0NW004
| Pos | Category | Selected Element & Definition |
|---|---|---|
| 0 | Section |
Medical and Surgical
|
| N | Body System |
Head and Facial Bones
|
| W | Operation |
Revision
Correcting, to the extent possible, a portion of a malfunctioning device or the position of a displaced device
|
| 0 | Body Part |
Skull
|
| 0 | Approach |
Open
|
| 4 | Device |
Internal Fixation Device
|