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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