Magic numbers cpr
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1sec= duration of giving one rescue breath (blowing air into the victim’s mouth)
Rescue Rescue BreathingBreathing
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5-10sec.• Check pulse for
– not less than 5 sec– not more than 10 sec
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18sec.= duration of one cycle of 30 chest compressions @100/min
(60sec/100 = 0.6 sec) x 30 = 18 sec
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2min.= Duration of 5 cycles of 30 chest compressions @100/min: 2 rescue breaths
1 cycle of 30:2 = Chest compressions:[(60sec/100 = 0.6 sec) x 30 = 18 sec] + [2 rescue breaths: 2 sec. blowing in + 2 sec. for letting air come out = 4 sec] +[time for moving between chest and mouth = 2 sec] = 24 sec 5 cycles of 30:2 = 24 sec x 5 = 120 sec = 2 min
•Then check pulse to see if circulation has returned
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2min.• Duration of 1 cycle of rescue breaths
10-12 breaths/min - adults
12-20 breaths/min - children/infants
• Then check pulse to see if circulation is still present
Rescue Rescue BreathingBreathing
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At least2inches.• Depth of chest compressions - adults
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At least antero-posterior antero-posterior diameter of chestdiameter of chest
• Depth of chest compressions – child and infant
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At least 100/min• Universal rate for chest compressions
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Plus signs of poor tissue perfusion (blue coloration = cyanosis) CPR
HR<60/HR<60/minmin
Children and infants
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30:230:2• Chest compressions : mouth-to-mouth breaths
• Adults: 1 or 2 rescuers
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• Chest compressions : mouth-to-mouth breaths
• Children and infants : 1 rescuer
30:230:2NW26072014
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• Chest compressions : mouth-to-mouth breaths
• Children and infants : 2 rescuers
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20• The number rescue breaths to be given in adult victims over 2 minutes @10 breaths/min = 1 breath
every 6 sec• After giving the 20th breath, check pulse to see if
circulation is still present
Rescue Rescue BreathingBreathing
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40.• The number rescue breaths to be given in infants/children over 2
min@20 breaths/min = 1 breath every 3 sec• After giving the 40th breath, check pulse to see if circulation is still
present
Rescue Rescue BreathingBreathing
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cycles of cycles of
30:230:2• Then check pulse to see if circulation has
returned
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NW26072014Thank you
That’s all for now
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