| Section | 0 | Medical and Surgical |
| Body System | 1 | Peripheral Nervous System |
| Operation | 9 | Drainage: Taking or letting out fluids and/or gases from a body part |
| Body Part 0 Cervical Plexus 1 Cervical Nerve 2 Phrenic Nerve 3 Brachial Plexus 4 Ulnar Nerve 5 Median Nerve 6 Radial Nerve 8 Thoracic Nerve 9 Lumbar Plexus A Lumbosacral Plexus B Lumbar Nerve C Pudendal Nerve D Femoral Nerve F Sciatic Nerve G Tibial Nerve H Peroneal Nerve K Head and Neck Sympathetic Nerve L Thoracic Sympathetic Nerve M Abdominal Sympathetic Nerve N Lumbar Sympathetic Nerve P Sacral Sympathetic Nerve Q Sacral Plexus R Sacral Nerve |
Approach 0 Open 3 Percutaneous 4 Percutaneous Endoscopic |
Device 0 Drainage Device |
Qualifier Z No Qualifier |
| Body Part 0 Cervical Plexus 1 Cervical Nerve 2 Phrenic Nerve 3 Brachial Plexus 4 Ulnar Nerve 5 Median Nerve 6 Radial Nerve 8 Thoracic Nerve 9 Lumbar Plexus A Lumbosacral Plexus B Lumbar Nerve C Pudendal Nerve D Femoral Nerve F Sciatic Nerve G Tibial Nerve H Peroneal Nerve K Head and Neck Sympathetic Nerve L Thoracic Sympathetic Nerve M Abdominal Sympathetic Nerve N Lumbar Sympathetic Nerve P Sacral Sympathetic Nerve Q Sacral Plexus R Sacral Nerve |
Approach 0 Open 3 Percutaneous 4 Percutaneous Endoscopic |
Device Z No Device |
Qualifier X Diagnostic Z No Qualifier |