Use index finger of upper hand and locate an imaginary line between nipples on breastbone. Place index and middle fingers of lower hand vertically next to index finger. Remove upper hand. Using the two fingers, do five compressions in three seconds or less. Keep fingers on the breastbone during each upstroke.
Fingers still remaining on the infant's chest, breathe once.
Keep your eyes focused on the chest. Do 10 cycles of compressions and one ventilation each in 45 seconds or less. Check brachial pulse. Hold brachial artery again for five seconds. Repeat compression-ventilation cycles.