fresh gas flow calculations
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15 Terms
What is the FGF formula for non-breathing circuits
Tidal volume x weight x RR x Circuit factor
What is the circuit factor for a bain
2.5-3
What is the circuit factor for a t-piece
2.5-3
What is the circuit factor for a mini-lack
1-1.5
What is the circuit factor for a parallel lack
1-1.5
Why do you need an induction rate for rebreathing circuits?
To purge the systen if air and fill it with fresh gas
What is the induction rate formula for a circle?
100 x weight
What is the maintenance rate formula for circles?
10 x weight
How long do you need to have the induction rate?
5-20 minutes
What is the induction rate formula for Humphrey’s ADE when closed?
100 x weight
What is the minimum induction rate for a humphrey’s ADE
500ml/minute
What is the induction rate formula for Humphrey’s ADE when recycling?
30 x weight
What is the maintenance rate formula for Humphrey’s ADE when closed?
70 x weight
What is the maintenance rate formula for Humphrey’s ADE when recycling?
10 x weight
What is the minimum maintenance rate for Humphrey’s ADE?
300 ml/min