oxygen delivery systems and when to choose which Flashcards
oxygen mask is for short or long term therapy
short-term
venturi mask disadvantages
hot and confining (humidity may irritate skin
interferes w eating and talking
do you use humidification w venturi mask
always
how may litres is venturi mask
Fi02?
4-12
24%-60%
advantages venturi mask
controls amount of specified 02 conc
doesnt dry mucous membranes/delivers humidity
nasal cannula disadvntage
unable to use w nasal obstruction drying to mucous membranes can easily dislodge may cause skin irritation or breakdwn pts breathing pattern will affect exact Fi02
when is simple face mask given w humidity
how may litres does it provide?
Fi02?
always
5-8
40-60%
simple face mask advantages
can help to provide humidified 02
which type of 02 delivery systems are difficult to estimate the amount of 02 delivered
simple face mask
(nasal cannula will be affected by pts breathing depth and rate)
face tent
your pt needs 02 at 15l which delivery system do you choose?
nonrebreathing mask 15l
or oxygen tent 10-15l (usually pediatric use
your pt needs to eat while remaining on 02. which deliver system do you choose?
nasal cannula
you want a high fi02 which 02 system?
PARTIAL NONREBREATHER 10-12L IS USEFUL FOR PTS REQUIRING HIGH CONC OF 02
nonrebreathing mask 15l 60-90% Fi02 may also be good?
which pediatric 02 delivery sys will help ontrol body temperature by giving a cool environment?
oxygen tent.
oxygen hood provides warmed humidied oxygen at a specific temp
which pediatric delivery sys will potentially give you higher Fi02
oxygen hood 28-85%
oxygen tent is up to 50%
why might a pt not comply w a nonrebreathing mask
it requires a tight seal and is difficult to maintain and uncomfortable
may irritate skin
