Scavenging & Pollution Control Flashcards Preview

Anaesthesia II > Scavenging & Pollution Control > Flashcards

Flashcards in Scavenging & Pollution Control Deck (6)
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1

Advantages of active scavenging (4)

Most reliable
Efficient
Low running cost
Allows for N2O use

2

Disadvantages of active scavenging (2)

Vacuum piping system expensive
Requires regular maintenance

3

Advantages of passive scavenging (3)

Simple to operate
No suction required
Inexpensive to set up

4

Disadvantages of passive scavenging (3)

Inefficient
- relies on resp. Effort
- affected by tubing resistance and wind conditions

Impractical in some buildings
Increased risk of leaks in comparison to active

5

Advantages of charcoal canisters (2)

Not set up cost
Mobile

6

Disadvantages of charcoal canisters (6)

Does not remove N2O
Increases circuit resistance
Not shut off when full
Must be weighed frequently
Continued cost of replacement
Heating canister causes release of volatile agents