Instruments Flashcards
1
Q
What is the indication for a peripheral venous cannula?
A
Peripheral administration of fluid and drugs
2
Q
What gauges are the different coloured cannulas?
A
14 = brown 16 = grey 18 = green 20 = pink 22 = blue 24 = yellow
3
Q
What is Poiseuille’s law?
A
Flow rate is proportional to r^4, and is inversely proportional to the length
4
Q
What are the complications of a cannula?
A
- Haematoma
- Malplacement
- Blockage
- Superficial thrombophlebitis
