 
| PCS-2023 > 0 > 0B > 0BN > 0BN2 | 
| 0BN | Respiratory System, Release | |
| Info: | Release: Freeing a body part from an abnormal physical constraint by cutting or by the use of force | |
| 0BN2 | Release, Carina | |
| 0BN20 | Open | |
| 0BN20Z | No Device | |
| 0BN20ZZ | Release Carina, Open Approach | |
| 0BN23 | Percutaneous | |
| 0BN23Z | No Device | |
| 0BN23ZZ | Release Carina, Percutaneous Approach | |
| 0BN24 | Percutaneous Endoscopic | |
| 0BN24Z | No Device | |
| 0BN24ZZ | Release Carina, Percutaneous Endoscopic Approach | |
| 0BN27 | Via Natural or Artificial Opening | |
| 0BN27Z | No Device | |
| 0BN27ZZ | Release Carina, Via Natural or Artificial Opening | |
| 0BN28 | Via Natural or Artificial Opening Endoscopic | |
| 0BN28Z | No Device | |
| 0BN28ZZ | Release Carina, Via Natural or Artificial Opening Endoscopic | |
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