C6 upper endplate

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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X