| Value | Code Name | Code | Code System | Code Description |
|---|---|---|---|---|
| 10 | Burr hole | |||
| 5 | Cap | |||
| 2 | Closed skull | |||
| 9 | Craniotomy | |||
| 8 | Dural breach | |||
| 7 | Helmet | |||
| 11 | Implanted sensors | |||
| 12 | Intraventricular/intraparenchymal cannluae placement for agent delivery | |||
| 13 | Microdialysis | |||
| 1 | Open skull | |||
| 444 | Other, specify | |||
| 6 | Plate | |||
| 3 | Skull exposed | |||
| 4 | Skull not exposed | |||
| 999 | Unknown |