scavenging systems

Question 1

NIOSH volatile anesthetic alone

Answer 1

2ppm

Question 2

NIOSH nitrous oxide

Answer 2

25ppm

Question 3

NIOSH volatile agent w NP

Answer 3

0.5ppm

Question 4

5 components of scavenging system

Answer 4

1 - gas collecting assembly
2 - transfer means
3 - scavenging interface
4 - gas disposal tubing 
5 - gas disposal assembly

Question 5

gas collecting assembly

Answer 5

• captures gases at site of emission
• delivers to transfer means tubing
• outlet connection usually 30mm (19 older) male
• size of connection important so that it doesn’t connect to other components of breathing system

Question 6

transfer means

Answer 6

• “exhaust tubing” … “hose” … “transfer system”
• convery cad from collecting assembly to interface
• usually tube w female on both ends
• tubing short