| Section | 0 | Medical and Surgical |
| Body System | W | Anatomical Regions, General |
| Operation | 2 | Change: Taking out or off a device from a body part and putting back an identical or similar device in or on the same body part without cutting or puncturing the skin or a mucous membrane |
| Body Part 0 Head 1 Cranial Cavity 2 Face 4 Upper Jaw 5 Lower Jaw 6 Neck 8 Chest Wall 9 Pleural Cavity, Right B Pleural Cavity, Left C Mediastinum D Pericardial Cavity F Abdominal Wall G Peritoneal Cavity H Retroperitoneum J Pelvic Cavity K Upper Back L Lower Back M Perineum, Male N Perineum, Female |
Approach X External |
Device 0 Drainage Device Y Other Device |
Qualifier Z No Qualifier |