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Table 3 Serious adverse events through 1 year

From: Minimally invasive facet restoration implant for chronic lumbar zygapophysial pain: 1-year outcomes

Patient SAE description Days post Procedure- or device-related Reoperation
a Upper thoracic pain 136 None No
b Implant expulsion 201 Device No
Headache s/p myelography 288 None
c Surgical wound infection 58 Procedure No
d Implant expulsion 266 Device Implant removal; pedicle screw fixation
e Implant expulsion 9 Both No
f Lumbar spinal stenosis 321 None No
g Surgical wound infection 8 Procedure Implant removal
Implant migration 8 Both
h Implant migration 1 Device No