| Section | 0 | Medical and Surgical |
| Body System | C | Mouth and Throat |
| Operation | W | Revision: Correcting, to the extent possible, a portion of a malfunctioning device or the position of a displaced device |
| Body Part A Salivary Gland |
Approach 0 Open 3 Percutaneous X External |
Device 0 Drainage Device C Extraluminal Device |
Qualifier Z No Qualifier |
| Body Part S Larynx |
Approach 0 Open 3 Percutaneous 7 Via Natural or Artificial Opening 8 Via Natural or Artificial Opening Endoscopic X External |
Device 0 Drainage Device 7 Autologous Tissue Substitute D Intraluminal Device J Synthetic Substitute K Nonautologous Tissue Substitute |
Qualifier Z No Qualifier |
| Body Part Y Mouth and Throat |
Approach 0 Open 3 Percutaneous 7 Via Natural or Artificial Opening 8 Via Natural or Artificial Opening Endoscopic X External |
Device 0 Drainage Device 1 Radioactive Element 7 Autologous Tissue Substitute D Intraluminal Device J Synthetic Substitute K Nonautologous Tissue Substitute |
Qualifier Z No Qualifier |