 
| PCS-2023 > 0 > 00 > 00N > 00NK | 
| 00N | Central Nervous System and Cranial Nerves, Release | |
| Info: | Release: Freeing a body part from an abnormal physical constraint by cutting or by the use of force | |
| 00NK | Release, Trigeminal Nerve | |
| 00NK0 | Open | |
| 00NK0Z | No Device | |
| 00NK0ZZ | Release Trigeminal Nerve, Open Approach | |
| 00NK3 | Percutaneous | |
| 00NK3Z | No Device | |
| 00NK3ZZ | Release Trigeminal Nerve, Percutaneous Approach | |
| 00NK4 | Percutaneous Endoscopic | |
| 00NK4Z | No Device | |
| 00NK4ZZ | Release Trigeminal Nerve, Percutaneous Endoscopic Approach | |
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