| 5 Extracorporeal Assistance and Performance | |||
| A Physiological Systems | |||
| 1 Performance : Completely taking over a physiological function by extracorporeal means | |||
| Body System | Duration | Function | Qualifier |
| Character 4 | Character 5 | Character 6 | Character 7 |
| 2 Cardiac | 0 Single | 1 Output | 2 Manual |
| 2 Cardiac | 1 Intermittent | 3 Pacing | Z No Qualifier |
| 5 Circulatory | 2 Continuous | 2 Oxygenation | 3 Membrane |
| 9 Respiratory | 0 Single | 5 Ventilation | 4 Nonmechanical |
| 2 Cardiac | 2 Continuous | 1 Output 3 Pacing | Z No Qualifier |
| 9 Respiratory | 3 Less than 24 Consecutive Hours 4 24-96 Consecutive Hours 5 Greater than 96 Consecutive Hours | 5 Ventilation | Z No Qualifier |
| C Biliary D Urinary | 0 Single 6 Multiple | 0 Filtration | Z No Qualifier |