Cannula Selection
The choice of the cannula
is guided by:
- The aimed degree of support
- The size and condition of the vessel
- Patient size
- Possible site of placement
- Type of insertion procedure
- Desired location of blood drainage/return
The choice of cannula size is guided by:
- The outer diameter of the cannula, expressed in French (1FR = 0.33mm)
- Desired amount of flow
- Pressure drop/flow charts