 
| PCS-2023 > 0 > 02 > 02N > 02N5 | 
| 02N | Heart and Great Vessels, Release | |
| Info: | Release: Freeing a body part from an abnormal physical constraint by cutting or by the use of force | |
| 02N5 | Release, Atrial Septum | |
| 02N50 | Open | |
| 02N50Z | No Device | |
| 02N50ZZ | Release Atrial Septum, Open Approach | |
| 02N53 | Percutaneous | |
| 02N53Z | No Device | |
| 02N53ZZ | Release Atrial Septum, Percutaneous Approach | |
| 02N54 | Percutaneous Endoscopic | |
| 02N54Z | No Device | |
| 02N54ZZ | Release Atrial Septum, Percutaneous Endoscopic Approach | |
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