Predicting the Failure Risk of Internal Fixation Devices in Chinese Patients Undergoing Spinal Internal Fixation Surgery: Development and Assessment of a New Predictive Nomogram

Figure 1

Typical cases of internal fixation failure: (a) screw fracture, (b) broken rod, (c) screw cap loosening, (d) screw rod connection loosening, (e) cross rod loosening, (f) pulling nail, (g) titanium plate nail loosening, (h) titanium plate loosening, (i) titanium cage loosening displacement, (j) neck pillow fusion nail loosening, (k) Harrington rod fracture, and (l) Harrington rod wire fracture.

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